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package github
import (
"io/ioutil"
"os"
"path/filepath"
"sort"
"strings"
)
const (
PullRequestTemplate = "pull_request_template"
IssueTemplate = "issue_template"
githubTemplateDir = ".github"
docsDir = "docs"
)
func ReadTemplate(kind, workdir string) (body string, err error) {
templateDir := filepath.Join(workdir, githubTemplateDir)
path, err := getFilePath(templateDir, kind)
if err != nil || path == "" {
docsDir := filepath.Join(workdir, docsDir)
path, err = getFilePath(docsDir, kind)
}
if err != nil || path == "" {
path, err = getFilePath(workdir, kind)
}
if path != "" {
body, err = readContentsFromFile(path)
}
return
}
type sortedFiles []os.FileInfo
func (s sortedFiles) Len() int {
return len(s)
}
func (s sortedFiles) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
func (s sortedFiles) Less(i, j int) bool {
return strings.Compare(strings.ToLower(s[i].Name()), strings.ToLower(s[j].Name())) > 0
}
func getFilePath(dir, pattern string) (found string, err error) {
files, err := ioutil.ReadDir(dir)
if err != nil {
return
}
sort.Sort(sortedFiles(files))
for _, file := range files {
fileName := file.Name()
path := strings.TrimSuffix(fileName, ".md")
path = strings.TrimSuffix(path, ".txt")
if strings.EqualFold(pattern, path) {
found = filepath.Join(dir, fileName)
return
}
}
return
}
func readContentsFromFile(filename string) (contents string, err error) {
content, err := ioutil.ReadFile(filename)
if err != nil {
if strings.HasSuffix(err.Error(), " is a directory") {
err = nil
}
return
}
contents = strings.Replace(string(content), "\r\n", "\n", -1)
contents = strings.TrimSuffix(contents, "\n")
return
}
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