text: /*!
  
  
   * accounting.js v0.3.2
  
  
   * Copyright 2011, Joss Crowcroft
  
  
   *
  
  
   * Freely distributable under the MIT license.
  
  
   * Portions of accounting.js are inspired or borrowed from underscore.js
  
  
   *
  
  
   * Full details and documentation:
  
  
   * http://josscrowcroft.github.com/accounting.js/
  
  
   */
  
  
  
  
  
  (function(root, undefined) {
  
  
  
  
  
  	/* --- Setup --- */
  
  
  
  
  
  	// Create the local library object, to be exported or referenced globally later
  
  
  	var lib = {};
  
  
  
  
  
  	// Current version
  
  
  	lib.version = '0.3.2';
  
  
  
  
  
  
  
  
  	/* --- Exposed settings --- */
  
  
  
  
  
  	// The library's settings configuration object. Contains default parameters for
  
  
  	// currency and number formatting
  
  
  	lib.settings = {
  
  
  		currency: {
  
  
  			symbol : "",		// default currency symbol is '$'
  
  
  			format : "%s%v",	// controls output: %s = symbol, %v = value (can be object, see docs)
  
  
  			decimal : ".",		// decimal point separator
  
  
  			thousand : ",",		// thousands separator
  
  
  			precision :0,		// decimal places
  
  
  			grouping : 3		// digit grouping (not implemented yet)
  
  
  		},
  
  
  		number: {
  
  
  			precision : 0,		// default precision on numbers is 0
  
  
  			grouping : 3,		// digit grouping (not implemented yet)
  
  
  			thousand : ",",
  
  
  			decimal : "."
  
  
  		}
  
  
  	};
  
  
  
  
  
  
  
  
  	/* --- Internal Helper Methods --- */
  
  
  
  
  
  	// Store reference to possibly-available ECMAScript 5 methods for later
  
  
  	var nativeMap = Array.prototype.map,
  
  
  		nativeIsArray = Array.isArray,
  
  
  		toString = Object.prototype.toString;
  
  
  
  
  
  	/**
  
  
  	 * Tests whether supplied parameter is a string
  
  
  	 * from underscore.js
  
  
  	 */
  
  
  	function isString(obj) {
  
  
  		return !!(obj === '' || (obj && obj.charCodeAt && obj.substr));
  
  
  	}
  
  
  
  
  
  	/**
  
  
  	 * Tests whether supplied parameter is a string
  
  
  	 * from underscore.js, delegates to ECMA5's native Array.isArray
  
  
  	 */
  
  
  	function isArray(obj) {
  
  
  		return nativeIsArray ? nativeIsArray(obj) : toString.call(obj) === '[object Array]';
  
  
  	}
  
  
  
  
  
  	/**
  
  
  	 * Tests whether supplied parameter is a true object
  
  
  	 */
  
  
  	function isObject(obj) {
  
  
  		return obj && toString.call(obj) === '[object Object]';
  
  
  	}
  
  
  
  
  
  	/**
  
  
  	 * Extends an object with a defaults object, similar to underscore's _.defaults
  
  
  	 *
  
  
  	 * Used for abstracting parameter handling from API methods
  
  
  	 */
  
  
  	function defaults(object, defs) {
  
  
  		var key;
  
  
  		object = object || {};
  
  
  		defs = defs || {};
  
  
  		// Iterate over object non-prototype properties:
  
  
  		for (key in defs) {
  
  
  			if (defs.hasOwnProperty(key)) {
  
  
  				// Replace values with defaults only if undefined (allow empty/zero values):
  
  
  				if (object[key] == null) object[key] = defs[key];
  
  
  			}
  
  
  		}
  
  
  		return object;
  
  
  	}
  
  
  
  
  
  	/**
  
  
  	 * Implementation of `Array.map()` for iteration loops
  
  
  	 *
  
  
  	 * Returns a new Array as a result of calling `iterator` on each array value.
  
  
  	 * Defers to native Array.map if available
  
  
  	 */
  
  
  	function map(obj, iterator, context) {
  
  
  		var results = [], i, j;
  
  
  
  
  
  		if (!obj) return results;
  
  
  
  
  
  		// Use native .map method if it exists:
  
  
  		if (nativeMap && obj.map === nativeMap) return obj.map(iterator, context);
  
  
  
  
  
  		// Fallback for native .map:
  
  
  		for (i = 0, j = obj.length; i < j; i++ ) {
  
  
  			results[i] = iterator.call(context, obj[i], i, obj);
  
  
  		}
  
  
  		return results;
  
  
  	}
  
  
  
  
  
