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+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
+ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+ <title>JSON</title>
+ <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="../css/reset.css" type="text/css" media="screen" />
+<link rel="stylesheet" href="../css/main.css" type="text/css" media="screen" />
+<link rel="stylesheet" href="../css/github.css" type="text/css" media="screen" />
+<script src="../js/jquery-1.3.2.min.js" type="text/javascript" charset="utf-8"></script>
+<script src="../js/jquery-effect.js" type="text/javascript" charset="utf-8"></script>
+<script src="../js/main.js" type="text/javascript" charset="utf-8"></script>
+<script src="../js/highlight.pack.js" type="text/javascript" charset="utf-8"></script>
+
+</head>
+
+<body>
+ <div class="banner">
+
+ <h1>
+ <span class="type">Module</span>
+ JSON
+
+ </h1>
+ <ul class="files">
+
+ <li><a href="../files/lib/json_rb.html">lib/json.rb</a></li>
+
+ <li><a href="../files/lib/json/version_rb.html">lib/json/version.rb</a></li>
+
+ <li><a href="../files/lib/json/common_rb.html">lib/json/common.rb</a></li>
+
+ <li><a href="../files/lib/json/pure/generator_rb.html">lib/json/pure/generator.rb</a></li>
+
+ <li><a href="../files/lib/json/pure/parser_rb.html">lib/json/pure/parser.rb</a></li>
+
+ <li><a href="../files/lib/json/ext_rb.html">lib/json/ext.rb</a></li>
+
+ <li><a href="../files/lib/json/pure_rb.html">lib/json/pure.rb</a></li>
+
+ <li><a href="../files/lib/json/generic_object_rb.html">lib/json/generic_object.rb</a></li>
+
+ <li><a href="../files/ext/json/ext/parser/parser_c.html">ext/json/ext/parser/parser.c</a></li>
+
+ <li><a href="../files/ext/json/ext/generator/generator_c.html">ext/json/ext/generator/generator.c</a></li>
+
+ </ul>
+ </div>
+ <div id="bodyContent">
+ <div id="content">
+
+
+
+
+
+
+
+
+
+
+
+ <!-- Namespace -->
+ <div class="sectiontitle">Namespace</div>
+ <ul>
+
+ <li>
+ <span class="type">MODULE</span>
+ <a href="JSON/Ext.html">JSON::Ext</a>
+ </li>
+
+ <li>
+ <span class="type">MODULE</span>
+ <a href="JSON/Pure.html">JSON::Pure</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/CircularDatastructure.html">JSON::CircularDatastructure</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/GeneratorError.html">JSON::GeneratorError</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/GenericObject.html">JSON::GenericObject</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/JSONError.html">JSON::JSONError</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/MissingUnicodeSupport.html">JSON::MissingUnicodeSupport</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/NestingError.html">JSON::NestingError</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/ParserError.html">JSON::ParserError</a>
+ </li>
+
+ <li>
+ <span class="type">CLASS</span>
+ <a href="JSON/GeneratorError.html">JSON::UnparserError</a>
+ </li>
+
+ </ul>
+
+
+
+
+ <!-- Method ref -->
+ <div class="sectiontitle">Methods</div>
+ <dl class="methods">
+
+ <dt>#</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-c-5B-5D">[]</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>C</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-c-const_defined_in-3F">const_defined_in?</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>D</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-i-dump">dump</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>F</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-i-fast_generate">fast_generate</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>G</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-i-generate">generate</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>I</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-c-iconv">iconv</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>L</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-i-load">load</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>P</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-i-parse">parse</a>,
+ </li>
+
+
+ <li>
+ <a href="#method-i-parse-21">parse!</a>,
