81 lines
2.2 KiB
JavaScript
81 lines
2.2 KiB
JavaScript
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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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next: "start"
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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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next: "start"
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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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// 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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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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next: "arguments"
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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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});
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CodeMirror.defineMIME("text/x-dockerfile", "dockerfile");
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});
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