gopy/dirs.go

60 lines
1.4 KiB
Go

// Copyright 2015 The go-python Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"go/build"
"io/ioutil"
"os"
"path/filepath"
"strings"
)
// GoSrcDir tries to locate dir in GOPATH/src/ or GOROOT/src/pkg/ and returns its
// full path. GOPATH may contain a list of paths. From Robin Elkind github.com/mewkiz/pkg
func GoSrcDir(dir string) (absDir string, err error) {
for _, srcDir := range build.Default.SrcDirs() {
absDir = filepath.Join(srcDir, dir)
finfo, err := os.Stat(absDir)
if err == nil && finfo.IsDir() {
return absDir, nil
}
}
return "", fmt.Errorf("GoSrcDir: unable to locate directory (%q) in GOPATH/src/ (%q) or GOROOT/src/pkg/ (%q)", dir, os.Getenv("GOPATH"), os.Getenv("GOROOT"))
}
// Dirs returns a slice of all the directories within a given directory
func Dirs(path string) []string {
files, err := ioutil.ReadDir(path)
if err != nil {
return nil
}
var fnms []string
for _, fi := range files {
if fi.IsDir() {
fnms = append(fnms, fi.Name())
}
}
return fnms
}
// GoFiles returns a slice of all the go files within a given directory
func GoFiles(path string) []string {
files, err := ioutil.ReadDir(path)
if err != nil {
return nil
}
var fnms []string
for _, fi := range files {
if !fi.IsDir() && strings.HasSuffix(fi.Name(), ".go") {
fnms = append(fnms, fi.Name())
}
}
return fnms
}