+ </li>
+
+
+ <li>
+ <a href="#method-i-pretty_generate">pretty_generate</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ <dt>R</dt>
+ <dd>
+ <ul>
+
+
+ <li>
+ <a href="#method-i-recurse_proc">recurse_proc</a>,
+ </li>
+
+
+ <li>
+ <a href="#method-c-restore">restore</a>
+ </li>
+
+ </ul>
+ </dd>
+
+ </dl>
+
+
+
+
+
+
+
+
+
+
+
+
+
+ <!-- Section constants -->
+ <div class="sectiontitle">Constants</div>
+ <table border='0' cellpadding='5'>
+
+ <tr valign='top'>
+ <td class="attr-name">VERSION</td>
+ <td>=</td>
+ <td class="attr-value">'1.7.4'</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"><p><a href="JSON.html">JSON</a> version</p></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">VERSION_ARRAY</td>
+ <td>=</td>
+ <td class="attr-value">VERSION.split(/\./).map { |x| x.to_i }</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">VERSION_MAJOR</td>
+ <td>=</td>
+ <td class="attr-value">VERSION_ARRAY[0]</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">VERSION_MINOR</td>
+ <td>=</td>
+ <td class="attr-value">VERSION_ARRAY[1]</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">VERSION_BUILD</td>
+ <td>=</td>
+ <td class="attr-value">VERSION_ARRAY[2]</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">NaN</td>
+ <td>=</td>
+ <td class="attr-value">0.0/0</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">Infinity</td>
+ <td>=</td>
+ <td class="attr-value">1.0/0</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">MinusInfinity</td>
+ <td>=</td>
+ <td class="attr-value">-Infinity</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">UnparserError</td>
+ <td>=</td>
+ <td class="attr-value">GeneratorError</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"><p>For backwards compatibility</p></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">MAP</td>
+ <td>=</td>
+ <td class="attr-value">{
+&quot;\x0&quot; =&gt; '\u0000',
+&quot;\x1&quot; =&gt; '\u0001',
+&quot;\x2&quot; =&gt; '\u0002',
+&quot;\x3&quot; =&gt; '\u0003',
+&quot;\x4&quot; =&gt; '\u0004',
+&quot;\x5&quot; =&gt; '\u0005',
+&quot;\x6&quot; =&gt; '\u0006',
+&quot;\x7&quot; =&gt; '\u0007',
+&quot;\b&quot; =&gt; '\b',
+&quot;\t&quot; =&gt; '\t',
+&quot;\n&quot; =&gt; '\n',
+&quot;\xb&quot; =&gt; '\u000b',
+&quot;\f&quot; =&gt; '\f',
+&quot;\r&quot; =&gt; '\r',
+&quot;\xe&quot; =&gt; '\u000e',
+&quot;\xf&quot; =&gt; '\u000f',
+&quot;\x10&quot; =&gt; '\u0010',
+&quot;\x11&quot; =&gt; '\u0011',
+&quot;\x12&quot; =&gt; '\u0012',
+&quot;\x13&quot; =&gt; '\u0013',
+&quot;\x14&quot; =&gt; '\u0014',
+&quot;\x15&quot; =&gt; '\u0015',
+&quot;\x16&quot; =&gt; '\u0016',
+&quot;\x17&quot; =&gt; '\u0017',
+&quot;\x18&quot; =&gt; '\u0018',
+&quot;\x19&quot; =&gt; '\u0019',
+&quot;\x1a&quot; =&gt; '\u001a',
+&quot;\x1b&quot; =&gt; '\u001b',
+&quot;\x1c&quot; =&gt; '\u001c',
+&quot;\x1d&quot; =&gt; '\u001d',
+&quot;\x1e&quot; =&gt; '\u001e',
+&quot;\x1f&quot; =&gt; '\u001f',
+'&quot;' =&gt; '\&quot;',
+'\\' =&gt; '\\\\',
+}</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ <tr valign='top'>
+ <td class="attr-name">JSON_LOADED</td>
+ <td>=</td>
+ <td class="attr-value">true unless defined?(::JSON::JSON_LOADED)</td>
+ </tr>
+
+ <tr valign='top'>
+ <td>&nbsp;</td>
+ <td colspan="2" class="attr-desc"></td>
+ </tr>
+
+
+ </table>
+
+
+
+
+ <!-- Section attributes -->
+ <div class="sectiontitle">Attributes</div>
+ <table border='0' cellpadding='5'>
+
+ <tr valign='top'>
+ <td class='attr-rw'>
+ [RW]
+ </td>
+ <td class='attr-name'>create_id</td>
+ <td class='attr-desc'><p>This is create identifier, which is used to decide if the
+<em>json_create</em> hook of a class should be called. It defaults to
+‘json_class’.</p></td>
+ </tr>
+
+ <tr valign='top'>
+ <td class='attr-rw'>
+ [RW]
+ </td>
+ <td class='attr-name'>dump_default_options</td>
+ <td class='attr-desc'><p>The global default options for the <a
+href="JSON.html#method-i-dump">#dump</a> method:</p>
+
+<pre>:max_nesting: false
+:allow_nan: true
+:quirks_mode: true</pre></td>
+ </tr>
+
+ <tr valign='top'>
+ <td class='attr-rw'>
+ [R]
+ </td>
+ <td class='attr-name'>generator</td>
