Initial commit.

Signed-off-by: Andreas Widen <aw@luflow.net>

static/highlight/languages/step21.js

@@ -0,0 +1,77 @@
+/*! `step21` grammar compiled for Highlight.js 11.11.1 */
+  (function(){
+    var hljsGrammar = (function () {
+  'use strict';
+
+  /*
+  Language: STEP Part 21
+  Contributors: Adam Joseph Cook <adam.joseph.cook@gmail.com>
+  Description: Syntax highlighter for STEP Part 21 files (ISO 10303-21).
+  Website: https://en.wikipedia.org/wiki/ISO_10303-21
+  Category: syntax
+  */
+
+  function step21(hljs) {
+    const STEP21_IDENT_RE = '[A-Z_][A-Z0-9_.]*';
+    const STEP21_KEYWORDS = {
+      $pattern: STEP21_IDENT_RE,
+      keyword: [
+        "HEADER",
+        "ENDSEC",
+        "DATA"
+      ]
+    };
+    const STEP21_START = {
+      className: 'meta',
+      begin: 'ISO-10303-21;',
+      relevance: 10
+    };
+    const STEP21_CLOSE = {
+      className: 'meta',
+      begin: 'END-ISO-10303-21;',
+      relevance: 10
+    };
+
+    return {
+      name: 'STEP Part 21',
+      aliases: [
+        'p21',
+        'step',
+        'stp'
+      ],
+      case_insensitive: true, // STEP 21 is case insensitive in theory, in practice all non-comments are capitalized.
+      keywords: STEP21_KEYWORDS,
+      contains: [
+        STEP21_START,
+        STEP21_CLOSE,
+        hljs.C_LINE_COMMENT_MODE,
+        hljs.C_BLOCK_COMMENT_MODE,
+        hljs.COMMENT('/\\*\\*!', '\\*/'),
+        hljs.C_NUMBER_MODE,
+        hljs.inherit(hljs.APOS_STRING_MODE, { illegal: null }),
+        hljs.inherit(hljs.QUOTE_STRING_MODE, { illegal: null }),
+        {
+          className: 'string',
+          begin: "'",
+          end: "'"
+        },
+        {
+          className: 'symbol',
+          variants: [
+            {
+              begin: '#',
+              end: '\\d+',
+              illegal: '\\W'
+            }
+          ]
+        }
+      ]
+    };
+  }
+
+  return step21;
+
+})();
+
+    hljs.registerLanguage('step21', hljsGrammar);
+  })();