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|
/**
* @license AngularJS v1.5.0
* (c) 2010-2016 Google, Inc. http://angularjs.org
* License: MIT
*/
(function(window, angular, undefined) {'use strict';
// NOTE: ADVANCED_OPTIMIZATIONS mode.
//
// This file is compiled with Closure compiler's ADVANCED_OPTIMIZATIONS flag! Be wary of using
// constructs incompatible with that mode.
var $interpolateMinErr = window['angular']['$interpolateMinErr'];
var noop = window['angular']['noop'],
isFunction = window['angular']['isFunction'],
toJson = window['angular']['toJson'];
function stringify(value) {
if (value == null /* null/undefined */) { return ''; }
switch (typeof value) {
case 'string': return value;
case 'number': return '' + value;
default: return toJson(value);
}
}
// Convert an index into the string into line/column for use in error messages
// As such, this doesn't have to be efficient.
function indexToLineAndColumn(text, index) {
var lines = text.split(/\n/g);
for (var i=0; i < lines.length; i++) {
var line=lines[i];
if (index >= line.length) {
index -= line.length;
} else {
return { line: i + 1, column: index + 1 };
}
}
}
var PARSE_CACHE_FOR_TEXT_LITERALS = Object.create(null);
function parseTextLiteral(text) {
var cachedFn = PARSE_CACHE_FOR_TEXT_LITERALS[text];
if (cachedFn != null) {
return cachedFn;
}
function parsedFn(context) { return text; }
parsedFn['$$watchDelegate'] = function watchDelegate(scope, listener, objectEquality) {
var unwatch = scope['$watch'](noop,
function textLiteralWatcher() {
if (isFunction(listener)) { listener.call(null, text, text, scope); }
unwatch();
},
objectEquality);
return unwatch;
};
PARSE_CACHE_FOR_TEXT_LITERALS[text] = parsedFn;
parsedFn['exp'] = text; // Needed to pretend to be $interpolate for tests copied from interpolateSpec.js
parsedFn['expressions'] = []; // Require this to call $compile.$$addBindingInfo() which allows Protractor to find elements by binding.
return parsedFn;
}
function subtractOffset(expressionFn, offset) {
if (offset === 0) {
return expressionFn;
}
function minusOffset(value) {
return (value == void 0) ? value : value - offset;
}
function parsedFn(context) { return minusOffset(expressionFn(context)); }
var unwatch;
parsedFn['$$watchDelegate'] = function watchDelegate(scope, listener, objectEquality) {
unwatch = scope['$watch'](expressionFn,
function pluralExpressionWatchListener(newValue, oldValue) {
if (isFunction(listener)) { listener.call(null, minusOffset(newValue), minusOffset(oldValue), scope); }
},
objectEquality);
return unwatch;
};
return parsedFn;
}
// NOTE: ADVANCED_OPTIMIZATIONS mode.
//
// This file is compiled with Closure compiler's ADVANCED_OPTIMIZATIONS flag! Be wary of using
// constructs incompatible with that mode.
/* global $interpolateMinErr: false */
/* global isFunction: false */
/* global noop: false */
/**
* @constructor
* @private
*/
function MessageSelectorBase(expressionFn, choices) {
var self = this;
this.expressionFn = expressionFn;
this.choices = choices;
if (choices["other"] === void 0) {
throw $interpolateMinErr('reqother', '“other” is a required option.');
}
this.parsedFn = function(context) { return self.getResult(context); };
this.parsedFn['$$watchDelegate'] = function $$watchDelegate(scope, listener, objectEquality) {
return self.watchDelegate(scope, listener, objectEquality);
};
this.parsedFn['exp'] = expressionFn['exp'];
this.parsedFn['expressions'] = expressionFn['expressions'];
}
MessageSelectorBase.prototype.getMessageFn = function getMessageFn(value) {
return this.choices[this.categorizeValue(value)];
};
MessageSelectorBase.prototype.getResult = function getResult(context) {
return this.getMessageFn(this.expressionFn(context))(context);
};
MessageSelectorBase.prototype.watchDelegate = function watchDelegate(scope, listener, objectEquality) {
var watchers = new MessageSelectorWatchers(this, scope, listener, objectEquality);
return function() { watchers.cancelWatch(); };
};
/**
* @constructor
* @private
*/
function MessageSelectorWatchers(msgSelector, scope, listener, objectEquality) {
var self = this;
this.scope = scope;
this.msgSelector = msgSelector;
this.listener = listener;
this.objectEquality = objectEquality;
this.lastMessage = void 0;
this.messageFnWatcher = noop;
var expressionFnListener = function(newValue, oldValue) { return self.expressionFnListener(newValue, oldValue); };
this.expressionFnWatcher = scope['$watch'](msgSelector.expressionFn, expressionFnListener, objectEquality);
}
MessageSelectorWatchers.prototype.expressionFnListener = function expressionFnListener(newValue, oldValue) {
var self = this;
this.messageFnWatcher();
var messageFnListener = function(newMessage, oldMessage) { return self.messageFnListener(newMessage, oldMessage); };
