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Issue 6456025: Shorten constructor names in JS tickprocessor. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: and CallTree Created 9 years, 10 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 28
29 // Initlialize namespaces.
30 var devtools = devtools || {};
31 devtools.profiler = devtools.profiler || {};
32
33
34 /** 29 /**
35 * Creates a CSV lines parser. 30 * Creates a CSV lines parser.
36 */ 31 */
37 devtools.profiler.CsvParser = function() { 32 function CsvParser() {
38 }; 33 };
39 34
40 35
41 /** 36 /**
42 * A regex for matching a CSV field. 37 * A regex for matching a CSV field.
43 * @private 38 * @private
44 */ 39 */
45 devtools.profiler.CsvParser.CSV_FIELD_RE_ = /^"((?:[^"]|"")*)"|([^,]*)/; 40 CsvParser.CSV_FIELD_RE_ = /^"((?:[^"]|"")*)"|([^,]*)/;
46 41
47 42
48 /** 43 /**
49 * A regex for matching a double quote. 44 * A regex for matching a double quote.
50 * @private 45 * @private
51 */ 46 */
52 devtools.profiler.CsvParser.DOUBLE_QUOTE_RE_ = /""/g; 47 CsvParser.DOUBLE_QUOTE_RE_ = /""/g;
53 48
54 49
55 /** 50 /**
56 * Parses a line of CSV-encoded values. Returns an array of fields. 51 * Parses a line of CSV-encoded values. Returns an array of fields.
57 * 52 *
58 * @param {string} line Input line. 53 * @param {string} line Input line.
59 */ 54 */
60 devtools.profiler.CsvParser.prototype.parseLine = function(line) { 55 CsvParser.prototype.parseLine = function(line) {
61 var fieldRe = devtools.profiler.CsvParser.CSV_FIELD_RE_; 56 var fieldRe = CsvParser.CSV_FIELD_RE_;
62 var doubleQuoteRe = devtools.profiler.CsvParser.DOUBLE_QUOTE_RE_; 57 var doubleQuoteRe = CsvParser.DOUBLE_QUOTE_RE_;
63 var pos = 0; 58 var pos = 0;
64 var endPos = line.length; 59 var endPos = line.length;
65 var fields = []; 60 var fields = [];
66 if (endPos > 0) { 61 if (endPos > 0) {
67 do { 62 do {
68 var fieldMatch = fieldRe.exec(line.substr(pos)); 63 var fieldMatch = fieldRe.exec(line.substr(pos));
69 if (typeof fieldMatch[1] === "string") { 64 if (typeof fieldMatch[1] === "string") {
70 var field = fieldMatch[1]; 65 var field = fieldMatch[1];
71 pos += field.length + 3; // Skip comma and quotes. 66 pos += field.length + 3; // Skip comma and quotes.
72 fields.push(field.replace(doubleQuoteRe, '"')); 67 fields.push(field.replace(doubleQuoteRe, '"'));
73 } else { 68 } else {
74 // The second field pattern will match anything, thus 69 // The second field pattern will match anything, thus
75 // in the worst case the match will be an empty string. 70 // in the worst case the match will be an empty string.
76 var field = fieldMatch[2]; 71 var field = fieldMatch[2];
77 pos += field.length + 1; // Skip comma. 72 pos += field.length + 1; // Skip comma.
78 fields.push(field); 73 fields.push(field);
79 } 74 }
80 } while (pos <= endPos); 75 } while (pos <= endPos);
81 } 76 }
82 return fields; 77 return fields;
83 }; 78 };
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