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Update wmts-hidpi, add nicer-api-docs

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This commit is contained in:
Andreas Hocevar
2014-05-06 13:02:46 -05:00
parent b3ac1afd00
commit 1e25fc5585
2239 changed files with 3726515 additions and 37010 deletions
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nicer-api-docs/closure-library/closure/goog/testing/stacktrace.js Normal file
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// Copyright 2009 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/**
* @fileoverview Tools for parsing and pretty printing error stack traces.
*
*/
goog.provide('goog.testing.stacktrace');
goog.provide('goog.testing.stacktrace.Frame');
/**
* Class representing one stack frame.
* @param {string} context Context object, empty in case of global functions or
* if the browser doesn't provide this information.
* @param {string} name Function name, empty in case of anonymous functions.
* @param {string} alias Alias of the function if available. For example the
* function name will be 'c' and the alias will be 'b' if the function is
* defined as <code>a.b = function c() {};</code>.
* @param {string} args Arguments of the function in parentheses if available.
* @param {string} path File path or URL including line number and optionally
* column number separated by colons.
* @constructor
*/
goog.testing.stacktrace.Frame = function(context, name, alias, args, path) {
this.context_ = context;
this.name_ = name;
this.alias_ = alias;
this.args_ = args;
this.path_ = path;
};
/**
* @return {string} The function name or empty string if the function is
* anonymous and the object field which it's assigned to is unknown.
*/
goog.testing.stacktrace.Frame.prototype.getName = function() {
return this.name_;
};
/**
* @return {boolean} Whether the stack frame contains an anonymous function.
*/
goog.testing.stacktrace.Frame.prototype.isAnonymous = function() {
return !this.name_ || this.context_ == '[object Object]';
};
/**
* Brings one frame of the stack trace into a common format across browsers.
* @return {string} Pretty printed stack frame.
*/
goog.testing.stacktrace.Frame.prototype.toCanonicalString = function() {
var htmlEscape = goog.testing.stacktrace.htmlEscape_;
var deobfuscate = goog.testing.stacktrace.maybeDeobfuscateFunctionName_;
var canonical = [
this.context_ ? htmlEscape(this.context_) + '.' : '',
this.name_ ? htmlEscape(deobfuscate(this.name_)) : 'anonymous',
htmlEscape(this.args_),
this.alias_ ? ' [as ' + htmlEscape(deobfuscate(this.alias_)) + ']' : ''
];
if (this.path_) {
canonical.push(' at ');
// If Closure Inspector is installed and running, then convert the line
// into a source link for displaying the code in Firebug.
if (goog.testing.stacktrace.isClosureInspectorActive_()) {
var lineNumber = this.path_.match(/\d+$/)[0];
canonical.push('<a href="" onclick="CLOSURE_INSPECTOR___.showLine(\'',
htmlEscape(this.path_), '\', \'', lineNumber, '\'); return false">',
htmlEscape(this.path_), '</a>');
} else {
canonical.push(htmlEscape(this.path_));
}
}
return canonical.join('');
};
/**
* Maximum number of steps while the call chain is followed.
* @type {number}
* @private
*/
goog.testing.stacktrace.MAX_DEPTH_ = 20;
/**
* Maximum length of a string that can be matched with a RegExp on
* Firefox 3x. Exceeding this approximate length will cause string.match
* to exceed Firefox's stack quota. This situation can be encountered
* when goog.globalEval is invoked with a long argument; such as
* when loading a module.
* @type {number}
* @private
*/
goog.testing.stacktrace.MAX_FIREFOX_FRAMESTRING_LENGTH_ = 500000;
/**
* RegExp pattern for JavaScript identifiers. We don't support Unicode
* identifiers defined in ECMAScript v3.
* @type {string}
* @private
*/
goog.testing.stacktrace.IDENTIFIER_PATTERN_ = '[a-zA-Z_$][\\w$]*';
/**
* RegExp pattern for function name alias in the Chrome stack trace.
* @type {string}
* @private
*/
goog.testing.stacktrace.CHROME_ALIAS_PATTERN_ =
'(?: \\[as (' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ + ')\\])?';
/**
* RegExp pattern for function names and constructor calls in the Chrome stack
* trace.
* @type {string}
* @private
*/
goog.testing.stacktrace.CHROME_FUNCTION_NAME_PATTERN_ =
'(?:new )?(?:' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ +
'|<anonymous>)';
/**
* RegExp pattern for function call in the Chrome stack trace.
* Creates 3 submatches with context object (optional), function name and
* function alias (optional).