var messageFn = this.msgSelector.getMessageFn(newValue);
this.messageFnWatcher = this.scope['$watch'](messageFn, messageFnListener, this.objectEquality);
};
MessageSelectorWatchers.prototype.messageFnListener = function messageFnListener(newMessage, oldMessage) {
if (isFunction(this.listener)) {
this.listener.call(null, newMessage, newMessage === oldMessage ? newMessage : this.lastMessage, this.scope);
}
this.lastMessage = newMessage;
};
MessageSelectorWatchers.prototype.cancelWatch = function cancelWatch() {
this.expressionFnWatcher();
this.messageFnWatcher();
};
/**
* @constructor
* @extends MessageSelectorBase
* @private
*/
function SelectMessage(expressionFn, choices) {
MessageSelectorBase.call(this, expressionFn, choices);
}
function SelectMessageProto() {}
SelectMessageProto.prototype = MessageSelectorBase.prototype;
SelectMessage.prototype = new SelectMessageProto();
SelectMessage.prototype.categorizeValue = function categorizeSelectValue(value) {
return (this.choices[value] !== void 0) ? value : "other";
};
/**
* @constructor
* @extends MessageSelectorBase
* @private
*/
function PluralMessage(expressionFn, choices, offset, pluralCat) {
MessageSelectorBase.call(this, expressionFn, choices);
this.offset = offset;
this.pluralCat = pluralCat;
}
function PluralMessageProto() {}
PluralMessageProto.prototype = MessageSelectorBase.prototype;
PluralMessage.prototype = new PluralMessageProto();
PluralMessage.prototype.categorizeValue = function categorizePluralValue(value) {
if (isNaN(value)) {
return "other";
} else if (this.choices[value] !== void 0) {
return value;
} else {
var category = this.pluralCat(value - this.offset);
return (this.choices[category] !== void 0) ? category : "other";
}
};
// NOTE: ADVANCED_OPTIMIZATIONS mode.
//
// This file is compiled with Closure compiler's ADVANCED_OPTIMIZATIONS flag! Be wary of using
// constructs incompatible with that mode.
/* global $interpolateMinErr: false */
/* global isFunction: false */
/* global parseTextLiteral: false */
/**
* @constructor
* @private
*/
function InterpolationParts(trustedContext, allOrNothing) {
this.trustedContext = trustedContext;
this.allOrNothing = allOrNothing;
this.textParts = [];
this.expressionFns = [];
this.expressionIndices = [];
this.partialText = '';
this.concatParts = null;
}
InterpolationParts.prototype.flushPartialText = function flushPartialText() {
if (this.partialText) {
if (this.concatParts == null) {
this.textParts.push(this.partialText);
} else {
this.textParts.push(this.concatParts.join(''));
this.concatParts = null;
}
this.partialText = '';
}
};
InterpolationParts.prototype.addText = function addText(text) {
if (text.length) {
if (!this.partialText) {
this.partialText = text;
} else if (this.concatParts) {
this.concatParts.push(text);
} else {
this.concatParts = [this.partialText, text];
}
}
};
InterpolationParts.prototype.addExpressionFn = function addExpressionFn(expressionFn) {
this.flushPartialText();
this.expressionIndices.push(this.textParts.length);
this.expressionFns.push(expressionFn);
this.textParts.push('');
};
InterpolationParts.prototype.getExpressionValues = function getExpressionValues(context) {
var expressionValues = new Array(this.expressionFns.length);
for (var i = 0; i < this.expressionFns.length; i++) {
expressionValues[i] = this.expressionFns[i](context);
}
return expressionValues;
};
InterpolationParts.prototype.getResult = function getResult(expressionValues) {
for (var i = 0; i < this.expressionIndices.length; i++) {
var expressionValue = expressionValues[i];
if (this.allOrNothing && expressionValue === void 0) return;
this.textParts[this.expressionIndices[i]] = expressionValue;
}
return this.textParts.join('');
};
InterpolationParts.prototype.toParsedFn = function toParsedFn(mustHaveExpression, originalText) {
var self = this;
this.flushPartialText();
if (mustHaveExpression && this.expressionFns.length === 0) {
return void 0;
}
if (this.textParts.length === 0) {
return parseTextLiteral('');
}
if (this.trustedContext && this.textParts.length > 1) {
$interpolateMinErr['throwNoconcat'](originalText);
}
if (this.expressionFns.length === 0) {
if (this.textParts.length != 1) { this.errorInParseLogic(); }
return parseTextLiteral(this.textParts[0]);
}
var parsedFn = function(context) {
return self.getResult(self.getExpressionValues(context));
};
parsedFn['$$watchDelegate'] = function $$watchDelegate(scope, listener, objectEquality) {
return self.watchDelegate(scope, listener, objectEquality);
};
parsedFn['exp'] = originalText; // Needed to pretend to be $interpolate for tests copied from interpolateSpec.js
parsedFn['expressions'] = new Array(this.expressionFns.length); // Require this to call $compile.$$addBindingInfo() which allows Protractor to find elements by binding.