+ <td class='attr-desc'><p>Returns the <a href="JSON.html">JSON</a> generator module that is used by
+<a href="JSON.html">JSON</a>. This is either <a
+href="JSON/Ext/Generator.html">JSON::Ext::Generator</a> or <a
+href="JSON/Pure/Generator.html">JSON::Pure::Generator</a>.</p></td>
+ </tr>
+
+ <tr valign='top'>
+ <td class='attr-rw'>
+ [RW]
+ </td>
+ <td class='attr-name'>load_default_options</td>
+ <td class='attr-desc'><p>The global default options for the <a
+href="JSON.html#method-i-load">#load</a> method:</p>
+
+<pre>:max_nesting: false
+:allow_nan: true
+:quirks_mode: true</pre></td>
+ </tr>
+
+ <tr valign='top'>
+ <td class='attr-rw'>
+ [R]
+ </td>
+ <td class='attr-name'>parser</td>
+ <td class='attr-desc'><p>Returns the <a href="JSON.html">JSON</a> parser class that is used by <a
+href="JSON.html">JSON</a>. This is either <a
+href="JSON/Ext/Parser.html">JSON::Ext::Parser</a> or <a
+href="JSON/Pure/Parser.html">JSON::Pure::Parser</a>.</p></td>
+ </tr>
+
+ <tr valign='top'>
+ <td class='attr-rw'>
+ [RW]
+ </td>
+ <td class='attr-name'>state</td>
+ <td class='attr-desc'><p>Returns the <a href="JSON.html">JSON</a> generator state class that is used
+by <a href="JSON.html">JSON</a>. This is either <a
+href="JSON/Ext/Generator/State.html">JSON::Ext::Generator::State</a> or <a
+href="JSON/Pure/Generator/State.html">JSON::Pure::Generator::State</a>.</p></td>
+ </tr>
+
+ </table>
+
+
+
+ <!-- Methods -->
+
+ <div class="sectiontitle">Class Public methods</div>
+
+ <div class="method">
+ <div class="title method-title" id="method-c-5B-5D">
+
+ <a name="method-c-5B-5D"></a><b>[]</b>(object, opts = {})
+
+ </div>
+
+
+ <div class="description">
+ <p>If <em>object</em> is string-like, parse the string and return the parsed
+result as a Ruby data structure. Otherwise generate a <a
+href="JSON.html">JSON</a> text from the Ruby data structure object and
+return it.</p>
+
+<p>The <em>opts</em> argument is passed through to generate/parse
+respectively. See generate and parse for their documentation.</p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-c-5B-5D_source')" id="l_method-c-5B-5D_source">show</a>
+
+ </p>
+ <div id="method-c-5B-5D_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 12</span>
+<span class="ruby-keyword">def</span> <span class="ruby-operator">[]</span>(<span class="ruby-keyword ruby-title">object</span>, <span class="ruby-identifier">opts</span> = {})
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">object</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_str</span>
+ <span class="ruby-constant">JSON</span>.<span class="ruby-identifier">parse</span>(<span class="ruby-identifier">object</span>.<span class="ruby-identifier">to_str</span>, <span class="ruby-identifier">opts</span>)
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-constant">JSON</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-identifier">object</span>, <span class="ruby-identifier">opts</span>)
+ <span class="ruby-keyword">end</span>
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-c-const_defined_in-3F">
+
+ <a name="method-c-const_defined_in-3F"></a><b>const_defined_in?</b>(modul, constant)
+
+ </div>
+
+
+ <div class="description">
+
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-c-const_defined_in-3F_source')" id="l_method-c-const_defined_in-3F_source">show</a>
+
+ </p>
+ <div id="method-c-const_defined_in-3F_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 425</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">self</span>.<span class="ruby-identifier">const_defined_in?</span>(<span class="ruby-identifier">modul</span>, <span class="ruby-identifier">constant</span>)
+ <span class="ruby-identifier">modul</span>.<span class="ruby-identifier">const_defined?</span>(<span class="ruby-identifier">constant</span>)
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-c-iconv">
+
+ <a name="method-c-iconv"></a><b>iconv</b>(to, from, string)
+
+ </div>
+
+
+ <div class="description">
+ <p>Encodes string using Ruby’s <em>String.encode</em></p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-c-iconv_source')" id="l_method-c-iconv_source">show</a>
