10.2.0 release (#213)

src/steps/containers.rs

@@ -1,13 +1,16 @@
-use anyhow::Result;
-
-use crate::error::{self, TopgradeError};
-use crate::executor::CommandExt;
-use crate::terminal::print_separator;
-use crate::{execution_context::ExecutionContext, utils::require};
-use log::{debug, error, warn};
 use std::path::Path;
 use std::process::Command;
 
+use color_eyre::eyre::eyre;
+use color_eyre::eyre::Context;
+use color_eyre::eyre::Result;
+use tracing::{debug, error, warn};
+
+use crate::command::CommandExt;
+use crate::error::{self, TopgradeError};
+use crate::terminal::print_separator;
+use crate::{execution_context::ExecutionContext, utils::require};
+
 // A string found in the output of docker for containers that weren't found in
 // the docker registry. We use this to gracefully handle and skip containers
 // that cannot be pulled, likely because they don't exist in the registry in
@@ -24,11 +27,10 @@ fn list_containers(crt: &Path) -> Result<Vec<String>> {
     );
     let output = Command::new(crt)
         .args(["image", "ls", "--format", "{{.Repository}}:{{.Tag}}"])
-        .output()?;
-    let output_str = String::from_utf8(output.stdout)?;
+        .output_checked_with_utf8(|_| Ok(()))?;
 
     let mut retval = vec![];
-    for line in output_str.lines() {
+    for line in output.stdout.lines() {
         if line.starts_with("localhost") {
             // Don't know how to update self-built containers
             debug!("Skipping self-built container '{}'", line);
@@ -60,7 +62,7 @@ pub fn run_containers(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Containers");
     let mut success = true;
-    let containers = list_containers(&crt)?;
+    let containers = list_containers(&crt).context("Failed to list Docker containers")?;
     debug!("Containers to inspect: {:?}", containers);
 
     for container in containers.iter() {
@@ -68,7 +70,7 @@ pub fn run_containers(ctx: &ExecutionContext) -> Result<()> {
         let args = vec!["pull", &container[..]];
         let mut exec = ctx.run_type().execute(&crt);
 
-        if let Err(e) = exec.args(&args).check_run() {
+        if let Err(e) = exec.args(&args).status_checked() {
             error!("Pulling container '{}' failed: {}", container, e);
 
             // Find out if this is 'skippable'
@@ -77,10 +79,10 @@ pub fn run_containers(ctx: &ExecutionContext) -> Result<()> {
             // practical consequence that all containers, whether self-built, created by
             // docker-compose or pulled from the docker hub, look exactly the same to us. We can
             // only find out what went wrong by manually parsing the output of the command...
-            if match exec.check_output() {
-                Ok(s) => s.contains(NONEXISTENT_REPO),
+            if match exec.output_checked_utf8() {
+                Ok(s) => s.stdout.contains(NONEXISTENT_REPO) || s.stderr.contains(NONEXISTENT_REPO),
                 Err(e) => match e.downcast_ref::<TopgradeError>() {
-                    Some(TopgradeError::ProcessFailedWithOutput(_, stderr)) => stderr.contains(NONEXISTENT_REPO),
+                    Some(TopgradeError::ProcessFailedWithOutput(_, _, stderr)) => stderr.contains(NONEXISTENT_REPO),
                     _ => false,
                 },
             } {
@@ -95,7 +97,12 @@ pub fn run_containers(ctx: &ExecutionContext) -> Result<()> {
     if ctx.config().cleanup() {
         // Remove dangling images
         debug!("Removing dangling images");
-        if let Err(e) = ctx.run_type().execute(&crt).args(["image", "prune", "-f"]).check_run() {
+        if let Err(e) = ctx
+            .run_type()
+            .execute(&crt)
+            .args(["image", "prune", "-f"])
+            .status_checked()
+        {
             error!("Removing dangling images failed: {}", e);
             success = false;
         }
@@ -104,6 +111,6 @@ pub fn run_containers(ctx: &ExecutionContext) -> Result<()> {
     if success {
         Ok(())
     } else {
-        Err(anyhow::anyhow!(error::StepFailed))
+        Err(eyre!(error::StepFailed))
     }
 }

src/steps/emacs.rs

@@ -2,9 +2,10 @@
 use std::env;
 use std::path::{Path, PathBuf};
 
-use anyhow::Result;
+use color_eyre::eyre::Result;
 use directories::BaseDirs;
 
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
 use crate::terminal::print_separator;
 use crate::utils::{require, require_option, PathExt};
@@ -73,7 +74,7 @@ impl Emacs {
 
         command.args(["upgrade"]);
 
-        command.check_run()
+        command.status_checked()
     }
 
     pub fn upgrade(&self, ctx: &ExecutionContext) -> Result<()> {
@@ -105,6 +106,6 @@ impl Emacs {
         #[cfg(not(unix))]
         command.arg(EMACS_UPGRADE);
 
-        command.check_run()
+        command.status_checked()
     }
 }

src/steps/generic.rs

@@ -5,13 +5,16 @@ use std::process::Command;
 use std::{env, path::Path};
 use std::{fs, io::Write};
 
-use anyhow::Result;
+use color_eyre::eyre::eyre;
+use color_eyre::eyre::Context;
+use color_eyre::eyre::Result;
 use directories::BaseDirs;
-use log::debug;
 use tempfile::tempfile_in;
+use tracing::debug;
 
+use crate::command::{CommandExt, Utf8Output};
 use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, ExecutorOutput, RunType};
+use crate::executor::{ExecutorOutput, RunType};
 use crate::terminal::{print_separator, shell};
 use crate::utils::{self, require_option, PathExt};
 use crate::{
@@ -53,28 +56,14 @@ pub fn run_cargo_update(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute(cargo_update)
         .args(["install-update", "--git", "--all"])
-        .check_run()
+        .status_checked()
 }
 
 pub fn run_flutter_upgrade(run_type: RunType) -> Result<()> {
     let flutter = utils::require("flutter")?;
 
     print_separator("Flutter");
-    run_type.execute(flutter).arg("upgrade").check_run()
-}
-
-pub fn run_go(run_type: RunType) -> Result<()> {
-    let go = utils::require("go")?;
-    let go_output = run_type.execute(go).args(["env", "GOPATH"]).check_output()?;
-    let gopath = go_output.trim();
-
-    let go_global_update = utils::require("go-global-update")
-        .unwrap_or_else(|_| PathBuf::from(gopath).join("bin/go-global-update"))
-        .require()?;
-
-    print_separator("Go");
-
-    run_type.execute(go_global_update).check_run()
+    run_type.execute(flutter).arg("upgrade").status_checked()
 }
 
 pub fn run_gem(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -91,14 +80,15 @@ pub fn run_gem(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
         command.arg("--user-install");
     }
 
-    command.check_run()
+    command.status_checked()
 }
 
 pub fn run_haxelib_update(ctx: &ExecutionContext) -> Result<()> {
     let haxelib = utils::require("haxelib")?;
 
     let haxelib_dir =
-        PathBuf::from(std::str::from_utf8(&Command::new(&haxelib).arg("config").output()?.stdout)?.trim()).require()?;
+        PathBuf::from(std::str::from_utf8(&Command::new(&haxelib).arg("config").output_checked()?.stdout)?.trim())
+            .require()?;
 
     let directory_writable = tempfile_in(&haxelib_dir).is_ok();
     debug!("{:?} writable: {}", haxelib_dir, directory_writable);
@@ -115,7 +105,7 @@ pub fn run_haxelib_update(ctx: &ExecutionContext) -> Result<()> {
         c
     };
 
-    command.arg("update").check_run()
+    command.arg("update").status_checked()
 }
 
 pub fn run_sheldon(ctx: &ExecutionContext) -> Result<()> {
@@ -123,7 +113,10 @@ pub fn run_sheldon(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Sheldon");
 
-    ctx.run_type().execute(sheldon).args(["lock", "--update"]).check_run()
+    ctx.run_type()
+        .execute(sheldon)
+        .args(["lock", "--update"])
+        .status_checked()
 }
 
 pub fn run_fossil(run_type: RunType) -> Result<()> {
@@ -131,7 +124,7 @@ pub fn run_fossil(run_type: RunType) -> Result<()> {
 
     print_separator("Fossil");
 
-    run_type.execute(fossil).args(["all", "sync"]).check_run()
+    run_type.execute(fossil).args(["all", "sync"]).status_checked()
 }
 
 pub fn run_micro(run_type: RunType) -> Result<()> {
@@ -139,13 +132,17 @@ pub fn run_micro(run_type: RunType) -> Result<()> {
 
     print_separator("micro");
 
-    let stdout = run_type.execute(micro).args(["-plugin", "update"]).string_output()?;
+    let stdout = run_type
+        .execute(micro)
+        .args(["-plugin", "update"])
+        .output_checked_utf8()?
+        .stdout;
     std::io::stdout().write_all(stdout.as_bytes())?;
 
     if stdout.contains("Nothing to install / update") || stdout.contains("One or more plugins installed") {
         Ok(())
     } else {
-        Err(anyhow::anyhow!("micro output does not indicate success: {}", stdout))
+        Err(eyre!("micro output does not indicate success: {}", stdout))
     }
 }
 
@@ -160,7 +157,10 @@ pub fn run_apm(run_type: RunType) -> Result<()> {
 
     print_separator("Atom Package Manager");
 
-    run_type.execute(apm).args(["upgrade", "--confirm=false"]).check_run()
+    run_type
+        .execute(apm)
+        .args(["upgrade", "--confirm=false"])
+        .status_checked()
 }
 
 pub fn run_rustup(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -169,10 +169,10 @@ pub fn run_rustup(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     print_separator("rustup");
 
     if rustup.canonicalize()?.is_descendant_of(base_dirs.home_dir()) {
-        run_type.execute(&rustup).args(["self", "update"]).check_run()?;
+        run_type.execute(&rustup).args(["self", "update"]).status_checked()?;
     }
 
-    run_type.execute(&rustup).arg("update").check_run()
+    run_type.execute(&rustup).arg("update").status_checked()
 }
 
 pub fn run_choosenim(ctx: &ExecutionContext) -> Result<()> {
@@ -181,8 +181,8 @@ pub fn run_choosenim(ctx: &ExecutionContext) -> Result<()> {
     print_separator("choosenim");
     let run_type = ctx.run_type();
 
-    run_type.execute(&choosenim).args(["update", "self"]).check_run()?;
-    run_type.execute(&choosenim).args(["update", "stable"]).check_run()
+    run_type.execute(&choosenim).args(["update", "self"]).status_checked()?;
+    run_type.execute(&choosenim).args(["update", "stable"]).status_checked()
 }
 
 pub fn run_krew_upgrade(run_type: RunType) -> Result<()> {
@@ -190,7 +190,7 @@ pub fn run_krew_upgrade(run_type: RunType) -> Result<()> {
 
     print_separator("Krew");
 
-    run_type.execute(krew).args(["upgrade"]).check_run()
+    run_type.execute(krew).args(["upgrade"]).status_checked()
 }
 
 pub fn run_gcloud_components_update(run_type: RunType) -> Result<()> {
@@ -204,7 +204,7 @@ pub fn run_gcloud_components_update(run_type: RunType) -> Result<()> {
         run_type
             .execute(gcloud)
             .args(["components", "update", "--quiet"])
-            .check_run()
+            .status_checked()
     }
 }
 
@@ -213,7 +213,7 @@ pub fn run_jetpack(run_type: RunType) -> Result<()> {
 
     print_separator("Jetpack");
 
-    run_type.execute(jetpack).args(["global", "update"]).check_run()
+    run_type.execute(jetpack).args(["global", "update"]).status_checked()
 }
 
 pub fn run_rtcl(ctx: &ExecutionContext) -> Result<()> {
@@ -221,7 +221,7 @@ pub fn run_rtcl(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("rtcl");
 
-    ctx.run_type().execute(rupdate).check_run()
+    ctx.run_type().execute(rupdate).status_checked()
 }
 
 pub fn run_opam_update(ctx: &ExecutionContext) -> Result<()> {
@@ -229,11 +229,11 @@ pub fn run_opam_update(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("OCaml Package Manager");
 
-    ctx.run_type().execute(&opam).arg("update").check_run()?;
-    ctx.run_type().execute(&opam).arg("upgrade").check_run()?;
+    ctx.run_type().execute(&opam).arg("update").status_checked()?;
+    ctx.run_type().execute(&opam).arg("upgrade").status_checked()?;
 
     if ctx.config().cleanup() {
-        ctx.run_type().execute(&opam).arg("clean").check_run()?;
+        ctx.run_type().execute(&opam).arg("clean").status_checked()?;
     }
 
     Ok(())
@@ -243,14 +243,17 @@ pub fn run_vcpkg_update(run_type: RunType) -> Result<()> {
     let vcpkg = utils::require("vcpkg")?;
     print_separator("vcpkg");
 
-    run_type.execute(vcpkg).args(["upgrade", "--no-dry-run"]).check_run()
+    run_type
+        .execute(vcpkg)
+        .args(["upgrade", "--no-dry-run"])
+        .status_checked()
 }
 
 pub fn run_pipx_update(run_type: RunType) -> Result<()> {
     let pipx = utils::require("pipx")?;
     print_separator("pipx");
 
-    run_type.execute(pipx).arg("upgrade-all").check_run()
+    run_type.execute(pipx).arg("upgrade-all").status_checked()
 }
 
 pub fn run_conda_update(ctx: &ExecutionContext) -> Result<()> {
@@ -258,10 +261,9 @@ pub fn run_conda_update(ctx: &ExecutionContext) -> Result<()> {
 
     let output = Command::new("conda")
         .args(["config", "--show", "auto_activate_base"])
-        .output()?;
-    let string_output = String::from_utf8(output.stdout)?;
-    debug!("Conda output: {}", string_output);
-    if string_output.contains("False") {
+        .output_checked_utf8()?;
+    debug!("Conda output: {}", output.stdout);
+    if output.stdout.contains("False") {
         return Err(SkipStep("auto_activate_base is set to False".to_string()).into());
     }
 
