Utils\Operators: add new isUnaryPlusMinus() utility method #46
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Utils\Operators: add new isUnaryPlusMinus() utility method
This adds a new utility method:
isUnaryPlusMinus()
- to check whether a plus/minus sign is a unary or an arithmetic operator. Returns boolean.Includes extensive dedicated unit tests.
Operators::isUnaryPlusMinus(): fix compatibility with PHPCS < 3.1.0
The PHP 5.5
T_YIELD
token was not backfilled in PHPCS until version 3.1.0.This commit adds work-arounds to the utility method to handle the situation correctly.
Refs:
yield
keyword asT_YIELD
on PHP 5.4, andyield from
asT_YIELD_FROM
on PHP < 7.0 squizlabs/PHP_CodeSniffer#1524