uetchy · uetchy · Dec 25, 2015 · Dec 25, 2015
diff --git a/README.md b/README.md
@@ -21,7 +21,7 @@ List all of repositories changed git status
 
 ```console
 ❯ gst
-/Users/uetchy/repos/src/github.com/uetchy/cabret
+/Users/uetchy/Repos/src/github.com/uetchy/cabret
 -- 4 hours ago
 A  .eslintrc
 M  .gitignore
@@ -33,7 +33,7 @@ M  index.html
 M  index.js
 M  package.json
 
-/Users/uetchy/repos/src/github.com/uetchy/gst
+/Users/uetchy/Repos/src/github.com/uetchy/gst
 -- 3 minutes ago
 A  changelog.md
 R  gst.go -> main.go
@@ -43,8 +43,8 @@ with __--short__ option:
 
 ```console
 ❯ gst --short
-/Users/uetchy/repos/src/github.com/uetchy/ferret
-/Users/uetchy/repos/src/github.com/uetchy/gst
+/Users/uetchy/Repos/src/github.com/uetchy/ferret
+/Users/uetchy/Repos/src/github.com/uetchy/gst
 ```
 
 You can also use `peco` for pipeline processing as:
@@ -61,9 +61,9 @@ Before start using 'new' and 'rm' command, You __must__ set 'github.user' to .gi
 
 ```console
 ❯ gst new awesome-project
-/Users/uetchy/repos/src/github.com/uetchy/awesome-project
+/Users/uetchy/Repos/src/github.com/uetchy/awesome-project
 ❯ gst new epic-team/awesome-project
-/Users/uetchy/repos/src/github.com/epic-team/awesome-project
+/Users/uetchy/Repos/src/github.com/epic-team/awesome-project
 ```
 
 with `cd`, You can jump to created project:
@@ -86,7 +86,7 @@ Remove git repository.
 
 ```console
 ❯ gst rm horrible-project
-Remove? /Users/uetchy/repos/src/github.com/uetchy/horrible-project
+Remove? /Users/uetchy/Repos/src/github.com/uetchy/horrible-project
 ```
 
 ### doctor
@@ -99,3 +99,13 @@ Health-check for repositories.
    Expected:   github.com/uetchy/google-cloud-vision-raspi-sample
    Actual:	   bitbucket.org/uetchy/scent
 ```
+
+### update
+
+`git pull` for all repositories.
+
+```console
+❯ gst update
+/Users/uetchy/Repos/src/github.com/uetchy/gst
+Already up-to-date.
+```
diff --git a/command_doctor.go b/command_doctor.go
@@ -5,7 +5,6 @@ import (
 	"github.com/codegangsta/cli"
 	// "github.com/daviddengcn/go-colortext"
 	// "github.com/dustin/go-humanize"
-	"os"
 	"strings"
 )
 
@@ -22,13 +21,7 @@ var commandDoctor = cli.Command{
 
 func doDoctor(c *cli.Context) {
 	// fixupIssues := c.Bool("fixup")
-
-	ghqPath, err := getGhqPath()
-	if err != nil {
-		fmt.Println("You must setup ghq first")
-		os.Exit(1)
-	}
-
+	ghqPath := verifyGhqPath()
 	reposChannel := searchForRepos(ghqPath)
 
 	// Listing repos
@@ -38,12 +31,12 @@ func doDoctor(c *cli.Context) {
 		source := strings.TrimPrefix(repo.Path, ghqPath+"/")
 
 		if remoteOriginURL == "" {
-			fmt.Println("["+source+"] 'remote.origin' doesn't exist:")
+			fmt.Println("[" + source + "] 'remote.origin' doesn't exist:")
 			fmt.Println("   Expected:\t", source)
 			fmt.Println("   Actual:\t (no remote)")
 			fmt.Println()
 		} else if target != source && !strings.Contains(source, "golang.org/x/") {
-			fmt.Println("["+source+"] 'remote.origin' has changed:")
+			fmt.Println("[" + source + "] 'remote.origin' has changed:")
 			fmt.Println("   Expected:\t", target)
 			fmt.Println("   Actual:\t", source)
 			// if fixupIssues {

diff --git a/command_list.go b/command_list.go
@@ -5,7 +5,6 @@ import (
 	"github.com/codegangsta/cli"
 	"github.com/daviddengcn/go-colortext"
 	"github.com/dustin/go-humanize"
-	"os"
 	"sort"
 )
 
@@ -23,16 +22,11 @@ var commandList = cli.Command{
 }
 
 func doList(c *cli.Context) {
-	ghqPath, err := getGhqPath()
-	if err != nil {
-		fmt.Println("You must setup ghq first")
-		os.Exit(1)
-	}
+	ghqPath := verifyGhqPath()
+	reposChannel := searchForRepos(ghqPath)
 
 	shortExpression := c.Bool("short")
 
-	reposChannel := searchForRepos(ghqPath)
-
 	// Sort by time
 	repos := []Repository{}
 	for repo := range reposChannel {

diff --git a/command_update.go b/command_update.go
@@ -0,0 +1,34 @@
+package main
+
+import (
+	"fmt"
+	"github.com/codegangsta/cli"
+	"github.com/daviddengcn/go-colortext"
+)
+
+var flagsOfUpdate = []cli.Flag{
+	cli.BoolFlag{
+		Name:  "short, s",
+		Usage: "shorten result for pipeline processing",
+	},
+}
+
+var commandUpdate = cli.Command{
+	Name:   "update",
+	Action: doUpdate,
+	Flags:  flagsOfUpdate,
+}
+
+func doUpdate(c *cli.Context) {
+	ghqPath := verifyGhqPath()
+	repos := searchForRepos(ghqPath)
+
+	// Listing repos
+	for repo := range repos {
+		printlnWithColor(repo.Path, ct.Cyan)
+		err := GitPull(repo.Path)
+		if err != nil {
+			fmt.Println(err)
+		}
+	}
+}
diff --git a/ghq.go b/ghq.go
@@ -41,6 +41,15 @@ func (bmt RepositoriesByModTime) Less(i, j int) bool {
 	return bmt.Repositories[i].ModTime.Before(bmt.Repositories[j].ModTime)
 }
 
+func verifyGhqPath() string {
+	ghqPath, err := getGhqPath()
+	if err != nil {
+		fmt.Println("You must setup ghq first")
+		os.Exit(1)
+	}
+	return ghqPath
+}
+
 func getGhqPath() (string, error) {
 	out, err := exec.Command("ghq", "root").Output()
 	if err != nil {

diff --git a/git.go b/git.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"errors"
+	"fmt"
 	"github.com/motemen/go-gitconfig"
 	"os"
 	"os/exec"
@@ -59,3 +60,18 @@ func GitStatus(targetPath string) ([]string, error) {
 
 	return statuses, nil
 }
+
+// GitPull pulls remote branch
+func GitPull(targetPath string) error {
+	if err := os.Chdir(targetPath); err != nil {
+		return err
+	}
+
+	out, err := exec.Command("git", "pull").Output()
+	if err != nil {
+		return err
+	}
+
+	fmt.Println(string(out))
+	return nil
+}
diff --git a/main.go b/main.go
@@ -6,14 +6,15 @@ import (
 )
 
 // Version of this program
-var Version string = "HEAD"
+var Version = "HEAD"
 
 // Commands are list of available commands
 var Commands = []cli.Command{
 	commandList,
 	commandNew,
 	commandRemove,
 	commandDoctor,
+	commandUpdate,
 }
 
 func main() {