def p_tuple1(p):
'''tuple : LPAREN commalist_expr RPAREN
| LPAREN expr RPAREN
| LPAREN vdef RPAREN
| LPAREN assign RPAREN
| LPAREN commalist_def RPAREN
'''
p[0]=Node('tuple')
if p[2].type == 'COMMALIST':
p[0].elems = p[2].elems
else:
p[0].elems = [p[2]]
def p_array(p):
'''array : unary_expr list %prec LBRACKET
| tuple list %prec LBRACKET
'''
p[0]= Node('ARRAY')
p[0].var = p[1]
p[0].elems = p[2].elems
def p_commalist_def1(p):
'''commalist_def : vdef COMMA vdef
| vdef COMMA assign
| vdef COMMA unary_expr
| assign COMMA vdef
| assign COMMA assign
| assign COMMA unary_expr
'''
p[0] = Node('COMMALIST')
p[0].elems = [p[1],p[3]]
def p_struct_start(p):
"""struct_start : STRUCT NAME LCURLY"""
p[0] = Node("struct")
p[0].name = p[2].value
p[0].elems = []
def p_list3(p):
"""list : LBRACKET RBRACKET"""
p[0] = Node("List")
p[0].elems = []
def p_list1(p):
"""list : LBRACKET exprList RBRACKET"""
p[0] = Node("List")
p[0].elems = p[2]
def p_dict(p):
"""dict : LCURLY range2List RCURLY"""
p[0] = Node("Dict")
p[0].elems = p[2]
def p_exprTuple1(p):
"""exprTuple : LPAREN exprList RPAREN
"""
p[0] = Node("Tuple")
p[0].elems = p[2]
def p_list3(p):
'''list : LBRACKET RBRACKET
'''
p[0] = Node('List')
p[0].elems = []
def p_list2(p):
'''list : LBRACKET expr RBRACKET
'''
p[0] = Node('List')
p[0].elems = [p[2]]
def p_list1(p):
'''list : LBRACKET commalist_expr RBRACKET
'''
p[0] = Node('List')
p[0].elems = p[2].elems
def p_commalist_expr1(p):
'''commalist_expr : expr COMMA expr
'''
p[0] = Node('COMMALIST')
p[0].elems = [p[1],p[3]]
def p_tuple2(p):
'''tuple : LPAREN RPAREN'''
p[0]=Node('tuple')
p[0].elems = []