@@ -270,14 +272,14 @@ pub fn run_conda_update(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute(conda)
         .args(["update", "--all", "-y"])
-        .check_run()
+        .status_checked()
 }
 
 pub fn run_pip3_update(run_type: RunType) -> Result<()> {
     let python3 = utils::require("python3")?;
     Command::new(&python3)
         .args(["-m", "pip"])
-        .check_output()
+        .output_checked_utf8()
         .map_err(|_| SkipStep("pip does not exists".to_string()))?;
 
     print_separator("pip3");
@@ -289,7 +291,7 @@ pub fn run_pip3_update(run_type: RunType) -> Result<()> {
     run_type
         .execute(&python3)
         .args(["-m", "pip", "install", "--upgrade", "--user", "pip"])
-        .check_run()
+        .status_checked()
 }
 
 pub fn run_stack_update(run_type: RunType) -> Result<()> {
@@ -303,14 +305,14 @@ pub fn run_stack_update(run_type: RunType) -> Result<()> {
     let stack = utils::require("stack")?;
     print_separator("stack");
 
-    run_type.execute(stack).arg("upgrade").check_run()
+    run_type.execute(stack).arg("upgrade").status_checked()
 }
 
 pub fn run_ghcup_update(run_type: RunType) -> Result<()> {
     let ghcup = utils::require("ghcup")?;
     print_separator("ghcup");
 
-    run_type.execute(ghcup).arg("upgrade").check_run()
+    run_type.execute(ghcup).arg("upgrade").status_checked()
 }
 
 pub fn run_tlmgr_update(ctx: &ExecutionContext) -> Result<()> {
@@ -326,13 +328,11 @@ pub fn run_tlmgr_update(ctx: &ExecutionContext) -> Result<()> {
     let kpsewhich = utils::require("kpsewhich")?;
     let tlmgr_directory = {
         let mut d = PathBuf::from(
-            std::str::from_utf8(
-                &Command::new(kpsewhich)
-                    .arg("-var-value=SELFAUTOPARENT")
-                    .output()?
-                    .stdout,
-            )?
-            .trim(),
+            &Command::new(kpsewhich)
+                .arg("-var-value=SELFAUTOPARENT")
+                .output_checked_utf8()?
+                .stdout
+                .trim(),
         );
         d.push("tlpkg");
         d
@@ -355,7 +355,7 @@ pub fn run_tlmgr_update(ctx: &ExecutionContext) -> Result<()> {
     };
     command.args(["update", "--self", "--all"]);
 
-    command.check_run()
+    command.status_checked()
 }
 
 pub fn run_chezmoi_update(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -364,7 +364,7 @@ pub fn run_chezmoi_update(base_dirs: &BaseDirs, run_type: RunType) -> Result<()>
 
     print_separator("chezmoi");
 
-    run_type.execute(chezmoi).arg("update").check_run()
+    run_type.execute(chezmoi).arg("update").status_checked()
 }
 
 pub fn run_myrepos_update(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -378,27 +378,27 @@ pub fn run_myrepos_update(base_dirs: &BaseDirs, run_type: RunType) -> Result<()>
         .arg("--directory")
         .arg(base_dirs.home_dir())
         .arg("checkout")
-        .check_run()?;
+        .status_checked()?;
     run_type
         .execute(&myrepos)
         .arg("--directory")
         .arg(base_dirs.home_dir())
         .arg("update")
-        .check_run()
+        .status_checked()
 }
 
 pub fn run_custom_command(name: &str, command: &str, ctx: &ExecutionContext) -> Result<()> {
     print_separator(name);
-    ctx.run_type().execute(shell()).arg("-c").arg(command).check_run()
+    ctx.run_type().execute(shell()).arg("-c").arg(command).status_checked()
 }
 
 pub fn run_composer_update(ctx: &ExecutionContext) -> Result<()> {
     let composer = utils::require("composer")?;
     let composer_home = Command::new(&composer)
         .args(["global", "config", "--absolute", "--quiet", "home"])
-        .check_output()
+        .output_checked_utf8()
         .map_err(|e| (SkipStep(format!("Error getting the composer directory: {}", e))))
-        .map(|s| PathBuf::from(s.trim()))?
+        .map(|s| PathBuf::from(s.stdout.trim()))?
         .require()?;
 
     if !composer_home.is_descendant_of(ctx.base_dirs().home_dir()) {
@@ -425,26 +425,22 @@ pub fn run_composer_update(ctx: &ExecutionContext) -> Result<()> {
                         .execute(ctx.sudo().as_ref().unwrap())
                         .arg(&composer)
                         .arg("self-update")
-                        .check_run()?;
+                        .status_checked()?;
                 }
             } else {
-                ctx.run_type().execute(&composer).arg("self-update").check_run()?;
+                ctx.run_type().execute(&composer).arg("self-update").status_checked()?;
             }
         }
     }
 
-    let output = Command::new(&composer).args(["global", "update"]).output()?;
-    let status = output.status;
-    if !status.success() {
-        return Err(TopgradeError::ProcessFailed(status).into());
-    }
-    let stdout = String::from_utf8(output.stdout)?;
-    let stderr = String::from_utf8(output.stderr)?;
-    print!("{}\n{}", stdout, stderr);
-
-    if stdout.contains("valet") || stderr.contains("valet") {
-        if let Some(valet) = utils::which("valet") {
-            ctx.run_type().execute(valet).arg("install").check_run()?;
+    let output = ctx.run_type().execute(&composer).args(["global", "update"]).output()?;
+    if let ExecutorOutput::Wet(output) = output {
+        let output: Utf8Output = output.try_into()?;
+        print!("{}\n{}", output.stdout, output.stderr);
+        if output.stdout.contains("valet") || output.stderr.contains("valet") {
+            if let Some(valet) = utils::which("valet") {
+                ctx.run_type().execute(valet).arg("install").status_checked()?;
+            }
         }
     }
 
@@ -454,18 +450,15 @@ pub fn run_composer_update(ctx: &ExecutionContext) -> Result<()> {
 pub fn run_dotnet_upgrade(ctx: &ExecutionContext) -> Result<()> {
     let dotnet = utils::require("dotnet")?;
 
-    let output = Command::new(dotnet).args(["tool", "list", "--global"]).output()?;
+    let output = Command::new(dotnet)
+        .args(["tool", "list", "--global"])
+        .output_checked_utf8()?;
 
-    if !output.status.success() {
-        return Err(SkipStep(format!("dotnet failed with exit code {:?}", output.status)).into());
-    }
-
-    let output = String::from_utf8(output.stdout)?;
-    if !output.starts_with("Package Id") {
+    if !output.stdout.starts_with("Package Id") {
         return Err(SkipStep(String::from("dotnet did not output packages")).into());
     }
 
-    let mut packages = output.split('\n').skip(2).filter(|line| !line.is_empty()).peekable();
+    let mut packages = output.stdout.lines().skip(2).filter(|line| !line.is_empty()).peekable();
 
     if packages.peek().is_none() {
         return Err(SkipStep(String::from("No dotnet global tools installed")).into());
@@ -478,7 +471,8 @@ pub fn run_dotnet_upgrade(ctx: &ExecutionContext) -> Result<()> {
         ctx.run_type()
             .execute("dotnet")
             .args(["tool", "update", package_name, "--global"])
-            .check_run()?;
+            .status_checked()
+            .with_context(|| format!("Failed to update .NET package {package_name}"))?;
     }
 
     Ok(())
@@ -489,26 +483,26 @@ pub fn run_raco_update(run_type: RunType) -> Result<()> {
 
     print_separator("Racket Package Manager");
 
-    run_type.execute(raco).args(["pkg", "update", "--all"]).check_run()
+    run_type.execute(raco).args(["pkg", "update", "--all"]).status_checked()
 }
 
 pub fn bin_update(ctx: &ExecutionContext) -> Result<()> {
     let bin = utils::require("bin")?;
 
     print_separator("Bin");
-    ctx.run_type().execute(bin).arg("update").check_run()
+    ctx.run_type().execute(bin).arg("update").status_checked()
 }
 
 pub fn spicetify_upgrade(ctx: &ExecutionContext) -> Result<()> {
     let spicetify = utils::require("spicetify")?;
 
     print_separator("Spicetify");
-    ctx.run_type().execute(spicetify).arg("upgrade").check_run()
+    ctx.run_type().execute(spicetify).arg("upgrade").status_checked()
 }
 
 pub fn run_ghcli_extensions_upgrade(ctx: &ExecutionContext) -> Result<()> {
     let gh = utils::require("gh")?;
-    let result = Command::new(&gh).args(["extensions", "list"]).check_output();
+    let result = Command::new(&gh).args(["extensions", "list"]).output_checked_utf8();
     if result.is_err() {
         debug!("GH result {:?}", result);
         return Err(SkipStep(String::from("GH failed")).into());
@@ -518,7 +512,7 @@ pub fn run_ghcli_extensions_upgrade(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute(&gh)
         .args(["extension", "upgrade", "--all"])
-        .check_run()
+        .status_checked()
 }
 
 pub fn update_julia_packages(ctx: &ExecutionContext) -> Result<()> {
@@ -529,5 +523,5 @@ pub fn update_julia_packages(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute(julia)
         .args(["-e", "using Pkg; Pkg.update()"])
-        .check_run()
+        .status_checked()
 }

src/steps/git.rs

@@ -3,17 +3,18 @@ use std::io;
 use std::path::{Path, PathBuf};
 use std::process::{Command, Output, Stdio};
 
-use anyhow::{anyhow, Result};
+use color_eyre::eyre::{eyre, Result};
 use console::style;
 use futures::stream::{iter, FuturesUnordered};
 use futures::StreamExt;
 use glob::{glob_with, MatchOptions};
-use log::{debug, error};
 use tokio::process::Command as AsyncCommand;
 use tokio::runtime;
+use tracing::{debug, error};
 
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, RunType};
+use crate::executor::RunType;
 use crate::terminal::print_separator;
 use crate::utils::{which, PathExt};
 use crate::{error::SkipStep, terminal::print_warning};
@@ -33,10 +34,10 @@ pub struct Repositories<'a> {
     bad_patterns: Vec<String>,
 }
 
-fn check_output(output: Output) -> Result<()> {
+fn output_checked_utf8(output: Output) -> Result<()> {
     if !(output.status.success()) {
         let stderr = String::from_utf8(output.stderr).unwrap();
-        Err(anyhow!(stderr))
+        Err(eyre!(stderr))
     } else {
         Ok(())
     }
@@ -66,7 +67,7 @@ async fn pull_repository(repo: String, git: &Path, ctx: &ExecutionContext<'_>) -
         .stdin(Stdio::null())
         .output()
         .await?;
-    let result = check_output(pull_output).and_then(|_| check_output(submodule_output));
+    let result = output_checked_utf8(pull_output).and_then(|_| output_checked_utf8(submodule_output));
 
     if let Err(message) = &result {
         println!("{} pulling {}", style("Failed").red().bold(), &repo);
@@ -88,10 +89,7 @@ async fn pull_repository(repo: String, git: &Path, ctx: &ExecutionContext<'_>) -
                         "--oneline",
                         &format!("{}..{}", before, after),
                     ])
-                    .spawn()
-                    .unwrap()
-                    .wait()
-                    .unwrap();
+                    .status_checked()?;
                 println!();
             }
             _ => {
@@ -108,8 +106,8 @@ fn get_head_revision(git: &Path, repo: &str) -> Option<String> {
         .stdin(Stdio::null())
         .current_dir(repo)
         .args(["rev-parse", "HEAD"])
-        .check_output()
-        .map(|output| output.trim().to_string())
+        .output_checked_utf8()
+        .map(|output| output.stdout.trim().to_string())
         .map_err(|e| {
             error!("Error getting revision for {}: {}", repo, e);
 
@@ -123,8 +121,8 @@ fn has_remotes(git: &Path, repo: &str) -> Option<bool> {
         .stdin(Stdio::null())
         .current_dir(repo)
         .args(["remote", "show"])
-        .check_output()
-        .map(|output| output.lines().count() > 0)
+        .output_checked_utf8()
+        .map(|output| output.stdout.lines().count() > 0)
         .map_err(|e| {
             error!("Error getting remotes for {}: {}", repo, e);
             e
@@ -166,9 +164,9 @@ impl Git {
                         .stdin(Stdio::null())
                         .current_dir(path)
                         .args(["rev-parse", "--show-toplevel"])
-                        .check_output()
+                        .output_checked_utf8()
                         .ok()
-                        .map(|output| output.trim().to_string());
+                        .map(|output| output.stdout.trim().to_string());
                     return output;
                 }
             }

src/steps/go.rs

@@ -0,0 +1,45 @@
+use std::path::PathBuf;
+use std::process::Command;
+
+use color_eyre::eyre::Result;
+
+use crate::command::CommandExt;
+use crate::executor::RunType;
+use crate::terminal::print_separator;
+use crate::utils;
+use crate::utils::PathExt;
+
+/// <https://github.com/Gelio/go-global-update>
+pub fn run_go_global_update(run_type: RunType) -> Result<()> {
+    let go_global_update = require_go_bin("go-global-update")?;
+
+    print_separator("go-global-update");
+
+    run_type.execute(go_global_update).status_checked()
+}
+
+/// <https://github.com/nao1215/gup>
+pub fn run_go_gup(run_type: RunType) -> Result<()> {
+    let gup = require_go_bin("gup")?;
+
+    print_separator("gup");
+
+    run_type.execute(gup).arg("update").status_checked()
+}
+
+/// Get the path of a Go binary.
+fn require_go_bin(name: &str) -> Result<PathBuf> {
+    utils::require(name).or_else(|_| {
+        let go = utils::require("go")?;
+        // TODO: Does this work? `go help gopath` says that:
+        // > The GOPATH environment variable lists places to look for Go code.
+        // > On Unix, the value is a colon-separated string.
+        // > On Windows, the value is a semicolon-separated string.
+        // > On Plan 9, the value is a list.
+        // Should we also fallback to the env variable?
+        let gopath_output = Command::new(go).args(["env", "GOPATH"]).output_checked_utf8()?;
+        let gopath = gopath_output.stdout.trim();
+
+        PathBuf::from(gopath).join("bin").join(name).require()
+    })
+}

src/steps/kakoune.rs

@@ -1,10 +1,8 @@
-use crate::error::TopgradeError;
 use crate::terminal::print_separator;
 use crate::utils::require;
-use anyhow::Result;
+use color_eyre::eyre::Result;
 
 use crate::execution_context::ExecutionContext;
-use crate::executor::ExecutorOutput;
 
 const UPGRADE_KAK: &str = include_str!("upgrade.kak");
 
