package generator import ( "bytes" "io" "io/ioutil" "text/template" yaml "gopkg.in/yaml.v2" ) // Documentation reads from fileToParse and builds source file from tmplPath. It complies with type File signature. func Documentation(fileToParse, samplesDir, outPath, tmplPath, tmplName, commit string) error { data, err := ioutil.ReadFile(fileToParse) if err != nil { return err } var regexpList []string if err := yaml.Unmarshal(data, ®expList); err != nil { return err } buf := &bytes.Buffer{} if err := executeDocumentationTemplate(buf, regexpList, tmplPath, tmplName, commit); err != nil { return err } return formatedWrite(outPath, buf.Bytes()) } func executeDocumentationTemplate(out io.Writer, regexpList []string, tmplPath, tmplName, commit string) error { fmap := template.FuncMap{ "getCommit": func() string { return commit }, } t := template.Must(template.New(tmplName).Funcs(fmap).ParseFiles(tmplPath)) if err := t.Execute(out, regexpList); err != nil { return err } return nil }