Cleanup @return annotations

Author: nicolas-grekas

ExpressionFunctionProviderInterface.php

@@ -17,7 +17,7 @@
 interface ExpressionFunctionProviderInterface
 {
     /**
-     * @return ExpressionFunction[] An array of Function instances
+     * @return ExpressionFunction[]
      */
     public function getFunctions();
 }

ExpressionLanguage.php

@@ -72,7 +72,7 @@ public function evaluate($expression, array $values = [])
      *
      * @param Expression|string $expression The expression to parse
      *
-     * @return ParsedExpression A ParsedExpression instance
+     * @return ParsedExpression
      */
     public function parse($expression, array $names)
     {

Lexer.php

@@ -21,7 +21,7 @@ class Lexer
     /**
      * Tokenizes an expression.
      *
-     * @return TokenStream A token stream instance
+     * @return TokenStream
      *
      * @throws SyntaxError
      */