| 提交 | 用户 | 时间 | ||
| e7c126 | 1 | // CodeMirror, copyright (c) by Marijn Haverbeke and others |
| H | 2 | // Distributed under an MIT license: https://codemirror.net/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 | var WORD = /[\w$]+/, RANGE = 500; | |
| 15 | ||
| 16 | CodeMirror.registerHelper("hint", "anyword", function(editor, options) { | |
| 17 | var word = options && options.word || WORD; | |
| 18 | var range = options && options.range || RANGE; | |
| 19 | var cur = editor.getCursor(), curLine = editor.getLine(cur.line); | |
| 20 | var end = cur.ch, start = end; | |
| 21 | while (start && word.test(curLine.charAt(start - 1))) --start; | |
| 22 | var curWord = start != end && curLine.slice(start, end); | |
| 23 | ||
| 24 | var list = options && options.list || [], seen = {}; | |
| 25 | var re = new RegExp(word.source, "g"); | |
| 26 | for (var dir = -1; dir <= 1; dir += 2) { | |
| 27 | var line = cur.line, endLine = Math.min(Math.max(line + dir * range, editor.firstLine()), editor.lastLine()) + dir; | |
| 28 | for (; line != endLine; line += dir) { | |
| 29 | var text = editor.getLine(line), m; | |
| 30 | while (m = re.exec(text)) { | |
| 31 | if (line == cur.line && m[0] === curWord) continue; | |
| 32 | if ((!curWord || m[0].lastIndexOf(curWord, 0) == 0) && !Object.prototype.hasOwnProperty.call(seen, m[0])) { | |
| 33 | seen[m[0]] = true; | |
| 34 | list.push(m[0]); | |
| 35 | } | |
| 36 | } | |
| 37 | } | |
| 38 | } | |
| 39 | return {list: list, from: CodeMirror.Pos(cur.line, start), to: CodeMirror.Pos(cur.line, end)}; | |
| 40 | }); | |
| 41 | }); | |
