refactor and add documentation for 'ponzu new'

2 files changed, 7 insertions, 6 deletions

diff --git a/cmd/ponzu/new.go b/cmd/ponzu/new.go
index 94e4697..0a19da1 100644
--- a/cmd/ponzu/new.go
+++ b/cmd/ponzu/new.go
@@ -32,14 +32,15 @@ Errors will be reported, but successful commands return nothing.`,
 	},
 }
 
-func checkNmkAbs(gPath string) (string, error) {
+// name2path transforns a project name to an absolute path
+func name2path(projectName string) (string, error) {
 	gopath, err := getGOPATH()
 	if err != nil {
 		return "", err
 	}
 	gosrc := filepath.Join(gopath, "src")
 
-	path := gPath
+	path := projectName
 	// support current directory
 	if path == "." {
 		path, err = os.Getwd()
@@ -56,7 +57,7 @@ func checkNmkAbs(gPath string) (string, error) {
 		return "", err
 	}
 	if len(srcrel) >= 2 && srcrel[:2] == ".." {
-		return "", fmt.Errorf("path '%s' must be inside '%s'", gPath, gosrc)
+		return "", fmt.Errorf("path '%s' must be inside '%s'", projectName, gosrc)
 	}
 	if srcrel == "." {
 		return "", fmt.Errorf("path '%s' must not be %s", path, filepath.Join("GOPATH", "src"))
@@ -76,7 +77,7 @@ func checkNmkAbs(gPath string) (string, error) {
 }
 
 func newProjectInDir(path string) error {
-	path, err := checkNmkAbs(path)
+	path, err := name2path(path)
 	if err != nil && !os.IsNotExist(err) {
 		return err
 	}
diff --git a/cmd/ponzu/new_test.go b/cmd/ponzu/new_test.go
index cda55a6..76cacb1 100644
--- a/cmd/ponzu/new_test.go
+++ b/cmd/ponzu/new_test.go
@@ -6,7 +6,7 @@ import (
 	"testing"
 )
 
-func TestNewCheckNmkAbs(t *testing.T) {
+func TestNewName2Path(t *testing.T) {
 	savedGOPATH := os.Getenv("GOPATH")
 	defer os.Setenv("GOPATH", savedGOPATH)
 	pwd, err := os.Getwd()
@@ -55,7 +55,7 @@ func TestNewCheckNmkAbs(t *testing.T) {
 		if err != nil {
 			t.Fatalf("could not setup base: %s", err)
 		}
-		got, gotE := checkNmkAbs(test.a)
+		got, gotE := name2path(test.a)
 		if got != test.wantP {
 			t.Errorf("got '%s', want: '%s'", got, test.wantP)
 		}