allow reading config from stdin

CircleCI-Public · Jul 16, 2018 · 3c18bba · 3c18bba
1 parent 31c0c3d
commit 3c18bba
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/api/api.go b/api/api.go
@@ -3,6 +3,7 @@ package api
 import (
 	"context"
 	"io/ioutil"
+	"os"
 	"strings"
 
 	"github.com/CircleCI-Public/circleci-cli/client"
@@ -36,8 +37,13 @@ func (response ConfigResponse) ToError() error {
 }
 
 func loadYaml(path string) (string, error) {
-
-	config, err := ioutil.ReadFile(path)
+	var err error
+	var config []byte
+	if path == "-" {
+		config, err = ioutil.ReadAll(os.Stdin)
+	} else {
+		config, err = ioutil.ReadFile(path)
+	}
 
 	if err != nil {
 		return "", errors.Wrapf(err, "Could not load config file at %s", path)

diff --git a/cmd/root.go b/cmd/root.go
@@ -50,7 +50,7 @@ func MakeCommands() *cobra.Command {
 	rootCmd.PersistentFlags().BoolP("verbose", "v", false, "Enable verbose logging.")
 	rootCmd.PersistentFlags().StringP("endpoint", "e", defaultEndpoint, "the endpoint of your CircleCI GraphQL API")
 	rootCmd.PersistentFlags().StringP("token", "t", "", "your token for using CircleCI")
-	rootCmd.PersistentFlags().StringVarP(&configPath, "config", "c", configPath, "path to build config")
+	rootCmd.PersistentFlags().StringVarP(&configPath, "config", "c", configPath, "path to build config. '-' reads from STDIN")
 
 	for _, flag := range []string{"endpoint", "token", "verbose"} {
 		bindCobraFlagToViper(rootCmd, flag)