Index: tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/string/string.js |
diff --git a/third_party/google_input_tools/third_party/closure_library/closure/goog/string/string.js b/tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/string/string.js |
similarity index 76% |
copy from third_party/google_input_tools/third_party/closure_library/closure/goog/string/string.js |
copy to tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/string/string.js |
index 90ee58cedc6d78d58a4a244ebcec416386d85d95..0725d09dec8bed300af7f5021b5381655e465074 100644 |
--- a/third_party/google_input_tools/third_party/closure_library/closure/goog/string/string.js |
+++ b/tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/string/string.js |
@@ -25,13 +25,6 @@ goog.provide('goog.string.Unicode'); |
/** |
- * @define {boolean} Enables HTML escaping of lowercase letter "e" which helps |
- * with detection of double-escaping as this letter is frequently used. |
- */ |
-goog.define('goog.string.DETECT_DOUBLE_ESCAPING', false); |
- |
- |
-/** |
* Common Unicode string characters. |
* @enum {string} |
*/ |
@@ -90,18 +83,6 @@ goog.string.caseInsensitiveEndsWith = function(str, suffix) { |
/** |
- * Case-insensitive equality checker. |
- * @param {string} str1 First string to check. |
- * @param {string} str2 Second string to check. |
- * @return {boolean} True if {@code str1} and {@code str2} are the same string, |
- * ignoring case. |
- */ |
-goog.string.caseInsensitiveEquals = function(str1, str2) { |
- return str1.toLowerCase() == str2.toLowerCase(); |
-}; |
- |
- |
-/** |
* Does simple python-style string substitution. |
* subs("foo%s hot%s", "bar", "dog") becomes "foobar hotdog". |
* @param {string} str The string containing the pattern. |
@@ -110,18 +91,18 @@ goog.string.caseInsensitiveEquals = function(str1, str2) { |
* {@code %s} has been replaced an argument from {@code var_args}. |
*/ |
goog.string.subs = function(str, var_args) { |
- var splitParts = str.split('%s'); |
- var returnString = ''; |
- |
- var subsArguments = Array.prototype.slice.call(arguments, 1); |
- while (subsArguments.length && |
- // Replace up to the last split part. We are inserting in the |
- // positions between split parts. |
- splitParts.length > 1) { |
- returnString += splitParts.shift() + subsArguments.shift(); |
+ // This appears to be slow, but testing shows it compares more or less |
+ // equivalent to the regex.exec method. |
+ for (var i = 1; i < arguments.length; i++) { |
+ // We cast to String in case an argument is a Function. Replacing $&, for |
+ // example, with $$$& stops the replace from subsituting the whole match |
+ // into the resultant string. $$$& in the first replace becomes $$& in the |
+ // second, which leaves $& in the resultant string. Also: |
+ // $$, $`, $', $n $nn |
+ var replacement = String(arguments[i]).replace(/\$/g, '$$$$'); |
+ str = str.replace(/\%s/, replacement); |
} |
- |
- return returnString + splitParts.join('%s'); // Join unused '%s' |
+ return str; |
}; |
@@ -155,10 +136,9 @@ goog.string.isEmpty = function(str) { |
/** |
- * Checks if a string is null, undefined, empty or contains only whitespaces. |
+ * Checks if a string is null, empty or contains only whitespaces. |
* @param {*} str The string to check. |
- * @return {boolean} True if{@code str} is null, undefined, empty, or |
- * whitespace only. |
+ * @return {boolean} True if{@code str} is null, empty, or whitespace only. |
*/ |
goog.string.isEmptySafe = function(str) { |
return goog.string.isEmpty(goog.string.makeSafe(str)); |