* @type {string}
* @private
*/
goog.testing.stacktrace.CHROME_FUNCTION_CALL_PATTERN_ =
' (?:(.*?)\\.)?(' + goog.testing.stacktrace.CHROME_FUNCTION_NAME_PATTERN_ +
')' + goog.testing.stacktrace.CHROME_ALIAS_PATTERN_;
/**
* RegExp pattern for an URL + position inside the file.
* @type {string}
* @private
*/
goog.testing.stacktrace.URL_PATTERN_ =
'((?:http|https|file)://[^\\s)]+|javascript:.*)';
/**
* RegExp pattern for an URL + line number + column number in Chrome.
* The URL is either in submatch 1 or submatch 2.
* @type {string}
* @private
*/
goog.testing.stacktrace.CHROME_URL_PATTERN_ = ' (?:' +
'\\(unknown source\\)' + '|' +
'\\(native\\)' + '|' +
'\\((?:eval at )?' + goog.testing.stacktrace.URL_PATTERN_ + '\\)' + '|' +
goog.testing.stacktrace.URL_PATTERN_ + ')';
/**
* Regular expression for parsing one stack frame in Chrome.
* @type {!RegExp}
* @private
*/
goog.testing.stacktrace.CHROME_STACK_FRAME_REGEXP_ = new RegExp('^ at' +
'(?:' + goog.testing.stacktrace.CHROME_FUNCTION_CALL_PATTERN_ + ')?' +
goog.testing.stacktrace.CHROME_URL_PATTERN_ + '$');
/**
* RegExp pattern for function call in the Firefox stack trace.
* Creates 2 submatches with function name (optional) and arguments.
* @type {string}
* @private
*/
goog.testing.stacktrace.FIREFOX_FUNCTION_CALL_PATTERN_ =
'(' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ + ')?' +
'(\\(.*\\))?@';
/**
* Regular expression for parsing one stack frame in Firefox.
* @type {!RegExp}
* @private
*/
goog.testing.stacktrace.FIREFOX_STACK_FRAME_REGEXP_ = new RegExp('^' +
goog.testing.stacktrace.FIREFOX_FUNCTION_CALL_PATTERN_ +
'(?::0|' + goog.testing.stacktrace.URL_PATTERN_ + ')$');
/**
* RegExp pattern for an anonymous function call in an Opera stack frame.
* Creates 2 (optional) submatches: the context object and function name.
* @type {string}
* @const
* @private
*/
goog.testing.stacktrace.OPERA_ANONYMOUS_FUNCTION_NAME_PATTERN_ =
'<anonymous function(?:\\: ' +
'(?:(' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ +
'(?:\\.' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ + ')*)\\.)?' +
'(' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ + '))?>';
/**
* RegExp pattern for a function call in an Opera stack frame.
* Creates 4 (optional) submatches: the function name (if not anonymous),
* the aliased context object and function name (if anonymous), and the
* function call arguments.
* @type {string}
* @const
* @private
*/
goog.testing.stacktrace.OPERA_FUNCTION_CALL_PATTERN_ =
'(?:(?:(' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ + ')|' +
goog.testing.stacktrace.OPERA_ANONYMOUS_FUNCTION_NAME_PATTERN_ +
')(\\(.*\\)))?@';
/**
* Regular expression for parsing on stack frame in Opera 11.68+
* @type {!RegExp}
* @const
* @private
*/
goog.testing.stacktrace.OPERA_STACK_FRAME_REGEXP_ = new RegExp('^' +
goog.testing.stacktrace.OPERA_FUNCTION_CALL_PATTERN_ +
goog.testing.stacktrace.URL_PATTERN_ + '?$');
/**
* Regular expression for finding the function name in its source.
* @type {!RegExp}
* @private
*/
goog.testing.stacktrace.FUNCTION_SOURCE_REGEXP_ = new RegExp(
'^function (' + goog.testing.stacktrace.IDENTIFIER_PATTERN_ + ')');
/**
* RegExp pattern for function call in a IE stack trace. This expression allows
* for identifiers like 'Anonymous function', 'eval code', and 'Global code'.
* @type {string}
* @const
* @private
*/
goog.testing.stacktrace.IE_FUNCTION_CALL_PATTERN_ = '(' +
goog.testing.stacktrace.IDENTIFIER_PATTERN_ + '(?:\\s+\\w+)*)';
/**
* Regular expression for parsing a stack frame in IE.
