📄 exprparser.java.svn-base
字号:
int idleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int idright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; String id = (String)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; RESULT = ast.newSimpleName(id);
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("factor",7, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 13: // term ::= term DIV factor
{
Expression RESULT =null;
int tleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).left; int tright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).right; Expression t = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).value; int fleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int fright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression f = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; InfixExpression ie = ast.newInfixExpression(); ie.setLeftOperand(t); ie.setOperator(InfixExpression.Operator.DIVIDE); ie.setRightOperand(f); RESULT = ie;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("term",6, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 12: // term ::= term MULT factor
{
Expression RESULT =null;
int tleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).left; int tright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).right; Expression t = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).value; int fleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int fright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression f = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; InfixExpression ie = ast.newInfixExpression(); ie.setLeftOperand(t); ie.setOperator(InfixExpression.Operator.TIMES); ie.setRightOperand(f); RESULT = ie;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("term",6, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 11: // term ::= factor
{
Expression RESULT =null;
int fleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int fright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression f = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; RESULT = f;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("term",6, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 10: // expression ::= expression MINUS term
{
Expression RESULT =null;
int eleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).left; int eright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).right; Expression e = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).value; int tleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int tright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression t = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; InfixExpression ie = ast.newInfixExpression(); ie.setLeftOperand(e); ie.setOperator(InfixExpression.Operator.MINUS); ie.setRightOperand(t); RESULT = ie;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("expression",5, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 9: // expression ::= expression PLUS term
{
Expression RESULT =null;
int eleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).left; int eright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).right; Expression e = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).value; int tleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int tright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression t = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; InfixExpression ie = ast.newInfixExpression(); ie.setLeftOperand(e); ie.setOperator(InfixExpression.Operator.PLUS); ie.setRightOperand(t); RESULT = ie;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("expression",5, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 8: // expression ::= term
{
Expression RESULT =null;
int tleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int tright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression t = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; RESULT = t;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("expression",5, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 7: // assignment ::= IDENTIFIER EQ expression
{
Assignment RESULT =null;
int idleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).left; int idright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).right; String id = (String)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)).value; int rleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int rright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; Expression r = (Expression)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; RESULT = ast.newAssignment(); RESULT.setLeftHandSide(ast.newSimpleName(id)); RESULT.setOperator(Assignment.Operator.ASSIGN); RESULT.setRightHandSide(r);
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("assignment",4, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-2)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 6: // statement ::= assignment SEMICOLON
{
ExpressionStatement RESULT =null;
int asleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).left; int asright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).right; Assignment as = (Assignment)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).value; RESULT = ast.newExpressionStatement(as);
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("statement",3, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 5: // statements ::= statements statement
{
List RESULT =null;
int sleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).left; int sright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).right; List s = (List)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).value; int asleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int asright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; ExpressionStatement as = (ExpressionStatement)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; s.add(as); RESULT = s;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("statements",2, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 4: // statements ::= statement
{
List RESULT =null;
int asleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int asright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; ExpressionStatement as = (ExpressionStatement)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; RESULT = new LinkedList(); RESULT.add(as);
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("statements",2, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 3: // sequence ::= statements
{
List RESULT =null;
int bsleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int bsright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; List bs = (List)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; RESULT = bs;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("sequence",1, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 2: // sequence ::=
{
List RESULT =null;
RESULT = new LinkedList();
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("sequence",1, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 1: // goal ::= sequence
{
Object RESULT =null;
int seqleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).left; int seqright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()).right; List seq = (List)((java_cup.runtime.Symbol) CUP$ExprParser$stack.peek()).value; root = ast.newBlock(); ((Block)root).statements().addAll(seq);
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("goal",0, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
return CUP$ExprParser$result;
/*. . . . . . . . . . . . . . . . . . . .*/
case 0: // $START ::= goal EOF
{
Object RESULT =null;
int start_valleft = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).left; int start_valright = ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).right; Object start_val = (Object)((java_cup.runtime.Symbol) CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)).value; RESULT = start_val;
CUP$ExprParser$result = parser.getSymbolFactory().newSymbol("$START",0, ((java_cup.runtime.Symbol)CUP$ExprParser$stack.elementAt(CUP$ExprParser$top-1)), ((java_cup.runtime.Symbol)CUP$ExprParser$stack.peek()), RESULT);
}
/* ACCEPT */
CUP$ExprParser$parser.done_parsing();
return CUP$ExprParser$result;
/* . . . . . .*/
default:
throw new Exception(
"Invalid action number found in internal parse table");
}
}
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -