go-test-color/main.go

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2020-11-11 15:36:53 +00:00
package main
import (
"bufio"
"fmt"
"io"
"log"
"os"
"os/exec"
"strings"
"sync"
"github.com/fatih/color"
)
func main() {
args := []string{"test"}
args = append(args, os.Args[1:]...)
cmd := exec.Command("go", args...)
cmd.Env = os.Environ()
reader, writer := io.Pipe()
defer func() {
if err := writer.Close(); err != nil {
log.Printf("failed to close writer: %s", err)
}
if err := reader.Close(); err != nil {
log.Printf("failed to close reader: %s", err)
}
}()
cmd.Stdout = writer
cmd.Stderr = writer
var wg sync.WaitGroup
wg.Add(1)
defer wg.Wait()
go func() {
defer wg.Done()
scanner := bufio.NewScanner(reader)
for scanner.Scan() {
line := scanner.Text()
trimmedLine := strings.TrimSpace(line)
if strings.HasPrefix(trimmedLine, "--- PASS") ||
strings.HasPrefix(line, "PASS") ||
strings.HasPrefix(line, "ok") {
color.Green("%s\n", line)
continue
}
if strings.HasPrefix(trimmedLine, "--- FAIL") ||
strings.HasPrefix(line, "FAIL") {
color.Red("%s\n", line)
continue
}
fmt.Println(line)
}
if err := scanner.Err(); err != nil {
log.Printf("scanner error: %s", err)
}
}()
if err := cmd.Run(); err != nil {
os.Exit(1)
}
os.Exit(0)
}