Improved working with profiles by adding helper retrieval functions.

src/common/profile.nim

@@ -0,0 +1,43 @@
+import parsetoml, strutils
+import ./[types, utils]
+
+proc findKey(profile: Profile, path: string): TomlValueRef =
+  let keys = path.split(".")
+  let target = keys[keys.high]
+  
+  var current = profile
+  for i in 0 ..< keys.high:
+    let temp = current.getOrDefault(keys[i])
+    if temp == nil:
+      return nil
+    current = temp
+  
+  return current.getOrDefault(target)
+
+# Takes a specific "."-separated path as input and returns a default value if the key does not exits 
+# Example: cq.profile.getString("http-get.agent.heartbeat.prefix", "not found") returns the string value of the 
+# prefix key, or "not found" if the target key or any sub-tables don't exist 
+
+proc getString*(profile: Profile, path: string, default: string = ""): string =  
+    let key = profile.findKey(path)
+    if key == nil:
+        return default 
+    return key.getStr(default)
+
+proc getBool*(profile: Profile, path: string, default: bool = false): bool = 
+    let key = profile.findKey(path)
+    if key == nil: 
+        return default 
+    return key.getBool(default)
+
+proc getInt*(profile: Profile, path: string, default = 0): int =  
+    let key = profile.findKey(path)
+    if key == nil: 
+        return default 
+    return key.getInt(default)
+
+proc getTable*(profile: Profile, path: string): TomlTableRef = 
+    let key = profile.findKey(path)
+    if key == nil: 
+        return new TomlTableRef
+    return key.getTable()