server rendering markdown with live reload on file update working

utils.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+
+	"github.com/fatih/color"
+	blackfriday "gopkg.in/russross/blackfriday.v2"
+)
+
+func check(err error) {
+	if err != nil {
+		color.Red(err.Error())
+	}
+}
+
+func readDir(dirpath string) []string {
+	var elems []string
+	_ = filepath.Walk(dirpath, func(path string, f os.FileInfo, err error) error {
+		elems = append(elems, path)
+		return nil
+	})
+	return elems
+}
+
+func readFile(path string) string {
+	dat, err := ioutil.ReadFile(path)
+	if err != nil {
+		color.Red(path)
+	}
+	check(err)
+	return string(dat)
+}
+
+func fileToHTML(path string) (string, error) {
+	mdcontent := readFile(path)
+	htmlcontent := string(blackfriday.Run([]byte(mdcontent)))
+	return htmlcontent, nil
+}