@@ -13,19 +11,13 @@ pub fn upgrade_kak_plug(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Kakoune");
 
-    let mut command = ctx.run_type().execute(kak);
-    command.args(["-ui", "dummy", "-e", UPGRADE_KAK]);
+    // TODO: Why supress output for this command?
+    ctx.run_type()
+        .execute(kak)
+        .args(["-ui", "dummy", "-e", UPGRADE_KAK])
+        .output()?;
 
-    let output = command.output()?;
-
-    if let ExecutorOutput::Wet(output) = output {
-        let status = output.status;
-        if !status.success() {
-            return Err(TopgradeError::ProcessFailed(status).into());
-        } else {
-            println!("Plugins upgraded")
-        }
-    }
+    println!("Plugins upgraded");
 
     Ok(())
 }

src/steps/mod.rs

@@ -2,6 +2,7 @@ pub mod containers;
 pub mod emacs;
 pub mod generic;
 pub mod git;
+pub mod go;
 pub mod kakoune;
 pub mod node;
 pub mod os;

src/steps/node.rs

@@ -1,20 +1,20 @@
-#![allow(unused_imports)]
-
 use std::fmt::Display;
-#[cfg(unix)]
-use std::os::unix::prelude::MetadataExt;
+#[cfg(target_os = "linux")]
+use std::os::unix::fs::MetadataExt;
 use std::path::PathBuf;
 use std::process::Command;
 
-use anyhow::Result;
-use directories::BaseDirs;
-use log::debug;
-#[cfg(unix)]
+use crate::utils::require_option;
+use color_eyre::eyre::Result;
+#[cfg(target_os = "linux")]
 use nix::unistd::Uid;
 use semver::Version;
+use tracing::debug;
 
-use crate::executor::{CommandExt, RunType};
+use crate::command::CommandExt;
+use crate::executor::RunType;
 use crate::terminal::print_separator;
+use crate::utils::sudo;
 use crate::utils::{require, PathExt};
 use crate::{error::SkipStep, execution_context::ExecutionContext};
 
@@ -24,13 +24,6 @@ enum NPMVariant {
 }
 
 impl NPMVariant {
-    const fn long_name(&self) -> &str {
-        match self {
-            NPMVariant::Npm => "Node Package Manager",
-            NPMVariant::Pnpm => "PNPM",
-        }
-    }
-
     const fn short_name(&self) -> &str {
         match self {
             NPMVariant::Npm => "npm",
@@ -85,25 +78,26 @@ impl NPM {
         let args = ["root", self.global_location_arg()];
         Command::new(&self.command)
             .args(args)
-            .check_output()
-            .map(|s| PathBuf::from(s.trim()))
+            .output_checked_utf8()
+            .map(|s| PathBuf::from(s.stdout.trim()))
     }
 
     fn version(&self) -> Result<Version> {
         let version_str = Command::new(&self.command)
             .args(["--version"])
-            .check_output()
-            .map(|s| s.trim().to_owned());
+            .output_checked_utf8()
+            .map(|s| s.stdout.trim().to_owned());
         Version::parse(&version_str?).map_err(|err| err.into())
     }
 
     fn upgrade(&self, run_type: RunType, use_sudo: bool) -> Result<()> {
-        print_separator(self.variant.long_name());
         let args = ["update", self.global_location_arg()];
         if use_sudo {
-            run_type.execute("sudo").args(args).check_run()?;
+            let sudo_option = sudo();
+            let sudo = require_option(sudo_option, String::from("sudo is not installed"))?;
+            run_type.execute(sudo).arg(&self.command).args(args).status_checked()?;
         } else {
-            run_type.execute(&self.command).args(args).check_run()?;
+            run_type.execute(&self.command).args(args).status_checked()?;
         }
 
         Ok(())
@@ -142,9 +136,9 @@ impl Yarn {
         //
         // As “yarn dlx” don't need to “upgrade”, we
         // ignore the whole task if Yarn is 2.x or above.
-        let version = Command::new(&self.command).args(["--version"]).check_output();
+        let version = Command::new(&self.command).args(["--version"]).output_checked_utf8();
 
-        matches!(version, Ok(ver) if ver.starts_with('1') || ver.starts_with('0'))
+        matches!(version, Ok(ver) if ver.stdout.starts_with('1') || ver.stdout.starts_with('0'))
     }
 
     #[cfg(target_os = "linux")]
@@ -152,12 +146,11 @@ impl Yarn {
         let args = ["global", "dir"];
         Command::new(&self.command)
             .args(args)
-            .check_output()
-            .map(|s| PathBuf::from(s.trim()))
+            .output_checked_utf8()
+            .map(|s| PathBuf::from(s.stdout.trim()))
     }
 
     fn upgrade(&self, run_type: RunType, use_sudo: bool) -> Result<()> {
-        print_separator("Yarn Package Manager");
         let args = ["global", "upgrade"];
 
         if use_sudo {
@@ -165,9 +158,9 @@ impl Yarn {
                 .execute("sudo")
                 .arg(self.yarn.as_ref().unwrap_or(&self.command))
                 .args(args)
-                .check_run()?;
+                .status_checked()?;
         } else {
-            run_type.execute(&self.command).args(args).check_run()?;
+            run_type.execute(&self.command).args(args).status_checked()?;
         }
 
         Ok(())
@@ -218,6 +211,8 @@ fn should_use_sudo_yarn(yarn: &Yarn, ctx: &ExecutionContext) -> Result<bool> {
 pub fn run_npm_upgrade(ctx: &ExecutionContext) -> Result<()> {
     let npm = require("npm").map(|b| NPM::new(b, NPMVariant::Npm))?;
 
+    print_separator("Node Package Manager");
+
     #[cfg(target_os = "linux")]
     {
         npm.upgrade(ctx.run_type(), should_use_sudo(&npm, ctx)?)
@@ -232,6 +227,8 @@ pub fn run_npm_upgrade(ctx: &ExecutionContext) -> Result<()> {
 pub fn run_pnpm_upgrade(ctx: &ExecutionContext) -> Result<()> {
     let pnpm = require("pnpm").map(|b| NPM::new(b, NPMVariant::Pnpm))?;
 
+    print_separator("Node Package Manager");
+
     #[cfg(target_os = "linux")]
     {
         pnpm.upgrade(ctx.run_type(), should_use_sudo(&pnpm, ctx)?)
@@ -251,6 +248,8 @@ pub fn run_yarn_upgrade(ctx: &ExecutionContext) -> Result<()> {
         return Ok(());
     }
 
+    print_separator("Yarn Package Manager");
+
     #[cfg(target_os = "linux")]
     {
         yarn.upgrade(ctx.run_type(), should_use_sudo_yarn(&yarn, ctx)?)
@@ -272,5 +271,5 @@ pub fn deno_upgrade(ctx: &ExecutionContext) -> Result<()> {
     }
 
     print_separator("Deno");
-    ctx.run_type().execute(&deno).arg("upgrade").check_run()
+    ctx.run_type().execute(&deno).arg("upgrade").status_checked()
 }

src/steps/os/android.rs

@@ -1,8 +1,10 @@
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
 use crate::terminal::print_separator;
 use crate::utils::require;
+use crate::utils::which;
 use crate::Step;
-use anyhow::Result;
+use color_eyre::eyre::Result;
 
 pub fn upgrade_packages(ctx: &ExecutionContext) -> Result<()> {
     //let pkg = require("pkg")?;
@@ -10,7 +12,7 @@ pub fn upgrade_packages(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Termux Packages");
 
-    let is_nala = pkg.end_with("nala");
+    let is_nala = pkg.ends_with("nala");
 
     let mut command = ctx.run_type().execute(&pkg);
     command.arg("upgrade");
@@ -18,20 +20,18 @@ pub fn upgrade_packages(ctx: &ExecutionContext) -> Result<()> {
     if ctx.config().yes(Step::System) {
         command.arg("-y");
     }
-    command.check_run()?;
+    command.status_checked()?;
 
-    if !is_nala {
-        if ctx.config().cleanup() {
-            ctx.run_type().execute(&pkg).arg("clean").check_run()?;
+    if !is_nala && ctx.config().cleanup() {
+        ctx.run_type().execute(&pkg).arg("clean").status_checked()?;
 
-            let apt = require("apt")?;
-            let mut command = ctx.run_type().execute(&apt);
-            command.arg("autoremove");
-            if ctx.config().yes(Step::System) {
-                command.arg("-y");
-            }
-            command.check_run()?;
+        let apt = require("apt")?;
+        let mut command = ctx.run_type().execute(&apt);
+        command.arg("autoremove");
+        if ctx.config().yes(Step::System) {
+            command.arg("-y");
         }
+        command.status_checked()?;
     }
 
     Ok(())

src/steps/os/archlinux.rs

@@ -3,9 +3,11 @@ use std::ffi::OsString;
 use std::path::{Path, PathBuf};
 use std::process::Command;
 
-use anyhow::Result;
+use color_eyre::eyre;
+use color_eyre::eyre::Result;
 use walkdir::WalkDir;
 
+use crate::command::CommandExt;
 use crate::error::TopgradeError;
 use crate::execution_context::ExecutionContext;
 use crate::utils::which;
@@ -29,11 +31,7 @@ pub struct YayParu {
 impl ArchPackageManager for YayParu {
     fn upgrade(&self, ctx: &ExecutionContext) -> Result<()> {
         if ctx.config().show_arch_news() {
-            Command::new(&self.executable)
-                .arg("-Pw")
-                .spawn()
-                .and_then(|mut p| p.wait())
-                .ok();
+            Command::new(&self.executable).arg("-Pw").status_checked()?;
         }
 
         let mut command = ctx.run_type().execute(&self.executable);
@@ -48,7 +46,7 @@ impl ArchPackageManager for YayParu {
         if ctx.config().yes(Step::System) {
             command.arg("--noconfirm");
         }
-        command.check_run()?;
+        command.status_checked()?;
 
         if ctx.config().cleanup() {
             let mut command = ctx.run_type().execute(&self.executable);
@@ -56,7 +54,7 @@ impl ArchPackageManager for YayParu {
             if ctx.config().yes(Step::System) {
                 command.arg("--noconfirm");
             }
-            command.check_run()?;
+            command.status_checked()?;
         }
 
         Ok(())
@@ -88,7 +86,7 @@ impl ArchPackageManager for Trizen {
         if ctx.config().yes(Step::System) {
             command.arg("--noconfirm");
         }
-        command.check_run()?;
+        command.status_checked()?;
 
         if ctx.config().cleanup() {
             let mut command = ctx.run_type().execute(&self.executable);
@@ -96,7 +94,7 @@ impl ArchPackageManager for Trizen {
             if ctx.config().yes(Step::System) {
                 command.arg("--noconfirm");
             }
-            command.check_run()?;
+            command.status_checked()?;
         }
 
         Ok(())
@@ -126,7 +124,7 @@ impl ArchPackageManager for Pacman {
         if ctx.config().yes(Step::System) {
             command.arg("--noconfirm");
         }
-        command.check_run()?;
+        command.status_checked()?;
 
         if ctx.config().cleanup() {
             let mut command = ctx.run_type().execute(&self.sudo);
@@ -134,7 +132,7 @@ impl ArchPackageManager for Pacman {
             if ctx.config().yes(Step::System) {
                 command.arg("--noconfirm");
             }
-            command.check_run()?;
+            command.status_checked()?;
         }
 
         Ok(())
@@ -175,7 +173,7 @@ impl ArchPackageManager for Pikaur {
             command.arg("--noconfirm");
         }
 
-        command.check_run()?;
+        command.status_checked()?;
 
         if ctx.config().cleanup() {
             let mut command = ctx.run_type().execute(&self.executable);
@@ -183,7 +181,7 @@ impl ArchPackageManager for Pikaur {
             if ctx.config().yes(Step::System) {
                 command.arg("--noconfirm");
             }
-            command.check_run()?;
+            command.status_checked()?;
         }
 
         Ok(())
@@ -214,7 +212,7 @@ impl ArchPackageManager for Pamac {
             command.arg("--no-confirm");
         }
 
-        command.check_run()?;
+        command.status_checked()?;
 
         if ctx.config().cleanup() {
             let mut command = ctx.run_type().execute(&self.executable);
@@ -222,7 +220,7 @@ impl ArchPackageManager for Pamac {
             if ctx.config().yes(Step::System) {
                 command.arg("--no-confirm");
             }
-            command.check_run()?;
+            command.status_checked()?;
         }
 
         Ok(())
@@ -257,7 +255,7 @@ impl ArchPackageManager for Aura {
                 aur_update.arg("--noconfirm");
             }
 