  	/**
  
  
  	 * Check and normalise the value of precision (must be positive integer)
  
  
  	 */
  
  
  	function checkPrecision(val, base) {
  
  
  		val = Math.round(Math.abs(val));
  
  
  		return isNaN(val)? base : val;
  
  
  	}
  
  
  
  
  
  
  
  
  	/**
  
  
  	 * Parses a format string or object and returns format obj for use in rendering
  
  
  	 *
  
  
  	 * `format` is either a string with the default (positive) format, or object
  
  
  	 * containing `pos` (required), `neg` and `zero` values (or a function returning
  
  
  	 * either a string or object)
  
  
  	 *
  
  
  	 * Either string or format.pos must contain "%v" (value) to be valid
  
  
  	 */
  
  
  	function checkCurrencyFormat(format) {
  
  
  		var defaults = lib.settings.currency.format;
  
  
  
  
  
  		// Allow function as format parameter (should return string or object):
  
  
  		if ( typeof format === "function" ) format = format();
  
  
  
  
  
  		// Format can be a string, in which case `value` ("%v") must be present:
  
  
  		if ( isString( format ) && format.match("%v") ) {
  
  
  
  
  
  			// Create and return positive, negative and zero formats:
  
  
  			return {
  
  
  				pos : format,
  
  
  				neg : format.replace("-", "").replace("%v", "-%v"),
  
  
  				zero : format
  
  
  			};
  
  
  
  
  
  		// If no format, or object is missing valid positive value, use defaults:
  
  
  		} else if ( !format || !format.pos || !format.pos.match("%v") ) {
  
  
  
  
  
  			// If defaults is a string, casts it to an object for faster checking next time:
  
  
  			return ( !isString( defaults ) ) ? defaults : lib.settings.currency.format = {
  
  
  				pos : defaults,
  
  
  				neg : defaults.replace("%v", "-%v"),
  
  
  				zero : defaults
  
  
  			};
  
  
  
  
  
  		}
  
  
  		// Otherwise, assume format was fine:
  
  
  		return format;
  
  
  	}
  
  
  
  
  
  
  
  
  	/* --- API Methods --- */
  
  
  
  
  
  	/**
  
  
  	 * Takes a string/array of strings, removes all formatting/cruft and returns the raw float value
  
  
  	 * alias: accounting.`parse(string)`
  
  
  	 *
  
  
  	 * Decimal must be included in the regular expression to match floats (defaults to
  
  
  	 * accounting.settings.number.decimal), so if the number uses a non-standard decimal
  
  
  	 * separator, provide it as the second argument.
  
  
  	 *
  
  
  	 * Also matches bracketed negatives (eg. "$ (1.99)" => -1.99)
  
  
  	 *
  
  
  	 * Doesn't throw any errors (`NaN`s become 0) but this may change in future
  
  
  	 */
  
  
  	var unformat = lib.unformat = lib.parse = function(value, decimal) {
  
  
  		// Recursively unformat arrays:
  
  
  		if (isArray(value)) {
  
  
  			return map(value, function(val) {
  
  
  				return unformat(val, decimal);
  
  
  			});
  
  
  		}
  
  
  
  
  
  		// Fails silently (need decent errors):
  
  
  		value = value || 0;
  
  
  
  
  
  		// Return the value as-is if it's already a number:
  
  
  		if (typeof value === "number") return value;
  
  
  
  
  
  		// Default decimal point comes from settings, but could be set to eg. "," in opts:
  
  
  		decimal = decimal || lib.settings.number.decimal;
  
  
  
  
  
  		 // Build regex to strip out everything except digits, decimal point and minus sign:
  
  
  		var regex = new RegExp("[^0-9-" + decimal + "]", ["g"]),
  
  
  			unformatted = parseFloat(
  
  
  				("" + value)
  
  
  				.replace(/\((.*)\)/, "-$1") // replace bracketed values with negatives
  
  
  				.replace(regex, '')         // strip out any cruft
  
  
  				.replace(decimal, '.')      // make sure decimal point is standard
  
  
  			);
  
  
  
  
  
  		// This will fail silently which may cause trouble, let's wait and see:
  
  
  		return !isNaN(unformatted) ? unformatted : 0;
  
  
  	};
  
  
  
  
  
  
  
  
  	/**
  
  
  	 * Implementation of toFixed() that treats floats more like decimals
  
  
  	 *
  
  
  	 * Fixes binary rounding issues (eg. (0.615).toFixed(2) === "0.61") that present
  
  
  	 * problems for accounting- and finance-related software.
  
