doc/classes/Timelord.html
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<td><strong>Class</strong></td>
<td class="class-name-in-header">Timelord</td>
</tr>
<tr class="top-aligned-row">
<td><strong>In:</strong></td>
<td>
<a href="../files/lib/timelord_rb.html">
lib/timelord.rb
</a>
<br />
</td>
</tr>
<tr class="top-aligned-row">
<td><strong>Parent:</strong></td>
<td>
Object
</td>
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<div id="method-list">
<h3 class="section-bar">Methods</h3>
<div class="name-list">
<a href="#M000001">parse</a>
</div>
</div>
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<h3 class="section-bar">Constants</h3>
<div class="name-list">
<table summary="Constants">
<tr class="top-aligned-row context-row">
<td class="context-item-name">SHORT_MONTHS</td>
<td>=</td>
<td class="context-item-value">%w(jan feb mar apr may jun jul aug sep oct nov dec).freeze</td>
</tr>
<tr class="top-aligned-row context-row">
<td class="context-item-name">SHORT_MATCHER</td>
<td>=</td>
<td class="context-item-value">SHORT_MONTHS.join('|').freeze</td>
</tr>
<tr class="top-aligned-row context-row">
<td class="context-item-name">ORDINAL_MATCHER</td>
<td>=</td>
<td class="context-item-value">"st|nd|rd|th".freeze</td>
</tr>
<tr class="top-aligned-row context-row">
<td class="context-item-name">DAY_NAMES</td>
<td>=</td>
<td class="context-item-value">%w(monday tuesday wednesday thursday friday saturday sunday).freeze</td>
</tr>
<tr class="top-aligned-row context-row">
<td class="context-item-name">DAY_MATCHER</td>
<td>=</td>
<td class="context-item-value">DAY_NAMES.join('|').freeze</td>
</tr>
</table>
</div>
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<h3 class="section-bar">Public Class methods</h3>
<div id="method-M000001" class="method-detail">
<a name="M000001"></a>
<div class="method-heading">
<a href="#M000001" class="method-signature">
<span class="method-name">parse</span><span class="method-args">(str, format = :international)</span>
</a>
</div>
<div class="method-description">
<p>
Parses a date str. Second parameter switches between international and
american date formats.
</p>
<pre>
Timelord.parse("Tuesday").to_s # "2011-01-04"
Timelord.parse("11/01").to_s # "2011-01-11"
Timelord.parse("11/01", :american) # "2011-11-01"
</pre>
<p>
For more examples, check out the <a
href="https://github.com/halogenandtoast/timelord/blob/master/spec/timelord_spec.rb">spec</a>
</p>
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000001-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000001-source">
<pre>
<span class="ruby-comment cmt"># File lib/timelord.rb, line 18</span>
18: <span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">parse</span>(<span class="ruby-identifier">str</span>, <span class="ruby-identifier">format</span> = <span class="ruby-identifier">:international</span>)
19: <span class="ruby-identifier">today</span> = <span class="ruby-constant">Date</span>.<span class="ruby-identifier">today</span>
20: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/(\d{4})\/(\d{1,2})\/(\d{1,2})/i</span>
21: <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$3</span>.<span class="ruby-identifier">to_i</span>)
22: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/(\d{4})\-(\d{1,2})\-(\d{1,2})/i</span>
23: <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$3</span>.<span class="ruby-identifier">to_i</span>)
24: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/(\d{1,2})\/(\d{1,2})\/(\d{2}(\d{2})?)/i</span>
25: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">format</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">:american</span>
26: <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">$3</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>)
27: <span class="ruby-keyword kw">else</span>
28: <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">$3</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>)
29: <span class="ruby-keyword kw">end</span>
30: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/(\d{1,2})\/(\d{1,2})/i</span>
31: <span class="ruby-identifier">date</span> = <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">format</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">:american</span>
32: <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">today</span>.<span class="ruby-identifier">year</span>, <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>)
33: <span class="ruby-keyword kw">else</span>
34: <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">today</span>.<span class="ruby-identifier">year</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>, <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>)
35: <span class="ruby-keyword kw">end</span>
36: <span class="ruby-identifier">set_to_future</span>(<span class="ruby-identifier">date</span>)
37: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-node">/(\d{1,2})\s+(#{SHORT_MATCHER})/i</span>
38: <span class="ruby-identifier">date</span> = <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">today</span>.<span class="ruby-identifier">year</span>, <span class="ruby-constant">SHORT_MONTHS</span>.<span class="ruby-identifier">index</span>(<span class="ruby-identifier">$2</span>.<span class="ruby-identifier">downcase</span>) <span class="ruby-operator">+</span> <span class="ruby-value">1</span>, <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>)