for (var i = 0; i < this.expressionFns.length; i++) {
parsedFn['expressions'][i] = this.expressionFns[i]['exp'];
}
return parsedFn;
};
InterpolationParts.prototype.watchDelegate = function watchDelegate(scope, listener, objectEquality) {
var watcher = new InterpolationPartsWatcher(this, scope, listener, objectEquality);
return function() { watcher.cancelWatch(); };
};
function InterpolationPartsWatcher(interpolationParts, scope, listener, objectEquality) {
this.interpolationParts = interpolationParts;
this.scope = scope;
this.previousResult = (void 0);
this.listener = listener;
var self = this;
this.expressionFnsWatcher = scope['$watchGroup'](interpolationParts.expressionFns, function(newExpressionValues, oldExpressionValues) {
self.watchListener(newExpressionValues, oldExpressionValues);
});
}
InterpolationPartsWatcher.prototype.watchListener = function watchListener(newExpressionValues, oldExpressionValues) {
var result = this.interpolationParts.getResult(newExpressionValues);
if (isFunction(this.listener)) {
this.listener.call(null, result, newExpressionValues === oldExpressionValues ? result : this.previousResult, this.scope);
}
this.previousResult = result;
};
InterpolationPartsWatcher.prototype.cancelWatch = function cancelWatch() {
this.expressionFnsWatcher();
};
// NOTE: ADVANCED_OPTIMIZATIONS mode.
//
// This file is compiled with Closure compiler's ADVANCED_OPTIMIZATIONS flag! Be wary of using
// constructs incompatible with that mode.
/* global $interpolateMinErr: false */
/* global indexToLineAndColumn: false */
/* global InterpolationParts: false */
/* global PluralMessage: false */
/* global SelectMessage: false */
/* global subtractOffset: false */
// The params src and dst are exactly one of two types: NestedParserState or MessageFormatParser.
// This function is fully optimized by V8. (inspect via IRHydra or --trace-deopt.)
// The idea behind writing it this way is to avoid repeating oneself. This is the ONE place where
// the parser state that is saved/restored when parsing nested mustaches is specified.
function copyNestedParserState(src, dst) {
dst.expressionFn = src.expressionFn;
dst.expressionMinusOffsetFn = src.expressionMinusOffsetFn;
dst.pluralOffset = src.pluralOffset;
dst.choices = src.choices;
dst.choiceKey = src.choiceKey;
dst.interpolationParts = src.interpolationParts;
dst.ruleChoiceKeyword = src.ruleChoiceKeyword;
dst.msgStartIndex = src.msgStartIndex;
dst.expressionStartIndex = src.expressionStartIndex;
}
function NestedParserState(parser) {
copyNestedParserState(parser, this);
}
/**
* @constructor
* @private
*/
function MessageFormatParser(text, startIndex, $parse, pluralCat, stringifier,
mustHaveExpression, trustedContext, allOrNothing) {
this.text = text;
this.index = startIndex || 0;
this.$parse = $parse;
this.pluralCat = pluralCat;
this.stringifier = stringifier;
this.mustHaveExpression = !!mustHaveExpression;
this.trustedContext = trustedContext;
this.allOrNothing = !!allOrNothing;
this.expressionFn = null;
this.expressionMinusOffsetFn = null;
this.pluralOffset = null;
this.choices = null;
this.choiceKey = null;
this.interpolationParts = null;
this.msgStartIndex = null;
this.nestedStateStack = [];
this.parsedFn = null;
this.rule = null;
this.ruleStack = null;
this.ruleChoiceKeyword = null;
this.interpNestLevel = null;
this.expressionStartIndex = null;
this.stringStartIndex = null;
this.stringQuote = null;
this.stringInterestsRe = null;
this.angularOperatorStack = null;
this.textPart = null;
}
// preserve v8 optimization.
var EMPTY_STATE = new NestedParserState(new MessageFormatParser(
/* text= */ '', /* startIndex= */ 0, /* $parse= */ null, /* pluralCat= */ null, /* stringifier= */ null,
/* mustHaveExpression= */ false, /* trustedContext= */ null, /* allOrNothing */ false));
MessageFormatParser.prototype.pushState = function pushState() {
this.nestedStateStack.push(new NestedParserState(this));
copyNestedParserState(EMPTY_STATE, this);
};
MessageFormatParser.prototype.popState = function popState() {
if (this.nestedStateStack.length === 0) {
this.errorInParseLogic();
}
var previousState = this.nestedStateStack.pop();
copyNestedParserState(previousState, this);
};
// Oh my JavaScript! Who knew you couldn't match a regex at a specific
// location in a string but will always search forward?!