  
  	 */
  
  
  	var toFixed = lib.toFixed = function(value, precision) {
  
  
  		precision = checkPrecision(precision, lib.settings.number.precision);
  
  
  		var power = Math.pow(10, precision);
  
  
  
  
  
  		// Multiply up by precision, round accurately, then divide and use native toFixed():
  
  
  		return (Math.round(lib.unformat(value) * power) / power).toFixed(precision);
  
  
  	};
  
  
  
  
  
  
  
  
  	/**
  
  
  	 * Format a number, with comma-separated thousands and custom precision/decimal places
  
  
  	 *
  
  
  	 * Localise by overriding the precision and thousand / decimal separators
  
  
  	 * 2nd parameter `precision` can be an object matching `settings.number`
  
  
  	 */
  
  
  	var formatNumber = lib.formatNumber = function(number, precision, thousand, decimal) {
  
  
  		// Resursively format arrays:
  
  
  		if (isArray(number)) {
  
  
  			return map(number, function(val) {
  
  
  				return formatNumber(val, precision, thousand, decimal);
  
  
  			});
  
  
  		}
  
  
  
  
  
  		// Clean up number:
  
  
  		number = unformat(number);
  
  
  
  
  
  		// Build options object from second param (if object) or all params, extending defaults:
  
  
  		var opts = defaults(
  
  
  				(isObject(precision) ? precision : {
  
  
  					precision : precision,
  
  
  					thousand : thousand,
  
  
  					decimal : decimal
  
  
  				}),
  
  
  				lib.settings.number
  
  
  			),
  
  
  
  
  
  			// Clean up precision
  
  
  			usePrecision = checkPrecision(opts.precision),
  
  
  
  
  
  			// Do some calc:
  
  
  			negative = number < 0 ? "-" : "",
  
  
  			base = parseInt(toFixed(Math.abs(number || 0), usePrecision), 10) + "",
  
  
  			mod = base.length > 3 ? base.length % 3 : 0;
  
  
  
  
  
  		// Format the number:
  
  
  		return negative + (mod ? base.substr(0, mod) + opts.thousand : "") + base.substr(mod).replace(/(\d{3})(?=\d)/g, "$1" + opts.thousand) + (usePrecision ? opts.decimal + toFixed(Math.abs(number), usePrecision).split('.')[1] : "");
  
  
  	};
  
  
  
  
  
  
  
  
  	/**
  
  
  	 * Format a number into currency
  
  
  	 *
  
  
  	 * Usage: accounting.formatMoney(number, symbol, precision, thousandsSep, decimalSep, format)
  
  
  	 * defaults: (0, "$", 2, ",", ".", "%s%v")
  
  
  	 *
  
  
  	 * Localise by overriding the symbol, precision, thousand / decimal separators and format
  
  
  	 * Second param can be an object matching `settings.currency` which is the easiest way.
  
  
  	 *
  
  
  	 * To do: tidy up the parameters
  
  
  	 */
  
  
  	var formatMoney = lib.formatMoney = function(number, symbol, precision, thousand, decimal, format) {
  
  
  		// Resursively format arrays:
  
  
  		if (isArray(number)) {
  
  
  			return map(number, function(val){
  
  
  				return formatMoney(val, symbol, precision, thousand, decimal, format);
  
  
  			});
  
  
  		}
  
  
  
  
  
  		// Clean up number:
  
  
  		number = unformat(number);
  
  
  
  
  
  		// Build options object from second param (if object) or all params, extending defaults:
  
  
  		var opts = defaults(
  
  
  				(isObject(symbol) ? symbol : {
  
  
  					symbol : symbol,
  
  
  					precision : precision,
  
  
  					thousand : thousand,
  
  
  					decimal : decimal,
  
  
  					format : format
  
  
  				}),
  
  
  				lib.settings.currency
  
  
  			),
  
  
  
  
  
  			// Check format (returns object with pos, neg and zero):
  
  
  			formats = checkCurrencyFormat(opts.format),
  
  
  
  
  
  			// Choose which format to use for this value:
  
  
  			useFormat = number > 0 ? formats.pos : number < 0 ? formats.neg : formats.zero;
  
  
  
  
  
  		// Return with currency symbol added:
  
  
  		return useFormat.replace('%s', opts.symbol).replace('%v', formatNumber(Math.abs(number), checkPrecision(opts.precision), opts.thousand, opts.decimal));
  
  
  	};
  
  
  
  
  
  
  
  
  	/**
  
  
  	 * Format a list of numbers into an accounting column, padding with whitespace
  
  
  	 * to line up currency symbols, thousand separators and decimals places
  
  
  	 *
  
  
  	 * List should be an array of numbers
  
  
  	 * Second parameter can be an object containing keys that match the params
  
  
  	 *
  
  
  	 * Returns array of accouting-formatted number strings of same length
  
  
  	 *
  
  
  	 * NB: `white-space:pre` CSS rule is required on the list container to prevent
  
  
  	 * browsers from collapsing the whitespace in the output strings.
  