@@ -423,6 +403,14 @@ goog.string.numerateCompare = function(str1, str2) { |
/** |
+ * Regular expression used for determining if a string needs to be encoded. |
+ * @type {RegExp} |
+ * @private |
+ */ |
+goog.string.encodeUriRegExp_ = /^[a-zA-Z0-9\-_.!~*'()]*$/; |
+ |
+ |
+/** |
* URL-encodes a string |
* @param {*} str The string to url-encode. |
* @return {string} An encoded copy of {@code str} that is safe for urls. |
@@ -430,7 +418,15 @@ goog.string.numerateCompare = function(str1, str2) { |
* of URLs *will* be encoded. |
*/ |
goog.string.urlEncode = function(str) { |
- return encodeURIComponent(String(str)); |
+ str = String(str); |
+ // Checking if the search matches before calling encodeURIComponent avoids an |
+ // extra allocation in IE6. This adds about 10us time in FF and a similiar |
+ // over head in IE6 for lower working set apps, but for large working set |
+ // apps like Gmail, it saves about 70us per call. |
+ if (!goog.string.encodeUriRegExp_.test(str)) { |
+ return encodeURIComponent(str); |
+ } |
+ return str; |
}; |
@@ -457,17 +453,13 @@ goog.string.newLineToBr = function(str, opt_xml) { |
/** |
- * Escapes double quote '"' and single quote '\'' characters in addition to |
- * '&', '<', and '>' so that a string can be included in an HTML tag attribute |
- * value within double or single quotes. |
+ * Escape double quote '"' characters in addition to '&', '<', and '>' so that a |
+ * string can be included in an HTML tag attribute value within double quotes. |
* |
* It should be noted that > doesn't need to be escaped for the HTML or XML to |
* be valid, but it has been decided to escape it for consistency with other |
* implementations. |
* |
- * With goog.string.DETECT_DOUBLE_ESCAPING, this function escapes also the |
- * lowercase letter "e". |
- * |
* NOTE(user): |
* HtmlEscape is often called during the generation of large blocks of HTML. |
* Using statics for the regular expressions and strings is an optimization |
@@ -503,43 +495,28 @@ goog.string.newLineToBr = function(str, opt_xml) { |
goog.string.htmlEscape = function(str, opt_isLikelyToContainHtmlChars) { |
if (opt_isLikelyToContainHtmlChars) { |
- str = str.replace(goog.string.AMP_RE_, '&') |
- .replace(goog.string.LT_RE_, '<') |
- .replace(goog.string.GT_RE_, '>') |
- .replace(goog.string.QUOT_RE_, '"') |
- .replace(goog.string.SINGLE_QUOTE_RE_, ''') |
- .replace(goog.string.NULL_RE_, '�'); |
- if (goog.string.DETECT_DOUBLE_ESCAPING) { |
- str = str.replace(goog.string.E_RE_, 'e'); |
- } |
- return str; |
+ return str.replace(goog.string.amperRe_, '&') |
+ .replace(goog.string.ltRe_, '<') |
+ .replace(goog.string.gtRe_, '>') |
+ .replace(goog.string.quotRe_, '"'); |
} else { |
// quick test helps in the case when there are no chars to replace, in |
// worst case this makes barely a difference to the time taken |
- if (!goog.string.ALL_RE_.test(str)) return str; |
+ if (!goog.string.allRe_.test(str)) return str; |
// str.indexOf is faster than regex.test in this case |
if (str.indexOf('&') != -1) { |
- str = str.replace(goog.string.AMP_RE_, '&'); |
+ str = str.replace(goog.string.amperRe_, '&'); |
} |
if (str.indexOf('<') != -1) { |
- str = str.replace(goog.string.LT_RE_, '<'); |
+ str = str.replace(goog.string.ltRe_, '<'); |
} |
if (str.indexOf('>') != -1) { |
- str = str.replace(goog.string.GT_RE_, '>'); |
+ str = str.replace(goog.string.gtRe_, '>'); |
} |
if (str.indexOf('"') != -1) { |
- str = str.replace(goog.string.QUOT_RE_, '"'); |
- } |
- if (str.indexOf('\'') != -1) { |
