101 lines
2.3 KiB
Go
101 lines
2.3 KiB
Go
/*
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* Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Package run implements the "llgo run" command.
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package run
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import (
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"github.com/goplus/llgo/cmd/internal/base"
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"github.com/goplus/llgo/internal/build"
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)
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var (
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errNoProj = errors.New("llgo: no go files listed")
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)
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// llgo run
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var Cmd = &base.Command{
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UsageLine: "llgo run [build flags] package [arguments...]",
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Short: "Compile and run Go program",
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}
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// llgo cmptest
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var CmpTestCmd = &base.Command{
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UsageLine: "llgo cmptest [-gen] [build flags] package [arguments...]",
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Short: "Compile and run with llgo, compare result (stdout/stderr/exitcode) with go or llgo.expect; generate llgo.expect file if -gen is specified",
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}
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func init() {
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Cmd.Run = runCmd
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CmpTestCmd.Run = runCmpTest
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}
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func runCmd(cmd *base.Command, args []string) {
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runCmdEx(cmd, args, build.ModeRun)
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}
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func runCmpTest(cmd *base.Command, args []string) {
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runCmdEx(cmd, args, build.ModeCmpTest)
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}
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func runCmdEx(_ *base.Command, args []string, mode build.Mode) {
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conf := build.NewDefaultConf(mode)
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if mode == build.ModeCmpTest && len(args) > 0 && args[0] == "-gen" {
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conf.GenExpect = true
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args = args[1:]
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}
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args, runArgs, err := parseRunArgs(args)
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check(err)
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conf.RunArgs = runArgs
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_, err = build.Do(args, conf)
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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func parseRunArgs(args []string) ([]string, []string, error) {
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n := build.SkipFlagArgs(args)
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if n < 0 {
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return nil, nil, errNoProj
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}
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arg := args[n]
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if isGoFile(arg) {
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n++
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for n < len(args) && isGoFile(args[n]) {
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n++
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}
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return args[:n], args[n:], nil
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}
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return args[:n+1], args[n+1:], nil
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}
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func isGoFile(fname string) bool {
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return filepath.Ext(fname) == ".go"
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}
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func check(err error) {
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if err != nil {
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panic(err)
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}
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}
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