+
+ </p>
+ <div id="method-c-iconv_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 413</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">self</span>.<span class="ruby-identifier">iconv</span>(<span class="ruby-identifier">to</span>, <span class="ruby-identifier">from</span>, <span class="ruby-identifier">string</span>)
+ <span class="ruby-identifier">string</span>.<span class="ruby-identifier">encode</span>(<span class="ruby-identifier">to</span>, <span class="ruby-identifier">from</span>)
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-c-restore">
+
+ <a name="method-c-restore"></a><b>restore</b>(source, proc = nil)
+
+ </div>
+
+
+ <div class="description">
+
+ </div>
+
+
+
+
+
+ </div>
+
+ <div class="sectiontitle">Instance Public methods</div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-dump">
+
+ <a name="method-i-dump"></a><b>dump</b>(obj, anIO = nil, limit = nil)
+
+ </div>
+
+
+ <div class="description">
+ <p>Dumps <em>obj</em> as a <a href="JSON.html">JSON</a> string, i.e. calls
+generate on the object and returns the result.</p>
+
+<p>If anIO (an IO-like object or an object that responds to the write method)
+was given, the resulting <a href="JSON.html">JSON</a> is written to it.</p>
+
+<p>If the number of nested arrays or objects exceeds <em>limit</em>, an
+ArgumentError exception is raised. This argument is similar (but not
+exactly the same!) to the <em>limit</em> argument in Marshal.dump.</p>
+
+<p>The default options for the generator can be changed via the <a
+href="JSON.html#attribute-c-dump_default_options">::dump_default_options</a>
+method.</p>
+
+<p>This method is part of the implementation of the load/dump interface of
+Marshal and YAML.</p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-dump_source')" id="l_method-i-dump_source">show</a>
+
+ </p>
+ <div id="method-i-dump_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 377</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">dump</span>(<span class="ruby-identifier">obj</span>, <span class="ruby-identifier">anIO</span> = <span class="ruby-keyword">nil</span>, <span class="ruby-identifier">limit</span> = <span class="ruby-keyword">nil</span>)
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">anIO</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">limit</span>.<span class="ruby-identifier">nil?</span>
+ <span class="ruby-identifier">anIO</span> = <span class="ruby-identifier">anIO</span>.<span class="ruby-identifier">to_io</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">anIO</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:to_io</span>)
+ <span class="ruby-keyword">unless</span> <span class="ruby-identifier">anIO</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:write</span>)
+ <span class="ruby-identifier">limit</span> = <span class="ruby-identifier">anIO</span>
+ <span class="ruby-identifier">anIO</span> = <span class="ruby-keyword">nil</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-constant">JSON</span>.<span class="ruby-identifier">dump_default_options</span>
+ <span class="ruby-identifier">limit</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">update</span>(<span class="ruby-value">:max_nesting</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">limit</span>)
+ <span class="ruby-identifier">result</span> = <span class="ruby-identifier">generate</span>(<span class="ruby-identifier">obj</span>, <span class="ruby-identifier">opts</span>)
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">anIO</span>
+ <span class="ruby-identifier">anIO</span>.<span class="ruby-identifier">write</span> <span class="ruby-identifier">result</span>
+ <span class="ruby-identifier">anIO</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">result</span>
+ <span class="ruby-keyword">end</span>
+<span class="ruby-keyword">rescue</span> <span class="ruby-constant">JSON</span><span class="ruby-operator">::</span><span class="ruby-constant">NestingError</span>
+ <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-string">&quot;exceed depth limit&quot;</span>
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-fast_generate">
+
+ <a name="method-i-fast_generate"></a><b>fast_generate</b>(obj, opts = nil)
+
+ </div>
+
+
+ <div class="description">
+ <p>Generate a <a href="JSON.html">JSON</a> document from the Ruby data
+structure <em>obj</em> and return it. This method disables the checks for
+circles in Ruby objects.</p>
+
+<p><strong>WARNING</strong>: Be careful not to pass any Ruby data structures
+with circles as <em>obj</em> argument because this will cause <a
+href="JSON.html">JSON</a> to go into an infinite loop.</p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-fast_generate_source')" id="l_method-i-fast_generate_source">show</a>
+
+ </p>
+ <div id="method-i-fast_generate_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 238</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">fast_generate</span>(<span class="ruby-identifier">obj</span>, <span class="ruby-identifier">opts</span> = <span class="ruby-keyword">nil</span>)
+ <span class="ruby-keyword">if</span> <span class="ruby-constant">State</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">opts</span>
+ <span class="ruby-identifier">state</span>, <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>, <span class="ruby-keyword">nil</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">state</span> = <span class="ruby-constant">FAST_STATE_PROTOTYPE</span>.<span class="ruby-identifier">dup</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_hash</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">to_hash</span>
+ <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_h</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">to_h</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">raise</span> <span class="ruby-constant">TypeError</span>, <span class="ruby-node">&quot;can't convert #{opts.class} into Hash&quot;</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">state</span>.<span class="ruby-identifier">configure</span>(<span class="ruby-identifier">opts</span>)
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">state</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-identifier">obj</span>)
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-generate">
+
+ <a name="method-i-generate"></a><b>generate</b>(obj, opts = nil)
+
+ </div>
+
+
+ <div class="description">
+ <p>Generate a <a href="JSON.html">JSON</a> document from the Ruby data
+structure <em>obj</em> and return it. <em>state</em> is * a JSON::State
+object,</p>
+<ul><li>
+<p>or a Hash like object (responding to to_hash),</p>
+</li><li>
+<p>an object convertible into a hash by a to_h method,</p>
+</li></ul>
+
+<p>that is used as or to configure a State object.</p>
+
+<p>It defaults to a state object, that creates the shortest possible <a
+href="JSON.html">JSON</a> text in one line, checks for circular data
+structures and doesn’t allow <a href="JSON.html#NaN">NaN</a>, <a
+href="JSON.html#Infinity">Infinity</a>, and -<a
+href="JSON.html#Infinity">Infinity</a>.</p>
+
+<p>A <em>state</em> hash can have the following keys:</p>
+<ul><li>
+<p><strong>indent</strong>: a string used to indent levels (default: "),</p>
+</li><li>
+<p><strong>space</strong>: a string that is put after, a : or , delimiter
+(default: "),</p>
+</li><li>
+<p><strong>space_before</strong>: a string that is put before a : pair
+delimiter (default: "),</p>
+</li><li>
+<p><strong>object_nl</strong>: a string that is put at the end of a <a
+href="JSON.html">JSON</a> object (default: "),</p>
+</li><li>
+<p><strong>array_nl</strong>: a string that is put at the end of a <a
+href="JSON.html">JSON</a> array (default: "),</p>
+</li><li>
+<p><strong>allow_nan</strong>: true if <a href="JSON.html#NaN">NaN</a>, <a
+href="JSON.html#Infinity">Infinity</a>, and -<a
+href="JSON.html#Infinity">Infinity</a> should be generated, otherwise an
+exception is thrown if these values are encountered. This options defaults
+to false.</p>
+</li><li>
+<p><strong>max_nesting</strong>: The maximum depth of nesting allowed in the
+data structures from which <a href="JSON.html">JSON</a> is to be generated.
