Files
sousa-gecko/devtools/shared/sourcemap/tests/unit/test_base64_vlq.js
T
Tom Tromey 2472b4e90e Bug 1403610 - update to source-map 0.6.1; r=bgrins
Import the source-map 0.6.1 bundle.

MozReview-Commit-ID: AkVLlBJRD1l
2017-09-27 09:39:44 -06:00

298 lines
22 KiB
JavaScript

function run_test() {
for (var k in SOURCE_MAP_TEST_MODULE) {
if (/^test/.test(k)) {
SOURCE_MAP_TEST_MODULE[k](assert);
}
}
}
var SOURCE_MAP_TEST_MODULE =
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __webpack_require__) {
/* -*- Mode: js; js-indent-level: 2; -*- */
/*
* Copyright 2011 Mozilla Foundation and contributors
* Licensed under the New BSD license. See LICENSE or:
* http://opensource.org/licenses/BSD-3-Clause
*/
var base64VLQ = __webpack_require__(1);
exports['test normal encoding and decoding'] = function (assert) {
var result = {};
for (var i = -255; i < 256; i++) {
var str = base64VLQ.encode(i);
base64VLQ.decode(str, 0, result);
assert.equal(result.value, i);
assert.equal(result.rest, str.length);
}
};
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
/* -*- Mode: js; js-indent-level: 2; -*- */
/*
* Copyright 2011 Mozilla Foundation and contributors
* Licensed under the New BSD license. See LICENSE or:
* http://opensource.org/licenses/BSD-3-Clause
*
* Based on the Base 64 VLQ implementation in Closure Compiler:
* https://code.google.com/p/closure-compiler/source/browse/trunk/src/com/google/debugging/sourcemap/Base64VLQ.java
*
* Copyright 2011 The Closure Compiler Authors. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
var base64 = __webpack_require__(2);
// A single base 64 digit can contain 6 bits of data. For the base 64 variable
// length quantities we use in the source map spec, the first bit is the sign,
// the next four bits are the actual value, and the 6th bit is the
// continuation bit. The continuation bit tells us whether there are more
// digits in this value following this digit.
//
// Continuation
// | Sign
// | |
// V V
// 101011
var VLQ_BASE_SHIFT = 5;
// binary: 100000
var VLQ_BASE = 1 << VLQ_BASE_SHIFT;
// binary: 011111
var VLQ_BASE_MASK = VLQ_BASE - 1;
// binary: 100000
var VLQ_CONTINUATION_BIT = VLQ_BASE;
/**
* Converts from a two-complement value to a value where the sign bit is
* placed in the least significant bit. For example, as decimals:
* 1 becomes 2 (10 binary), -1 becomes 3 (11 binary)
* 2 becomes 4 (100 binary), -2 becomes 5 (101 binary)
*/
function toVLQSigned(aValue) {
return aValue < 0
? ((-aValue) << 1) + 1
: (aValue << 1) + 0;
}
/**
* Converts to a two-complement value from a value where the sign bit is
* placed in the least significant bit. For example, as decimals:
* 2 (10 binary) becomes 1, 3 (11 binary) becomes -1
* 4 (100 binary) becomes 2, 5 (101 binary) becomes -2
*/
function fromVLQSigned(aValue) {
var isNegative = (aValue & 1) === 1;
var shifted = aValue >> 1;
return isNegative
? -shifted
: shifted;
}
/**
* Returns the base 64 VLQ encoded value.
*/
exports.encode = function base64VLQ_encode(aValue) {
var encoded = "";
var digit;
var vlq = toVLQSigned(aValue);
do {
digit = vlq & VLQ_BASE_MASK;
vlq >>>= VLQ_BASE_SHIFT;
if (vlq > 0) {
// There are still more digits in this value, so we must make sure the
// continuation bit is marked.
digit |= VLQ_CONTINUATION_BIT;
}
encoded += base64.encode(digit);
} while (vlq > 0);
return encoded;
};
/**
* Decodes the next base 64 VLQ value from the given string and returns the
* value and the rest of the string via the out parameter.
*/
exports.decode = function base64VLQ_decode(aStr, aIndex, aOutParam) {
var strLen = aStr.length;
var result = 0;
var shift = 0;
var continuation, digit;
do {
if (aIndex >= strLen) {
throw new Error("Expected more digits in base 64 VLQ value.");
}
digit = base64.decode(aStr.charCodeAt(aIndex++));
if (digit === -1) {
throw new Error("Invalid base64 digit: " + aStr.charAt(aIndex - 1));
}
continuation = !!(digit & VLQ_CONTINUATION_BIT);
digit &= VLQ_BASE_MASK;
result = result + (digit << shift);
shift += VLQ_BASE_SHIFT;
} while (continuation);
aOutParam.value = fromVLQSigned(result);
aOutParam.rest = aIndex;
};
/***/ }),
/* 2 */
/***/ (function(module, exports) {
/* -*- Mode: js; js-indent-level: 2; -*- */
/*
* Copyright 2011 Mozilla Foundation and contributors
* Licensed under the New BSD license. See LICENSE or:
* http://opensource.org/licenses/BSD-3-Clause
*/
var intToCharMap = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split('');
/**
* Encode an integer in the range of 0 to 63 to a single base 64 digit.
