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<h3>dataschema <span class="subtitle">3.0.0</span></h3>
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<div class="highlight" ><pre><span class="c">/**</span>
<span class="c"> * The DataSchema utility provides a common configurable interface for widgets to</span>
<span class="c"> * apply a given schema to a variety of data.</span>
<span class="c"> *</span>
<span class="c"> * @module dataschema</span>
<span class="c"> */</span>
<span class="c">/**</span>
<span class="c"> * Provides the base DataSchema implementation, which can be extended to </span>
<span class="c"> * create DataSchemas for specific data formats, such XML, JSON, text and</span>
<span class="c"> * arrays.</span>
<span class="c"> *</span>
<span class="c"> * @module dataschema</span>
<span class="c"> * @submodule dataschema-base</span>
<span class="c"> */</span>
<span class="k">var</span> <span class="nx">LANG</span> <span class="o">=</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Lang</span><span class="o">,</span>
<span class="c">/**</span>
<span class="c"> * Base class for the YUI DataSchema Utility.</span>
<span class="c"> * @class DataSchema.Base</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">SchemaBase</span> <span class="o">=</span> <span class="o">{</span>
<span class="c">/**</span>
<span class="c"> * Overridable method returns data as-is.</span>
<span class="c"> *</span>
<span class="c"> * @method apply</span>
<span class="c"> * @param schema {Object} Schema to apply.</span>
<span class="c"> * @param data {Object} Data.</span>
<span class="c"> * @return {Object} Schema-parsed data.</span>
<span class="c"> * @static</span>
<span class="c"> */</span>
<span class="nx">apply</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">schema</span><span class="o">,</span> <span class="nx">data</span><span class="o">)</span> <span class="o">{</span>
<span class="k">return</span> <span class="nx">data</span><span class="o">;</span>
<span class="o">},</span>
<span class="c">/**</span>
<span class="c"> * Applies field parser, if defined</span>
<span class="c"> *</span>
<span class="c"> * @method parse</span>
<span class="c"> * @param value {Object} Original value.</span>
<span class="c"> * @param field {Object} Field.</span>
<span class="c"> * @return {Object} Type-converted value.</span>
<span class="c"> */</span>
<span class="nx">parse</span><span class="o">:</span> <span class="k">function</span><span class="o">(</span><span class="nx">value</span><span class="o">,</span> <span class="nx">field</span><span class="o">)</span> <span class="o">{</span>
<span class="k">if</span><span class="o">(</span><span class="nx">field</span><span class="o">.</span><span class="nx">parser</span><span class="o">)</span> <span class="o">{</span>
<span class="k">var</span> <span class="nx">parser</span> <span class="o">=</span> <span class="o">(</span><span class="nx">LANG</span><span class="o">.</span><span class="nx">isFunction</span><span class="o">(</span><span class="nx">field</span><span class="o">.</span><span class="nx">parser</span><span class="o">))</span> <span class="o">?</span>
<span class="nx">field</span><span class="o">.</span><span class="nx">parser</span> <span class="o">:</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">Parsers</span><span class="o">[</span><span class="nx">field</span><span class="o">.</span><span class="nx">parser</span><span class="o">+</span><span class="s1">''</span><span class="o">];</span>
<span class="k">if</span><span class="o">(</span><span class="nx">parser</span><span class="o">)</span> <span class="o">{</span>
<span class="nx">value</span> <span class="o">=</span> <span class="nx">parser</span><span class="o">.</span><span class="nx">call</span><span class="o">(</span><span class="k">this</span><span class="o">,</span> <span class="nx">value</span><span class="o">);</span>
<span class="o">}</span>
<span class="k">else</span> <span class="o">{</span>
<span class="nx">Y</span><span class="o">.</span><span class="nx">log</span><span class="o">(</span><span class="s2">"Could not find parser for field "</span> <span class="o">+</span> <span class="nx">Y</span><span class="o">.</span><span class="nx">dump</span><span class="o">(</span><span class="nx">field</span><span class="o">),</span> <span class="s2">"warn"</span><span class="o">,</span> <span class="s2">"dataschema-json"</span><span class="o">);</span>
<span class="o">}</span>
<span class="o">}</span>
<span class="k">return</span> <span class="nx">value</span><span class="o">;</span>
<span class="o">}</span>
<span class="o">};</span>
<span class="nx">Y</span><span class="o">.</span><span class="nx">namespace</span><span class="o">(</span><span class="s2">"DataSchema"</span><span class="o">).</span><span class="nx">Base</span> <span class="o">=</span> <span class="nx">SchemaBase</span><span class="o">;</span>
<span class="nx">Y</span><span class="o">.</span><span class="nx">namespace</span><span class="o">(</span><span class="s2">"Parsers"</span><span class="o">);</span>
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