+Disable depth checking with :max_nesting =&gt; false, it defaults to 19.</p>
+</li></ul>
+
+<p>See also the <a href="JSON.html#method-i-fast_generate">#fast_generate</a>
+for the fastest creation method with the least amount of sanity checks, and
+the <a href="JSON.html#method-i-pretty_generate">#pretty_generate</a>
+method for some defaults for pretty output.</p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-generate_source')" id="l_method-i-generate_source">show</a>
+
+ </p>
+ <div id="method-i-generate_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 207</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">generate</span>(<span class="ruby-identifier">obj</span>, <span class="ruby-identifier">opts</span> = <span class="ruby-keyword">nil</span>)
+ <span class="ruby-keyword">if</span> <span class="ruby-constant">State</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">opts</span>
+ <span class="ruby-identifier">state</span>, <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>, <span class="ruby-keyword">nil</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">state</span> = <span class="ruby-constant">SAFE_STATE_PROTOTYPE</span>.<span class="ruby-identifier">dup</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_hash</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">to_hash</span>
+ <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_h</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">to_h</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">raise</span> <span class="ruby-constant">TypeError</span>, <span class="ruby-node">&quot;can't convert #{opts.class} into Hash&quot;</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">state</span> = <span class="ruby-identifier">state</span>.<span class="ruby-identifier">configure</span>(<span class="ruby-identifier">opts</span>)
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">state</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-identifier">obj</span>)
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-load">
+
+ <a name="method-i-load"></a><b>load</b>(source, proc = nil)
+
+ </div>
+
+
+ <div class="description">
+ <p>Load a ruby data structure from a <a href="JSON.html">JSON</a>
+<em>source</em> and return it. A source can either be a string-like object,
+an IO-like object, or an object responding to the read method. If
+<em>proc</em> was given, it will be called with any nested Ruby object as
+an argument recursively in depth first order. The default options for the
+parser can be changed via the <a
+href="JSON.html#attribute-c-load_default_options">::load_default_options</a>
+method.</p>
+
+<p>This method is part of the implementation of the load/dump interface of
+Marshal and YAML.</p>
+ </div>
+
+
+
+ <div class="aka">
+ Also aliased as: <a href="JSON.html#method-i-restore">restore</a>
+ </div>
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-load_source')" id="l_method-i-load_source">show</a>
+
+ </p>
+ <div id="method-i-load_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 315</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">load</span>(<span class="ruby-identifier">source</span>, <span class="ruby-identifier">proc</span> = <span class="ruby-keyword">nil</span>)
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">load_default_options</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">source</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_str</span>
+ <span class="ruby-identifier">source</span> = <span class="ruby-identifier">source</span>.<span class="ruby-identifier">to_str</span>
+ <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">source</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_io</span>
+ <span class="ruby-identifier">source</span> = <span class="ruby-identifier">source</span>.<span class="ruby-identifier">to_io</span>.<span class="ruby-identifier">read</span>
+ <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">source</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:read</span>)
+ <span class="ruby-identifier">source</span> = <span class="ruby-identifier">source</span>.<span class="ruby-identifier">read</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>[<span class="ruby-value">:quirks_mode</span>] <span class="ruby-operator">&amp;&amp;</span> (<span class="ruby-identifier">source</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">source</span>.<span class="ruby-identifier">empty?</span>)
+ <span class="ruby-identifier">source</span> = <span class="ruby-string">'null'</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">result</span> = <span class="ruby-identifier">parse</span>(<span class="ruby-identifier">source</span>, <span class="ruby-identifier">opts</span>)
