Universal/DisallowAlternativeSyntax: various tweaks #158
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Universal/DisallowAlternativeSyntax: improve test code
While empty "leafs" of control structures is allowed, it is less common, so make the code used for the tests more realistic.
Includes improvements to the inline documentation in the test code file to make it clearer what is being tested.
Universal/DisallowAlternativeSyntax: add additional tests with empty control structure bodies
When a control structure condition is directly followed by a PHP close tag, a semicolon is silently inserted by PHP and the control structure will turn into a control structure without body.
This commit adds additional tests to safeguard that the sniff handles this correctly.
Universal/DisallowAlternativeSyntax: minor docs improvements
Universal/DisallowAlternativeSyntax: improve metrics