- str = str.replace(goog.string.SINGLE_QUOTE_RE_, '''); |
- } |
- if (str.indexOf('\x00') != -1) { |
- str = str.replace(goog.string.NULL_RE_, '�'); |
- } |
- if (goog.string.DETECT_DOUBLE_ESCAPING && str.indexOf('e') != -1) { |
- str = str.replace(goog.string.E_RE_, 'e'); |
+ str = str.replace(goog.string.quotRe_, '"'); |
} |
return str; |
} |
@@ -548,68 +525,42 @@ goog.string.htmlEscape = function(str, opt_isLikelyToContainHtmlChars) { |
/** |
* Regular expression that matches an ampersand, for use in escaping. |
- * @const {!RegExp} |
+ * @type {RegExp} |
* @private |
*/ |
-goog.string.AMP_RE_ = /&/g; |
+goog.string.amperRe_ = /&/g; |
/** |
* Regular expression that matches a less than sign, for use in escaping. |
- * @const {!RegExp} |
+ * @type {RegExp} |
* @private |
*/ |
-goog.string.LT_RE_ = /</g; |
+goog.string.ltRe_ = /</g; |
/** |
* Regular expression that matches a greater than sign, for use in escaping. |
- * @const {!RegExp} |
+ * @type {RegExp} |
* @private |
*/ |
-goog.string.GT_RE_ = />/g; |
+goog.string.gtRe_ = />/g; |
/** |
* Regular expression that matches a double quote, for use in escaping. |
- * @const {!RegExp} |
- * @private |
- */ |
-goog.string.QUOT_RE_ = /"/g; |
- |
- |
-/** |
- * Regular expression that matches a single quote, for use in escaping. |
- * @const {!RegExp} |
- * @private |
- */ |
-goog.string.SINGLE_QUOTE_RE_ = /'/g; |
- |
- |
-/** |
- * Regular expression that matches null character, for use in escaping. |
- * @const {!RegExp} |
- * @private |
- */ |
-goog.string.NULL_RE_ = /\x00/g; |
- |
- |
-/** |
- * Regular expression that matches a lowercase letter "e", for use in escaping. |
- * @const {!RegExp} |
+ * @type {RegExp} |
* @private |
*/ |
-goog.string.E_RE_ = /e/g; |
+goog.string.quotRe_ = /\"/g; |
/** |
* Regular expression that matches any character that needs to be escaped. |
- * @const {!RegExp} |
+ * @type {RegExp} |
* @private |
*/ |
-goog.string.ALL_RE_ = (goog.string.DETECT_DOUBLE_ESCAPING ? |
- /[\x00&<>"'e]/ : |
- /[\x00&<>"']/); |
+goog.string.allRe_ = /[&<>\"]/; |
/** |
@@ -635,38 +586,15 @@ goog.string.unescapeEntities = function(str) { |
/** |
- * Unescapes a HTML string using the provided document. |
- * |
- * @param {string} str The string to unescape. |
- * @param {!Document} document A document to use in escaping the string. |
- * @return {string} An unescaped copy of {@code str}. |
- */ |
-goog.string.unescapeEntitiesWithDocument = function(str, document) { |
- if (goog.string.contains(str, '&')) { |
- return goog.string.unescapeEntitiesUsingDom_(str, document); |
- } |
- return str; |
-}; |
- |
- |
-/** |
* Unescapes an HTML string using a DOM to resolve non-XML, non-numeric |
* entities. This function is XSS-safe and whitespace-preserving. |
* @private |
* @param {string} str The string to unescape. |
- * @param {Document=} opt_document An optional document to use for creating |
- * elements. If this is not specified then the default window.document |
- * will be used. |
* @return {string} The unescaped {@code str} string. |
*/ |
-goog.string.unescapeEntitiesUsingDom_ = function(str, opt_document) { |
+goog.string.unescapeEntitiesUsingDom_ = function(str) { |
var seen = {'&': '&', '<': '<', '>': '>', '"': '"'}; |
- var div; |
- if (opt_document) { |
- div = opt_document.createElement('div'); |
- } else { |
- div = goog.global.document.createElement('div'); |
- } |
+ var div = document.createElement('div'); |
// Match as many valid entity characters as possible. If the actual entity |
// happens to be shorter, it will still work as innerHTML will return the |