-            aur_update.check_run()?;
+            aur_update.status_checked()?;
         } else {
             println!("Aura requires sudo installed to work with AUR packages")
         }
@@ -270,7 +268,7 @@ impl ArchPackageManager for Aura {
         if ctx.config().yes(Step::System) {
             pacman_update.arg("--noconfirm");
         }
-        pacman_update.check_run()?;
+        pacman_update.status_checked()?;
 
         Ok(())
     }
@@ -304,7 +302,7 @@ pub fn get_arch_package_manager(ctx: &ExecutionContext) -> Option<Box<dyn ArchPa
 
 pub fn upgrade_arch_linux(ctx: &ExecutionContext) -> Result<()> {
     let package_manager =
-        get_arch_package_manager(ctx).ok_or_else(|| anyhow::Error::from(TopgradeError::FailedGettingPackageManager))?;
+        get_arch_package_manager(ctx).ok_or_else(|| eyre::Report::from(TopgradeError::FailedGettingPackageManager))?;
     package_manager.upgrade(ctx)
 }
 

src/steps/os/dragonfly.rs

@@ -1,26 +1,26 @@
+use crate::command::CommandExt;
 use crate::executor::RunType;
 use crate::terminal::print_separator;
 use crate::utils::require_option;
-use anyhow::Result;
+use color_eyre::eyre::Result;
 use std::path::PathBuf;
 use std::process::Command;
 
 pub fn upgrade_packages(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
     let sudo = require_option(sudo, String::from("No sudo detected"))?;
-    print_separator("DrgaonFly BSD Packages");
+    print_separator("DragonFly BSD Packages");
     run_type
         .execute(sudo)
-        .args(&["/usr/local/sbin/pkg", "upgrade"])
-        .check_run()
+        .args(["/usr/local/sbin/pkg", "upgrade"])
+        .status_checked()
 }
 
 pub fn audit_packages(sudo: &Option<PathBuf>) -> Result<()> {
     if let Some(sudo) = sudo {
         println!();
         Command::new(sudo)
-            .args(&["/usr/local/sbin/pkg", "audit", "-Fr"])
-            .spawn()?
-            .wait()?;
+            .args(["/usr/local/sbin/pkg", "audit", "-Fr"])
+            .status_checked()?;
     }
     Ok(())
 }

src/steps/os/freebsd.rs

@@ -1,7 +1,10 @@
+use crate::command::CommandExt;
+use crate::execution_context::ExecutionContext;
 use crate::executor::RunType;
 use crate::terminal::print_separator;
 use crate::utils::require_option;
-use anyhow::Result;
+use crate::Step;
+use color_eyre::eyre::Result;
 use std::path::PathBuf;
 use std::process::Command;
 
@@ -10,23 +13,29 @@ pub fn upgrade_freebsd(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()>
     print_separator("FreeBSD Update");
     run_type
         .execute(sudo)
-        .args(&["/usr/sbin/freebsd-update", "fetch", "install"])
-        .check_run()
+        .args(["/usr/sbin/freebsd-update", "fetch", "install"])
+        .status_checked()
 }
 
-pub fn upgrade_packages(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
+pub fn upgrade_packages(ctx: &ExecutionContext, sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
     let sudo = require_option(sudo, String::from("No sudo detected"))?;
     print_separator("FreeBSD Packages");
-    run_type.execute(sudo).args(&["/usr/sbin/pkg", "upgrade"]).check_run()
+
+    let mut command = run_type.execute(sudo);
+
+    command.args(["/usr/sbin/pkg", "upgrade"]);
+    if ctx.config().yes(Step::System) {
+        command.arg("-y");
+    }
+    command.status_checked()
 }
 
 pub fn audit_packages(sudo: &Option<PathBuf>) -> Result<()> {
     if let Some(sudo) = sudo {
         println!();
         Command::new(sudo)
-            .args(&["/usr/sbin/pkg", "audit", "-Fr"])
-            .spawn()?
-            .wait()?;
+            .args(["/usr/sbin/pkg", "audit", "-Fr"])
+            .status_checked()?;
     }
     Ok(())
 }

src/steps/os/linux.rs

@@ -1,13 +1,14 @@
 use std::path::{Path, PathBuf};
 use std::process::Command;
 
-use anyhow::Result;
+use color_eyre::eyre::Result;
 use ini::Ini;
-use log::{debug, warn};
+use tracing::{debug, warn};
 
+use crate::command::CommandExt;
 use crate::error::{SkipStep, TopgradeError};
 use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, RunType};
+use crate::executor::RunType;
 use crate::steps::os::archlinux;
 use crate::terminal::{print_separator, print_warning};
 use crate::utils::{require, require_option, which, PathExt};
@@ -127,11 +128,10 @@ fn update_bedrock(ctx: &ExecutionContext) -> Result<()> {
 
     ctx.run_type().execute(sudo).args(["brl", "update"]);
 
-    let output = Command::new("brl").arg("list").output()?;
+    let output = Command::new("brl").arg("list").output_checked_utf8()?;
     debug!("brl list: {:?} {:?}", output.stdout, output.stderr);
 
-    let parsed_output = String::from_utf8(output.stdout).unwrap();
-    for distribution in parsed_output.trim().split('\n') {
+    for distribution in output.stdout.trim().lines() {
         debug!("Bedrock distribution {}", distribution);
         match distribution {
             "arch" => archlinux::upgrade_arch_linux(ctx)?,
@@ -148,7 +148,7 @@ fn update_bedrock(ctx: &ExecutionContext) -> Result<()> {
 }
 
 fn is_wsl() -> Result<bool> {
-    let output = Command::new("uname").arg("-r").check_output()?;
+    let output = Command::new("uname").arg("-r").output_checked_utf8()?.stdout;
     debug!("Uname output: {}", output);
     Ok(output.contains("microsoft"))
 }
@@ -157,8 +157,8 @@ fn upgrade_alpine_linux(ctx: &ExecutionContext) -> Result<()> {
     let apk = require("apk")?;
     let sudo = ctx.sudo().as_ref().unwrap();
 
-    ctx.run_type().execute(sudo).arg(&apk).arg("update").check_run()?;
-    ctx.run_type().execute(sudo).arg(&apk).arg("upgrade").check_run()
+    ctx.run_type().execute(sudo).arg(&apk).arg("update").status_checked()?;
+    ctx.run_type().execute(sudo).arg(&apk).arg("upgrade").status_checked()
 }
 
 fn upgrade_redhat(ctx: &ExecutionContext) -> Result<()> {
@@ -166,7 +166,7 @@ fn upgrade_redhat(ctx: &ExecutionContext) -> Result<()> {
         if ctx.config().rpm_ostree() {
             let mut command = ctx.run_type().execute(ostree);
             command.arg("upgrade");
-            return command.check_run();
+            return command.status_checked();
         }
     };
 
@@ -188,7 +188,7 @@ fn upgrade_redhat(ctx: &ExecutionContext) -> Result<()> {
             command.arg("-y");
         }
 
-        command.check_run()?;
+        command.status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -198,7 +198,7 @@ fn upgrade_redhat(ctx: &ExecutionContext) -> Result<()> {
 
 fn upgrade_bedrock_strata(ctx: &ExecutionContext) -> Result<()> {
     if let Some(sudo) = ctx.sudo() {
-        ctx.run_type().execute(sudo).args(["brl", "update"]).check_run()?;
+        ctx.run_type().execute(sudo).args(["brl", "update"]).status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -208,12 +208,15 @@ fn upgrade_bedrock_strata(ctx: &ExecutionContext) -> Result<()> {
 
 fn upgrade_suse(ctx: &ExecutionContext) -> Result<()> {
     if let Some(sudo) = ctx.sudo() {
-        ctx.run_type().execute(sudo).args(["zypper", "refresh"]).check_run()?;
+        ctx.run_type()
+            .execute(sudo)
+            .args(["zypper", "refresh"])
+            .status_checked()?;
 
         ctx.run_type()
             .execute(sudo)
             .args(["zypper", "dist-upgrade"])
-            .check_run()?;
+            .status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -235,7 +238,7 @@ fn upgrade_openmandriva(ctx: &ExecutionContext) -> Result<()> {
             command.arg("-y");
         }
 
-        command.check_run()?;
+        command.status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -250,14 +253,14 @@ fn upgrade_void(ctx: &ExecutionContext) -> Result<()> {
         if ctx.config().yes(Step::System) {
             command.arg("-y");
         }
-        command.check_run()?;
+        command.status_checked()?;
 
         let mut command = ctx.run_type().execute(sudo);
         command.args(["xbps-install", "-u"]);
         if ctx.config().yes(Step::System) {
             command.arg("-y");
         }
-        command.check_run()?;
+        command.status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -270,7 +273,11 @@ fn upgrade_gentoo(ctx: &ExecutionContext) -> Result<()> {
 
     if let Some(sudo) = &ctx.sudo() {
         if let Some(layman) = which("layman") {
-            run_type.execute(sudo).arg(layman).args(["-s", "ALL"]).check_run()?;
+            run_type
+                .execute(sudo)
+                .arg(layman)
+                .args(["-s", "ALL"])
+                .status_checked()?;
         }
 
         println!("Syncing portage");
@@ -283,10 +290,10 @@ fn upgrade_gentoo(ctx: &ExecutionContext) -> Result<()> {
                     .map(|s| s.split_whitespace().collect())
                     .unwrap_or_else(|| vec!["-q"]),
             )
-            .check_run()?;
+            .status_checked()?;
 
         if let Some(eix_update) = which("eix-update") {
-            run_type.execute(sudo).arg(eix_update).check_run()?;
+            run_type.execute(sudo).arg(eix_update).status_checked()?;
         }
 
         run_type
@@ -298,7 +305,7 @@ fn upgrade_gentoo(ctx: &ExecutionContext) -> Result<()> {
                     .map(|s| s.split_whitespace().collect())
                     .unwrap_or_else(|| vec!["-uDNa", "--with-bdeps=y", "world"]),
             )
-            .check_run()?;
+            .status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -314,7 +321,7 @@ fn upgrade_debian(ctx: &ExecutionContext) -> Result<()> {
 
         let is_nala = apt.ends_with("nala");
         if !is_nala {
-            ctx.run_type().execute(sudo).arg(&apt).arg("update").check_run()?;
+            ctx.run_type().execute(sudo).arg(&apt).arg("update").status_checked()?;
         }
 
         let mut command = ctx.run_type().execute(sudo);
@@ -330,17 +337,17 @@ fn upgrade_debian(ctx: &ExecutionContext) -> Result<()> {
         if let Some(args) = ctx.config().apt_arguments() {
             command.args(args.split_whitespace());
         }
-        command.check_run()?;
+        command.status_checked()?;
 
         if ctx.config().cleanup() {
-            ctx.run_type().execute(sudo).arg(&apt).arg("clean").check_run()?;
+            ctx.run_type().execute(sudo).arg(&apt).arg("clean").status_checked()?;
 
             let mut command = ctx.run_type().execute(sudo);
             command.arg(&apt).arg("autoremove");
             if ctx.config().yes(Step::System) {
                 command.arg("-y");
             }
-            command.check_run()?;
+            command.status_checked()?;
         }
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
@@ -354,11 +361,11 @@ pub fn run_deb_get(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("deb-get");
 
-    ctx.execute_elevated(&deb_get, false)?.arg("update").check_run()?;
-    ctx.execute_elevated(&deb_get, false)?.arg("upgrade").check_run()?;
+    ctx.execute_elevated(&deb_get, false)?.arg("update").status_checked()?;
+    ctx.execute_elevated(&deb_get, false)?.arg("upgrade").status_checked()?;
 
     if ctx.config().cleanup() {
-        ctx.execute_elevated(&deb_get, false)?.arg("clean").check_run()?;
+        ctx.execute_elevated(&deb_get, false)?.arg("clean").status_checked()?;
     }
 
     Ok(())
@@ -366,7 +373,10 @@ pub fn run_deb_get(ctx: &ExecutionContext) -> Result<()> {
 
 fn upgrade_solus(ctx: &ExecutionContext) -> Result<()> {
     if let Some(sudo) = ctx.sudo() {
-        ctx.run_type().execute(sudo).args(["eopkg", "upgrade"]).check_run()?;
+        ctx.run_type()
+            .execute(sudo)
+            .args(["eopkg", "upgrade"])
+            .status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -379,10 +389,10 @@ pub fn run_pacdef(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("pacdef");
 
-    ctx.run_type().execute(&pacdef).arg("sync").check_run()?;
+    ctx.run_type().execute(&pacdef).arg("sync").status_checked()?;
 
     println!();
-    ctx.run_type().execute(&pacdef).arg("review").check_run()
+    ctx.run_type().execute(&pacdef).arg("review").status_checked()
 }
 
 pub fn run_pacstall(ctx: &ExecutionContext) -> Result<()> {
@@ -390,13 +400,16 @@ pub fn run_pacstall(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Pacstall");
 
