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Module: Lazier::TimeZone::ClassMethods
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<div id="content"><h1>Module: Lazier::TimeZone::ClassMethods
</h1>
<div class="box_info">
<dl>
<dt>Defined in:</dt>
<dd>lib/lazier/timezone.rb</dd>
</dl>
</div>
<h2>Overview</h2><div class="docstring">
<div class="discussion">
<p>General methods.</p>
</div>
</div>
<div class="tags">
</div>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#compare-instance_method" title="#compare (instance method)">#<strong>compare</strong>(left, right) ⇒ Fixnum </a>
</span>
<span class="summary_desc"><div class='inline'><p>Compares two timezones.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#find-instance_method" title="#find (instance method)">#<strong>find</strong>(name, dst_label = " (DST)") ⇒ TimeZone </a>
</span>
<span class="summary_desc"><div class='inline'><p>Find a zone by its name.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#format_offset-instance_method" title="#format_offset (instance method)">#<strong>format_offset</strong>(offset, colon = true) ⇒ String </a>
</span>
<span class="summary_desc"><div class='inline'><p>Returns a +HH:MM formatted representation of the offset.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#list-instance_method" title="#list (instance method)">#<strong>list</strong>(with_dst = true, dst_label: " (DST)", parameterized: false, sort_by_name: true, as_hash: false) ⇒ Array|Hash </a>
</span>
<span class="summary_desc"><div class='inline'><p>Returns a list of names of all timezones.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#parameterize-instance_method" title="#parameterize (instance method)">#<strong>parameterize</strong>(tz, with_offset = true) ⇒ String </a>
</span>
<span class="summary_desc"><div class='inline'><p>Returns a string representation of a timezone.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#rationalize_offset-instance_method" title="#rationalize_offset (instance method)">#<strong>rationalize_offset</strong>(offset) ⇒ Rational </a>
</span>
<span class="summary_desc"><div class='inline'><p>Expression to parameterize a zone Returns an offset in rational value.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#unparameterize-instance_method" title="#unparameterize (instance method)">#<strong>unparameterize</strong>(tz, dst_label = " (DST)") ⇒ TimeZone </a>
</span>
<span class="summary_desc"><div class='inline'><p>Finds a parameterized timezone.</p>
</div></span>
</li>
</ul>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="compare-instance_method">
#<strong>compare</strong>(left, right) ⇒ <tt>Fixnum</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Compares two timezones. They are sorted by the location name.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>left</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span>|<span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span></tt>)</span>
—
<div class='inline'><p>The first zone name to compare.</p>
</div>
</li>
<li>
<span class='name'>right</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span>|<span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span></tt>)</span>
—
<div class='inline'><p>The second zone name to compare.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Fixnum</tt>)</span>
—
<div class='inline'><p>The result of comparison, like Ruby’s operator <code><=></code>.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 112</span>
<span class='kw'>def</span> <span class='id identifier rubyid_compare'>compare</span><span class='lparen'>(</span><span class='id identifier rubyid_left'>left</span><span class='comma'>,</span> <span class='id identifier rubyid_right'>right</span><span class='rparen'>)</span>
<span class='id identifier rubyid_left'>left</span> <span class='op'>=</span> <span class='id identifier rubyid_left'>left</span><span class='period'>.</span><span class='id identifier rubyid_to_str'>to_str</span> <span class='kw'>if</span> <span class='id identifier rubyid_left'>left</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='op'>::</span><span class='const'>ActiveSupport</span><span class='op'>::</span><span class='const'>TimeZone</span><span class='rparen'>)</span>
<span class='id identifier rubyid_right'>right</span> <span class='op'>=</span> <span class='id identifier rubyid_right'>right</span><span class='period'>.</span><span class='id identifier rubyid_to_str'>to_str</span> <span class='kw'>if</span> <span class='id identifier rubyid_right'>right</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='op'>::</span><span class='const'>ActiveSupport</span><span class='op'>::</span><span class='const'>TimeZone</span><span class='rparen'>)</span>
<span class='id identifier rubyid_left'>left</span><span class='period'>.</span><span class='id identifier rubyid_ensure_string'>ensure_string</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'> </span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='int'>2</span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span> <span class='op'><=></span> <span class='id identifier rubyid_right'>right</span><span class='period'>.</span><span class='id identifier rubyid_ensure_string'>ensure_string</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'> </span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='int'>2</span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="find-instance_method">
#<strong>find</strong>(name, dst_label = " (DST)") ⇒ <tt><span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Find a zone by its name.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>name</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
