From 0606b691763a61db626f46ffe8c988b6ea3b37da Mon Sep 17 00:00:00 2001
From: Jesse Portnoy <jesse@packman.io>
Date: Sun, 16 Jul 2023 16:26:54 +0100
Subject: [PATCH] Helper method to parse syntax files

---
 highlighter.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/highlighter.go b/highlighter.go
index cf0fb48..eea429a 100644
--- a/highlighter.go
+++ b/highlighter.go
@@ -4,6 +4,7 @@ import (
 	"regexp"
 	"strings"
 	"unicode/utf8"
+	"path/filepath"
 )
 
 // RunePos returns the rune index of a given byte index
@@ -60,6 +61,29 @@ func NewHighlighter(def *Def) *Highlighter {
 // color's group (represented as one byte)
 type LineMatch map[int]Group
 
+func ParseSyntaxFiles (dir string, defs *[]*highlight.Def) error{
+   pattern := "*.yaml"
+   files, err := filepath.Glob(dir + "/" + pattern)
+   if err != nil {
+      return err
+   }
+
+   for _, file_path := range(files){
+	file, err := ioutil.ReadFile(file_path)
+	if err != nil {
+		return err
+	}
+
+	d, err := highlight.ParseDef(file)
+	if err != nil {
+		log.Output(1, err.Error())
+		continue
+	}
+	*defs = append(*defs, d)
+	return nil
+    }
+}
+
 func findIndex(regex *regexp.Regexp, skip *regexp.Regexp, str []rune, canMatchStart, canMatchEnd bool) []int {
 	regexStr := regex.String()
 	if strings.Contains(regexStr, "^") {