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<title>word_wrap (ActionView::Helpers::TextHelper)</title>
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<pre><span class="ruby-comment cmt"># File lib/action_view/helpers/text_helper.rb, line 208</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">word_wrap</span>(<span class="ruby-identifier">text</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-identifier">options</span> = <span class="ruby-identifier">args</span>.<span class="ruby-identifier">extract_options!</span>
<span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">args</span>.<span class="ruby-identifier">blank?</span>
<span class="ruby-identifier">options</span>[<span class="ruby-identifier">:line_width</span>] = <span class="ruby-identifier">args</span>[<span class="ruby-value">0</span>] <span class="ruby-operator">||</span> <span class="ruby-value">80</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-identifier">options</span>.<span class="ruby-identifier">reverse_merge!</span>(<span class="ruby-identifier">:line_width</span> =<span class="ruby-operator">></span> <span class="ruby-value">80</span>)
<span class="ruby-identifier">text</span>.<span class="ruby-identifier">split</span>(<span class="ruby-value str">"\n"</span>).<span class="ruby-identifier">collect</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">line</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">line</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">></span> <span class="ruby-identifier">options</span>[<span class="ruby-identifier">:line_width</span>] <span class="ruby-operator">?</span> <span class="ruby-identifier">line</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-node">/(.{1,#{options[:line_width]}})(\s+|$)/</span>, <span class="ruby-value str">"\\1\n"</span>).<span class="ruby-identifier">strip</span> <span class="ruby-operator">:</span> <span class="ruby-identifier">line</span>
<span class="ruby-keyword kw">end</span> <span class="ruby-operator">*</span> <span class="ruby-value str">"\n"</span>
<span class="ruby-keyword kw">end</span></pre>
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distrib
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Mandriva
>
2010.0
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i586
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media
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contrib-release
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by-pkgid
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8b99df826c3b6cf56a1caaae5f931d50
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files
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906
