feat: contexts support

runcmd.v

@@ -1,8 +1,9 @@
 module runcmd
 
+import context
 import os
 
-// new creates new Command instance with given command name and arguments.
+// new creates new command with given command name and arguments.
 pub fn new(name string, arg ...string) &Command {
 	return &Command{
 		path: name
@@ -10,6 +11,18 @@ pub fn new(name string, arg ...string) &Command {
 	}
 }
 
+// with_context creates new command with context, command name and arguments.
+pub fn with_context(ctx context.Context, name string, arg ...string) &Command {
+	mut cmd := new(name, ...arg)
+	cmd.ctx = ctx
+	cmd.cancel = fn [mut cmd] () ! {
+		if cmd.process != none {
+			cmd.process.signal(.term)!
+		}
+	}
+	return cmd
+}
+
 // is_present returns true if cmd is present on system. cmd may be a command
 // name or filepath (relative or absolute).
 // The result relies on `look_path()` output, see its docs for command search