// Apparently you'll be growing this ability via the sticky flag (y) in
// ES6. I'll just to work around you for now.
MessageFormatParser.prototype.matchRe = function matchRe(re, search) {
re.lastIndex = this.index;
var match = re.exec(this.text);
if (match != null && (search === true || (match.index == this.index))) {
this.index = re.lastIndex;
return match;
}
return null;
};
MessageFormatParser.prototype.searchRe = function searchRe(re) {
return this.matchRe(re, true);
};
MessageFormatParser.prototype.consumeRe = function consumeRe(re) {
// Without the sticky flag, we can't use the .test() method to consume a
// match at the current index. Instead, we'll use the slower .exec() method
// and verify match.index.
return !!this.matchRe(re);
};
// Run through our grammar avoiding deeply nested function call chains.
MessageFormatParser.prototype.run = function run(initialRule) {
this.ruleStack = [initialRule];
do {
this.rule = this.ruleStack.pop();
while (this.rule) {
this.rule();
}
this.assertRuleOrNull(this.rule);
} while (this.ruleStack.length > 0);
};
MessageFormatParser.prototype.errorInParseLogic = function errorInParseLogic() {
throw $interpolateMinErr('logicbug',
'The messageformat parser has encountered an internal error. Please file a github issue against the AngularJS project and provide this message text that triggers the bug. Text: “{0}”',
this.text);
};
MessageFormatParser.prototype.assertRuleOrNull = function assertRuleOrNull(rule) {
if (rule === void 0) {
this.errorInParseLogic();
}
};
var NEXT_WORD_RE = /\s*(\w+)\s*/g;
MessageFormatParser.prototype.errorExpecting = function errorExpecting() {
// What was wrong with the syntax? Unsupported type, missing comma, or something else?
var match = this.matchRe(NEXT_WORD_RE), position;
if (match == null) {
position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('reqarg',
'Expected one of “plural” or “select” at line {0}, column {1} of text “{2}”',
position.line, position.column, this.text);
}
var word = match[1];
if (word == "select" || word == "plural") {
position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('reqcomma',
'Expected a comma after the keyword “{0}” at line {1}, column {2} of text “{3}”',
word, position.line, position.column, this.text);
} else {
position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('unknarg',
'Unsupported keyword “{0}” at line {0}, column {1}. Only “plural” and “select” are currently supported. Text: “{3}”',
word, position.line, position.column, this.text);
}
};
var STRING_START_RE = /['"]/g;
MessageFormatParser.prototype.ruleString = function ruleString() {
var match = this.matchRe(STRING_START_RE);
if (match == null) {
var position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('wantstring',
'Expected the beginning of a string at line {0}, column {1} in text “{2}”',
position.line, position.column, this.text);
}
this.startStringAtMatch(match);
};
MessageFormatParser.prototype.startStringAtMatch = function startStringAtMatch(match) {
this.stringStartIndex = match.index;
this.stringQuote = match[0];
this.stringInterestsRe = this.stringQuote == "'" ? SQUOTED_STRING_INTEREST_RE : DQUOTED_STRING_INTEREST_RE;
this.rule = this.ruleInsideString;
};
var SQUOTED_STRING_INTEREST_RE = /\\(?:\\|'|u[0-9A-Fa-f]{4}|x[0-9A-Fa-f]{2}|[0-7]{3}|\r\n|\n|[\s\S])|'/g;
var DQUOTED_STRING_INTEREST_RE = /\\(?:\\|"|u[0-9A-Fa-f]{4}|x[0-9A-Fa-f]{2}|[0-7]{3}|\r\n|\n|[\s\S])|"/g;
MessageFormatParser.prototype.ruleInsideString = function ruleInsideString() {
var match = this.searchRe(this.stringInterestsRe);
if (match == null) {
var position = indexToLineAndColumn(this.text, this.stringStartIndex);
throw $interpolateMinErr('untermstr',
'The string beginning at line {0}, column {1} is unterminated in text “{2}”',
position.line, position.column, this.text);
}
var chars = match[0];
if (match == this.stringQuote) {
this.rule = null;
}
};
var PLURAL_OR_SELECT_ARG_TYPE_RE = /\s*(plural|select)\s*,\s*/g;
MessageFormatParser.prototype.rulePluralOrSelect = function rulePluralOrSelect() {