-    ctx.run_type().execute(&pacstall).arg("-U").check_run()?;
-    ctx.run_type().execute(pacstall).arg("-Up").check_run()
+    ctx.run_type().execute(&pacstall).arg("-U").status_checked()?;
+    ctx.run_type().execute(pacstall).arg("-Up").status_checked()
 }
 
 fn upgrade_clearlinux(ctx: &ExecutionContext) -> Result<()> {
     if let Some(sudo) = &ctx.sudo() {
-        ctx.run_type().execute(sudo).args(["swupd", "update"]).check_run()?;
+        ctx.run_type()
+            .execute(sudo)
+            .args(["swupd", "update"])
+            .status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -406,26 +419,29 @@ fn upgrade_clearlinux(ctx: &ExecutionContext) -> Result<()> {
 
 fn upgrade_exherbo(ctx: &ExecutionContext) -> Result<()> {
     if let Some(sudo) = ctx.sudo() {
-        ctx.run_type().execute(sudo).args(["cave", "sync"]).check_run()?;
+        ctx.run_type().execute(sudo).args(["cave", "sync"]).status_checked()?;
 
         ctx.run_type()
             .execute(sudo)
             .args(["cave", "resolve", "world", "-c1", "-Cs", "-km", "-Km", "-x"])
-            .check_run()?;
+            .status_checked()?;
 
         if ctx.config().cleanup() {
-            ctx.run_type().execute(sudo).args(["cave", "purge", "-x"]).check_run()?;
+            ctx.run_type()
+                .execute(sudo)
+                .args(["cave", "purge", "-x"])
+                .status_checked()?;
         }
 
         ctx.run_type()
             .execute(sudo)
             .args(["cave", "fix-linkage", "-x", "--", "-Cs"])
-            .check_run()?;
+            .status_checked()?;
 
         ctx.run_type()
             .execute(sudo)
             .args(["eclectic", "config", "interactive"])
-            .check_run()?;
+            .status_checked()?;
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
     }
@@ -438,13 +454,13 @@ fn upgrade_nixos(ctx: &ExecutionContext) -> Result<()> {
         ctx.run_type()
             .execute(sudo)
             .args(["/run/current-system/sw/bin/nixos-rebuild", "switch", "--upgrade"])
-            .check_run()?;
+            .status_checked()?;
 
         if ctx.config().cleanup() {
             ctx.run_type()
                 .execute(sudo)
                 .args(["/run/current-system/sw/bin/nix-collect-garbage", "-d"])
-                .check_run()?;
+                .status_checked()?;
         }
     } else {
         print_warning("No sudo detected. Skipping system upgrade");
@@ -462,7 +478,11 @@ fn upgrade_neon(ctx: &ExecutionContext) -> Result<()> {
     if let Some(sudo) = &ctx.sudo() {
         let pkcon = which("pkcon").unwrap();
         // pkcon ignores update with update and refresh provided together
-        ctx.run_type().execute(sudo).arg(&pkcon).arg("refresh").check_run()?;
+        ctx.run_type()
+            .execute(sudo)
+            .arg(&pkcon)
+            .arg("refresh")
+            .status_checked()?;
         let mut exe = ctx.run_type().execute(sudo);
         let cmd = exe.arg(&pkcon).arg("update");
         if ctx.config().yes(Step::System) {
@@ -472,7 +492,7 @@ fn upgrade_neon(ctx: &ExecutionContext) -> Result<()> {
             cmd.arg("--autoremove");
         }
         // from pkcon man, exit code 5 is 'Nothing useful was done.'
-        cmd.check_run_with_codes(&[5])?;
+        cmd.status_checked_with_codes(&[5])?;
     }
 
     Ok(())
@@ -489,7 +509,7 @@ pub fn run_needrestart(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()>
 
     print_separator("Check for needed restarts");
 
-    run_type.execute(sudo).arg(needrestart).check_run()?;
+    run_type.execute(sudo).arg(needrestart).status_checked()?;
 
     Ok(())
 }
@@ -506,7 +526,7 @@ pub fn run_fwupdmgr(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute(&fwupdmgr)
         .arg("refresh")
-        .check_run_with_codes(&[2])?;
+        .status_checked_with_codes(&[2])?;
 
     let mut updmgr = ctx.run_type().execute(&fwupdmgr);
 
@@ -518,7 +538,7 @@ pub fn run_fwupdmgr(ctx: &ExecutionContext) -> Result<()> {
     } else {
         updmgr.arg("get-updates");
     }
-    updmgr.check_run_with_codes(&[2])
+    updmgr.status_checked_with_codes(&[2])
 }
 
 pub fn flatpak_update(ctx: &ExecutionContext) -> Result<()> {
@@ -533,14 +553,14 @@ pub fn flatpak_update(ctx: &ExecutionContext) -> Result<()> {
     if yes {
         update_args.push("-y");
     }
-    run_type.execute(&flatpak).args(&update_args).check_run()?;
+    run_type.execute(&flatpak).args(&update_args).status_checked()?;
 
     if cleanup {
         let mut cleanup_args = vec!["uninstall", "--user", "--unused"];
         if yes {
             cleanup_args.push("-y");
         }
-        run_type.execute(&flatpak).args(&cleanup_args).check_run()?;
+        run_type.execute(&flatpak).args(&cleanup_args).status_checked()?;
     }
 
     print_separator("Flatpak System Packages");
@@ -549,26 +569,34 @@ pub fn flatpak_update(ctx: &ExecutionContext) -> Result<()> {
         if yes {
             update_args.push("-y");
         }
-        run_type.execute(sudo).arg(&flatpak).args(&update_args).check_run()?;
+        run_type
+            .execute(sudo)
+            .arg(&flatpak)
+            .args(&update_args)
+            .status_checked()?;
         if cleanup {
             let mut cleanup_args = vec!["uninstall", "--system", "--unused"];
             if yes {
                 cleanup_args.push("-y");
             }
-            run_type.execute(sudo).arg(flatpak).args(&cleanup_args).check_run()?;
+            run_type
+                .execute(sudo)
+                .arg(flatpak)
+                .args(&cleanup_args)
+                .status_checked()?;
         }
     } else {
         let mut update_args = vec!["update", "--system"];
         if yes {
             update_args.push("-y");
         }
-        run_type.execute(&flatpak).args(&update_args).check_run()?;
+        run_type.execute(&flatpak).args(&update_args).status_checked()?;
         if cleanup {
             let mut cleanup_args = vec!["uninstall", "--system", "--unused"];
             if yes {
                 cleanup_args.push("-y");
             }
-            run_type.execute(flatpak).args(&cleanup_args).check_run()?;
+            run_type.execute(flatpak).args(&cleanup_args).status_checked()?;
         }
     }
 
@@ -584,7 +612,7 @@ pub fn run_snap(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
     }
     print_separator("snap");
 
-    run_type.execute(sudo).arg(snap).arg("refresh").check_run()
+    run_type.execute(sudo).arg(snap).arg("refresh").status_checked()
 }
 
 pub fn run_pihole_update(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
@@ -594,7 +622,7 @@ pub fn run_pihole_update(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()
 
     print_separator("pihole");
 
-    run_type.execute(sudo).arg(pihole).arg("-up").check_run()
+    run_type.execute(sudo).arg(pihole).arg("-up").status_checked()
 }
 
 pub fn run_protonup_update(ctx: &ExecutionContext) -> Result<()> {
@@ -602,7 +630,7 @@ pub fn run_protonup_update(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("protonup");
 
-    ctx.run_type().execute(protonup).check_run()?;
+    ctx.run_type().execute(protonup).status_checked()?;
     Ok(())
 }
 
@@ -628,8 +656,7 @@ pub fn run_distrobox_update(ctx: &ExecutionContext) -> Result<()> {
         (r, true) => r.arg("--root"),
         (r, false) => r,
     }
-    .check_run()?;
-    Ok(())
+    .status_checked()
 }
 
 pub fn run_config_update(ctx: &ExecutionContext) -> Result<()> {
@@ -640,14 +667,14 @@ pub fn run_config_update(ctx: &ExecutionContext) -> Result<()> {
 
     if let Ok(etc_update) = require("etc-update") {
         print_separator("Configuration update");
-        ctx.run_type().execute(sudo).arg(etc_update).check_run()?;
+        ctx.run_type().execute(sudo).arg(etc_update).status_checked()?;
     } else if let Ok(pacdiff) = require("pacdiff") {
         if std::env::var("DIFFPROG").is_err() {
             require("vim")?;
         }
 
         print_separator("Configuration update");
-        ctx.execute_elevated(&pacdiff, false)?.check_run()?;
+        ctx.execute_elevated(&pacdiff, false)?.status_checked()?;
     }
 
     Ok(())

src/steps/os/macos.rs

@@ -1,26 +1,30 @@
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, RunType};
+use crate::executor::RunType;
 use crate::terminal::{print_separator, prompt_yesno};
-use crate::{error::TopgradeError, utils::require, Step};
-use anyhow::Result;
-use log::debug;
+use crate::{utils::require, Step};
+use color_eyre::eyre::Result;
 use std::fs;
 use std::process::Command;
+use tracing::debug;
 
 pub fn run_macports(ctx: &ExecutionContext) -> Result<()> {
     require("port")?;
     let sudo = ctx.sudo().as_ref().unwrap();
     print_separator("MacPorts");
-    ctx.run_type().execute(sudo).args(["port", "selfupdate"]).check_run()?;
+    ctx.run_type()
+        .execute(sudo)
+        .args(["port", "selfupdate"])
+        .status_checked()?;
     ctx.run_type()
         .execute(sudo)
         .args(["port", "-u", "upgrade", "outdated"])
-        .check_run()?;
+        .status_checked()?;
     if ctx.config().cleanup() {
         ctx.run_type()
             .execute(sudo)
             .args(["port", "-N", "reclaim"])
-            .check_run()?;
+            .status_checked()?;
     }
 
     Ok(())
@@ -30,7 +34,7 @@ pub fn run_mas(run_type: RunType) -> Result<()> {
     let mas = require("mas")?;
     print_separator("macOS App Store");
 
-    run_type.execute(mas).arg("upgrade").check_run()
+    run_type.execute(mas).arg("upgrade").status_checked()
 }
 
 pub fn upgrade_macos(ctx: &ExecutionContext) -> Result<()> {
@@ -58,20 +62,15 @@ pub fn upgrade_macos(ctx: &ExecutionContext) -> Result<()> {
         command.arg("--no-scan");
     }
 
-    command.check_run()
+    command.status_checked()
 }
 
 fn system_update_available() -> Result<bool> {
-    let output = Command::new("softwareupdate").arg("--list").output()?;
+    let output = Command::new("softwareupdate").arg("--list").output_checked_utf8()?;
+
     debug!("{:?}", output);
 
-    let status = output.status;
-    if !status.success() {
-        return Err(TopgradeError::ProcessFailed(status).into());
-    }
-    let string_output = String::from_utf8(output.stderr)?;
-    debug!("{:?}", string_output);
-    Ok(!string_output.contains("No new software available"))
+    Ok(!output.stderr.contains("No new software available"))
 }
 
 pub fn run_sparkle(ctx: &ExecutionContext) -> Result<()> {
@@ -83,12 +82,12 @@ pub fn run_sparkle(ctx: &ExecutionContext) -> Result<()> {
         let probe = Command::new(&sparkle)
             .args(["--probe", "--application"])
             .arg(application.path())
-            .check_output();
+            .output_checked_utf8();
         if probe.is_ok() {
             let mut command = ctx.run_type().execute(&sparkle);
             command.args(["bundle", "--check-immediately", "--application"]);
             command.arg(application.path());
-            command.spawn()?.wait()?;
+            command.status_checked()?;
         }
     }
     Ok(())

src/steps/os/openbsd.rs

@@ -1,17 +1,23 @@
 use crate::executor::RunType;
 use crate::terminal::print_separator;
 use crate::utils::require_option;
-use anyhow::Result;
+use color_eyre::eyre::Result;
 use std::path::PathBuf;
 
 pub fn upgrade_openbsd(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
     let sudo = require_option(sudo, String::from("No sudo detected"))?;
     print_separator("OpenBSD Update");
-    run_type.execute(sudo).args(&["/usr/sbin/sysupgrade", "-n"]).check_run()
+    run_type
+        .execute(sudo)
+        .args(&["/usr/sbin/sysupgrade", "-n"])
+        .status_checked()
 }
 
 pub fn upgrade_packages(sudo: Option<&PathBuf>, run_type: RunType) -> Result<()> {
     let sudo = require_option(sudo, String::from("No sudo detected"))?;
     print_separator("OpenBSD Packages");
-    run_type.execute(sudo).args(&["/usr/sbin/pkg_add", "-u"]).check_run()
+    run_type
+        .execute(sudo)
+        .args(&["/usr/sbin/pkg_add", "-u"])
+        .status_checked()
 }

src/steps/os/unix.rs

@@ -1,33 +1,43 @@
-use crate::error::{SkipStep, TopgradeError};
-use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, Executor, ExecutorExitStatus, RunType};
-use crate::terminal::print_separator;
-#[cfg(not(target_os = "macos"))]
-use crate::utils::require_option;
-use crate::utils::{require, PathExt};
-use crate::Step;
-use anyhow::Result;
-use directories::BaseDirs;
-use home;
-use ini::Ini;
-use log::debug;
 use std::fs;
 use std::os::unix::fs::MetadataExt;
 use std::path::PathBuf;
 use std::process::Command;
 use std::{env, path::Path};
 
+use crate::command::CommandExt;
+use crate::Step;
+use color_eyre::eyre::Result;
+use directories::BaseDirs;
+use home;
+use ini::Ini;
+use tracing::debug;
+
+use crate::error::SkipStep;
+use crate::execution_context::ExecutionContext;
+#[cfg(any(target_os = "linux", target_os = "macos"))]
+use crate::executor::Executor;
+use crate::executor::RunType;
+use crate::terminal::print_separator;
+#[cfg(not(any(target_os = "android", target_os = "macos")))]
+use crate::utils::require_option;
+use crate::utils::{require, PathExt};
+
+#[cfg(any(target_os = "linux", target_os = "macos"))]
 const INTEL_BREW: &str = "/usr/local/bin/brew";
+
+#[cfg(any(target_os = "linux", target_os = "macos"))]
 const ARM_BREW: &str = "/opt/homebrew/bin/brew";
 
 #[derive(Copy, Clone, Debug)]
 #[allow(dead_code)]
+#[cfg(any(target_os = "linux", target_os = "macos"))]
 pub enum BrewVariant {
     Path,
     MacIntel,
     MacArm,
 }
 
+#[cfg(any(target_os = "linux", target_os = "macos"))]
 impl BrewVariant {
     fn binary_name(self) -> &'static str {
         match self {
@@ -77,30 +87,36 @@ impl BrewVariant {
     }
 }
 
