github.com/jancarloviray/community@v0.41.1-0.20170124221257-33a66c87cf2f/app/public/codemirror/addon/hint/css-hint.js (about)

     1  // CodeMirror, copyright (c) by Marijn Haverbeke and others
     2  // Distributed under an MIT license: http://codemirror.net/LICENSE
     3  
     4  (function(mod) {
     5    if (typeof exports == "object" && typeof module == "object") // CommonJS
     6      mod(require("../../lib/codemirror"), require("../../mode/css/css"));
     7    else if (typeof define == "function" && define.amd) // AMD
     8      define(["../../lib/codemirror", "../../mode/css/css"], mod);
     9    else // Plain browser env
    10      mod(CodeMirror);
    11  })(function(CodeMirror) {
    12    "use strict";
    13  
    14    var pseudoClasses = {link: 1, visited: 1, active: 1, hover: 1, focus: 1,
    15                         "first-letter": 1, "first-line": 1, "first-child": 1,
    16                         before: 1, after: 1, lang: 1};
    17  
    18    CodeMirror.registerHelper("hint", "css", function(cm) {
    19      var cur = cm.getCursor(), token = cm.getTokenAt(cur);
    20      var inner = CodeMirror.innerMode(cm.getMode(), token.state);
    21      if (inner.mode.name != "css") return;
    22  
    23      if (token.type == "keyword" && "!important".indexOf(token.string) == 0)
    24        return {list: ["!important"], from: CodeMirror.Pos(cur.line, token.start),
    25                to: CodeMirror.Pos(cur.line, token.end)};
    26  
    27      var start = token.start, end = cur.ch, word = token.string.slice(0, end - start);
    28      if (/[^\w$_-]/.test(word)) {
    29        word = ""; start = end = cur.ch;
    30      }
    31  
    32      var spec = CodeMirror.resolveMode("text/css");
    33  
    34      var result = [];
    35      function add(keywords) {
    36        for (var name in keywords)
    37          if (!word || name.lastIndexOf(word, 0) == 0)
    38            result.push(name);
    39      }
    40  
    41      var st = inner.state.state;
    42      if (st == "pseudo" || token.type == "variable-3") {
    43        add(pseudoClasses);
    44      } else if (st == "block" || st == "maybeprop") {
    45        add(spec.propertyKeywords);
    46      } else if (st == "prop" || st == "parens" || st == "at" || st == "params") {
    47        add(spec.valueKeywords);
    48        add(spec.colorKeywords);
    49      } else if (st == "media" || st == "media_parens") {
    50        add(spec.mediaTypes);
    51        add(spec.mediaFeatures);
    52      }
    53  
    54      if (result.length) return {
    55        list: result,
    56        from: CodeMirror.Pos(cur.line, start),
    57        to: CodeMirror.Pos(cur.line, end)
    58      };
    59    });
    60  });