WIP: stuff

cli/internal/utils/run.go

@@ -0,0 +1,55 @@
+package utils
+
+import (
+	"bufio"
+	"os/exec"
+)
+
+type Stdout string
+type Stderr string
+type ExitCode int
+
+func Run(cmd *exec.Cmd) (chan interface{}, error) {
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		return nil, err
+	}
+	stderr, err := cmd.StderrPipe()
+	if err != nil {
+		return nil, err
+	}
+	if err := cmd.Start(); err != nil {
+		return nil, err
+	}
+
+	c := make(chan interface{}, 10)
+
+	go func() {
+		scan := bufio.NewScanner(stdout)
+		for scan.Scan() {
+			c <- Stdout(scan.Text())
+		}
+	}()
+	go func() {
+		scan := bufio.NewScanner(stderr)
+		for scan.Scan() {
+			c <- Stderr(scan.Text())
+		}
+	}()
+
+	go func() {
+		defer close(c)
+
+		if err := cmd.Wait(); err != nil {
+			if exitError, ok := err.(*exec.ExitError); ok {
+				c <- ExitCode(exitError.ExitCode())
+			} else {
+				c <- ExitCode(1)
+			}
+		} else {
+			c <- ExitCode(0)
+		}
+	}()
+
+	return c, nil
+}