+ <span class="ruby-identifier">recurse_proc</span>(<span class="ruby-identifier">result</span>, &amp;<span class="ruby-identifier">proc</span>) <span class="ruby-keyword">if</span> <span class="ruby-identifier">proc</span>
+ <span class="ruby-identifier">result</span>
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-parse">
+
+ <a name="method-i-parse"></a><b>parse</b>(source, opts = {})
+
+ </div>
+
+
+ <div class="description">
+ <p>Parse the <a href="JSON.html">JSON</a> document <em>source</em> into a Ruby
+data structure and return it.</p>
+
+<p><em>opts</em> can have the following keys:</p>
+<ul><li>
+<p><strong>max_nesting</strong>: The maximum depth of nesting allowed in the
+parsed data structures. Disable depth checking with :max_nesting =&gt;
+false. It defaults to 19.</p>
+</li><li>
+<p><strong>allow_nan</strong>: If set to true, allow <a
+href="JSON.html#NaN">NaN</a>, <a href="JSON.html#Infinity">Infinity</a> and
+-<a href="JSON.html#Infinity">Infinity</a> in defiance of RFC 4627 to be
+parsed by the Parser. This option defaults to false.</p>
+</li><li>
+<p><strong>symbolize_names</strong>: If set to true, returns symbols for the
+names (keys) in a <a href="JSON.html">JSON</a> object. Otherwise strings
+are returned. Strings are the default.</p>
+</li><li>
+<p><strong>create_additions</strong>: If set to false, the Parser doesn't
+create additions even if a matching class and <a
+href="JSON.html#attribute-c-create_id">::create_id</a> was found. This
+option defaults to true.</p>
+</li><li>
+<p><strong>object_class</strong>: Defaults to Hash</p>
+</li><li>
+<p><strong>array_class</strong>: Defaults to Array</p>
+</li></ul>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-parse_source')" id="l_method-i-parse_source">show</a>
+
+ </p>
+ <div id="method-i-parse_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 154</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">parse</span>(<span class="ruby-identifier">source</span>, <span class="ruby-identifier">opts</span> = {})
+ <span class="ruby-constant">Parser</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">source</span>, <span class="ruby-identifier">opts</span>).<span class="ruby-identifier">parse</span>
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-parse-21">
+
+ <a name="method-i-parse-21"></a><b>parse!</b>(source, opts = {})
+
+ </div>
+
+
+ <div class="description">
+ <p>Parse the <a href="JSON.html">JSON</a> document <em>source</em> into a Ruby
+data structure and return it. The bang version of the parse method defaults
+to the more dangerous values for the <em>opts</em> hash, so be sure only to
+parse trusted <em>source</em> documents.</p>
+
+<p><em>opts</em> can have the following keys:</p>
+<ul><li>
+<p><strong>max_nesting</strong>: The maximum depth of nesting allowed in the
+parsed data structures. Enable depth checking with :max_nesting =&gt;
+anInteger. The parse! methods defaults to not doing max depth checking:
+This can be dangerous if someone wants to fill up your stack.</p>
+</li><li>
+<p><strong>allow_nan</strong>: If set to true, allow <a
+href="JSON.html#NaN">NaN</a>, <a href="JSON.html#Infinity">Infinity</a>,
+and -<a href="JSON.html#Infinity">Infinity</a> in defiance of RFC 4627 to
+be parsed by the Parser. This option defaults to true.</p>
+</li><li>
+<p><strong>create_additions</strong>: If set to false, the Parser doesn't
+create additions even if a matching class and <a
+href="JSON.html#attribute-c-create_id">::create_id</a> was found. This
+option defaults to true.</p>
+</li></ul>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-parse-21_source')" id="l_method-i-parse-21_source">show</a>
+
+ </p>
+ <div id="method-i-parse-21_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 173</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">parse!</span>(<span class="ruby-identifier">source</span>, <span class="ruby-identifier">opts</span> = {})
+ <span class="ruby-identifier">opts</span> = {
+ <span class="ruby-value">:max_nesting</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword">false</span>,
+ <span class="ruby-value">:allow_nan</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-keyword">true</span>
+ }.<span class="ruby-identifier">update</span>(<span class="ruby-identifier">opts</span>)
+ <span class="ruby-constant">Parser</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">source</span>, <span class="ruby-identifier">opts</span>).<span class="ruby-identifier">parse</span>
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-pretty_generate">
+
+ <a name="method-i-pretty_generate"></a><b>pretty_generate</b>(obj, opts = nil)