-pub fn run_fisher(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
+pub fn run_fisher(run_type: RunType) -> Result<()> {
     let fish = require("fish")?;
 
-    if env::var("fisher_path").is_err() {
-        base_dirs
-            .home_dir()
-            .join(".config/fish/functions/fisher.fish")
-            .require()?;
-    }
+    Command::new(&fish)
+        .args(["-c", "type -t fisher"])
+        .output_checked_utf8()
+        .map(|_| ())
+        .map_err(|_| SkipStep("`fisher` is not defined in `fish`".to_owned()))?;
+
+    Command::new(&fish)
+        .args(["-c", "echo \"$__fish_config_dir/fish_plugins\""])
+        .output_checked_utf8()
+        .and_then(|output| Path::new(&output.stdout.trim()).require().map(|_| ()))
+        .map_err(|err| SkipStep(format!("`fish_plugins` path doesn't exist: {err}")))?;
 
     print_separator("Fisher");
 
     let version_str = run_type
         .execute(&fish)
         .args(["-c", "fisher --version"])
-        .check_output()?;
+        .output_checked_utf8()?
+        .stdout;
     debug!("Fisher version: {}", version_str);
 
     if version_str.starts_with("fisher version 3.") {
         // v3 - see https://github.com/topgrade-rs/topgrade/pull/37#issuecomment-1283844506
-        run_type.execute(&fish).args(["-c", "fisher"]).check_run()
+        run_type.execute(&fish).args(["-c", "fisher"]).status_checked()
     } else {
         // v4
-        run_type.execute(&fish).args(["-c", "fisher update"]).check_run()
+        run_type.execute(&fish).args(["-c", "fisher update"]).status_checked()
     }
 }
 
@@ -112,7 +128,7 @@ pub fn run_bashit(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute("bash")
         .args(["-lic", &format!("bash-it update {}", ctx.config().bashit_branch())])
-        .check_run()
+        .status_checked()
 }
 
 pub fn run_oh_my_fish(ctx: &ExecutionContext) -> Result<()> {
@@ -124,7 +140,7 @@ pub fn run_oh_my_fish(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("oh-my-fish");
 
-    ctx.run_type().execute(fish).args(["-c", "omf update"]).check_run()
+    ctx.run_type().execute(fish).args(["-c", "omf update"]).status_checked()
 }
 
 pub fn run_pkgin(ctx: &ExecutionContext) -> Result<()> {
@@ -135,14 +151,14 @@ pub fn run_pkgin(ctx: &ExecutionContext) -> Result<()> {
     if ctx.config().yes(Step::Pkgin) {
         command.arg("-y");
     }
-    command.check_run()?;
+    command.status_checked()?;
 
     let mut command = ctx.run_type().execute(ctx.sudo().as_ref().unwrap());
     command.arg(&pkgin).arg("upgrade");
     if ctx.config().yes(Step::Pkgin) {
         command.arg("-y");
     }
-    command.check_run()
+    command.status_checked()
 }
 
 pub fn run_fish_plug(ctx: &ExecutionContext) -> Result<()> {
@@ -154,7 +170,10 @@ pub fn run_fish_plug(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("fish-plug");
 
-    ctx.run_type().execute(fish).args(["-c", "plug update"]).check_run()
+    ctx.run_type()
+        .execute(fish)
+        .args(["-c", "plug update"])
+        .status_checked()
 }
 
 /// Upgrades `fundle` and `fundle` plugins.
@@ -171,7 +190,7 @@ pub fn run_fundle(ctx: &ExecutionContext) -> Result<()> {
     ctx.run_type()
         .execute(fish)
         .args(["-c", "fundle self-update && fundle update"])
-        .check_run()
+        .status_checked()
 }
 
 #[cfg(not(any(target_os = "android", target_os = "macos")))]
@@ -192,10 +211,10 @@ pub fn upgrade_gnome_extensions(ctx: &ExecutionContext) -> Result<()> {
             "--method",
             "org.freedesktop.DBus.ListActivatableNames",
         ])
-        .check_output()?;
+        .output_checked_utf8()?;
 
     debug!("Checking for gnome extensions: {}", output);
-    if !output.contains("org.gnome.Shell.Extensions") {
+    if !output.stdout.contains("org.gnome.Shell.Extensions") {
         return Err(SkipStep(String::from("Gnome shell extensions are unregistered in DBus")).into());
     }
 
@@ -213,9 +232,10 @@ pub fn upgrade_gnome_extensions(ctx: &ExecutionContext) -> Result<()> {
             "--method",
             "org.gnome.Shell.Extensions.CheckForUpdates",
         ])
-        .check_run()
+        .status_checked()
 }
 
+#[cfg(any(target_os = "linux", target_os = "macos"))]
 pub fn run_brew_formula(ctx: &ExecutionContext, variant: BrewVariant) -> Result<()> {
     #[allow(unused_variables)]
     let binary_name = require(variant.binary_name())?;
@@ -230,18 +250,18 @@ pub fn run_brew_formula(ctx: &ExecutionContext, variant: BrewVariant) -> Result<
     print_separator(variant.step_title());
     let run_type = ctx.run_type();
 
-    variant.execute(run_type).arg("update").check_run()?;
+    variant.execute(run_type).arg("update").status_checked()?;
     variant
         .execute(run_type)
         .args(["upgrade", "--ignore-pinned", "--formula"])
-        .check_run()?;
+        .status_checked()?;
 
     if ctx.config().cleanup() {
-        variant.execute(run_type).arg("cleanup").check_run()?;
+        variant.execute(run_type).arg("cleanup").status_checked()?;
     }
 
     if ctx.config().brew_autoremove() {
-        variant.execute(run_type).arg("autoremove").check_run()?;
+        variant.execute(run_type).arg("autoremove").status_checked()?;
     }
 
     Ok(())
@@ -259,8 +279,8 @@ pub fn run_brew_cask(ctx: &ExecutionContext, variant: BrewVariant) -> Result<()>
     let cask_upgrade_exists = variant
         .execute(RunType::Wet)
         .args(["--repository", "buo/cask-upgrade"])
-        .check_output()
-        .map(|p| Path::new(p.trim()).exists())?;
+        .output_checked_utf8()
+        .map(|p| Path::new(p.stdout.trim()).exists())?;
 
     let mut brew_args = vec![];
 
@@ -276,10 +296,10 @@ pub fn run_brew_cask(ctx: &ExecutionContext, variant: BrewVariant) -> Result<()>
         }
     }
 
-    variant.execute(run_type).args(&brew_args).check_run()?;
+    variant.execute(run_type).args(&brew_args).status_checked()?;
 
     if ctx.config().cleanup() {
-        variant.execute(run_type).arg("cleanup").check_run()?;
+        variant.execute(run_type).arg("cleanup").status_checked()?;
     }
 
     Ok(())
@@ -290,7 +310,7 @@ pub fn run_guix(ctx: &ExecutionContext) -> Result<()> {
 
     let run_type = ctx.run_type();
 
-    let output = Command::new(&guix).arg("pull").check_output();
+    let output = Command::new(&guix).arg("pull").output_checked_utf8();
     debug!("guix pull output: {:?}", output);
     let should_upgrade = output.is_ok();
     debug!("Can Upgrade Guix: {:?}", should_upgrade);
@@ -298,7 +318,7 @@ pub fn run_guix(ctx: &ExecutionContext) -> Result<()> {
     print_separator("Guix");
 
     if should_upgrade {
-        return run_type.execute(&guix).args(["package", "-u"]).check_run();
+        return run_type.execute(&guix).args(["package", "-u"]).status_checked();
     }
     Err(SkipStep(String::from("Guix Pull Failed, Skipping")).into())
 }
@@ -314,7 +334,7 @@ pub fn run_nix(ctx: &ExecutionContext) -> Result<()> {
     debug!("nix profile: {:?}", profile_path);
     let manifest_json_path = profile_path.join("manifest.json");
 
-    let output = Command::new(&nix_env).args(["--query", "nix"]).check_output();
+    let output = Command::new(&nix_env).args(["--query", "nix"]).output_checked_utf8();
     debug!("nix-env output: {:?}", output);
     let should_self_upgrade = output.is_ok();
 
@@ -346,13 +366,13 @@ pub fn run_nix(ctx: &ExecutionContext) -> Result<()> {
 
     if should_self_upgrade {
         if multi_user {
-            ctx.execute_elevated(&nix, true)?.arg("upgrade-nix").check_run()?;
+            ctx.execute_elevated(&nix, true)?.arg("upgrade-nix").status_checked()?;
         } else {
-            run_type.execute(&nix).arg("upgrade-nix").check_run()?;
+            run_type.execute(&nix).arg("upgrade-nix").status_checked()?;
         }
     }
 
-    run_type.execute(nix_channel).arg("--update").check_run()?;
+    run_type.execute(nix_channel).arg("--update").status_checked()?;
 
     if std::path::Path::new(&manifest_json_path).exists() {
         run_type
@@ -360,9 +380,9 @@ pub fn run_nix(ctx: &ExecutionContext) -> Result<()> {
             .arg("profile")
             .arg("upgrade")
             .arg(".*")
-            .check_run()
+            .status_checked()
     } else {
-        run_type.execute(&nix_env).arg("--upgrade").check_run()
+        run_type.execute(&nix_env).arg("--upgrade").status_checked()
     }
 }
 
@@ -371,42 +391,40 @@ pub fn run_yadm(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("yadm");
 
-    ctx.run_type().execute(yadm).arg("pull").check_run()
+    ctx.run_type().execute(yadm).arg("pull").status_checked()
 }
 
 pub fn run_asdf(run_type: RunType) -> Result<()> {
     let asdf = require("asdf")?;
 
     print_separator("asdf");
-    let exit_status = run_type.execute(&asdf).arg("update").spawn()?.wait()?;
+    run_type.execute(&asdf).arg("update").status_checked_with_codes(&[42])?;
 
-    if let ExecutorExitStatus::Wet(e) = exit_status {
-        if !(e.success() || e.code().map(|c| c == 42).unwrap_or(false)) {
-            return Err(TopgradeError::ProcessFailed(e).into());
-        }
-    }
-    run_type.execute(&asdf).args(["plugin", "update", "--all"]).check_run()
+    run_type
+        .execute(&asdf)
+        .args(["plugin", "update", "--all"])
+        .status_checked()
 }
 
 pub fn run_home_manager(run_type: RunType) -> Result<()> {
     let home_manager = require("home-manager")?;
 
     print_separator("home-manager");
-    run_type.execute(home_manager).arg("switch").check_run()
+    run_type.execute(home_manager).arg("switch").status_checked()
 }
 
 pub fn run_tldr(run_type: RunType) -> Result<()> {
     let tldr = require("tldr")?;
 
     print_separator("TLDR");
-    run_type.execute(tldr).arg("--update").check_run()
+    run_type.execute(tldr).arg("--update").status_checked()
 }
 
 pub fn run_pearl(run_type: RunType) -> Result<()> {
     let pearl = require("pearl")?;
     print_separator("pearl");
 
-    run_type.execute(pearl).arg("update").check_run()
+    run_type.execute(pearl).arg("update").status_checked()
 }
 
 pub fn run_sdkman(base_dirs: &BaseDirs, cleanup: bool, run_type: RunType) -> Result<()> {
@@ -440,27 +458,33 @@ pub fn run_sdkman(base_dirs: &BaseDirs, cleanup: bool, run_type: RunType) -> Res
         run_type
             .execute(&bash)
             .args(["-c", cmd_selfupdate.as_str()])
-            .check_run()?;
+            .status_checked()?;
     }
 
     let cmd_update = format!("source {} && sdk update", &sdkman_init_path);
-    run_type.execute(&bash).args(["-c", cmd_update.as_str()]).check_run()?;
+    run_type
+        .execute(&bash)
+        .args(["-c", cmd_update.as_str()])
+        .status_checked()?;
 
     let cmd_upgrade = format!("source {} && sdk upgrade", &sdkman_init_path);
-    run_type.execute(&bash).args(["-c", cmd_upgrade.as_str()]).check_run()?;
+    run_type
+        .execute(&bash)
+        .args(["-c", cmd_upgrade.as_str()])
+        .status_checked()?;
 
     if cleanup {
         let cmd_flush_archives = format!("source {} && sdk flush archives", &sdkman_init_path);
         run_type
             .execute(&bash)
             .args(["-c", cmd_flush_archives.as_str()])
-            .check_run()?;
+            .status_checked()?;
 
         let cmd_flush_temp = format!("source {} && sdk flush temp", &sdkman_init_path);
         run_type
             .execute(&bash)
             .args(["-c", cmd_flush_temp.as_str()])
-            .check_run()?;
+            .status_checked()?;
     }
 
     Ok(())
@@ -471,7 +495,7 @@ pub fn run_bun(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Bun");
 
-    ctx.run_type().execute(bun).arg("upgrade").check_run()
+    ctx.run_type().execute(bun).arg("upgrade").status_checked()
 }
 
 /// Update dotfiles with `rcm(7)`.
@@ -481,10 +505,10 @@ pub fn run_rcm(ctx: &ExecutionContext) -> Result<()> {
     let rcup = require("rcup")?;
 
     print_separator("rcm");
-    ctx.run_type().execute(rcup).arg("-v").check_run()
+    ctx.run_type().execute(rcup).arg("-v").status_checked()
 }
 
-pub fn reboot() {
+pub fn reboot() -> Result<()> {
     print!("Rebooting...");
-    Command::new("sudo").arg("reboot").spawn().unwrap().wait().unwrap();
+    Command::new("sudo").arg("reboot").status_checked()
 }

src/steps/os/windows.rs

@@ -2,11 +2,12 @@ use std::convert::TryFrom;
 use std::path::Path;
 use std::{ffi::OsStr, process::Command};
 