var match = this.searchRe(PLURAL_OR_SELECT_ARG_TYPE_RE);
if (match == null) {
this.errorExpecting();
}
var argType = match[1];
switch (argType) {
case "plural": this.rule = this.rulePluralStyle; break;
case "select": this.rule = this.ruleSelectStyle; break;
default: this.errorInParseLogic();
}
};
MessageFormatParser.prototype.rulePluralStyle = function rulePluralStyle() {
this.choices = Object.create(null);
this.ruleChoiceKeyword = this.rulePluralValueOrKeyword;
this.rule = this.rulePluralOffset;
};
MessageFormatParser.prototype.ruleSelectStyle = function ruleSelectStyle() {
this.choices = Object.create(null);
this.ruleChoiceKeyword = this.ruleSelectKeyword;
this.rule = this.ruleSelectKeyword;
};
var NUMBER_RE = /[0]|(?:[1-9][0-9]*)/g;
var PLURAL_OFFSET_RE = new RegExp("\\s*offset\\s*:\\s*(" + NUMBER_RE.source + ")", "g");
MessageFormatParser.prototype.rulePluralOffset = function rulePluralOffset() {
var match = this.matchRe(PLURAL_OFFSET_RE);
this.pluralOffset = (match == null) ? 0 : parseInt(match[1], 10);
this.expressionMinusOffsetFn = subtractOffset(this.expressionFn, this.pluralOffset);
this.rule = this.rulePluralValueOrKeyword;
};
MessageFormatParser.prototype.assertChoiceKeyIsNew = function assertChoiceKeyIsNew(choiceKey, index) {
if (this.choices[choiceKey] !== void 0) {
var position = indexToLineAndColumn(this.text, index);
throw $interpolateMinErr('dupvalue',
'The choice “{0}” is specified more than once. Duplicate key is at line {1}, column {2} in text “{3}”',
choiceKey, position.line, position.column, this.text);
}
};
var SELECT_KEYWORD = /\s*(\w+)/g;
MessageFormatParser.prototype.ruleSelectKeyword = function ruleSelectKeyword() {
var match = this.matchRe(SELECT_KEYWORD);
if (match == null) {
this.parsedFn = new SelectMessage(this.expressionFn, this.choices).parsedFn;
this.rule = null;
return;
}
this.choiceKey = match[1];
this.assertChoiceKeyIsNew(this.choiceKey, match.index);
this.rule = this.ruleMessageText;
};
var EXPLICIT_VALUE_OR_KEYWORD_RE = new RegExp("\\s*(?:(?:=(" + NUMBER_RE.source + "))|(\\w+))", "g");
MessageFormatParser.prototype.rulePluralValueOrKeyword = function rulePluralValueOrKeyword() {
var match = this.matchRe(EXPLICIT_VALUE_OR_KEYWORD_RE);
if (match == null) {
this.parsedFn = new PluralMessage(this.expressionFn, this.choices, this.pluralOffset, this.pluralCat).parsedFn;
this.rule = null;
return;
}
if (match[1] != null) {
this.choiceKey = parseInt(match[1], 10);
} else {
this.choiceKey = match[2];
}
this.assertChoiceKeyIsNew(this.choiceKey, match.index);
this.rule = this.ruleMessageText;
};
var BRACE_OPEN_RE = /\s*{/g;
var BRACE_CLOSE_RE = /}/g;
MessageFormatParser.prototype.ruleMessageText = function ruleMessageText() {
if (!this.consumeRe(BRACE_OPEN_RE)) {
var position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('reqopenbrace',
'The plural choice “{0}” must be followed by a message in braces at line {1}, column {2} in text “{3}”',
this.choiceKey, position.line, position.column, this.text);
}
this.msgStartIndex = this.index;
this.interpolationParts = new InterpolationParts(this.trustedContext, this.allOrNothing);
this.rule = this.ruleInInterpolationOrMessageText;
};
// Note: Since "\" is used as an escape character, don't allow it to be part of the
// startSymbol/endSymbol when I add the feature to allow them to be redefined.
var INTERP_OR_END_MESSAGE_RE = /\\.|{{|}/g;
var INTERP_OR_PLURALVALUE_OR_END_MESSAGE_RE = /\\.|{{|#|}/g;
var ESCAPE_OR_MUSTACHE_BEGIN_RE = /\\.|{{/g;
MessageFormatParser.prototype.advanceInInterpolationOrMessageText = function advanceInInterpolationOrMessageText() {
var currentIndex = this.index, match, re;
if (this.ruleChoiceKeyword == null) { // interpolation
match = this.searchRe(ESCAPE_OR_MUSTACHE_BEGIN_RE);
if (match == null) { // End of interpolation text. Nothing more to process.
this.textPart = this.text.substring(currentIndex);
this.index = this.text.length;
return null;
}
} else {
match = this.searchRe(this.ruleChoiceKeyword == this.rulePluralValueOrKeyword ?
