Parser.parseLambdaExpression

Parses a LambdaExpression

$(GRAMMAR $(RULEDEF lambdaExpression): $(LITERAL Identifier) $(LITERAL '=>') $(RULE assignExpression) | $(LITERAL 'function') $(RULE type)? $(RULE parameters) $(RULE functionAttribute)* $(LITERAL '=>') $(RULE assignExpression) | $(LITERAL 'delegate') $(RULE type)? $(RULE parameters) $(RULE functionAttribute)* $(LITERAL '=>') $(RULE assignExpression) | $(RULE parameters) $(RULE functionAttribute)* $(LITERAL '=>') $(RULE assignExpression) ;)