// trailing characters unchanged. Since the entity characters do not include |
@@ -749,23 +677,11 @@ goog.string.HTML_ENTITY_PATTERN_ = /&([^;\s<&]+);?/g; |
* @return {string} An escaped copy of {@code str}. |
*/ |
goog.string.whitespaceEscape = function(str, opt_xml) { |
- // This doesn't use goog.string.preserveSpaces for backwards compatibility. |
return goog.string.newLineToBr(str.replace(/ /g, '  '), opt_xml); |
}; |
/** |
- * Preserve spaces that would be otherwise collapsed in HTML by replacing them |
- * with non-breaking space Unicode characters. |
- * @param {string} str The string in which to preserve whitespace. |
- * @return {string} A copy of {@code str} with preserved whitespace. |
- */ |
-goog.string.preserveSpaces = function(str) { |
- return str.replace(/(^|[\n ]) /g, '$1' + goog.string.Unicode.NBSP); |
-}; |
- |
- |
-/** |
* Strip quote characters around a string. The second argument is a string of |
* characters to treat as quotes. This can be a single character or a string of |
* multiple character and in that case each of those are treated as possible |
@@ -970,7 +886,7 @@ goog.string.escapeChar = function(c) { |
* characters in the string. The value for the key is set to true. You can |
* then use goog.object.map or goog.array.map to change the values. |
* @param {string} s The string to build the map from. |
- * @return {!Object} The map of characters used. |
+ * @return {Object} The map of characters used. |
*/ |
// TODO(arv): It seems like we should have a generic goog.array.toMap. But do |
// we want a dependency on goog.array in goog.string? |
@@ -984,36 +900,13 @@ goog.string.toMap = function(s) { |
/** |
- * Determines whether a string contains a substring. |
- * @param {string} str The string to search. |
- * @param {string} subString The substring to search for. |
- * @return {boolean} Whether {@code str} contains {@code subString}. |
- */ |
-goog.string.contains = function(str, subString) { |
- return str.indexOf(subString) != -1; |
-}; |
- |
- |
-/** |
- * Determines whether a string contains a substring, ignoring case. |
- * @param {string} str The string to search. |
- * @param {string} subString The substring to search for. |
- * @return {boolean} Whether {@code str} contains {@code subString}. |
- */ |
-goog.string.caseInsensitiveContains = function(str, subString) { |
- return goog.string.contains(str.toLowerCase(), subString.toLowerCase()); |
-}; |
- |
- |
-/** |
- * Returns the non-overlapping occurrences of ss in s. |
- * If either s or ss evalutes to false, then returns zero. |
- * @param {string} s The string to look in. |
- * @param {string} ss The string to look for. |
- * @return {number} Number of occurrences of ss in s. |
+ * Checks whether a string contains a given character. |
+ * @param {string} s The string to test. |
+ * @param {string} ss The substring to test for. |
+ * @return {boolean} True if {@code s} contains {@code ss}. |
*/ |
-goog.string.countOf = function(s, ss) { |
- return s && ss ? s.split(ss).length - 1 : 0; |
+goog.string.contains = function(s, ss) { |
+ return s.indexOf(ss) != -1; |
}; |
@@ -1284,7 +1177,7 @@ goog.string.createUniqueString = function() { |
/** |
- * Converts the supplied string to a number, which may be Infinity or NaN. |
+ * Converts the supplied string to a number, which may be Ininity or NaN. |
* This function strips whitespace: (toNumber(' 123') === 123) |
* This function accepts scientific notation: (toNumber('1e1') === 10) |
* |