INTERP_OR_PLURALVALUE_OR_END_MESSAGE_RE : INTERP_OR_END_MESSAGE_RE);
if (match == null) {
var position = indexToLineAndColumn(this.text, this.msgStartIndex);
throw $interpolateMinErr('reqendbrace',
'The plural/select choice “{0}” message starting at line {1}, column {2} does not have an ending closing brace. Text “{3}”',
this.choiceKey, position.line, position.column, this.text);
}
}
// match is non-null.
var token = match[0];
this.textPart = this.text.substring(currentIndex, match.index);
return token;
};
MessageFormatParser.prototype.ruleInInterpolationOrMessageText = function ruleInInterpolationOrMessageText() {
var currentIndex = this.index;
var token = this.advanceInInterpolationOrMessageText();
if (token == null) {
// End of interpolation text. Nothing more to process.
this.index = this.text.length;
this.interpolationParts.addText(this.text.substring(currentIndex));
this.rule = null;
return;
}
if (token[0] == "\\") {
// unescape next character and continue
this.interpolationParts.addText(this.textPart + token[1]);
return;
}
this.interpolationParts.addText(this.textPart);
if (token == "{{") {
this.pushState();
this.ruleStack.push(this.ruleEndMustacheInInterpolationOrMessage);
this.rule = this.ruleEnteredMustache;
} else if (token == "}") {
this.choices[this.choiceKey] = this.interpolationParts.toParsedFn(/*mustHaveExpression=*/false, this.text);
this.rule = this.ruleChoiceKeyword;
} else if (token == "#") {
this.interpolationParts.addExpressionFn(this.expressionMinusOffsetFn);
} else {
this.errorInParseLogic();
}
};
MessageFormatParser.prototype.ruleInterpolate = function ruleInterpolate() {
this.interpolationParts = new InterpolationParts(this.trustedContext, this.allOrNothing);
this.rule = this.ruleInInterpolation;
};
MessageFormatParser.prototype.ruleInInterpolation = function ruleInInterpolation() {
var currentIndex = this.index;
var match = this.searchRe(ESCAPE_OR_MUSTACHE_BEGIN_RE);
if (match == null) {
// End of interpolation text. Nothing more to process.
this.index = this.text.length;
this.interpolationParts.addText(this.text.substring(currentIndex));
this.parsedFn = this.interpolationParts.toParsedFn(this.mustHaveExpression, this.text);
this.rule = null;
return;
}
var token = match[0];
if (token[0] == "\\") {
// unescape next character and continue
this.interpolationParts.addText(this.text.substring(currentIndex, match.index) + token[1]);
return;
}
this.interpolationParts.addText(this.text.substring(currentIndex, match.index));
this.pushState();
this.ruleStack.push(this.ruleInterpolationEndMustache);
this.rule = this.ruleEnteredMustache;
};
MessageFormatParser.prototype.ruleInterpolationEndMustache = function ruleInterpolationEndMustache() {
var expressionFn = this.parsedFn;
this.popState();
this.interpolationParts.addExpressionFn(expressionFn);
this.rule = this.ruleInInterpolation;
};
MessageFormatParser.prototype.ruleEnteredMustache = function ruleEnteredMustache() {
this.parsedFn = null;
this.ruleStack.push(this.ruleEndMustache);
this.rule = this.ruleAngularExpression;
};
MessageFormatParser.prototype.ruleEndMustacheInInterpolationOrMessage = function ruleEndMustacheInInterpolationOrMessage() {
var expressionFn = this.parsedFn;
this.popState();
this.interpolationParts.addExpressionFn(expressionFn);
this.rule = this.ruleInInterpolationOrMessageText;
};
var INTERP_END_RE = /\s*}}/g;
MessageFormatParser.prototype.ruleEndMustache = function ruleEndMustache() {
var match = this.matchRe(INTERP_END_RE);
if (match == null) {
var position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('reqendinterp',
'Expecting end of interpolation symbol, “{0}”, at line {1}, column {2} in text “{3}”',
'}}', position.line, position.column, this.text);
}
if (this.parsedFn == null) {
// If we parsed a MessageFormat extension, (e.g. select/plural today, maybe more some other
// day), then the result *has* to be a string and those rules would have already set
// this.parsedFn. If there was no MessageFormat extension, then there is no requirement to
// stringify the result and parsedFn isn't set. We set it here. While we could have set it
// unconditionally when exiting the Angular expression, I intend for us to not just replace
// $interpolate, but also to replace $parse in a future version (so ng-bind can work), and in
// such a case we do not want to unnecessarily stringify something if it's not going to be used
// in a string context.
this.parsedFn = this.$parse(this.expressionFn, this.stringifier);
this.parsedFn['exp'] = this.expressionFn['exp']; // Needed to pretend to be $interpolate for tests copied from interpolateSpec.js
this.parsedFn['expressions'] = this.expressionFn['expressions']; // Require this to call $compile.$$addBindingInfo() which allows Protractor to find elements by binding.
