author | rwestberg |
Mon, 04 Jun 2018 16:21:08 +0200 | |
changeset 50391 | 2bea53d7a27b |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* - Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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8044638: Tidy up Nashorn codebase for code standards
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parents:
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* |
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* - Neither the name of Oracle nor the names of its |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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parents:
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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var str = "The quick gray nashorn jumps over the lazy zebra."; |
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function bench(name, func) { |
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var start = Date.now(); |
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for (var iter = 0; iter < 5000000; iter++) { |
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func(); |
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} |
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print((Date.now() - start) + "\t" + name); |
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} |
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bench("[]", function() { |
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str[0]; |
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str[1]; |
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str[2]; |
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}); |
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bench("fromCharCode 1", function() { |
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String.fromCharCode(97); |
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String.fromCharCode(98); |
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String.fromCharCode(99); |
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}); |
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bench("fromCharCode 2", function() { |
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String.fromCharCode(97, 98); |
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String.fromCharCode(97, 98, 99); |
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String.fromCharCode(97, 98, 99, 100); |
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}); |
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bench("charAt 1", function() { |
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str.charAt(0); |
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str.charAt(1); |
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str.charAt(2); |
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}); |
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bench("charAt 2", function() { |
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str.charAt(100); |
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str.charAt(-1); |
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}); |
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bench("charCodeAt 1", function() { |
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str.charCodeAt(0); |
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str.charCodeAt(1); |
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str.charCodeAt(2); |
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}); |
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bench("charCodeAt 2", function() { |
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str.charCodeAt(100); |
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str.charCodeAt(-1); |
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}); |
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bench("indexOf 1", function() { |
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str.indexOf("T"); |
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str.indexOf("h"); |
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str.indexOf("e"); |
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}); |
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bench("indexOf 2", function() { |
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str.indexOf("T", 0); |
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str.indexOf("h", 1); |
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str.indexOf("e", 2); |
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}); |
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bench("lastIndexOf", function() { |
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str.indexOf("a"); |
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str.indexOf("r"); |
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str.indexOf("b"); |
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}); |
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bench("slice", function() { |
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str.slice(5); |
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str.slice(5); |
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str.slice(5); |
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}); |
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bench("split 1", function() { |
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str.split(); |
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}); |
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bench("split 2", function() { |
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str.split("foo"); |
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}); |
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bench("split 3", function() { |
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str.split(/foo/); |
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}); |
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bench("substring 1", function() { |
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str.substring(0); |
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str.substring(0); |
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str.substring(0); |
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}); |
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bench("substring 2", function() { |
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str.substring(0, 5); |
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str.substring(0, 5); |
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str.substring(0, 5); |
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}); |
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bench("substr", function() { |
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str.substr(0); |
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str.substr(0); |
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str.substr(0); |
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}); |
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bench("slice", function() { |
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str.slice(0); |
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str.slice(0); |
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str.slice(0); |
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}); |
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bench("concat", function() { |
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str.concat(str); |
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str.concat(str); |
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str.concat(str); |
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}); |
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bench("trim", function() { |
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str.trim(); |
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str.trim(); |
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str.trim(); |
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}); |
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bench("toUpperCase", function() { |
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str.toUpperCase(); |
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}); |
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bench("toLowerCase", function() { |
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str.toLowerCase(); |
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}); |
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bench("valueOf", function() { |
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str.valueOf(); |
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str.valueOf(); |
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str.valueOf(); |
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}); |
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bench("toString", function() { |
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str.toString(); |
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str.toString(); |
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str.toString(); |
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}); |
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bench("String", function() { |
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String(str); |
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String(str); |
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String(str); |
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}); |
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bench("new String", function() { |
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new String(str); |
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new String(str); |
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new String(str); |
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}); |