*/
exports.encode = function (number) {
if (0 <= number && number < intToCharMap.length) {
return intToCharMap[number];
}
throw new TypeError("Must be between 0 and 63: " + number);
};
/**
* Decode a single base 64 character code digit to an integer. Returns -1 on
* failure.
*/
exports.decode = function (charCode) {
var bigA = 65; // 'A'
var bigZ = 90; // 'Z'
var littleA = 97; // 'a'
var littleZ = 122; // 'z'
var zero = 48; // '0'
var nine = 57; // '9'
var plus = 43; // '+'
var slash = 47; // '/'
var littleOffset = 26;
var numberOffset = 52;
// 0 - 25: ABCDEFGHIJKLMNOPQRSTUVWXYZ
if (bigA <= charCode && charCode <= bigZ) {
return (charCode - bigA);
}
// 26 - 51: abcdefghijklmnopqrstuvwxyz
if (littleA <= charCode && charCode <= littleZ) {
return (charCode - littleA + littleOffset);
}
// 52 - 61: 0123456789
if (zero <= charCode && charCode <= nine) {
return (charCode - zero + numberOffset);
}
// 62: +
if (charCode == plus) {
return 62;
}
// 63: /
if (charCode == slash) {
return 63;
}
// Invalid base64 digit.
return -1;
};
/***/ })
/******/ ]);
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See LICENSE or:\n * http://opensource.org/licenses/BSD-3-Clause\n */\n\nvar base64VLQ = require('../lib/base64-vlq');\n\nexports['test normal encoding and decoding'] = function (assert) {\n  var result = {};\n  for (var i = -255; i < 256; i++) {\n    var str = base64VLQ.encode(i);\n    base64VLQ.decode(str, 0, result);\n    assert.equal(result.value, i);\n    assert.equal(result.rest, str.length);\n  }\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./test/test-base64-vlq.js\n// module id = 0\n// module chunks = 0","/* -*- Mode: js; js-indent-level: 2; -*- */\n/*\n * Copyright 2011 Mozilla Foundation and contributors\n * Licensed under the New BSD license. See LICENSE or:\n * http://opensource.org/licenses/BSD-3-Clause\n *\n * Based on the Base 64 VLQ implementation in Closure Compiler:\n * https://code.google.com/p/closure-compiler/source/browse/trunk/src/com/google/debugging/sourcemap/Base64VLQ.java\n *\n * Copyright 2011 The Closure Compiler Authors. All rights reserved.\n * Redistribution and use in source and binary forms, with or without\n * modification, are permitted provided that the following conditions are\n * met:\n *\n *  * Redistributions of source code must retain the above copyright\n *    notice, this list of conditions and the following disclaimer.\n *  * Redistributions in binary form must reproduce the above\n *    copyright notice, this list of conditions and the following\n *    disclaimer in the documentation and/or other materials provided\n *    with the distribution.\n *  * Neither the name of Google Inc. nor the names of its\n *    contributors may be used to endorse or promote products derived\n *    from this software without specific prior written permission.\n *\n * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n * \"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n */\n\nvar base64 = require('./base64');\n\n// A single base 64 digit can contain 6 bits of data. For the base 64 variable\n// length quantities we use in the source map spec, the first bit is the sign,\n// the next four bits are the actual value, and the 6th bit is the\n// continuation bit. The continuation bit tells us whether there are more\n// digits in this value following this digit.\n//\n//   Continuation\n//   |    Sign\n//   |    |\n//   V    V\n//   101011\n\nvar VLQ_BASE_SHIFT = 5;\n\n// binary: 100000\nvar VLQ_BASE = 1 << VLQ_BASE_SHIFT;\n\n// binary: 011111\nvar VLQ_BASE_MASK = VLQ_BASE - 1;\n\n// binary: 100000\nvar VLQ_CONTINUATION_BIT = VLQ_BASE;\n\n/**\n * Converts from a two-complement value to a value where the sign bit is\n * placed in the least significant bit.  