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// 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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// 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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// 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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regex: /./,

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token: null

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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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regex: /[^#]+\\$/,

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token: null

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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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regex: /$/,

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token: null,

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next: "start"

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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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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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});

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