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<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>
Class: String
— FSelector Documentation
</title>
<link rel="stylesheet" href="css/style.css" type="text/css" media="screen" charset="utf-8" />
<link rel="stylesheet" href="css/common.css" type="text/css" media="screen" charset="utf-8" />
<script type="text/javascript" charset="utf-8">
relpath = '';
if (relpath != '') relpath += '/';
</script>
<script type="text/javascript" charset="utf-8" src="js/jquery.js"></script>
<script type="text/javascript" charset="utf-8" src="js/app.js"></script>
</head>
<body>
<script type="text/javascript" charset="utf-8">
if (window.top.frames.main) document.body.className = 'frames';
</script>
<div id="header">
<div id="menu">
<a href="_index.html">Index (S)</a> »
<span class="title">String</span>
<div class="noframes"><span class="title">(</span><a href="." target="_top">no frames</a><span class="title">)</span></div>
</div>
<div id="search">
<a id="class_list_link" href="#">Class List</a>
<a id="method_list_link" href="#">Method List</a>
<a id="file_list_link" href="#">File List</a>
</div>
<div class="clear"></div>
</div>
<iframe id="search_frame"></iframe>
<div id="content"><h1>Class: String
</h1>
<dl class="box">
<dt class="r1">Inherits:</dt>
<dd class="r1">
<span class="inheritName">Object</span>
<ul class="fullTree">
<li>Object</li>
<li class="next">String</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
</dd>
<dt class="r2 last">Defined in:</dt>
<dd class="r2 last">lib/fselector/util.rb</dd>
</dl>
<div class="clear"></div>
<h2>Overview</h2><div class="docstring">
<div class="discussion">
<p>add functions to String class</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="#blank%3F-instance_method" title="#blank? (instance method)">- (Boolean) <strong>blank?</strong> </a>
</span>
<span class="summary_desc"><div class='inline'><p>blank line?.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#comment%3F-instance_method" title="#comment? (instance method)">- (Boolean) <strong>comment?</strong>(char = '#') </a>
</span>
<span class="summary_desc"><div class='inline'><p>comment line?.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#split_me-instance_method" title="#split_me (instance method)">- (Array<String>) <strong>split_me</strong>(delim_regex, quote_char = "'") </a>
</span>
<span class="summary_desc"><div class='inline'><p>Enhanced String.split with escape char, which means
string included in a pair of escape char is considered as a whole
even if it matches the split regular expression.</p>
</div></span>
</li>
</ul>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<p class="signature first" id="blank?-instance_method">
- (<tt>Boolean</tt>) <strong>blank?</strong>
</p><div class="docstring">
<div class="discussion">
<p>blank line?</p>
</div>
</div>
<div class="tags">
<h3>Returns:</h3>
<ul class="return">
<li>
<span class='type'>(<tt>Boolean</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
132
133
134</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fselector/util.rb', line 132</span>
<span class='kw'>def</span> <span class='id identifier rubyid_blank?'>blank?</span>
<span class='kw'>return</span> <span class='kw'>self</span> <span class='op'>=~</span> <span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>^\s*$</span><span class='regexp_end'>/</span></span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<p class="signature " id="comment?-instance_method">
- (<tt>Boolean</tt>) <strong>comment?</strong>(char = '#')
</p><div class="docstring">
<div class="discussion">
<p>comment line?</p>
</div>
</div>
<div class="tags">
<h3>Parameters:</h3>
<ul class="param">
<li>
<span class='name'>char</span>
<span class='type'>(<tt><span class='object_link'><a href="" title="String (class)">String</a></span></tt>)</span>
<em class="default">(defaults to: <tt>'#'</tt>)</em>
—
<div class='inline'><p>line beginning char</p>
</div>
</li>
</ul>
<h3>Returns:</h3>
<ul class="return">
<li>
<span class='type'>(<tt>Boolean</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
126
127
128</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fselector/util.rb', line 126</span>
