Mercurial
comparison .cms/lib/codemirror/addon/hint/javascript-hint.js @ 0:78edf6b517a0 draft
24.10
author | Coffee CMS <info@coffee-cms.ru> |
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date | Fri, 11 Oct 2024 22:40:23 +0000 |
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-1:000000000000 | 0:78edf6b517a0 |
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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 var Pos = CodeMirror.Pos; | |
13 | |
14 function forEach(arr, f) { | |
15 for (var i = 0, e = arr.length; i < e; ++i) f(arr[i]); | |
16 } | |
17 | |
18 function arrayContains(arr, item) { | |
19 if (!Array.prototype.indexOf) { | |
20 var i = arr.length; | |
21 while (i--) { | |
22 if (arr[i] === item) { | |
23 return true; | |
24 } | |
25 } | |
26 return false; | |
27 } | |
28 return arr.indexOf(item) != -1; | |
29 } | |
30 | |
31 function scriptHint(editor, keywords, getToken, options) { | |
32 // Find the token at the cursor | |
33 var cur = editor.getCursor(), token = getToken(editor, cur); | |
34 if (/\b(?:string|comment)\b/.test(token.type)) return; | |
35 var innerMode = CodeMirror.innerMode(editor.getMode(), token.state); | |
36 if (innerMode.mode.helperType === "json") return; | |
37 token.state = innerMode.state; | |
38 | |
39 // If it's not a 'word-style' token, ignore the token. | |
40 if (!/^[\w$_]*$/.test(token.string)) { | |
41 token = {start: cur.ch, end: cur.ch, string: "", state: token.state, | |
42 type: token.string == "." ? "property" : null}; | |
43 } else if (token.end > cur.ch) { | |
44 token.end = cur.ch; | |
45 token.string = token.string.slice(0, cur.ch - token.start); | |
46 } | |
47 | |
48 var tprop = token; | |
49 // If it is a property, find out what it is a property of. | |
50 while (tprop.type == "property") { | |
51 tprop = getToken(editor, Pos(cur.line, tprop.start)); | |
52 if (tprop.string != ".") return; | |
53 tprop = getToken(editor, Pos(cur.line, tprop.start)); | |
54 if (!context) var context = []; | |
55 context.push(tprop); | |
56 } | |
57 return {list: getCompletions(token, context, keywords, options), | |
58 from: Pos(cur.line, token.start), | |
59 to: Pos(cur.line, token.end)}; | |
60 } | |
61 | |
62 function javascriptHint(editor, options) { | |
63 return scriptHint(editor, javascriptKeywords, | |
64 function (e, cur) {return e.getTokenAt(cur);}, | |
65 options); | |
66 }; | |
67 CodeMirror.registerHelper("hint", "javascript", javascriptHint); | |
68 | |
69 function getCoffeeScriptToken(editor, cur) { | |
70 // This getToken, it is for coffeescript, imitates the behavior of | |
71 // getTokenAt method in javascript.js, that is, returning "property" | |
72 // type and treat "." as independent token. | |
73 var token = editor.getTokenAt(cur); | |
74 if (cur.ch == token.start + 1 && token.string.charAt(0) == '.') { | |
75 token.end = token.start; | |
76 token.string = '.'; | |
77 token.type = "property"; | |
78 } | |
79 else if (/^\.[\w$_]*$/.test(token.string)) { | |
80 token.type = "property"; | |
81 token.start++; | |
82 token.string = token.string.replace(/\./, ''); | |
83 } | |
84 return token; | |
85 } | |
86 | |
87 function coffeescriptHint(editor, options) { | |
88 return scriptHint(editor, coffeescriptKeywords, getCoffeeScriptToken, options); | |
89 } | |
90 CodeMirror.registerHelper("hint", "coffeescript", coffeescriptHint); | |
91 | |
92 var stringProps = ("charAt charCodeAt indexOf lastIndexOf substring substr slice trim trimLeft trimRight " + | |
93 "toUpperCase toLowerCase split concat match replace search").split(" "); | |
94 var arrayProps = ("length concat join splice push pop shift unshift slice reverse sort indexOf " + | |
95 "lastIndexOf every some filter forEach map reduce reduceRight ").split(" "); | |
96 var funcProps = "prototype apply call bind".split(" "); | |
97 var javascriptKeywords = ("break case catch class const continue debugger default delete do else export extends false finally for function " + | |
98 "if in import instanceof new null return super switch this throw true try typeof var void while with yield").split(" "); | |
99 var coffeescriptKeywords = ("and break catch class continue delete do else extends false finally for " + | |
100 "if in instanceof isnt new no not null of off on or return switch then throw true try typeof until void while with yes").split(" "); | |
101 | |
102 function forAllProps(obj, callback) { | |
103 if (!Object.getOwnPropertyNames || !Object.getPrototypeOf) { | |
104 for (var name in obj) callback(name) | |
105 } else { | |
106 for (var o = obj; o; o = Object.getPrototypeOf(o)) | |
107 Object.getOwnPropertyNames(o).forEach(callback) | |
108 } | |
109 } | |
110 | |
111 function getCompletions(token, context, keywords, options) { | |
112 var found = [], start = token.string, global = options && options.globalScope || window; | |
113 function maybeAdd(str) { | |
114 if (str.lastIndexOf(start, 0) == 0 && !arrayContains(found, str)) found.push(str); | |
115 } | |
116 function gatherCompletions(obj) { | |
117 if (typeof obj == "string") forEach(stringProps, maybeAdd); | |
118 else if (obj instanceof Array) forEach(arrayProps, maybeAdd); | |
119 else if (obj instanceof Function) forEach(funcProps, maybeAdd); | |
120 forAllProps(obj, maybeAdd) | |
121 } | |
122 | |
123 if (context && context.length) { | |
124 // If this is a property, see if it belongs to some object we can | |
125 // find in the current environment. | |
126 var obj = context.pop(), base; | |
127 if (obj.type && obj.type.indexOf("variable") === 0) { | |
128 if (options && options.additionalContext) | |
129 base = options.additionalContext[obj.string]; | |
130 if (!options || options.useGlobalScope !== false) | |
131 base = base || global[obj.string]; | |
132 } else if (obj.type == "string") { | |
133 base = ""; | |
134 } else if (obj.type == "atom") { | |
135 base = 1; | |
136 } else if (obj.type == "function") { | |
137 if (global.jQuery != null && (obj.string == '$' || obj.string == 'jQuery') && | |
138 (typeof global.jQuery == 'function')) | |
139 base = global.jQuery(); | |
140 else if (global._ != null && (obj.string == '_') && (typeof global._ == 'function')) | |
141 base = global._(); | |
142 } | |
143 while (base != null && context.length) | |
144 base = base[context.pop().string]; | |
145 if (base != null) gatherCompletions(base); | |
146 } else { | |
147 // If not, just look in the global object, any local scope, and optional additional-context | |
148 // (reading into JS mode internals to get at the local and global variables) | |
149 for (var v = token.state.localVars; v; v = v.next) maybeAdd(v.name); | |
150 for (var c = token.state.context; c; c = c.prev) | |
151 for (var v = c.vars; v; v = v.next) maybeAdd(v.name) | |
152 for (var v = token.state.globalVars; v; v = v.next) maybeAdd(v.name); | |
153 if (options && options.additionalContext != null) | |
154 for (var key in options.additionalContext) | |
155 maybeAdd(key); | |
156 if (!options || options.useGlobalScope !== false) | |
157 gatherCompletions(global); | |
158 forEach(keywords, maybeAdd); | |
159 } | |
160 return found; | |
161 } | |
162 }); |