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57 lines
1.9 KiB
57 lines
1.9 KiB
3 years ago
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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("../../mode/css/css"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror", "../../mode/css/css"], 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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var pseudoClasses = {link: 1, visited: 1, active: 1, hover: 1, focus: 1,
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"first-letter": 1, "first-line": 1, "first-child": 1,
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before: 1, after: 1, lang: 1};
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CodeMirror.registerHelper("hint", "css", function(cm) {
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var cur = cm.getCursor(), token = cm.getTokenAt(cur);
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var inner = CodeMirror.innerMode(cm.getMode(), token.state);
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if (inner.mode.name != "css") return;
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var start = token.start, end = cur.ch, word = token.string.slice(0, end - start);
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if (/[^\w$_-]/.test(word)) {
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word = ""; start = end = cur.ch;
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}
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var spec = CodeMirror.resolveMode("text/css");
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var result = [];
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function add(keywords) {
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for (var name in keywords)
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if (!word || name.lastIndexOf(word, 0) == 0)
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result.push(name);
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}
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var st = inner.state.state;
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if (st == "pseudo" || token.type == "variable-3") {
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add(pseudoClasses);
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} else if (st == "block" || st == "maybeprop") {
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add(spec.propertyKeywords);
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} else if (st == "prop" || st == "parens" || st == "at" || st == "params") {
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add(spec.valueKeywords);
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add(spec.colorKeywords);
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} else if (st == "media" || st == "media_parens") {
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add(spec.mediaTypes);
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add(spec.mediaFeatures);
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}
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if (result.length) return {
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list: result,
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from: CodeMirror.Pos(cur.line, start),
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to: CodeMirror.Pos(cur.line, end)
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};
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});
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});
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