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[Documentation] Squiz: Superfluous Whitespace #352

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Original file line number Diff line number Diff line change
@@ -0,0 +1,66 @@
<documentation title="Superfluous Whitespace">
<standard>
<![CDATA[
There should be no extra whitespace at the start of a file.
]]>
</standard>
<code_comparison>
<code title="Valid: No whitespace preceding first content in file.">
<![CDATA[<?php
echo 'hi';
]]>
</code>
<code title="Invalid: Whitespace used before content in file.">
<![CDATA[
<em></em>
<?php
echo 'hi';
]]>
</code>
</code_comparison>
<standard>
<![CDATA[
There should be no trailing whitespace at the end of lines.
]]>
</standard>
<code_comparison>
<code title="Valid: No whitespace found at end of line.">
<![CDATA[
echo 'hello';
]]>
</code>
<code title="Invalid: Whitespace found at end of line.">
<![CDATA[
echo 'hello';<em> </em>
]]>
</code>
</code_comparison>
<standard>
<![CDATA[
There should be no more than one consecutive blank newline in functions.
]]>
</standard>
<code_comparison>
<code title="Valid: Functions do not contain multiple empty lines in a row.">
<![CDATA[
function myFunction()
{
echo 'code here';

echo 'code here';
}
]]>
</code>
<code title="Invalid: Functions contain multiple empty lines in a row.">
<![CDATA[
function myFunction()
{
echo 'code here';
<em>

</em>echo 'code here';
}
]]>
</code>
</code_comparison>
</documentation>