<?php

namespace WMDE\VueJsTemplating\JsParsing;

class CachingExpressionParser implements JsExpressionParser
{
    /** @var JsExpressionParser */
    private $parser;

    /** @var ParsedExpression[] Indexed by expression string */
    private $expressionCache;

    public function __construct(JsExpressionParser $parser)
    {
        $this->parser = $parser;
    }

    /**
     * @param string $expression
     *
     * @return ParsedExpression
     */
    public function parse($expression)
    {
        $expression = $this->normalizeExpression( $expression );
        if ( isset( $this->expressionCache[$expression] ) ) {
            return $this->expressionCache[$expression];
        }

        $result = $this->parser->parse( $expression );
        $this->expressionCache[$expression] = $result;
        return $result;
    }

    /**
     * @param string $expression
     *
     * @return string
     */
    protected function normalizeExpression($expression)
    {
        return trim( $expression );
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTk0NDk5NDYwMjk5NzM2NSA5NTE4NjUwNjYwMDAyOTMxIDgzMzk3ODE4ODIwMzE5NzY=