1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31/**
32 * @interface
33 */
34WebInspector.CompletionDictionary = function() { }
35
36WebInspector.CompletionDictionary.prototype = {
37    /**
38     * @param {string} word
39     */
40    addWord: function(word) { },
41
42    /**
43     * @param {string} word
44     */
45    removeWord: function(word) { },
46
47    /**
48     * @param {string} word
49     * @return {boolean}
50     */
51    hasWord: function(word) { },
52
53    /**
54     * @param {string} prefix
55     * @return {!Array.<string>}
56     */
57    wordsWithPrefix: function(prefix) { },
58
59    /**
60     * @param {string} word
61     * @return {number}
62     */
63    wordCount: function(word) { }
64}
65
66/**
67 * @constructor
68 * @implements {WebInspector.CompletionDictionary}
69 */
70WebInspector.SampleCompletionDictionary = function() {
71    this._words = {};
72}
73
74WebInspector.SampleCompletionDictionary.prototype = {
75    /**
76     * @param {string} word
77     */
78    addWord: function(word)
79    {
80        if (!this._words[word])
81            this._words[word] = 1;
82        else
83            ++this._words[word];
84    },
85
86    /**
87     * @param {string} word
88     */
89    removeWord: function(word)
90    {
91        if (!this._words[word])
92            return;
93        if (this._words[word] === 1)
94            delete this._words[word];
95        else
96            --this._words[word];
97    },
98
99    /**
100     * @param {string} prefix
101     * @return {!Array.<string>}
102     */
103    wordsWithPrefix: function(prefix)
104    {
105        var words = [];
106        for(var i in this._words) {
107            if (i.startsWith(prefix))
108                words.push(i);
109        }
110        return words;
111    },
112
113    /**
114     * @param {string} word
115     * @return {boolean}
116     */
117    hasWord: function(word)
118    {
119        return !!this._words[word];
120    },
121
122    /**
123     * @param {string} word
124     * @return {number}
125     */
126    wordCount: function(word)
127    {
128        return this._words[word] ? this._words[word] : 0;
129    }
130}
131