-use anyhow::Result;
-use log::debug;
+use color_eyre::eyre::Result;
+use tracing::debug;
 
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, RunType};
+use crate::executor::RunType;
 use crate::terminal::{print_separator, print_warning};
 use crate::utils::require;
 use crate::{error::SkipStep, steps::git::Repositories};
@@ -34,7 +35,7 @@ pub fn run_chocolatey(ctx: &ExecutionContext) -> Result<()> {
         command.arg("--yes");
     }
 
-    command.check_run()
+    command.status_checked()
 }
 
 pub fn run_winget(ctx: &ExecutionContext) -> Result<()> {
@@ -47,7 +48,10 @@ pub fn run_winget(ctx: &ExecutionContext) -> Result<()> {
         return Err(SkipStep(String::from("Winget is disabled by default")).into());
     }
 
-    ctx.run_type().execute(&winget).args(["upgrade", "--all"]).check_run()
+    ctx.run_type()
+        .execute(&winget)
+        .args(["upgrade", "--all"])
+        .status_checked()
 }
 
 pub fn run_scoop(cleanup: bool, run_type: RunType) -> Result<()> {
@@ -55,18 +59,18 @@ pub fn run_scoop(cleanup: bool, run_type: RunType) -> Result<()> {
 
     print_separator("Scoop");
 
-    run_type.execute(&scoop).args(["update"]).check_run()?;
-    run_type.execute(&scoop).args(["update", "*"]).check_run()?;
+    run_type.execute(&scoop).args(["update"]).status_checked()?;
+    run_type.execute(&scoop).args(["update", "*"]).status_checked()?;
 
     if cleanup {
-        run_type.execute(&scoop).args(["cleanup", "*"]).check_run()?;
+        run_type.execute(&scoop).args(["cleanup", "*"]).status_checked()?;
     }
 
     Ok(())
 }
 
 fn get_wsl_distributions(wsl: &Path) -> Result<Vec<String>> {
-    let output = Command::new(wsl).args(["--list", "-q"]).check_output()?;
+    let output = Command::new(wsl).args(["--list", "-q"]).output_checked_utf8()?.stdout;
     Ok(output
         .lines()
         .filter(|s| !s.is_empty())
@@ -77,7 +81,7 @@ fn get_wsl_distributions(wsl: &Path) -> Result<Vec<String>> {
 fn upgrade_wsl_distribution(wsl: &Path, dist: &str, ctx: &ExecutionContext) -> Result<()> {
     let topgrade = Command::new(wsl)
         .args(["-d", dist, "bash", "-lc", "which topgrade"])
-        .check_output()
+        .output_checked_utf8()
         .map_err(|_| SkipStep(String::from("Could not find Topgrade installed in WSL")))?;
 
     let mut command = ctx.run_type().execute(wsl);
@@ -89,7 +93,7 @@ fn upgrade_wsl_distribution(wsl: &Path, dist: &str, ctx: &ExecutionContext) -> R
         command.arg("-y");
     }
 
-    command.check_run()
+    command.status_checked()
 }
 
 pub fn run_wsl_topgrade(ctx: &ExecutionContext) -> Result<()> {
@@ -129,12 +133,17 @@ pub fn windows_update(ctx: &ExecutionContext) -> Result<()> {
 
     print_separator("Windows Update");
     println!("Running Windows Update. Check the control panel for progress.");
-    ctx.run_type().execute(&usoclient).arg("ScanInstallWait").check_run()?;
-    ctx.run_type().execute(&usoclient).arg("StartInstall").check_run()
+    ctx.run_type()
+        .execute(&usoclient)
+        .arg("ScanInstallWait")
+        .status_checked()?;
+    ctx.run_type().execute(&usoclient).arg("StartInstall").status_checked()
 }
 
-pub fn reboot() {
-    Command::new("shutdown").args(["/R", "/T", "0"]).spawn().ok();
+pub fn reboot() -> Result<()> {
+    // If this works, it won't return, but if it doesn't work, it may return a useful error
+    // message.
+    Command::new("shutdown").args(["/R", "/T", "0"]).status_checked()
 }
 
 pub fn insert_startup_scripts(ctx: &ExecutionContext, git_repos: &mut Repositories) -> Result<()> {

src/steps/powershell.rs

@@ -3,10 +3,10 @@ use std::path::Path;
 use std::path::PathBuf;
 use std::process::Command;
 
-use anyhow::Result;
+use color_eyre::eyre::Result;
 
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
-use crate::executor::CommandExt;
 use crate::terminal::{is_dumb, print_separator};
 use crate::utils::{require_option, which, PathExt};
 use crate::Step;
@@ -27,8 +27,8 @@ impl Powershell {
         let profile = path.as_ref().and_then(|path| {
             Command::new(path)
                 .args(["-NoProfile", "-Command", "Split-Path $profile"])
-                .check_output()
-                .map(|output| PathBuf::from(output.trim()))
+                .output_checked_utf8()
+                .map(|output| PathBuf::from(output.stdout.trim()))
                 .and_then(|p| p.require())
                 .ok()
         });
@@ -52,8 +52,8 @@ impl Powershell {
                 "-Command",
                 &format!("Get-Module -ListAvailable {}", command),
             ])
-            .check_output()
-            .map(|result| !result.is_empty())
+            .output_checked_utf8()
+            .map(|result| !result.stdout.is_empty())
             .unwrap_or(false)
     }
 
@@ -81,7 +81,7 @@ impl Powershell {
             .execute(powershell)
             // This probably doesn't need `shell_words::join`.
             .args(["-NoProfile", "-Command", &cmd.join(" ")])
-            .check_run()
+            .status_checked()
     }
 
     #[cfg(windows)]
@@ -119,6 +119,6 @@ impl Powershell {
                     }
                 ),
             ])
-            .check_run()
+            .status_checked()
     }
 }

src/steps/remote/ssh.rs

@@ -1,6 +1,8 @@
-use anyhow::Result;
+use color_eyre::eyre::Result;
 
-use crate::{error::SkipStep, execution_context::ExecutionContext, terminal::print_separator, utils};
+use crate::{
+    command::CommandExt, error::SkipStep, execution_context::ExecutionContext, terminal::print_separator, utils,
+};
 
 fn prepare_async_ssh_command(args: &mut Vec<&str>) {
     args.insert(0, "ssh");
@@ -24,7 +26,7 @@ pub fn ssh_step(ctx: &ExecutionContext, hostname: &str) -> Result<()> {
         #[cfg(unix)]
         {
             prepare_async_ssh_command(&mut args);
-            crate::tmux::run_command(ctx, &shell_words::join(args))?;
+            crate::tmux::run_command(ctx, hostname, &shell_words::join(args))?;
             Err(SkipStep(String::from("Remote Topgrade launched in Tmux")).into())
         }
 
@@ -47,6 +49,6 @@ pub fn ssh_step(ctx: &ExecutionContext, hostname: &str) -> Result<()> {
         print_separator(format!("Remote ({})", hostname));
         println!("Connecting to {}...", hostname);
 
-        ctx.run_type().execute(ssh).args(&args).check_run()
+        ctx.run_type().execute(ssh).args(&args).status_checked()
     }
 }

src/steps/remote/vagrant.rs

@@ -2,13 +2,13 @@ use std::path::{Path, PathBuf};
 use std::process::Command;
 use std::{fmt::Display, rc::Rc, str::FromStr};
 
-use anyhow::Result;
-use log::{debug, error};
+use color_eyre::eyre::Result;
 use regex::Regex;
 use strum::EnumString;
+use tracing::{debug, error};
 
+use crate::command::CommandExt;
 use crate::execution_context::ExecutionContext;
-use crate::executor::CommandExt;
 use crate::terminal::print_separator;
 use crate::{error::SkipStep, utils, Step};
 
@@ -61,10 +61,11 @@ impl Vagrant {
         let output = Command::new(&self.path)
             .arg("status")
             .current_dir(directory)
-            .check_output()?;
+            .output_checked_utf8()?;
         debug!("Vagrant output in {}: {}", directory, output);
 
         let boxes = output
+            .stdout
             .split('\n')
             .skip(2)
             .take_while(|line| !(line.is_empty() || line.starts_with('\r')))
@@ -115,7 +116,7 @@ impl<'a> TemporaryPowerOn<'a> {
             .execute(vagrant)
             .args([subcommand, &vagrant_box.name])
             .current_dir(vagrant_box.path.clone())
-            .check_run()?;
+            .status_checked()?;
         Ok(TemporaryPowerOn {
             vagrant,
             vagrant_box,
@@ -142,7 +143,7 @@ impl<'a> Drop for TemporaryPowerOn<'a> {
             .execute(self.vagrant)
             .args([subcommand, &self.vagrant_box.name])
             .current_dir(self.vagrant_box.path.clone())
-            .check_run()
+            .status_checked()
             .ok();
     }
 }
@@ -199,7 +200,7 @@ pub fn topgrade_vagrant_box(ctx: &ExecutionContext, vagrant_box: &VagrantBox) ->
         .execute(&vagrant.path)
         .current_dir(&vagrant_box.path)
         .args(["ssh", "-c", &command])
-        .check_run()
+        .status_checked()
 }
 
 pub fn upgrade_vagrant_boxes(ctx: &ExecutionContext) -> Result<()> {
@@ -208,12 +209,12 @@ pub fn upgrade_vagrant_boxes(ctx: &ExecutionContext) -> Result<()> {
 
     let outdated = Command::new(&vagrant)
         .args(["box", "outdated", "--global"])
-        .check_output()?;
+        .output_checked_utf8()?;
 
     let re = Regex::new(r"\* '(.*?)' for '(.*?)' is outdated").unwrap();
 
     let mut found = false;
-    for ele in re.captures_iter(&outdated) {
+    for ele in re.captures_iter(&outdated.stdout) {
         found = true;
         let _ = ctx
             .run_type()
@@ -222,13 +223,16 @@ pub fn upgrade_vagrant_boxes(ctx: &ExecutionContext) -> Result<()> {
             .arg(ele.get(1).unwrap().as_str())
             .arg("--provider")
             .arg(ele.get(2).unwrap().as_str())
-            .check_run();
+            .status_checked();
     }
 
     if !found {
         println!("No outdated boxes")
     } else {
-        ctx.run_type().execute(&vagrant).args(["box", "prune"]).check_run()?;
+        ctx.run_type()
+            .execute(&vagrant)
+            .args(["box", "prune"])
+            .status_checked()?;
     }
 
     Ok(())

src/steps/tmux.rs

@@ -1,16 +1,22 @@
+use std::env;
+use std::path::PathBuf;
+use std::process::Command;
+
+use color_eyre::eyre::eyre;
+use color_eyre::eyre::Context;
+use color_eyre::eyre::Result;
+use directories::BaseDirs;
+
+use crate::command::CommandExt;
 use crate::executor::RunType;
 use crate::terminal::print_separator;
 use crate::{
     execution_context::ExecutionContext,
-    utils::{which, Check, PathExt},
+    utils::{which, PathExt},
 };
-use anyhow::Result;
-use directories::BaseDirs;
-use std::env;
-use std::io;
-use std::os::unix::process::CommandExt;
-use std::path::PathBuf;
-use std::process::{exit, Command};
+
+#[cfg(unix)]
+use std::os::unix::process::CommandExt as _;
 
 pub fn run_tpm(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     let tpm = base_dirs
@@ -20,7 +26,7 @@ pub fn run_tpm(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
 
     print_separator("tmux plugins");
 
-    run_type.execute(tpm).arg("all").check_run()
+    run_type.execute(tpm).arg("all").status_checked()
 }
 
 struct Tmux {
@@ -44,73 +50,130 @@ impl Tmux {
         command
     }
 
-    fn has_session(&self, session_name: &str) -> Result<bool, io::Error> {
+    fn has_session(&self, session_name: &str) -> Result<bool> {
         Ok(self
             .build()
             .args(["has-session", "-t", session_name])
-            .output()?
+            .output_checked_with(|_| Ok(()))?
             .status
             .success())
     }
 
-    fn new_session(&self, session_name: &str) -> Result<bool, io::Error> {
-        Ok(self
+    /// Create a new tmux session with the given name, running the given command.
+    /// The command is passed to `sh` (see "shell-command arguments are sh(1) commands" in the
+    /// `tmux(1)` man page).
+    fn new_session(&self, session_name: &str, window_name: &str, command: &str) -> Result<()> {
+        let _ = self
             .build()
-            .args(["new-session", "-d", "-s", session_name, "-n", "dummy"])
-            .spawn()?
-            .wait()?
-            .success())
+            // `-d`: initial size comes from the global `default-size` option (instead
+            //       of passing `-x` and `-y` arguments.
+            //       (What do those even do?)
+            // `-s`: session name
+            // `-n`: window name (always `topgrade`)
+            .args(["new-session", "-d", "-s", session_name, "-n", window_name, command])
+            .output_checked()?;
+        Ok(())
     }
 
-    fn run_in_session(&self, command: &str) -> Result<()> {
-        self.build()
-            .args(["new-window", "-t", "topgrade", command])
-            .spawn()?
-            .wait()?
-            .check()?;
+    /// Like [`new_session`] but it appends a digit to the session name (if necessary) to
+    /// avoid duplicate session names.
+    ///
+    /// The session name is returned.
+    fn new_unique_session(&self, session_name: &str, window_name: &str, command: &str) -> Result<String> {
+        let mut session = session_name.to_owned();
+        for i in 1.. {
+            if !self
+                .has_session(&session)
+                .context("Error determining if a tmux session exists")?
+            {
+                self.new_session(&session, window_name, command)
+                    .context("Error running Topgrade in tmux")?;
+                return Ok(session);
+            }
+            session = format!("{session_name}-{i}");
+        }
+        unreachable!()
+    }
 