* @type {!RegExp}
* @const
* @private
*/
goog.testing.stacktrace.IE_STACK_FRAME_REGEXP_ = new RegExp('^ at ' +
goog.testing.stacktrace.IE_FUNCTION_CALL_PATTERN_ +
'\\s*\\((eval code:[^)]*|' + goog.testing.stacktrace.URL_PATTERN_ +
')\\)?$');
/**
* Creates a stack trace by following the call chain. Based on
* {@link goog.debug.getStacktrace}.
* @return {!Array.<!goog.testing.stacktrace.Frame>} Stack frames.
* @private
*/
goog.testing.stacktrace.followCallChain_ = function() {
var frames = [];
var fn = arguments.callee.caller;
var depth = 0;
while (fn && depth < goog.testing.stacktrace.MAX_DEPTH_) {
var fnString = Function.prototype.toString.call(fn);
var match = fnString.match(goog.testing.stacktrace.FUNCTION_SOURCE_REGEXP_);
var functionName = match ? match[1] : '';
var argsBuilder = ['('];
if (fn.arguments) {
for (var i = 0; i < fn.arguments.length; i++) {
var arg = fn.arguments[i];
if (i > 0) {
argsBuilder.push(', ');
}
if (goog.isString(arg)) {
argsBuilder.push('"', arg, '"');
} else {
// Some args are mocks, and we don't want to fail from them not having
// expected a call to toString, so instead insert a static string.
if (arg && arg['$replay']) {
argsBuilder.push('goog.testing.Mock');
} else {
argsBuilder.push(String(arg));
}
}
}
} else {
// Opera 10 doesn't know the arguments of native functions.
argsBuilder.push('unknown');
}
argsBuilder.push(')');
var args = argsBuilder.join('');
frames.push(new goog.testing.stacktrace.Frame('', functionName, '', args,
''));
/** @preserveTry */
try {
fn = fn.caller;
} catch (e) {
break;
}
depth++;
}
return frames;
};
/**
* Parses one stack frame.
* @param {string} frameStr The stack frame as string.
* @return {goog.testing.stacktrace.Frame} Stack frame object or null if the
* parsing failed.
* @private
*/
goog.testing.stacktrace.parseStackFrame_ = function(frameStr) {
var m = frameStr.match(goog.testing.stacktrace.CHROME_STACK_FRAME_REGEXP_);
if (m) {
return new goog.testing.stacktrace.Frame(m[1] || '', m[2] || '', m[3] || '',
'', m[4] || m[5] || '');
}
if (frameStr.length >
goog.testing.stacktrace.MAX_FIREFOX_FRAMESTRING_LENGTH_) {
return goog.testing.stacktrace.parseLongFirefoxFrame_(frameStr);
}
m = frameStr.match(goog.testing.stacktrace.FIREFOX_STACK_FRAME_REGEXP_);
if (m) {
return new goog.testing.stacktrace.Frame('', m[1] || '', '', m[2] || '',
m[3] || '');
}
m = frameStr.match(goog.testing.stacktrace.OPERA_STACK_FRAME_REGEXP_);
if (m) {
return new goog.testing.stacktrace.Frame(m[2] || '', m[1] || m[3] || '',
'', m[4] || '', m[5] || '');
}
m = frameStr.match(goog.testing.stacktrace.IE_STACK_FRAME_REGEXP_);
if (m) {
return new goog.testing.stacktrace.Frame('', m[1] || '', '', '',
m[2] || '');
}
return null;
};
/**
* Parses a long firefox stack frame.
* @param {string} frameStr The stack frame as string.
* @return {!goog.testing.stacktrace.Frame} Stack frame object.
* @private
*/
goog.testing.stacktrace.parseLongFirefoxFrame_ = function(frameStr) {
var firstParen = frameStr.indexOf('(');
var lastAmpersand = frameStr.lastIndexOf('@');
var lastColon = frameStr.lastIndexOf(':');
var functionName = '';
if ((firstParen >= 0) && (firstParen < lastAmpersand)) {
functionName = frameStr.substring(0, firstParen);
}
var loc = '';
if ((lastAmpersand >= 0) && (lastAmpersand + 1 < lastColon)) {
loc = frameStr.substring(lastAmpersand + 1);
}
var args = '';
if ((firstParen >= 0 && lastAmpersand > 0) &&
(firstParen < lastAmpersand)) {
args = frameStr.substring(firstParen, lastAmpersand);
}
return new goog.testing.stacktrace.Frame('', functionName, '', args, loc);
};
/**
* Function to deobfuscate function names.
