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protected function FeedsExTestUi::validateExpression in Feeds extensible parsers 7

Same name and namespace in other branches
  1. 7.2 tests/FeedsExTestUi.inc \FeedsExTestUi::validateExpression()

Validates an expression.

Parameters

string &$expression: The expression to validate.

Return value

string|null Return the error string, or null if validation was passed.

Overrides FeedsExBase::validateExpression

File

tests/FeedsExTestUi.inc, line 29
Contains FeedsExTestUi.

Class

FeedsExTestUi
A minimal implementation of a parser for UI testing.

Code

protected function validateExpression(&$expression) {
}