reporter: add quiet mode to suppress log output

Author: Ma11hewThomas

cmd/go-ctrf-json-reporter/main.go

@@ -13,8 +13,11 @@ var buildFailed bool
 func main() {
 	var outputFile string
 	var verbose bool
+	var quiet bool
 	flag.BoolVar(&verbose, "verbose", false, "Enable verbose output")
 	flag.BoolVar(&verbose, "v", false, "Enable verbose output (shorthand)")
+	flag.BoolVar(&quiet, "quiet", false, "Disable all log output")
+	flag.BoolVar(&quiet, "q", false, "Disable all log output (shorthand)")
 	flag.StringVar(&outputFile, "output", "ctrf-report.json", "The output file for the test results")
 	flag.StringVar(&outputFile, "o", "ctrf-report.json", "The output file for the test results (shorthand)")
 
@@ -59,19 +62,25 @@ func main() {
 		}
 	}
 
-	report, err := reporter.ParseTestResults(os.Stdin, verbose, env)
+	effectiveVerbose := verbose && !quiet
+
+	report, err := reporter.ParseTestResults(os.Stdin, effectiveVerbose, env)
 	if err != nil {
-		_, _ = fmt.Fprintf(os.Stderr, "Error parsing test results: %v\n", err)
+		if !quiet {
+			_, _ = fmt.Fprintf(os.Stderr, "Error parsing test results: %v\n", err)
+		}
 		os.Exit(1)
 	}
 
 	err = reporter.WriteReportToFile(outputFile, report)
 	if err != nil {
-		_, _ = fmt.Fprintf(os.Stderr, "Error writing the report to file: %v\n", err)
+		if !quiet {
+			_, _ = fmt.Fprintf(os.Stderr, "Error writing the report to file: %v\n", err)
+		}
 		os.Exit(1)
 	}
 
-	if !verbose {
+	if !verbose && !quiet {
 		buildOutput := reporter.GetBuildOutput()
 		fmt.Println(buildOutput)
 	}