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node_modules/highlight.js/lib/languages/gcode.js

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+/*
+ Language: G-code (ISO 6983)
+ Contributors: Adam Joseph Cook <adam.joseph.cook@gmail.com>
+ Description: G-code syntax highlighter for Fanuc and other common CNC machine tool controls.
+ Website: https://www.sis.se/api/document/preview/911952/
+ */
+
+function gcode(hljs) {
+  const GCODE_IDENT_RE = '[A-Z_][A-Z0-9_.]*';
+  const GCODE_CLOSE_RE = '%';
+  const GCODE_KEYWORDS = {
+    $pattern: GCODE_IDENT_RE,
+    keyword: 'IF DO WHILE ENDWHILE CALL ENDIF SUB ENDSUB GOTO REPEAT ENDREPEAT ' +
+      'EQ LT GT NE GE LE OR XOR'
+  };
+  const GCODE_START = {
+    className: 'meta',
+    begin: '([O])([0-9]+)'
+  };
+  const NUMBER = hljs.inherit(hljs.C_NUMBER_MODE, {
+    begin: '([-+]?((\\.\\d+)|(\\d+)(\\.\\d*)?))|' + hljs.C_NUMBER_RE
+  });
+  const GCODE_CODE = [
+    hljs.C_LINE_COMMENT_MODE,
+    hljs.C_BLOCK_COMMENT_MODE,
+    hljs.COMMENT(/\(/, /\)/),
+    NUMBER,
+    hljs.inherit(hljs.APOS_STRING_MODE, {
+      illegal: null
+    }),
+    hljs.inherit(hljs.QUOTE_STRING_MODE, {
+      illegal: null
+    }),
+    {
+      className: 'name',
+      begin: '([G])([0-9]+\\.?[0-9]?)'
+    },
+    {
+      className: 'name',
+      begin: '([M])([0-9]+\\.?[0-9]?)'
+    },
+    {
+      className: 'attr',
+      begin: '(VC|VS|#)',
+      end: '(\\d+)'
+    },
+    {
+      className: 'attr',
+      begin: '(VZOFX|VZOFY|VZOFZ)'
+    },
+    {
+      className: 'built_in',
+      begin: '(ATAN|ABS|ACOS|ASIN|SIN|COS|EXP|FIX|FUP|ROUND|LN|TAN)(\\[)',
+      contains: [
+        NUMBER
+      ],
+      end: '\\]'
+    },
+    {
+      className: 'symbol',
+      variants: [
+        {
+          begin: 'N',
+          end: '\\d+',
+          illegal: '\\W'
+        }
+      ]
+    }
+  ];
+
+  return {
+    name: 'G-code (ISO 6983)',
+    aliases: ['nc'],
+    // Some implementations (CNC controls) of G-code are interoperable with uppercase and lowercase letters seamlessly.
+    // However, most prefer all uppercase and uppercase is customary.
+    case_insensitive: true,
+    keywords: GCODE_KEYWORDS,
+    contains: [
+      {
+        className: 'meta',
+        begin: GCODE_CLOSE_RE
+      },
+      GCODE_START
+    ].concat(GCODE_CODE)
+  };
+}
+
+module.exports = gcode;