+
+ </div>
+
+
+ <div class="description">
+ <p>Generate a <a href="JSON.html">JSON</a> document from the Ruby data
+structure <em>obj</em> and return it. The returned document is a prettier
+form of the document returned by unparse.</p>
+
+<p>The <em>opts</em> argument can be used to configure the generator. See the
+generate method for a more detailed explanation.</p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-pretty_generate_source')" id="l_method-i-pretty_generate_source">show</a>
+
+ </p>
+ <div id="method-i-pretty_generate_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 269</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">pretty_generate</span>(<span class="ruby-identifier">obj</span>, <span class="ruby-identifier">opts</span> = <span class="ruby-keyword">nil</span>)
+ <span class="ruby-keyword">if</span> <span class="ruby-constant">State</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">opts</span>
+ <span class="ruby-identifier">state</span>, <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>, <span class="ruby-keyword">nil</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">state</span> = <span class="ruby-constant">PRETTY_STATE_PROTOTYPE</span>.<span class="ruby-identifier">dup</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>
+ <span class="ruby-keyword">if</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_hash</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">to_hash</span>
+ <span class="ruby-keyword">elsif</span> <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:to_h</span>
+ <span class="ruby-identifier">opts</span> = <span class="ruby-identifier">opts</span>.<span class="ruby-identifier">to_h</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">raise</span> <span class="ruby-constant">TypeError</span>, <span class="ruby-node">&quot;can't convert #{opts.class} into Hash&quot;</span>
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">state</span>.<span class="ruby-identifier">configure</span>(<span class="ruby-identifier">opts</span>)
+ <span class="ruby-keyword">end</span>
+ <span class="ruby-identifier">state</span>.<span class="ruby-identifier">generate</span>(<span class="ruby-identifier">obj</span>)
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+
+ <div class="method">
+ <div class="title method-title" id="method-i-recurse_proc">
+
+ <a name="method-i-recurse_proc"></a><b>recurse_proc</b>(result, &amp;proc)
+
+ </div>
+
+
+ <div class="description">
+ <p>Recursively calls passed <em>Proc</em> if the parsed data structure is an
+<em>Array</em> or <em>Hash</em></p>
+ </div>
+
+
+
+
+
+
+ <div class="sourcecode">
+
+ <p class="source-link">
+ Source:
+ <a href="javascript:toggleSource('method-i-recurse_proc_source')" id="l_method-i-recurse_proc_source">show</a>
+
+ </p>
+ <div id="method-i-recurse_proc_source" class="dyn-source">
+ <pre><span class="ruby-comment"># File lib/json/common.rb, line 333</span>
+<span class="ruby-keyword">def</span> <span class="ruby-keyword ruby-title">recurse_proc</span>(<span class="ruby-identifier">result</span>, &amp;<span class="ruby-identifier">proc</span>)
+ <span class="ruby-keyword">case</span> <span class="ruby-identifier">result</span>
+ <span class="ruby-keyword">when</span> <span class="ruby-constant">Array</span>
+ <span class="ruby-identifier">result</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">recurse_proc</span> <span class="ruby-identifier">x</span>, &amp;<span class="ruby-identifier">proc</span> }
+ <span class="ruby-identifier">proc</span>.<span class="ruby-identifier">call</span> <span class="ruby-identifier">result</span>
+ <span class="ruby-keyword">when</span> <span class="ruby-constant">Hash</span>
+ <span class="ruby-identifier">result</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">x</span>, <span class="ruby-identifier">y</span><span class="ruby-operator">|</span> <span class="ruby-identifier">recurse_proc</span> <span class="ruby-identifier">x</span>, &amp;<span class="ruby-identifier">proc</span>; <span class="ruby-identifier">recurse_proc</span> <span class="ruby-identifier">y</span>, &amp;<span class="ruby-identifier">proc</span> }
+ <span class="ruby-identifier">proc</span>.<span class="ruby-identifier">call</span> <span class="ruby-identifier">result</span>
+ <span class="ruby-keyword">else</span>
+ <span class="ruby-identifier">proc</span>.<span class="ruby-identifier">call</span> <span class="ruby-identifier">result</span>
+ <span class="ruby-keyword">end</span>
+<span class="ruby-keyword">end</span></pre>
+ </div>
+ </div>
+
+ </div>
+ </div>
+ </div>
+ </body>
+</html> \ No newline at end of file