Embed default dark style into binary

README.md

@@ -4,30 +4,41 @@ Render markdown on the CLI, with _pizzazz_!
 
 ## Usage
 
-Supply a JSON stylesheet with the `-s` flag. Use a markdown source as the argument.
+Use a markdown source as the argument:
 
 Read from file:
 ```
-./gold -s dark.json README.md
+./gold README.md
 ```
 
 Read from stdin:
 ```
-./gold -s dark.json -
+./gold -
 ```
 
 Fetch README from GitHub:
 ```
-./gold -s dark.json github.com/charmbracelet/gold
+./gold github.com/charmbracelet/gold
 ```
 
 Fetch markdown from an HTTP source:
 ```
-./gold -s dark.json https://host.tld/file.md
+./gold https://host.tld/file.md
 ```
 
-When `gold` is started without any markdown source, it will try to find a `README.md`
-or `README` file in the current working directory.
+When `gold` is started without any markdown source, it will try to find a
+`README.md` or `README` file in the current working directory.
+
+You can supply a JSON stylesheet with the `-s` flag:
+```
+./gold -s mystyle.json
+```
+
+Style definitions located in `styles/` can be embedded into the binary by
+running [statik](https://github.com/rakyll/statik).
+```
+statik -f -src styles
+```
 
 ## Colors
 
@@ -35,4 +46,4 @@ Currently `gold` uses the [Aurora ANSI colors](https://godoc.org/github.com/logr
 
 ## Example Output
 
-![Gold Dark Theme](https://github.com/charmbracelet/gold/raw/master/cmd/gold/gold_dark.png)
+![Gold Dark Style](https://github.com/charmbracelet/gold/raw/master/cmd/gold/gold_dark.png)

main.go

@@ -12,9 +12,11 @@ import (
 
 	"github.com/mattn/go-isatty"
 	"github.com/muesli/go-wordwrap"
+	"github.com/rakyll/statik/fs"
 	"github.com/spf13/cobra"
 
 	"github.com/charmbracelet/gold"
+	_ "github.com/charmbracelet/gold/cmd/gold/statik"
 )
 
 var (
@@ -91,6 +93,27 @@ func readerFromArg(s string) (*Source, error) {
 	return &Source{r, u}, err
 }
 
+func loadStyle(f string) ([]byte, error) {
+	var r io.ReadCloser
+	var err error
+
+	r, err = os.Open(f)
+	if err != nil {
+		statikFS, err := fs.New()
+		if err != nil {
+			return nil, err
+		}
+
+		r, err = statikFS.Open("/" + f + ".json")
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	defer r.Close()
+	return ioutil.ReadAll(r)
+}
+
 func execute(cmd *cobra.Command, args []string) error {
 	var arg string
 	if len(args) > 0 {
@@ -105,7 +128,12 @@ func execute(cmd *cobra.Command, args []string) error {
 
 	r := gold.NewPlainTermRenderer()
 	if isatty.IsTerminal(os.Stdout.Fd()) {
-		r, err = gold.NewTermRenderer(style)
+		json, err := loadStyle(style)
+		if err != nil {
+			return err
+		}
+
+		r, err = gold.NewTermRendererFromBytes(json)
 		if err != nil {
 			return err
 		}
@@ -129,6 +157,6 @@ func main() {
 }
 
 func init() {
-	rootCmd.Flags().StringVarP(&style, "style", "s", "dark.json", "style JSON path")
+	rootCmd.Flags().StringVarP(&style, "style", "s", "dark", "style name or JSON path")
 	rootCmd.Flags().UintVarP(&width, "width", "w", 100, "word-wrap at width")
 }

statik/statik.go

@@ -0,0 +1,12 @@
+// Code generated by statik. DO NOT EDIT.
+
+package statik
+
+import (
+	"github.com/rakyll/statik/fs"
+)
+
+func init() {
+	data := "PK\x03\x04\x14\x00\x08\x00\x08\x00\xa9\xacyO\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00	\x00	\x00dark.jsonUT\x05\x00\x01\x8fI\xdc]|\x8f\xdd\n\x830\x0cF\xef\xfb\x14!\xd7\x0e\x9c\xde\x0c_Fj\x1b\xb4\x18\x9bQ+\x8c\x0d\xdf}\x94\xfdt\x13\xb7\xbb\x10\xce9\xf0\xdd\x14\x00\xb2\xf3#6\x90n\x004\xc2\x12\xb0\x01<V5\x16\x8f\xdf\xe2-\x05v\x9e\xb0\x81\x18\x16R\x00k\xf1R\xdbH\x97\xf8\xdf\xef\x84\xedVu\x93\xeeiG;\xe1\x1b\x19H[\xe7\xfb\x0c}t\x8a\x8dVg\xcd\x88\xdd\x0bWe\xf9\xcd\xb4\x1d\x8b\xd9[\x9e\xc8g?\x0e4\xa5\x18\xce\xc2:\xb8+\xd9\x83\xd5a\xcc!\x9a\xceCN\xb8\xa8\xd9\x99\xed\xd49\x06\xf91#1jU\xf7\x00\x00\x00\xff\xffPK\x07\x08Z\xdf\xb38\xa0\x00\x00\x00\x88\x01\x00\x00PK\x01\x02\x14\x03\x14\x00\x08\x00\x08\x00\xa9\xacyOZ\xdf\xb38\xa0\x00\x00\x00\x88\x01\x00\x00	\x00	\x00\x00\x00\x00\x00\x00\x00\x00\x00\xa4\x81\x00\x00\x00\x00dark.jsonUT\x05\x00\x01\x8fI\xdc]PK\x05\x06\x00\x00\x00\x00\x01\x00\x01\x00@\x00\x00\x00\xe0\x00\x00\x00\x00\x00"
+	fs.Register(data)
+}