39: <span class="ruby-identifier">set_to_future</span>(<span class="ruby-identifier">date</span>)
40: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-node">/(#{SHORT_MATCHER})\s+(\d{1,2})/i</span>
41: <span class="ruby-identifier">date</span> = <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">today</span>.<span class="ruby-identifier">year</span>, <span class="ruby-constant">SHORT_MONTHS</span>.<span class="ruby-identifier">index</span>(<span class="ruby-identifier">$1</span>.<span class="ruby-identifier">downcase</span>) <span class="ruby-operator">+</span> <span class="ruby-value">1</span>, <span class="ruby-identifier">$2</span>.<span class="ruby-identifier">to_i</span>)
42: <span class="ruby-identifier">set_to_future</span>(<span class="ruby-identifier">date</span>)
43: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-node">/(\d{1,2})(#{ORDINAL_MATCHER})/i</span>
44: <span class="ruby-identifier">date</span> = <span class="ruby-constant">Date</span>.<span class="ruby-identifier">civil</span>(<span class="ruby-identifier">today</span>.<span class="ruby-identifier">year</span>, <span class="ruby-identifier">today</span>.<span class="ruby-identifier">month</span>, <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">to_i</span>)
45: <span class="ruby-identifier">set_to_future</span>(<span class="ruby-identifier">date</span>)
46: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span><span class="ruby-node">/next (#{DAY_MATCHER})/i</span>
47: <span class="ruby-identifier">current_date</span> = <span class="ruby-identifier">today</span>.<span class="ruby-identifier">strftime</span>(<span class="ruby-value str">"%A"</span>).<span class="ruby-identifier">downcase</span>
48: <span class="ruby-identifier">current_index</span> = <span class="ruby-constant">DAY_NAMES</span>.<span class="ruby-identifier">index</span>(<span class="ruby-identifier">current_date</span>)
49: <span class="ruby-identifier">expected_index</span> = <span class="ruby-constant">DAY_NAMES</span>.<span class="ruby-identifier">index</span>(<span class="ruby-identifier">$1</span>.<span class="ruby-identifier">downcase</span>)
50: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">expected_index</span> <span class="ruby-operator"><=</span> <span class="ruby-identifier">current_index</span>
51: <span class="ruby-identifier">today</span> <span class="ruby-operator">+</span> (<span class="ruby-value">7</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">current_index</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">expected_index</span>) <span class="ruby-operator">+</span> <span class="ruby-value">7</span>
52: <span class="ruby-keyword kw">else</span>
53: <span class="ruby-identifier">diff</span> = <span class="ruby-identifier">expected_index</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">current_index</span>
54: <span class="ruby-identifier">today</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">diff</span> <span class="ruby-operator">+</span> <span class="ruby-value">7</span>
55: <span class="ruby-keyword kw">end</span>
56: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span><span class="ruby-node">/(#{DAY_MATCHER})/i</span>
57: <span class="ruby-identifier">current_date</span> = <span class="ruby-identifier">today</span>.<span class="ruby-identifier">strftime</span>(<span class="ruby-value str">"%A"</span>).<span class="ruby-identifier">downcase</span>
58: <span class="ruby-identifier">current_index</span> = <span class="ruby-constant">DAY_NAMES</span>.<span class="ruby-identifier">index</span>(<span class="ruby-identifier">current_date</span>)
59: <span class="ruby-identifier">expected_index</span> = <span class="ruby-constant">DAY_NAMES</span>.<span class="ruby-identifier">index</span>(<span class="ruby-identifier">$1</span>.<span class="ruby-identifier">downcase</span>)
60: <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">expected_index</span> <span class="ruby-operator"><=</span> <span class="ruby-identifier">current_index</span>
61: <span class="ruby-identifier">today</span> <span class="ruby-operator">+</span> (<span class="ruby-value">7</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">current_index</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">expected_index</span>)
62: <span class="ruby-keyword kw">else</span>
63: <span class="ruby-identifier">diff</span> = <span class="ruby-identifier">expected_index</span> <span class="ruby-operator">-</span> <span class="ruby-identifier">current_index</span>
64: <span class="ruby-identifier">today</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">diff</span>
65: <span class="ruby-keyword kw">end</span>
66: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/today/i</span>
67: <span class="ruby-identifier">today</span>
68: <span class="ruby-keyword kw">elsif</span> <span class="ruby-identifier">str</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/tomorrow/i</span>
69: <span class="ruby-identifier">today</span> <span class="ruby-operator">+</span> <span class="ruby-value">1</span>
70: <span class="ruby-keyword kw">end</span>
71: <span class="ruby-keyword kw">end</span>
</pre>
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