fix(gcode): stricter gcode line number matching

CHANGES.md

@@ -39,6 +39,7 @@ Core Grammars:
 - enh(markdown) add entity support [David Schach][] [TaraLei][]
 - enh(css) add `justify-items` and `justify-self` attributes [Vasily Polovnyov][]
 - enh(css) add `accent-color`, `appearance`, `color-scheme`, `rotate`, `scale` and `translate` attributes [Carl Räfting][]
+- fix(gcode) stricter gcode line number matching [Barthy Bonhomme][]
 
 New Grammars:
 
@@ -88,7 +89,7 @@ Themes:
 [Rúnar Bjarnason]: https://github.com/runarorama
 [Carl Räfting]: https://github.com/carlrafting
 [BackupMiles]: https://github.com/BackupMiles
-
+[Barthy Bonhomme]: https://github.com/barthy-koeln
 
 
 ## Version 11.9.0

src/languages/gcode.js

@@ -51,13 +51,7 @@ export default function(hljs) {
     },
     {
       className: 'symbol',
-      variants: [
-        {
-          begin: 'N',
-          end: '\\d+',
-          illegal: '\\W'
-        }
-      ]
+      begin: /N\d+/
     }
   ];
 

test/markup/gcode/default.expect.txt

@@ -28,4 +28,5 @@
 <span class="hljs-symbol">N26</span> <span class="hljs-attr">#4</span>=<span class="hljs-attr">#5</span>*<span class="hljs-built_in">COS[<span class="hljs-number">45</span>]</span>
 <span class="hljs-symbol">N27</span> <span class="hljs-attr">#4</span>=<span class="hljs-attr">#5</span>*<span class="hljs-built_in">SIN[<span class="hljs-number">45</span>]</span>
 <span class="hljs-symbol">N28</span> <span class="hljs-attr">VZOFZ</span>=<span class="hljs-number">652.9658</span>
+<span class="hljs-symbol">N29</span> SAVE_CONFIG
 <span class="hljs-meta">%</span>

test/markup/gcode/default.txt

@@ -28,4 +28,5 @@ N25 G84.3 X-0.1
 N26 #4=#5*COS[45]
 N27 #4=#5*SIN[45]
 N28 VZOFZ=652.9658
+N29 SAVE_CONFIG
 %