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   1  // CodeMirror, copyright (c) by Marijn Haverbeke and others
   2  // Distributed under an MIT license: https://codemirror.net/5/LICENSE
   3  
   4  (function(mod) {
   5    if (typeof exports == "object" && typeof module == "object") // CommonJS
   6      mod(require("../../lib/codemirror"));
   7    else if (typeof define == "function" && define.amd) // AMD
   8      define(["../../lib/codemirror"], mod);
   9    else // Plain browser env
  10      mod(CodeMirror);
  11  })(function(CodeMirror) {
  12  "use strict";
  13  
  14  CodeMirror.defineMode("toml", function () {
  15    return {
  16      startState: function () {
  17        return {
  18          inString: false,
  19          stringType: "",
  20          lhs: true,
  21          inArray: 0
  22        };
  23      },
  24      token: function (stream, state) {
  25        //check for state changes
  26        if (!state.inString && ((stream.peek() == '"') || (stream.peek() == "'"))) {
  27          state.stringType = stream.peek();
  28          stream.next(); // Skip quote
  29          state.inString = true; // Update state
  30        }
  31        if (stream.sol() && state.inArray === 0) {
  32          state.lhs = true;
  33        }
  34        //return state
  35        if (state.inString) {
  36          while (state.inString && !stream.eol()) {
  37            if (stream.peek() === state.stringType) {
  38              stream.next(); // Skip quote
  39              state.inString = false; // Clear flag
  40            } else if (stream.peek() === '\\') {
  41              stream.next();
  42              stream.next();
  43            } else {
  44              stream.match(/^.[^\\\"\']*/);
  45            }
  46          }
  47          return state.lhs ? "property string" : "string"; // Token style
  48        } else if (state.inArray && stream.peek() === ']') {
  49          stream.next();
  50          state.inArray--;
  51          return 'bracket';
  52        } else if (state.lhs && stream.peek() === '[' && stream.skipTo(']')) {
  53          stream.next();//skip closing ]
  54          // array of objects has an extra open & close []
  55          if (stream.peek() === ']') stream.next();
  56          return "atom";
  57        } else if (stream.peek() === "#") {
  58          stream.skipToEnd();
  59          return "comment";
  60        } else if (stream.eatSpace()) {
  61          return null;
  62        } else if (state.lhs && stream.eatWhile(function (c) { return c != '=' && c != ' '; })) {
  63          return "property";
  64        } else if (state.lhs && stream.peek() === "=") {
  65          stream.next();
  66          state.lhs = false;
  67          return null;
  68        } else if (!state.lhs && stream.match(/^\d\d\d\d[\d\-\:\.T]*Z/)) {
  69          return 'atom'; //date
  70        } else if (!state.lhs && (stream.match('true') || stream.match('false'))) {
  71          return 'atom';
  72        } else if (!state.lhs && stream.peek() === '[') {
  73          state.inArray++;
  74          stream.next();
  75          return 'bracket';
  76        } else if (!state.lhs && stream.match(/^\-?\d+(?:\.\d+)?/)) {
  77          return 'number';
  78        } else if (!stream.eatSpace()) {
  79          stream.next();
  80        }
  81        return null;
  82      }
  83    };
  84  });
  85  
  86  CodeMirror.defineMIME('text/x-toml', 'toml');
  87  
  88  });