<span class='kw'>def</span> <span class='id identifier rubyid_comment?'>comment?</span><span class='lparen'>(</span><span class='id identifier rubyid_char'>char</span><span class='op'>=</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'>return</span> <span class='kw'>self</span> <span class='op'>=~</span> <span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>^</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_char'>char</span><span class='rbrace'>}</span><span class='regexp_end'>/</span></span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<p class="signature " id="split_me-instance_method">
- (<tt><span class='object_link'><a href="Array.html" title="Array (class)">Array</a></span><<span class='object_link'><a href="" title="String (class)">String</a></span>></tt>) <strong>split_me</strong>(delim_regex, quote_char = "'")
</p><div class="docstring">
<div class="discussion">
<p>Enhanced String.split with escape char, which means
string included in a pair of escape char is considered as a whole
even if it matches the split regular expression. this is especially
useful to parse CSV file that contains comma in a doube-quoted string
e.g. 'a,"b, c",d'.split_me(/,/, '"') => [a, 'b, c', d]</p>
</div>
</div>
<div class="tags">
<h3>Parameters:</h3>
<ul class="param">
<li>
<span class='name'>delim_regex</span>
<span class='type'>(<tt>Regex</tt>)</span>
—
<div class='inline'><p>regular expression for split</p>
</div>
</li>
<li>
<span class='name'>quote_char</span>
<span class='type'>(<tt><span class='object_link'><a href="" title="String (class)">String</a></span></tt>)</span>
<em class="default">(defaults to: <tt>"'"</tt>)</em>
—
<div class='inline'><p>quote char such as ' and "</p>
</div>
</li>
</ul>
<h3>Returns:</h3>
<ul class="return">
<li>
<span class='type'>(<tt><span class='object_link'><a href="Array.html" title="Array (class)">Array</a></span><<span class='object_link'><a href="" title="String (class)">String</a></span>></tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
148
149
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155</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/fselector/util.rb', line 148</span>
<span class='kw'>def</span> <span class='id identifier rubyid_split_me'>split_me</span><span class='lparen'>(</span><span class='id identifier rubyid_delim_regex'>delim_regex</span><span class='comma'>,</span> <span class='id identifier rubyid_quote_char'>quote_char</span><span class='op'>=</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='id identifier rubyid_d'>d</span><span class='comma'>,</span> <span class='id identifier rubyid_q'>q</span> <span class='op'>=</span> <span class='id identifier rubyid_delim_regex'>delim_regex</span><span class='comma'>,</span> <span class='id identifier rubyid_quote_char'>quote_char</span>
<span class='kw'>if</span> <span class='kw'>not</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_count'>count</span><span class='lparen'>(</span><span class='id identifier rubyid_q'>q</span><span class='rparen'>)</span> <span class='op'>%</span> <span class='int'>2</span> <span class='op'>==</span> <span class='int'>0</span>
<span class='gvar'>$stderr</span><span class='period'>.</span><span class='id identifier rubyid_puts'>puts</span> <span class='tstring'><span class='tstring_beg'>"</span><span class='tstring_content'>unpaired char of </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_q'>q</span><span class='rbrace'>}</span><span class='tstring_content'> found, return nil</span><span class='tstring_end'>"</span></span>
<span class='kw'>return</span> <span class='kw'>nil</span>
<span class='kw'>end</span>
<span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_d'>d</span><span class='period'>.</span><span class='id identifier rubyid_source'>source</span><span class='rbrace'>}</span><span class='tstring_content'> (?=(?:[^</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_q'>q</span><span class='rbrace'>}</span><span class='tstring_content'>]* </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_q'>q</span><span class='rbrace'>}</span><span class='tstring_content'> [^</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_q'>q</span><span class='rbrace'>}</span><span class='tstring_content'>]* </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_q'>q</span><span class='rbrace'>}</span><span class='tstring_content'>)* [^</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_q'>q</span><span class='rbrace'>}</span><span class='tstring_content'>]*$) </span><span class='regexp_end'>/x</span></span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
</div>
<div id="footer">
Generated on Mon Nov 5 11:19:44 2012 by
<a href="http://yardoc.org" title="Yay! A Ruby Documentation Tool" target="_parent">yard</a>
0.7.5 (ruby-1.9.3).
</div>
</body>
</html>