—
<div class='inline'><p>The zone name.</p>
</div>
</li>
<li>
<span class='name'>dst_label</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
<em class="default">(defaults to: <tt>" (DST)"</tt>)</em>
—
<div class='inline'><p>Label for the DST indication. Defaults to ` (DST)`.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span></tt>)</span>
—
<div class='inline'><p>A timezone or <code>nil</code> if no zone was found.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 48</span>
<span class='kw'>def</span> <span class='id identifier rubyid_find'>find</span><span class='lparen'>(</span><span class='id identifier rubyid_name'>name</span><span class='comma'>,</span> <span class='id identifier rubyid_dst_label'>dst_label</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'> (DST)</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_rv'>rv</span> <span class='op'>=</span> <span class='id identifier rubyid_list'>list</span><span class='lparen'>(</span><span class='kw'>true</span><span class='comma'>,</span> <span class='label'>dst_label:</span> <span class='id identifier rubyid_dst_label'>dst_label</span><span class='comma'>,</span> <span class='label'>as_hash:</span> <span class='kw'>true</span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='id identifier rubyid_name'>name</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_rv'>rv</span><span class='period'>.</span><span class='id identifier rubyid_current_alias'>current_alias</span> <span class='op'>=</span> <span class='id identifier rubyid_name'>name</span><span class='period'>.</span><span class='id identifier rubyid_gsub'>gsub</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>\(GMT(.{6})\) (.+)(</span><span class='embexpr_beg'>#{</span><span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_quote'>quote</span><span class='lparen'>(</span><span class='id identifier rubyid_dst_label'>dst_label</span><span class='rparen'>)</span><span class='embexpr_end'>}</span><span class='tstring_content'>)$</span><span class='regexp_end'>/</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>\\2</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span> <span class='kw'>if</span> <span class='id identifier rubyid_rv'>rv</span>
<span class='id identifier rubyid_rv'>rv</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="format_offset-instance_method">
#<strong>format_offset</strong>(offset, colon = true) ⇒ <tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a +HH:MM formatted representation of the offset.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>offset</span>
<span class='type'>(<tt>Rational|Fixnum</tt>)</span>
—
<div class='inline'><p>The offset to represent, in seconds or as a rational.</p>
</div>
</li>
<li>
<span class='name'>colon</span>
<span class='type'>(<tt><span class='object_link'><a href="../Boolean.html" title="Lazier::Boolean (module)">Boolean</a></span></tt>)</span>
<em class="default">(defaults to: <tt>true</tt>)</em>
—
<div class='inline'><p>Whether to put the colon in the output string.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
—
<div class='inline'><p>The formatted offset.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 39</span>
<span class='kw'>def</span> <span class='id identifier rubyid_format_offset'>format_offset</span><span class='lparen'>(</span><span class='id identifier rubyid_offset'>offset</span><span class='comma'>,</span> <span class='id identifier rubyid_colon'>colon</span> <span class='op'>=</span> <span class='kw'>true</span><span class='rparen'>)</span>
<span class='id identifier rubyid_seconds_to_utc_offset'>seconds_to_utc_offset</span><span class='lparen'>(</span><span class='id identifier rubyid_offset'>offset</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='op'>::</span><span class='const'>Rational</span><span class='rparen'>)</span> <span class='op'>?</span> <span class='lparen'>(</span><span class='id identifier rubyid_offset'>offset</span> <span class='op'>*</span> <span class='int'>86_400</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>:</span> <span class='id identifier rubyid_offset'>offset</span><span class='comma'>,</span> <span class='id identifier rubyid_colon'>colon</span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="list-instance_method">
#<strong>list</strong>(with_dst = true, dst_label: " (DST)", parameterized: false, sort_by_name: true, as_hash: false) ⇒ <tt>Array|<span class='object_link'><a href="../Hash.html" title="Lazier::Hash (module)">Hash</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a list of names of all timezones.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>with_dst</span>
<span class='type'>(<tt><span class='object_link'><a href="../Boolean.html" title="Lazier::Boolean (module)">Boolean</a></span></tt>)</span>
<em class="default">(defaults to: <tt>true</tt>)</em>
—
<div class='inline'><p>If include DST version of the zones.</p>
</div>
</li>
<li>
<span class='name'>parameterized</span>
<span class='type'>(<tt><span class='object_link'><a href="../Boolean.html" title="Lazier::Boolean (module)">Boolean</a></span></tt>)</span>
—
<div class='inline'><p>If parameterize zones.</p>
</div>
</li>
<li>
<span class='name'>dst_label</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
—
<div class='inline'><p>Label for the DST indication. Defaults to ` (DST)`.</p>
</div>
</li>
<li>
<span class='name'>as_hash</span>
<span class='type'>(<tt><span class='object_link'><a href="../Hash.html" title="Lazier::Hash (module)">Hash</a></span></tt>)</span>
—
<div class='inline'><p>If return an hash.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Array|<span class='object_link'><a href="../Hash.html" title="Lazier::Hash (module)">Hash</a></span></tt>)</span>