@@ -1304,31 +1197,11 @@ goog.string.toNumber = function(str) { |
/** |
- * Returns whether the given string is lower camel case (e.g. "isFooBar"). |
- * |
- * Note that this assumes the string is entirely letters. |
- * @see http://en.wikipedia.org/wiki/CamelCase#Variations_and_synonyms |
- * |
- * @param {string} str String to test. |
- * @return {boolean} Whether the string is lower camel case. |
- */ |
-goog.string.isLowerCamelCase = function(str) { |
- return /^[a-z]+([A-Z][a-z]*)*$/.test(str); |
-}; |
- |
- |
-/** |
- * Returns whether the given string is upper camel case (e.g. "FooBarBaz"). |
- * |
- * Note that this assumes the string is entirely letters. |
- * @see http://en.wikipedia.org/wiki/CamelCase#Variations_and_synonyms |
- * |
- * @param {string} str String to test. |
- * @return {boolean} Whether the string is upper camel case. |
+ * A memoized cache for goog.string.toCamelCase. |
+ * @type {Object.<string>} |
+ * @private |
*/ |
-goog.string.isUpperCamelCase = function(str) { |
- return /^([A-Z][a-z]*)+$/.test(str); |
-}; |
+goog.string.toCamelCaseCache_ = {}; |
/** |
@@ -1339,13 +1212,23 @@ goog.string.isUpperCamelCase = function(str) { |
* @return {string} The string in camelCase form. |
*/ |
goog.string.toCamelCase = function(str) { |
- return String(str).replace(/\-([a-z])/g, function(all, match) { |
- return match.toUpperCase(); |
- }); |
+ return goog.string.toCamelCaseCache_[str] || |
+ (goog.string.toCamelCaseCache_[str] = |
+ String(str).replace(/\-([a-z])/g, function(all, match) { |
+ return match.toUpperCase(); |
+ })); |
}; |
/** |
+ * A memoized cache for goog.string.toSelectorCase. |
+ * @type {Object.<string>} |
+ * @private |
+ */ |
+goog.string.toSelectorCaseCache_ = {}; |
+ |
+ |
+/** |
* Converts a string from camelCase to selector-case (e.g. from |
* "multiPartString" to "multi-part-string"), useful for converting JS |
* style and dataset properties to equivalent CSS selectors and HTML keys. |
@@ -1353,124 +1236,7 @@ goog.string.toCamelCase = function(str) { |
* @return {string} The string in selector-case form. |
*/ |
goog.string.toSelectorCase = function(str) { |
- return String(str).replace(/([A-Z])/g, '-$1').toLowerCase(); |
+ return goog.string.toSelectorCaseCache_[str] || |
+ (goog.string.toSelectorCaseCache_[str] = |
+ String(str).replace(/([A-Z])/g, '-$1').toLowerCase()); |
}; |
- |
- |
-/** |
- * Converts a string into TitleCase. First character of the string is always |
- * capitalized in addition to the first letter of every subsequent word. |
- * Words are delimited by one or more whitespaces by default. Custom delimiters |
- * can optionally be specified to replace the default, which doesn't preserve |
- * whitespace delimiters and instead must be explicitly included if needed. |
- * |
- * Default delimiter => " ": |
- * goog.string.toTitleCase('oneTwoThree') => 'OneTwoThree' |
- * goog.string.toTitleCase('one two three') => 'One Two Three' |
- * goog.string.toTitleCase(' one two ') => ' One Two ' |
- * goog.string.toTitleCase('one_two_three') => 'One_two_three' |
- * goog.string.toTitleCase('one-two-three') => 'One-two-three' |
- * |
- * Custom delimiter => "_-.": |
- * goog.string.toTitleCase('oneTwoThree', '_-.') => 'OneTwoThree' |
- * goog.string.toTitleCase('one two three', '_-.') => 'One two three' |
- * goog.string.toTitleCase(' one two ', '_-.') => ' one two ' |
- * goog.string.toTitleCase('one_two_three', '_-.') => 'One_Two_Three' |
- * goog.string.toTitleCase('one-two-three', '_-.') => 'One-Two-Three' |
- * goog.string.toTitleCase('one...two...three', '_-.') => 'One...Two...Three' |
