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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
/**
@module montage/core/converter/trim-converter
@requires montage/core/core
@requires montage/core/converter/converter
*/
var Montage = require("montage").Montage;
var Converter = require('core/converter/converter').Converter;
/**
Trims a string of any leading or trailing white space.
@memberof module:montage/core/converter#
@function
@param {String} str String to be trimmed.
@returns {String} The trimmed string.
*/
var trim = exports.trim = function(str) {
// from Google Closure library
// Since IE doesn't include non-breaking-space (0xa0) in their \s character
// class (as required by section 7.2 of the ECMAScript spec), we explicitly
// include it in the regexp to enforce consistent cross-browser behavior.
return str.replace(/^[\s\xa0]+|[\s\xa0]+$/g, '');
};
/**
@class module:montage/core/converter/trim-converter.TrimConverter
@classdesc Trims a string of white space.
@example
<caption>Removes leading and trailing white space from a string.</caption>
var Converter= require("core/converter/converter").Converter,
TrimConverter = require("core/converter/converter").TrimConverter;
var str = " Hello World ";
var trimConverter = TrimConverter.create();
console.log("After trim: " + trimConverter.convert(str));
// After trim: Hello World
*/
exports.TrimConverter = Montage.create(Converter, /** @lends module:montage/core/converter/trim-converter.TrimConverter# */ {
/**
@private
*/
_convert: {
value: function(v) {
if (v && typeof v === 'string') {
return trim(v);
}
}
},
/**
Trims the provided string and returns the new string.
@function
@param {String} v The string to trim.
@returns this._convert(v)
*/
convert: {value: function(v) {
return this._convert(v);
}},
/**
Reverts the conversion.
@function
@param {String} v The string to revert.
@returns this._convert(v)
*/
revert: {value: function(v) {
return this._convert(v);
}}
});
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