* @type {function(string): string}
* @private
*/
goog.testing.stacktrace.deobfuscateFunctionName_;
/**
* Sets function to deobfuscate function names.
* @param {function(string): string} fn function to deobfuscate function names.
*/
goog.testing.stacktrace.setDeobfuscateFunctionName = function(fn) {
goog.testing.stacktrace.deobfuscateFunctionName_ = fn;
};
/**
* Deobfuscates a compiled function name with the function passed to
* {@link #setDeobfuscateFunctionName}. Returns the original function name if
* the deobfuscator hasn't been set.
* @param {string} name The function name to deobfuscate.
* @return {string} The deobfuscated function name.
* @private
*/
goog.testing.stacktrace.maybeDeobfuscateFunctionName_ = function(name) {
return goog.testing.stacktrace.deobfuscateFunctionName_ ?
goog.testing.stacktrace.deobfuscateFunctionName_(name) : name;
};
/**
* @return {boolean} Whether the Closure Inspector is active.
* @private
*/
goog.testing.stacktrace.isClosureInspectorActive_ = function() {
return Boolean(goog.global['CLOSURE_INSPECTOR___'] &&
goog.global['CLOSURE_INSPECTOR___']['supportsJSUnit']);
};
/**
* Escapes the special character in HTML.
* @param {string} text Plain text.
* @return {string} Escaped text.
* @private
*/
goog.testing.stacktrace.htmlEscape_ = function(text) {
return text.replace(/&/g, '&amp;').
replace(/</g, '&lt;').
replace(/>/g, '&gt;').
replace(/"/g, '&quot;');
};
/**
* Converts the stack frames into canonical format. Chops the beginning and the
* end of it which come from the testing environment, not from the test itself.
* @param {!Array.<goog.testing.stacktrace.Frame>} frames The frames.
* @return {string} Canonical, pretty printed stack trace.
* @private
*/
goog.testing.stacktrace.framesToString_ = function(frames) {
// Removes the anonymous calls from the end of the stack trace (they come
// from testrunner.js, testcase.js and asserts.js), so the stack trace will
// end with the test... method.
var lastIndex = frames.length - 1;
while (frames[lastIndex] && frames[lastIndex].isAnonymous()) {
lastIndex--;
}
// Removes the beginning of the stack trace until the call of the private
// _assert function (inclusive), so the stack trace will begin with a public
// asserter. Does nothing if _assert is not present in the stack trace.
var privateAssertIndex = -1;
for (var i = 0; i < frames.length; i++) {
if (frames[i] && frames[i].getName() == '_assert') {
privateAssertIndex = i;
break;
}
}
var canonical = [];
for (var i = privateAssertIndex + 1; i <= lastIndex; i++) {
canonical.push('> ');
if (frames[i]) {
canonical.push(frames[i].toCanonicalString());
} else {
canonical.push('(unknown)');
}
canonical.push('\n');
}
return canonical.join('');
};
/**
* Parses the browser's native stack trace.
* @param {string} stack Stack trace.
* @return {!Array.<goog.testing.stacktrace.Frame>} Stack frames. The
* unrecognized frames will be nulled out.
* @private
*/
goog.testing.stacktrace.parse_ = function(stack) {
var lines = stack.replace(/\s*$/, '').split('\n');
var frames = [];
for (var i = 0; i < lines.length; i++) {
frames.push(goog.testing.stacktrace.parseStackFrame_(lines[i]));
}
return frames;
};
/**
* Brings the stack trace into a common format across browsers.
* @param {string} stack Browser-specific stack trace.
* @return {string} Same stack trace in common format.
*/
goog.testing.stacktrace.canonicalize = function(stack) {
var frames = goog.testing.stacktrace.parse_(stack);
return goog.testing.stacktrace.framesToString_(frames);
};
/**
* Gets the native stack trace if available otherwise follows the call chain.
* @return {string} The stack trace in canonical format.
*/
goog.testing.stacktrace.get = function() {
var stack = '';
// IE10 will only create a stack trace when the Error is thrown.
// We use null.x() to throw an exception because the closure compiler may
// replace "throw" with a function call in an attempt to minimize the binary
// size, which in turn has the side effect of adding an unwanted stack frame.
try {
null.x();
} catch (e) {
stack = e.stack;
}
var frames = stack ? goog.testing.stacktrace.parse_(stack) :
goog.testing.stacktrace.followCallChain_();
return goog.testing.stacktrace.framesToString_(frames);
};
goog.exportSymbol('setDeobfuscateFunctionName',
goog.testing.stacktrace.setDeobfuscateFunctionName);