- * goog.string.toTitleCase('one. two. three', '_-.') => 'One. two. three' |
- * goog.string.toTitleCase('one-two.three', '_-.') => 'One-Two.Three' |
- * |
- * @param {string} str String value in camelCase form. |
- * @param {string=} opt_delimiters Custom delimiter character set used to |
- * distinguish words in the string value. Each character represents a |
- * single delimiter. When provided, default whitespace delimiter is |
- * overridden and must be explicitly included if needed. |
- * @return {string} String value in TitleCase form. |
- */ |
-goog.string.toTitleCase = function(str, opt_delimiters) { |
- var delimiters = goog.isString(opt_delimiters) ? |
- goog.string.regExpEscape(opt_delimiters) : '\\s'; |
- |
- // For IE8, we need to prevent using an empty character set. Otherwise, |
- // incorrect matching will occur. |
- delimiters = delimiters ? '|[' + delimiters + ']+' : ''; |
- |
- var regexp = new RegExp('(^' + delimiters + ')([a-z])', 'g'); |
- return str.replace(regexp, function(all, p1, p2) { |
- return p1 + p2.toUpperCase(); |
- }); |
-}; |
- |
- |
-/** |
- * Parse a string in decimal or hexidecimal ('0xFFFF') form. |
- * |
- * To parse a particular radix, please use parseInt(string, radix) directly. See |
- * https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/parseInt |
- * |
- * This is a wrapper for the built-in parseInt function that will only parse |
- * numbers as base 10 or base 16. Some JS implementations assume strings |
- * starting with "0" are intended to be octal. ES3 allowed but discouraged |
- * this behavior. ES5 forbids it. This function emulates the ES5 behavior. |
- * |
- * For more information, see Mozilla JS Reference: http://goo.gl/8RiFj |
- * |
- * @param {string|number|null|undefined} value The value to be parsed. |
- * @return {number} The number, parsed. If the string failed to parse, this |
- * will be NaN. |
- */ |
-goog.string.parseInt = function(value) { |
- // Force finite numbers to strings. |
- if (isFinite(value)) { |
- value = String(value); |
- } |
- |
- if (goog.isString(value)) { |
- // If the string starts with '0x' or '-0x', parse as hex. |
- return /^\s*-?0x/i.test(value) ? |
- parseInt(value, 16) : parseInt(value, 10); |
- } |
- |
- return NaN; |
-}; |
- |
- |
-/** |
- * Splits a string on a separator a limited number of times. |
- * |
- * This implementation is more similar to Python or Java, where the limit |
- * parameter specifies the maximum number of splits rather than truncating |
- * the number of results. |
- * |
- * See http://docs.python.org/2/library/stdtypes.html#str.split |
- * See JavaDoc: http://goo.gl/F2AsY |
- * See Mozilla reference: http://goo.gl/dZdZs |
- * |
- * @param {string} str String to split. |
- * @param {string} separator The separator. |
- * @param {number} limit The limit to the number of splits. The resulting array |
- * will have a maximum length of limit+1. Negative numbers are the same |
- * as zero. |
- * @return {!Array.<string>} The string, split. |
- */ |
- |
-goog.string.splitLimit = function(str, separator, limit) { |
- var parts = str.split(separator); |
- var returnVal = []; |
- |
- // Only continue doing this while we haven't hit the limit and we have |
- // parts left. |
- while (limit > 0 && parts.length) { |
- returnVal.push(parts.shift()); |
- limit--; |
- } |
- |
- // If there are remaining parts, append them to the end. |
- if (parts.length) { |
- returnVal.push(parts.join(separator)); |
- } |
- |
- return returnVal; |
-}; |
- |