}
this.rule = null;
};
MessageFormatParser.prototype.ruleAngularExpression = function ruleAngularExpression() {
this.angularOperatorStack = [];
this.expressionStartIndex = this.index;
this.rule = this.ruleInAngularExpression;
};
function getEndOperator(opBegin) {
switch (opBegin) {
case "{": return "}";
case "[": return "]";
case "(": return ")";
default: return null;
}
}
function getBeginOperator(opEnd) {
switch (opEnd) {
case "}": return "{";
case "]": return "[";
case ")": return "(";
default: return null;
}
}
// TODO(chirayu): The interpolation endSymbol must also be accounted for. It
// just so happens that "}" is an operator so it's in the list below. But we
// should support any other type of start/end interpolation symbol.
var INTERESTING_OPERATORS_RE = /[[\]{}()'",]/g;
MessageFormatParser.prototype.ruleInAngularExpression = function ruleInAngularExpression() {
var startIndex = this.index;
var match = this.searchRe(INTERESTING_OPERATORS_RE);
var position;
if (match == null) {
if (this.angularOperatorStack.length === 0) {
// This is the end of the Angular expression so this is actually a
// success. Note that when inside an interpolation, this means we even
// consumed the closing interpolation symbols if they were curlies. This
// is NOT an error at this point but will become an error further up the
// stack when the part that saw the opening curlies is unable to find the
// closing ones.
this.index = this.text.length;
this.expressionFn = this.$parse(this.text.substring(this.expressionStartIndex, this.index));
// Needed to pretend to be $interpolate for tests copied from interpolateSpec.js
this.expressionFn['exp'] = this.text.substring(this.expressionStartIndex, this.index);
this.expressionFn['expressions'] = this.expressionFn['expressions'];
this.rule = null;
return;
}
var innermostOperator = this.angularOperatorStack[0];
throw $interpolateMinErr('badexpr',
'Unexpected end of Angular expression. Expecting operator “{0}” at the end of the text “{1}”',
this.getEndOperator(innermostOperator), this.text);
}
var operator = match[0];
if (operator == "'" || operator == '"') {
this.ruleStack.push(this.ruleInAngularExpression);
this.startStringAtMatch(match);
return;
}
if (operator == ",") {
if (this.trustedContext) {
position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('unsafe',
'Use of select/plural MessageFormat syntax is currently disallowed in a secure context ({0}). At line {1}, column {2} of text “{3}”',
this.trustedContext, position.line, position.column, this.text);
}
// only the top level comma has relevance.
if (this.angularOperatorStack.length === 0) {
// todo: does this need to be trimmed?
this.expressionFn = this.$parse(this.text.substring(this.expressionStartIndex, match.index));
// Needed to pretend to be $interpolate for tests copied from interpolateSpec.js
this.expressionFn['exp'] = this.text.substring(this.expressionStartIndex, match.index);
this.expressionFn['expressions'] = this.expressionFn['expressions'];
this.rule = null;
this.rule = this.rulePluralOrSelect;
}
return;
}
if (getEndOperator(operator) != null) {
this.angularOperatorStack.unshift(operator);
return;
}
var beginOperator = getBeginOperator(operator);
if (beginOperator == null) {
this.errorInParseLogic();
}
if (this.angularOperatorStack.length > 0) {
if (beginOperator == this.angularOperatorStack[0]) {
this.angularOperatorStack.shift();
return;
}
position = indexToLineAndColumn(this.text, this.index);
throw $interpolateMinErr('badexpr',
'Unexpected operator “{0}” at line {1}, column {2} in text. Was expecting “{3}”. Text: “{4}”',
operator, position.line, position.column, getEndOperator(this.angularOperatorStack[0]), this.text);
}
// We are trying to pop off the operator stack but there really isn't anything to pop off.
this.index = match.index;
this.expressionFn = this.$parse(this.text.substring(this.expressionStartIndex, this.index));
// Needed to pretend to be $interpolate for tests copied from interpolateSpec.js
this.expressionFn['exp'] = this.text.substring(this.expressionStartIndex, this.index);
this.expressionFn['expressions'] = this.expressionFn['expressions'];
this.rule = null;
};
// NOTE: ADVANCED_OPTIMIZATIONS mode.