For example, as decimals:\n *   1 becomes 2 (10 binary), -1 becomes 3 (11 binary)\n *   2 becomes 4 (100 binary), -2 becomes 5 (101 binary)\n */\nfunction toVLQSigned(aValue) {\n  return aValue < 0\n    ? ((-aValue) << 1) + 1\n    : (aValue << 1) + 0;\n}\n\n/**\n * Converts to a two-complement value from a value where the sign bit is\n * placed in the least significant bit.  For example, as decimals:\n *   2 (10 binary) becomes 1, 3 (11 binary) becomes -1\n *   4 (100 binary) becomes 2, 5 (101 binary) becomes -2\n */\nfunction fromVLQSigned(aValue) {\n  var isNegative = (aValue & 1) === 1;\n  var shifted = aValue >> 1;\n  return isNegative\n    ? -shifted\n    : shifted;\n}\n\n/**\n * Returns the base 64 VLQ encoded value.\n */\nexports.encode = function base64VLQ_encode(aValue) {\n  var encoded = \"\";\n  var digit;\n\n  var vlq = toVLQSigned(aValue);\n\n  do {\n    digit = vlq & VLQ_BASE_MASK;\n    vlq >>>= VLQ_BASE_SHIFT;\n    if (vlq > 0) {\n      // There are still more digits in this value, so we must make sure the\n      // continuation bit is marked.\n      digit |= VLQ_CONTINUATION_BIT;\n    }\n    encoded += base64.encode(digit);\n  } while (vlq > 0);\n\n  return encoded;\n};\n\n/**\n * Decodes the next base 64 VLQ value from the given string and returns the\n * value and the rest of the string via the out parameter.\n */\nexports.decode = function base64VLQ_decode(aStr, aIndex, aOutParam) {\n  var strLen = aStr.length;\n  var result = 0;\n  var shift = 0;\n  var continuation, digit;\n\n  do {\n    if (aIndex >= strLen) {\n      throw new Error(\"Expected more digits in base 64 VLQ value.\");\n    }\n\n    digit = base64.decode(aStr.charCodeAt(aIndex++));\n    if (digit === -1) {\n      throw new Error(\"Invalid base64 digit: \" + aStr.charAt(aIndex - 1));\n    }\n\n    continuation = !!(digit & VLQ_CONTINUATION_BIT);\n    digit &= VLQ_BASE_MASK;\n    result = result + (digit << shift);\n    shift += VLQ_BASE_SHIFT;\n  } while (continuation);\n\n  aOutParam.value = fromVLQSigned(result);\n  aOutParam.rest = aIndex;\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./lib/base64-vlq.js\n// module id = 1\n// module chunks = 0","/* -*- Mode: js; js-indent-level: 2; -*- */\n/*\n * Copyright 2011 Mozilla Foundation and contributors\n * Licensed under the New BSD license. See LICENSE or:\n * http://opensource.org/licenses/BSD-3-Clause\n */\n\nvar intToCharMap = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split('');\n\n/**\n * Encode an integer in the range of 0 to 63 to a single base 64 digit.\n */\nexports.encode = function (number) {\n  if (0 <= number && number < intToCharMap.length) {\n    return intToCharMap[number];\n  }\n  throw new TypeError(\"Must be between 0 and 63: \" + number);\n};\n\n/**\n * Decode a single base 64 character code digit to an integer. Returns -1 on\n * failure.\n */\nexports.decode = function (charCode) {\n  var bigA = 65;     // 'A'\n  var bigZ = 90;     // 'Z'\n\n  var littleA = 97;  // 'a'\n  var littleZ = 122; // 'z'\n\n  var zero = 48;     // '0'\n  var nine = 57;     // '9'\n\n  var plus = 43;     // '+'\n  var slash = 47;    // '/'\n\n  var littleOffset = 26;\n  var numberOffset = 52;\n\n  // 0 - 25: ABCDEFGHIJKLMNOPQRSTUVWXYZ\n  if (bigA <= charCode && charCode <= bigZ) {\n    return (charCode - bigA);\n  }\n\n  // 26 - 51: abcdefghijklmnopqrstuvwxyz\n  if (littleA <= charCode && charCode <= littleZ) {\n    return (charCode - littleA + littleOffset);\n  }\n\n  // 52 - 61: 0123456789\n  if (zero <= charCode && charCode <= nine) {\n    return (charCode - zero + numberOffset);\n  }\n\n  // 62: +\n  if (charCode == plus) {\n    return 62;\n  }\n\n  // 63: /\n  if (charCode == slash) {\n    return 63;\n  }\n\n  // Invalid base64 digit.\n  return -1;\n};\n\n\n\n//////////////////\n// WEBPACK FOOTER\n// ./lib/base64.js\n// module id = 2\n// module chunks = 0"],"sourceRoot":""}