embed scripts

scripts/includetext.go

@@ -0,0 +1,77 @@
+// +build ignore
+
+package main
+
+import (
+	"bytes"
+	"flag"
+	"io/ioutil"
+	"log"
+	"strings"
+	"text/template"
+)
+
+var (
+	input  stringSlice
+	output string
+	name   string
+)
+
+func main() {
+	flag.Var(&input, "input", "input files")
+	flag.StringVar(&output, "output", "", "output file")
+	flag.StringVar(&name, "package", "", "package name")
+	flag.Parse()
+
+	var files []File
+	for _, file := range input {
+		out, err := ioutil.ReadFile(file)
+		if err != nil {
+			log.Fatalln(err)
+		}
+		files = append(files, File{
+			Name: file,
+			Slug: strings.ReplaceAll(strings.Title(file), "-", ""),
+			Data: string(out),
+		})
+	}
+
+	data := map[string]interface{}{
+		"Files":   files,
+		"Package": name,
+	}
+	buf := new(bytes.Buffer)
+	err := tmpl.Execute(buf, data)
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	ioutil.WriteFile(output, buf.Bytes(), 0644)
+}
+
+type stringSlice []string
+
+func (s *stringSlice) String() string {
+	return strings.Join(*s, ",")
+}
+
+func (s *stringSlice) Set(value string) error {
+	*s = append(*s, value)
+	return nil
+}
+
+type File struct {
+	Name string
+	Data string
+	Slug string
+}
+
+var tmpl = template.Must(template.New("_").Parse(`package {{ .Package }}
+
+// DO NOT EDIT. This file is automatically generated.
+
+{{ range .Files -}}
+// Contents of {{ .Name }}
+const {{ .Slug }} = ` + "`{{ .Data }}`" + `
+{{ end }}
+`))