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https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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37 lines
940 B
JavaScript
37 lines
940 B
JavaScript
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/*!
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* UnicodeJS TextString class.
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*
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* @copyright 2013 UnicodeJS team and others; see AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* This class provides a simple interface to fetching plain text
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* from a data source. The base class reads data from a string, but
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* an extended class could provide access to a more complex structure,
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* e.g. an array or an HTML document tree.
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*
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* @class unicodeJS.TextString
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* @constructor
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* @param {string} text Text
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*/
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unicodeJS.TextString = function UnicodeJSTextString( text ) {
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this.text = text;
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};
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/* Methods */
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/**
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* Read character at specified position
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*
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* @method
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* @param {number} position Position to read from
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* @returns {string|null} Character, or null if out of bounds
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*/
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unicodeJS.TextString.prototype.read = function ( position ) {
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if ( position < 0 || position >= this.text.length ) {
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return null;
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}
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return this.text.charAt( position );
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};
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