-        Ok(())
+    /// Create a new window in the given tmux session, running the given command.
+    fn new_window(&self, session_name: &str, window_name: &str, command: &str) -> Result<()> {
+        self.build()
+            // `-d`: initial size comes from the global `default-size` option (instead
+            //       of passing `-x` and `-y` arguments.
+            //       (What do those even do?)
+            // `-s`: session name
+            // `-n`: window name
+            .args([
+                "new-window",
+                "-a",
+                "-t",
+                &format!("{session_name}:{window_name}"),
+                "-n",
+                window_name,
+                command,
+            ])
+            .env_remove("TMUX")
+            .status_checked()
+    }
+
+    fn window_indices(&self, session_name: &str) -> Result<Vec<usize>> {
+        self.build()
+            .args(["list-windows", "-F", "#{window_index}", "-t", session_name])
+            .output_checked_utf8()?
+            .stdout
+            .lines()
+            .map(|l| l.parse())
+            .collect::<Result<Vec<usize>, _>>()
+            .context("Failed to compute tmux windows")
     }
 }
 
-pub fn run_in_tmux(args: Vec<String>) -> ! {
+pub fn run_in_tmux(args: Vec<String>) -> Result<()> {
     let command = {
         let mut command = vec![
             String::from("env"),
             String::from("TOPGRADE_KEEP_END=1"),
             String::from("TOPGRADE_INSIDE_TMUX=1"),
         ];
+        // TODO: Should we use `topgrade` instead of the first argument here, which may be
+        // a local path?
         command.extend(env::args());
         shell_words::join(command)
     };
 
     let tmux = Tmux::new(args);
 
-    if !tmux.has_session("topgrade").expect("Error detecting a tmux session") {
-        tmux.new_session("topgrade").expect("Error creating a tmux session");
-    }
-
-    tmux.run_in_session(&command).expect("Error running Topgrade in tmux");
-    tmux.build()
-        .args(["kill-window", "-t", "topgrade:dummy"])
-        .output()
-        .expect("Error killing the dummy tmux window");
+    // Find an unused session and run `topgrade` in it with the current command's arguments.
+    let session_name = "topgrade";
+    let window_name = "topgrade";
+    let session = tmux.new_unique_session(session_name, window_name, &command)?;
 
+    // Only attach to the newly-created session if we're not currently in a tmux session.
     if env::var("TMUX").is_err() {
-        let err = tmux.build().args(["attach", "-t", "topgrade"]).exec();
-        panic!("{:?}", err);
+        let err = tmux.build().args(["attach-session", "-t", &session]).exec();
+        Err(eyre!("{err}")).context("Failed to `execvp(3)` tmux")
     } else {
         println!("Topgrade launched in a new tmux session");
-        exit(0);
+        Ok(())
     }
 }
 
-pub fn run_command(ctx: &ExecutionContext, command: &str) -> Result<()> {
-    Tmux::new(ctx.config().tmux_arguments()?)
-        .build()
-        .args(["new-window", "-a", "-t", "topgrade:1", command])
-        .env_remove("TMUX")
-        .spawn()?
-        .wait()?
-        .check()
+pub fn run_command(ctx: &ExecutionContext, window_name: &str, command: &str) -> Result<()> {
+    let tmux = Tmux::new(ctx.config().tmux_arguments()?);
+
+    match ctx.get_tmux_session() {
+        Some(session_name) => {
+            let indices = tmux.window_indices(&session_name)?;
+            let last_window = indices
+                .iter()
+                .last()
+                .ok_or_else(|| eyre!("tmux session {session_name} has no windows"))?;
+            tmux.new_window(&session_name, &format!("{last_window}"), command)?;
+        }
+        None => {
+            let name = tmux.new_unique_session("topgrade", window_name, command)?;
+            ctx.set_tmux_session(name);
+        }
+    }
+    Ok(())
 }

src/steps/toolbx.rs

@@ -1,17 +1,20 @@
-use anyhow::Result;
+use color_eyre::eyre::Result;
 
+use crate::command::CommandExt;
 use crate::config::Step;
 use crate::terminal::print_separator;
 use crate::{execution_context::ExecutionContext, utils::require};
-use log::debug;
 use std::path::Path;
 use std::{path::PathBuf, process::Command};
+use tracing::debug;
 
 fn list_toolboxes(toolbx: &Path) -> Result<Vec<String>> {
-    let output = Command::new(toolbx).args(["list", "--containers"]).output()?;
-    let output_str = String::from_utf8(output.stdout)?;
+    let output = Command::new(toolbx)
+        .args(["list", "--containers"])
+        .output_checked_utf8()?;
 
-    let proc: Vec<String> = output_str
+    let proc: Vec<String> = output
+        .stdout
         .lines()
         // Skip the first line since that contains only status information
         .skip(1)
@@ -54,7 +57,7 @@ pub fn run_toolbx(ctx: &ExecutionContext) -> Result<()> {
             args.push("--yes");
         }
 
-        let _output = ctx.run_type().execute(&toolbx).args(&args).check_run();
+        ctx.run_type().execute(&toolbx).args(&args).status_checked()?;
     }
 
     Ok(())

src/steps/upgrade.vim

@@ -38,6 +38,14 @@ if exists(":CocUpdateSync")
     CocUpdateSync
 endif
 
+" TODO: Should this be after `PackerSync`?
+" Not sure how to sequence this after Packer without doing something weird
+" with that `PackerComplete` autocommand.
+if exists(":TSUpdate")
+    echo "TreeSitter Update"
+    TSUpdate
+endif
+
 if exists(':PackerSync')
   echo "Packer"
   autocmd User PackerComplete quitall

src/steps/vim.rs

@@ -1,19 +1,20 @@
+use crate::command::CommandExt;
 use crate::error::{SkipStep, TopgradeError};
-use anyhow::Result;
+use color_eyre::eyre::Result;
 
-use crate::executor::{CommandExt, Executor, ExecutorOutput, RunType};
+use crate::executor::{Executor, ExecutorOutput, RunType};
 use crate::terminal::print_separator;
 use crate::{
     execution_context::ExecutionContext,
     utils::{require, PathExt},
 };
 use directories::BaseDirs;
-use log::debug;
 use std::path::PathBuf;
 use std::{
     io::{self, Write},
     process::Command,
 };
+use tracing::debug;
 
 const UPGRADE_VIM: &str = include_str!("upgrade.vim");
 
@@ -63,7 +64,7 @@ fn upgrade(command: &mut Executor, ctx: &ExecutionContext) -> Result<()> {
         }
 
         if !status.success() {
-            return Err(TopgradeError::ProcessFailed(status).into());
+            return Err(TopgradeError::ProcessFailed(command.get_program(), status).into());
         } else {
             println!("Plugins upgraded")
         }
@@ -84,22 +85,22 @@ pub fn upgrade_ultimate_vimrc(ctx: &ExecutionContext) -> Result<()> {
         .execute(&git)
         .current_dir(&config_dir)
         .args(["reset", "--hard"])
-        .check_run()?;
+        .status_checked()?;
     ctx.run_type()
         .execute(&git)
         .current_dir(&config_dir)
         .args(["clean", "-d", "--force"])
-        .check_run()?;
+        .status_checked()?;
     ctx.run_type()
         .execute(&git)
         .current_dir(&config_dir)
         .args(["pull", "--rebase"])
-        .check_run()?;
+        .status_checked()?;
     ctx.run_type()
         .execute(python)
         .current_dir(config_dir)
         .arg(update_plugins)
-        .check_run()?;
+        .status_checked()?;
 
     Ok(())
 }
@@ -107,8 +108,8 @@ pub fn upgrade_ultimate_vimrc(ctx: &ExecutionContext) -> Result<()> {
 pub fn upgrade_vim(base_dirs: &BaseDirs, ctx: &ExecutionContext) -> Result<()> {
     let vim = require("vim")?;
 
-    let output = Command::new(&vim).arg("--version").check_output()?;
-    if !output.starts_with("VIM") {
+    let output = Command::new(&vim).arg("--version").output_checked_utf8()?;
+    if !output.stdout.starts_with("VIM") {
         return Err(SkipStep(String::from("vim binary might be actually nvim")).into());
     }
 
@@ -147,5 +148,5 @@ pub fn run_voom(_base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
 
     print_separator("voom");
 
-    run_type.execute(voom).arg("update").check_run()
+    run_type.execute(voom).arg("update").status_checked()
 }

src/steps/zsh.rs

@@ -1,16 +1,19 @@
-use crate::execution_context::ExecutionContext;
-use crate::executor::{CommandExt, RunType};
-use crate::git::Repositories;
-use crate::terminal::print_separator;
-use crate::utils::{require, PathExt};
-use anyhow::Result;
-use directories::BaseDirs;
-use log::debug;
 use std::env;
 use std::path::{Path, PathBuf};
 use std::process::Command;
+
+use color_eyre::eyre::Result;
+use directories::BaseDirs;
+use tracing::debug;
 use walkdir::WalkDir;
 
+use crate::command::CommandExt;
+use crate::execution_context::ExecutionContext;
+use crate::executor::RunType;
+use crate::git::Repositories;
+use crate::terminal::print_separator;
+use crate::utils::{require, PathExt};
+
 pub fn run_zr(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     let zsh = require("zsh")?;
 
@@ -19,7 +22,7 @@ pub fn run_zr(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     print_separator("zr");
 
     let cmd = format!("source {} && zr --update", zshrc(base_dirs).display());
-    run_type.execute(zsh).args(["-l", "-c", cmd.as_str()]).check_run()
+    run_type.execute(zsh).args(["-l", "-c", cmd.as_str()]).status_checked()
 }
 
 pub fn zshrc(base_dirs: &BaseDirs) -> PathBuf {
@@ -34,7 +37,7 @@ pub fn run_antibody(run_type: RunType) -> Result<()> {
 
     print_separator("antibody");
 
-    run_type.execute(antibody).arg("update").check_run()
+    run_type.execute(antibody).arg("update").status_checked()
 }
 
 pub fn run_antigen(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -48,7 +51,7 @@ pub fn run_antigen(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     print_separator("antigen");
 
     let cmd = format!("source {} && (antigen selfupdate ; antigen update)", zshrc.display());
-    run_type.execute(zsh).args(["-l", "-c", cmd.as_str()]).check_run()
+    run_type.execute(zsh).args(["-l", "-c", cmd.as_str()]).status_checked()
 }
 
 pub fn run_zgenom(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -62,7 +65,7 @@ pub fn run_zgenom(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     print_separator("zgenom");
 
     let cmd = format!("source {} && zgenom selfupdate && zgenom update", zshrc.display());
-    run_type.execute(zsh).args(["-l", "-c", cmd.as_str()]).check_run()
+    run_type.execute(zsh).args(["-l", "-c", cmd.as_str()]).status_checked()
 }
 
 pub fn run_zplug(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -76,7 +79,10 @@ pub fn run_zplug(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
 
     print_separator("zplug");
 
-    run_type.execute(zsh).args(["-i", "-c", "zplug update"]).check_run()
+    run_type
+        .execute(zsh)
+        .args(["-i", "-c", "zplug update"])
+        .status_checked()
 }
 
 pub fn run_zinit(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -91,7 +97,7 @@ pub fn run_zinit(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     print_separator("zinit");
 
     let cmd = format!("source {} && zinit self-update && zinit update --all", zshrc.display(),);
-    run_type.execute(zsh).args(["-i", "-c", cmd.as_str()]).check_run()
+    run_type.execute(zsh).args(["-i", "-c", cmd.as_str()]).status_checked()
 }
 
 pub fn run_zi(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -103,7 +109,7 @@ pub fn run_zi(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     print_separator("zi");
 
     let cmd = format!("source {} && zi self-update && zi update --all", zshrc.display(),);
-    run_type.execute(zsh).args(["-i", "-c", &cmd]).check_run()
+    run_type.execute(zsh).args(["-i", "-c", &cmd]).status_checked()
 }
 
 pub fn run_zim(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
@@ -111,8 +117,10 @@ pub fn run_zim(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     env::var("ZIM_HOME")
         .or_else(|_| {
             Command::new("zsh")
+                // TODO: Should these be quoted?
                 .args(["-c", "[[ -n ${ZIM_HOME} ]] && print -n ${ZIM_HOME}"])
-                .check_output()
+                .output_checked_utf8()
+                .map(|o| o.stdout)
         })
         .map(PathBuf::from)
         .unwrap_or_else(|_| base_dirs.home_dir().join(".zim"))
@@ -123,7 +131,7 @@ pub fn run_zim(base_dirs: &BaseDirs, run_type: RunType) -> Result<()> {
     run_type
         .execute(zsh)
         .args(["-i", "-c", "zimfw upgrade && zimfw update"])
-        .check_run()
+        .status_checked()
 }
 
 pub fn run_oh_my_zsh(ctx: &ExecutionContext) -> Result<()> {
@@ -135,8 +143,10 @@ pub fn run_oh_my_zsh(ctx: &ExecutionContext) -> Result<()> {
     let custom_dir = env::var::<_>("ZSH_CUSTOM")
         .or_else(|_| {
             Command::new("zsh")
+                // TODO: Should these be quoted?
                 .args(["-c", "test $ZSH_CUSTOM && echo -n $ZSH_CUSTOM"])
-                .check_output()
+                .output_checked_utf8()
+                .map(|o| o.stdout)
         })
         .map(PathBuf::from)
         .unwrap_or_else(|e| {
@@ -168,5 +178,5 @@ pub fn run_oh_my_zsh(ctx: &ExecutionContext) -> Result<()> {
         .execute("zsh")
         .env("ZSH", &oh_my_zsh)
         .arg(&oh_my_zsh.join("tools/upgrade.sh"))
-        .check_run_with_codes(&[80])
+        .status_checked_with_codes(&[80])
 }