—
<div class='inline'><p>A list of names of timezones or a hash with labels and timezones as keys.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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70
71
72</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 61</span>
<span class='kw'>def</span> <span class='id identifier rubyid_list'>list</span><span class='lparen'>(</span><span class='id identifier rubyid_with_dst'>with_dst</span> <span class='op'>=</span> <span class='kw'>true</span><span class='comma'>,</span> <span class='label'>dst_label:</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'> (DST)</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='label'>parameterized:</span> <span class='kw'>false</span><span class='comma'>,</span> <span class='label'>sort_by_name:</span> <span class='kw'>true</span><span class='comma'>,</span> <span class='label'>as_hash:</span> <span class='kw'>false</span><span class='rparen'>)</span>
<span class='id identifier rubyid_dst_label'>dst_label</span> <span class='op'>=</span> <span class='kw'>nil</span> <span class='kw'>unless</span> <span class='id identifier rubyid_with_dst'>with_dst</span>
<span class='id identifier rubyid_key'>key</span> <span class='op'>=</span> <span class='lbracket'>[</span><span class='id identifier rubyid_dst_label'>dst_label</span><span class='comma'>,</span> <span class='id identifier rubyid_sort_by_name'>sort_by_name</span><span class='comma'>,</span> <span class='id identifier rubyid_as_hash'>as_hash</span><span class='comma'>,</span> <span class='id identifier rubyid_parameterized'>parameterized</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_join'>join</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>:</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
<span class='ivar'>@zones_names</span> <span class='op'>||=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span>
<span class='kw'>unless</span> <span class='ivar'>@zones_names</span><span class='lbracket'>[</span><span class='id identifier rubyid_key'>key</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_all'>all</span> <span class='op'>=</span> <span class='op'>::</span><span class='const'>ActiveSupport</span><span class='op'>::</span><span class='const'>TimeZone</span><span class='period'>.</span><span class='id identifier rubyid_all'>all</span>
<span class='ivar'>@zones_names</span><span class='lbracket'>[</span><span class='id identifier rubyid_key'>key</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_send'>send</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>finalize_list_as_</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_as_hash'>as_hash</span> <span class='op'>?</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>hash</span><span class='tstring_end'>"</span></span> <span class='op'>:</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>list</span><span class='tstring_end'>"</span></span><span class='embexpr_end'>}</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='id identifier rubyid_all'>all</span><span class='comma'>,</span> <span class='id identifier rubyid_dst_label'>dst_label</span><span class='comma'>,</span> <span class='id identifier rubyid_parameterized'>parameterized</span><span class='comma'>,</span> <span class='id identifier rubyid_sort_by_name'>sort_by_name</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='ivar'>@zones_names</span><span class='lbracket'>[</span><span class='id identifier rubyid_key'>key</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="parameterize-instance_method">
#<strong>parameterize</strong>(tz, with_offset = true) ⇒ <tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns a string representation of a timezone.</p>
<p><code>ruby
DateTime.parameterize_zone(ActiveSupport::TimeZone["Pacific Time (US & Canada)"])
# => "-0800@pacific-time-us-canada"
</code></p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>tz</span>
<span class='type'>(<tt><span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span>|<span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
—
<div class='inline'><p>The zone to represent.</p>
</div>
</li>
<li>
<span class='name'>with_offset</span>
<span class='type'>(<tt><span class='object_link'><a href="../Boolean.html" title="Lazier::Boolean (module)">Boolean</a></span></tt>)</span>
<em class="default">(defaults to: <tt>true</tt>)</em>
—
<div class='inline'><p>Whether to include offset into the representation.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
—
<div class='inline'><p>A string representation which can be used for searches.</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
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<pre class="lines">
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<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 83</span>
<span class='kw'>def</span> <span class='id identifier rubyid_parameterize'>parameterize</span><span class='lparen'>(</span><span class='id identifier rubyid_tz'>tz</span><span class='comma'>,</span> <span class='id identifier rubyid_with_offset'>with_offset</span> <span class='op'>=</span> <span class='kw'>true</span><span class='rparen'>)</span>
<span class='id identifier rubyid_tz'>tz</span> <span class='op'>=</span> <span class='id identifier rubyid_tz'>tz</span><span class='period'>.</span><span class='id identifier rubyid_to_str'>to_str</span> <span class='kw'>unless</span> <span class='id identifier rubyid_tz'>tz</span><span class='period'>.</span><span class='id identifier rubyid_is_a?'>is_a?</span><span class='lparen'>(</span><span class='op'>::</span><span class='const'>String</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_tz'>tz</span> <span class='op'>=~</span> <span class='op'>::</span><span class='const'>Lazier</span><span class='op'>::</span><span class='const'>TimeZone</span><span class='op'>::</span><span class='const'>ALREADY_PARAMETERIZED</span>