  
  	 */
  
  
  	lib.formatColumn = function(list, symbol, precision, thousand, decimal, format) {
  
  
  		if (!list) return [];
  
  
  
  
  
  		// Build options object from second param (if object) or all params, extending defaults:
  
  
  		var opts = defaults(
  
  
  				(isObject(symbol) ? symbol : {
  
  
  					symbol : symbol,
  
  
  					precision : precision,
  
  
  					thousand : thousand,
  
  
  					decimal : decimal,
  
  
  					format : format
  
  
  				}),
  
  
  				lib.settings.currency
  
  
  			),
  
  
  
  
  
  			// Check format (returns object with pos, neg and zero), only need pos for now:
  
  
  			formats = checkCurrencyFormat(opts.format),
  
  
  
  
  
  			// Whether to pad at start of string or after currency symbol:
  
  
  			padAfterSymbol = formats.pos.indexOf("%s") < formats.pos.indexOf("%v") ? true : false,
  
  
  
  
  
  			// Store value for the length of the longest string in the column:
  
  
  			maxLength = 0,
  
  
  
  
  
  			// Format the list according to options, store the length of the longest string:
  
  
  			formatted = map(list, function(val, i) {
  
  
  				if (isArray(val)) {
  
  
  					// Recursively format columns if list is a multi-dimensional array:
  
  
  					return lib.formatColumn(val, opts);
  
  
  				} else {
  
  
  					// Clean up the value
  
  
  					val = unformat(val);
  
  
  
  
  
  					// Choose which format to use for this value (pos, neg or zero):
  
  
  					var useFormat = val > 0 ? formats.pos : val < 0 ? formats.neg : formats.zero,
  
  
  
  
  
  						// Format this value, push into formatted list and save the length:
  
  
  						fVal = useFormat.replace('%s', opts.symbol).replace('%v', formatNumber(Math.abs(val), checkPrecision(opts.precision), opts.thousand, opts.decimal));
  
  
  
  
  
  					if (fVal.length > maxLength) maxLength = fVal.length;
  
  
  					return fVal;
  
  
  				}
  
  
  			});
  
  
  
  
  
  		// Pad each number in the list and send back the column of numbers:
  
  
  		return map(formatted, function(val, i) {
  
  
  			// Only if this is a string (not a nested array, which would have already been padded):
  
  
  			if (isString(val) && val.length < maxLength) {
  
  
  				// Depending on symbol position, pad after symbol or at index 0:
  
  
  				return padAfterSymbol ? val.replace(opts.symbol, opts.symbol+(new Array(maxLength - val.length + 1).join(" "))) : (new Array(maxLength - val.length + 1).join(" ")) + val;
  
  
  			}
  
  
  			return val;
  
  
  		});
  
  
  	};
  
  
  
  
  
  
  
  
  	/* --- Module Definition --- */
  
  
  
  
  
  	// Export accounting for CommonJS. If being loaded as an AMD module, define it as such.
  
  
  	// Otherwise, just add `accounting` to the global object
  
  
  	if (typeof exports !== 'undefined') {
  
  
  		if (typeof module !== 'undefined' && module.exports) {
  
  
  			exports = module.exports = lib;
  
  
  		}
  
  
  		exports.accounting = lib;
  
  
  	} else if (typeof define === 'function' && define.amd) {
  
  
  		// Return the library as an AMD module:
  
  
  		define([], function() {
  
  
  			return lib;
  
  
  		});
  
  
  	} else {
  
  
  		// Use accounting.noConflict to restore `accounting` back to its original value.
  
  
  		// Returns a reference to the library's `accounting` object;
  
  
  		// e.g. `var numbers = accounting.noConflict();`
  
  
  		lib.noConflict = (function(oldAccounting) {
  
  
  			return function() {
  
  
  				// Reset the value of the root's `accounting` variable:
  
  
  				root.accounting = oldAccounting;
  
  
  				// Delete the noConflict method:
  
  
  				lib.noConflict = undefined;
  
  
  				// Return reference to the library to re-assign it:
  
  
  				return lib;
  
  
  			};
  
  
  		})(root.accounting);
  
  
  
  
  
  		// Declare `fx` on the root (global/window) object:
  
  
  		root['accounting'] = lib;
  
  
  	}
  
  
  
  
  
  	// Root will be `window` in browser or `global` on the server:
  
  
  }(this));