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@@ -0,0 +1,120 @@
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+// CodeMirror, copyright (c) by Marijn Haverbeke and others
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+// Distributed under an MIT license: https://codemirror.net/LICENSE
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+
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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"));
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+ else if (typeof define == "function" && define.amd) // AMD
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+ define(["../../lib/codemirror"], 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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+
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+CodeMirror.defineMode("yaml", function() {
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+
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+ var cons = ['true', 'false', 'on', 'off', 'yes', 'no'];
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+ var keywordRegex = new RegExp("\\b(("+cons.join(")|(")+"))$", 'i');
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+
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+ return {
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+ token: function(stream, state) {
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+ var ch = stream.peek();
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+ var esc = state.escaped;
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+ state.escaped = false;
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+ /* comments */
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+ if (ch == "#" && (stream.pos == 0 || /\s/.test(stream.string.charAt(stream.pos - 1)))) {
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+ stream.skipToEnd();
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+ return "comment";
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+ }
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+
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+ if (stream.match(/^('([^']|\\.)*'?|"([^"]|\\.)*"?)/))
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+ return "string";
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+
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+ if (state.literal && stream.indentation() > state.keyCol) {
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+ stream.skipToEnd(); return "string";
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+ } else if (state.literal) { state.literal = false; }
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+ if (stream.sol()) {
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+ state.keyCol = 0;
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+ state.pair = false;
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+ state.pairStart = false;
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+ /* document start */
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+ if(stream.match(/---/)) { return "def"; }
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+ /* document end */
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+ if (stream.match(/\.\.\./)) { return "def"; }
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+ /* array list item */
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+ if (stream.match(/\s*-\s+/)) { return 'meta'; }
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+ }
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+ /* inline pairs/lists */
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+ if (stream.match(/^(\{|\}|\[|\])/)) {
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+ if (ch == '{')
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+ state.inlinePairs++;
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+ else if (ch == '}')
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+ state.inlinePairs--;
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+ else if (ch == '[')
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+ state.inlineList++;
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+ else
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+ state.inlineList--;
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+ return 'meta';
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+ }
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+
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+ /* list seperator */
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+ if (state.inlineList > 0 && !esc && ch == ',') {
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+ stream.next();
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+ return 'meta';
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+ }
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+ /* pairs seperator */
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+ if (state.inlinePairs > 0 && !esc && ch == ',') {
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+ state.keyCol = 0;
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+ state.pair = false;
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+ state.pairStart = false;
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+ stream.next();
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+ return 'meta';
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+ }
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+
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+ /* start of value of a pair */
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+ if (state.pairStart) {
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+ /* block literals */
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+ if (stream.match(/^\s*(\||\>)\s*/)) { state.literal = true; return 'meta'; };
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+ /* references */
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+ if (stream.match(/^\s*(\&|\*)[a-z0-9\._-]+\b/i)) { return 'variable-2'; }
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+ /* numbers */
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+ if (state.inlinePairs == 0 && stream.match(/^\s*-?[0-9\.\,]+\s?$/)) { return 'number'; }
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+ if (state.inlinePairs > 0 && stream.match(/^\s*-?[0-9\.\,]+\s?(?=(,|}))/)) { return 'number'; }
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+ /* keywords */
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+ if (stream.match(keywordRegex)) { return 'keyword'; }
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+ }
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+
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+ /* pairs (associative arrays) -> key */
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+ if (!state.pair && stream.match(/^\s*(?:[,\[\]{}&*!|>'"%@`][^\s'":]|[^,\[\]{}#&*!|>'"%@`])[^#]*?(?=\s*:($|\s))/)) {
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+ state.pair = true;
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+ state.keyCol = stream.indentation();
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+ return "atom";
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+ }
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+ if (state.pair && stream.match(/^:\s*/)) { state.pairStart = true; return 'meta'; }
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+
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+ /* nothing found, continue */
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+ state.pairStart = false;
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+ state.escaped = (ch == '\\');
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+ stream.next();
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+ return null;
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+ },
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+ startState: function() {
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+ return {
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+ pair: false,
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+ pairStart: false,
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+ keyCol: 0,
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+ inlinePairs: 0,
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+ inlineList: 0,
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+ literal: false,
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+ escaped: false
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+ };
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+ },
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+ lineComment: "#",
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+ fold: "indent"
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+ };
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+});
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+
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+CodeMirror.defineMIME("text/x-yaml", "yaml");
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+CodeMirror.defineMIME("text/yaml", "yaml");
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+
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+});
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