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Revision Autor Zeilennr. Zeile
776 lars 1 
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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(function(mod) {
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  if (typeof exports == "object" && typeof module == "object") // CommonJS
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    mod(require("../../lib/codemirror"), require("../../addon/mode/simple"));
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  else if (typeof define == "function" && define.amd) // AMD
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    define(["../../lib/codemirror", "../../addon/mode/simple"], mod);
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  else // Plain browser env
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    mod(CodeMirror);
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})(function(CodeMirror) {
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  "use strict";
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  // Collect all Dockerfile directives
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  var instructions = ["from", "maintainer", "run", "cmd", "expose", "env",
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                      "add", "copy", "entrypoint", "volume", "user",
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                      "workdir", "onbuild"],
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      instructionRegex = "(" + instructions.join('|') + ")",
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      instructionOnlyLine = new RegExp(instructionRegex + "\\s*$", "i"),
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      instructionWithArguments = new RegExp(instructionRegex + "(\\s+)", "i");
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  CodeMirror.defineSimpleMode("dockerfile", {
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    start: [
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      // Block comment: This is a line starting with a comment
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      {
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        regex: /#.*$/,
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        token: "comment"
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      },
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      // Highlight an instruction without any arguments (for convenience)
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      {
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        regex: instructionOnlyLine,
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        token: "variable-2"
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      },
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      // Highlight an instruction followed by arguments
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      {
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        regex: instructionWithArguments,
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        token: ["variable-2", null],
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        next: "arguments"
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      },
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      {
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        regex: /./,
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        token: null
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      }
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    ],
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    arguments: [
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      {
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        // Line comment without instruction arguments is an error
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        regex: /#.*$/,
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        token: "error",
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        next: "start"
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      },
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      {
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        regex: /[^#]+\\$/,
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        token: null
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      },
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      {
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        // Match everything except for the inline comment
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        regex: /[^#]+/,
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        token: null,
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        next: "start"
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      },
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      {
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        regex: /$/,
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        token: null,
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        next: "start"
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      },
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      // Fail safe return to start
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      {
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        token: null,
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        next: "start"
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      }
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    ],
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      meta: {
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          lineComment: "#"
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      }
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  });
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  CodeMirror.defineMIME("text/x-dockerfile", "dockerfile");
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});