//
// This file is compiled with Closure compiler's ADVANCED_OPTIMIZATIONS flag! Be wary of using
// constructs incompatible with that mode.
/* global $interpolateMinErr: false */
/* global MessageFormatParser: false */
/* global stringify: false */
/**
* @ngdoc service
* @name $$messageFormat
*
* @description
* Angular internal service to recognize MessageFormat extensions in interpolation expressions.
* For more information, see:
* https://docs.google.com/a/google.com/document/d/1pbtW2yvtmFBikfRrJd8VAsabiFkKezmYZ_PbgdjQOVU/edit
*
* ## Example
*
* <example name="ngMessageFormat-example" module="msgFmtExample" deps="angular-message-format.min.js">
* <file name="index.html">
* <div ng-controller="AppController">
* <button ng-click="decreaseRecipients()" id="decreaseRecipients">decreaseRecipients</button><br>
* <span>{{recipients.length, plural, offset:1
* =0 {{{sender.name}} gave no gifts (\#=#)}
* =1 {{{sender.name}} gave one gift to {{recipients[0].name}} (\#=#)}
* one {{{sender.name}} gave {{recipients[0].name}} and one other person a gift (\#=#)}
* other {{{sender.name}} gave {{recipients[0].name}} and # other people a gift (\#=#)}
* }}</span>
* </div>
* </file>
*
* <file name="script.js">
* function Person(name, gender) {
* this.name = name;
* this.gender = gender;
* }
*
* var alice = new Person("Alice", "female"),
* bob = new Person("Bob", "male"),
* charlie = new Person("Charlie", "male"),
* harry = new Person("Harry Potter", "male");
*
* angular.module('msgFmtExample', ['ngMessageFormat'])
* .controller('AppController', ['$scope', function($scope) {
* $scope.recipients = [alice, bob, charlie];
* $scope.sender = harry;
* $scope.decreaseRecipients = function() {
* --$scope.recipients.length;
* };
* }]);
* </file>
*
* <file name="protractor.js" type="protractor">
* describe('MessageFormat plural', function() {
* it('should pluralize initial values', function() {
* var messageElem = element(by.binding('recipients.length')), decreaseRecipientsBtn = element(by.id('decreaseRecipients'));
* expect(messageElem.getText()).toEqual('Harry Potter gave Alice and 2 other people a gift (#=2)');
* decreaseRecipientsBtn.click();
* expect(messageElem.getText()).toEqual('Harry Potter gave Alice and one other person a gift (#=1)');
* decreaseRecipientsBtn.click();
* expect(messageElem.getText()).toEqual('Harry Potter gave one gift to Alice (#=0)');
* decreaseRecipientsBtn.click();
* expect(messageElem.getText()).toEqual('Harry Potter gave no gifts (#=-1)');
* });
* });
* </file>
* </example>
*/
var $$MessageFormatFactory = ['$parse', '$locale', '$sce', '$exceptionHandler', function $$messageFormat(
$parse, $locale, $sce, $exceptionHandler) {
function getStringifier(trustedContext, allOrNothing, text) {
return function stringifier(value) {
try {
value = trustedContext ? $sce['getTrusted'](trustedContext, value) : $sce['valueOf'](value);
return allOrNothing && (value === void 0) ? value : stringify(value);
} catch (err) {
$exceptionHandler($interpolateMinErr['interr'](text, err));
}
};
}
function interpolate(text, mustHaveExpression, trustedContext, allOrNothing) {
var stringifier = getStringifier(trustedContext, allOrNothing, text);
var parser = new MessageFormatParser(text, 0, $parse, $locale['pluralCat'], stringifier,
mustHaveExpression, trustedContext, allOrNothing);
parser.run(parser.ruleInterpolate);
return parser.parsedFn;
}
return {
'interpolate': interpolate
};
}];
var $$interpolateDecorator = ['$$messageFormat', '$delegate', function $$interpolateDecorator($$messageFormat, $interpolate) {
if ($interpolate['startSymbol']() != "{{" || $interpolate['endSymbol']() != "}}") {
throw $interpolateMinErr('nochgmustache', 'angular-message-format.js currently does not allow you to use custom start and end symbols for interpolation.');
}
var interpolate = $$messageFormat['interpolate'];
interpolate['startSymbol'] = $interpolate['startSymbol'];
interpolate['endSymbol'] = $interpolate['endSymbol'];
return interpolate;
}];
/**
* @ngdoc module
* @name ngMessageFormat
* @packageName angular-message-format
* @description
*/
var module = window['angular']['module']('ngMessageFormat', ['ng']);
module['factory']('$$messageFormat', $$MessageFormatFactory);
module['config'](['$provide', function($provide) {
$provide['decorator']('$interpolate', $$interpolateDecorator);
}]);
})(window, window.angular);
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