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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\ParserFunctions; |
| 4 | |
| 5 | use MediaWiki\Extension\Scribunto\Engines\LuaCommon\LibraryBase; |
| 6 | use MediaWiki\Extension\Scribunto\Engines\LuaCommon\LuaError; |
| 7 | |
| 8 | class LuaLibrary extends LibraryBase { |
| 9 | public function register() { |
| 10 | $lib = [ |
| 11 | 'expr' => [ $this, 'expr' ], |
| 12 | ]; |
| 13 | |
| 14 | return $this->getEngine()->registerInterface( |
| 15 | __DIR__ . '/mw.ext.ParserFunctions.lua', $lib, [] |
| 16 | ); |
| 17 | } |
| 18 | |
| 19 | public function expr( $expression = null ) { |
| 20 | $this->checkType( 'mw.ext.ParserFunctions.expr', 1, $expression, 'string' ); |
| 21 | try { |
| 22 | $exprParser = new ExprParser(); |
| 23 | return [ $exprParser->doExpression( $expression ) ]; |
| 24 | } catch ( ExprError $e ) { |
| 25 | throw new LuaError( $e->getMessage() ); |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | } |