Parser.parseAssignExpression

Parses an AssignExpression

$(GRAMMAR $(RULEDEF assignExpression): $(RULE ternaryExpression) ($(RULE assignOperator) $(RULE expression))? ; $(RULEDEF assignOperator): $(LITERAL '=') | $(LITERAL '>>>=') | $(LITERAL '>>=') | $(LITERAL '<<=') | $(LITERAL '+=') | $(LITERAL '-=') | $(LITERAL '*=') | $(LITERAL '%=') | $(LITERAL '&=') | $(LITERAL '/=') | $(LITERAL '|=') | $(LITERAL '^^=') | $(LITERAL '^=') | $(LITERAL '~=') ;)