<span class='id identifier rubyid_tz'>tz</span>
<span class='kw'>elsif</span> <span class='id identifier rubyid_tz'>tz</span> <span class='op'>=~</span> <span class='op'>::</span><span class='const'>Lazier</span><span class='op'>::</span><span class='const'>TimeZone</span><span class='op'>::</span><span class='const'>PARAMETERIZER</span>
<span class='id identifier rubyid_mo'>mo</span> <span class='op'>=</span> <span class='gvar'>$LAST_MATCH_INFO</span>
<span class='lbracket'>[</span><span class='lparen'>(</span><span class='id identifier rubyid_with_offset'>with_offset</span> <span class='op'>?</span> <span class='id identifier rubyid_mo'>mo</span><span class='lbracket'>[</span><span class='symbol'>:offset</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_gsub'>gsub</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>:</span><span class='tstring_end'>"</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span> <span class='op'>:</span> <span class='kw'>nil</span><span class='rparen'>)</span><span class='comma'>,</span> <span class='id identifier rubyid_mo'>mo</span><span class='lbracket'>[</span><span class='symbol'>:label</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_parameterize'>parameterize</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_compact'>compact</span><span class='period'>.</span><span class='id identifier rubyid_join'>join</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>@</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_tz'>tz</span><span class='period'>.</span><span class='id identifier rubyid_parameterize'>parameterize</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="rationalize_offset-instance_method">
#<strong>rationalize_offset</strong>(offset) ⇒ <tt>Rational</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Expression to parameterize a zone
Returns an offset in rational value.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>offset</span>
<span class='type'>(<tt>Fixnum</tt>)</span>
—
<div class='inline'><p>The offset to convert.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Rational</tt>)</span>
—
<div class='inline'><p>The converted offset.</p>
</div>
</li>
</ul>
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<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 30</span>
<span class='kw'>def</span> <span class='id identifier rubyid_rationalize_offset'>rationalize_offset</span><span class='lparen'>(</span><span class='id identifier rubyid_offset'>offset</span><span class='rparen'>)</span>
<span class='op'>::</span><span class='const'>TZInfo</span><span class='op'>::</span><span class='const'>OffsetRationals</span><span class='period'>.</span><span class='id identifier rubyid_rational_for_offset'>rational_for_offset</span><span class='lparen'>(</span><span class='id identifier rubyid_offset'>offset</span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="unparameterize-instance_method">
#<strong>unparameterize</strong>(tz, dst_label = " (DST)") ⇒ <tt><span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>Finds a parameterized timezone.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>tz</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
—
<div class='inline'><p>The zone to unparameterize.</p>
</div>
</li>
<li>
<span class='name'>dst_label</span>
<span class='type'>(<tt><span class='object_link'><a href="../String.html" title="Lazier::String (module)">String</a></span></tt>)</span>
<em class="default">(defaults to: <tt>" (DST)"</tt>)</em>
—
<div class='inline'><p>Label for the DST indication. Defaults to <code>(DST)</code>.</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="../TimeZone.html" title="Lazier::TimeZone (module)">TimeZone</a></span></tt>)</span>
—
<div class='inline'><p>The found timezone or <code>nil</code> if the zone is not valid.</p>
</div>
</li>
</ul>
<p class="tag_title">See Also:</p>
<ul class="see">
<li>DateTime#parameterize_zone</li>
</ul>
</div><table class="source_code">
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<pre class="code"><span class="info file"># File 'lib/lazier/timezone.rb', line 102</span>
<span class='kw'>def</span> <span class='id identifier rubyid_unparameterize'>unparameterize</span><span class='lparen'>(</span><span class='id identifier rubyid_tz'>tz</span><span class='comma'>,</span> <span class='id identifier rubyid_dst_label'>dst_label</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'> (DST)</span><span class='tstring_end'>"</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_tz'>tz</span> <span class='op'>=</span> <span class='id identifier rubyid_parameterize'>parameterize</span><span class='lparen'>(</span><span class='id identifier rubyid_tz'>tz</span><span class='rparen'>)</span>
<span class='id identifier rubyid_list'>list</span><span class='lparen'>(</span><span class='kw'>true</span><span class='comma'>,</span> <span class='label'>dst_label:</span> <span class='id identifier rubyid_dst_label'>dst_label</span><span class='comma'>,</span> <span class='label'>parameterized:</span> <span class='kw'>true</span><span class='comma'>,</span> <span class='label'>as_hash:</span> <span class='kw'>true</span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='id identifier rubyid_tz'>tz</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
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