mirror of
https://github.com/m-labs/artiq.git
synced 2024-12-25 03:08:27 +08:00
Add support for UnaryOp.
This commit is contained in:
parent
df686136f1
commit
c89bf6fae0
@ -180,6 +180,18 @@ def TList(elt=None):
|
||||
return TMono("list", {"elt": elt})
|
||||
|
||||
|
||||
def is_var(typ):
|
||||
return isinstance(typ, TVar)
|
||||
|
||||
def is_mono(typ, name, **params):
|
||||
return isinstance(typ, TMono) and \
|
||||
typ.name == name and typ.params == params
|
||||
|
||||
def is_numeric(typ):
|
||||
return isinstance(typ, TMono) and \
|
||||
typ.name in ('int', 'float')
|
||||
|
||||
|
||||
class TypePrinter(object):
|
||||
"""
|
||||
A class that prints types using Python-like syntax and gives
|
||||
|
@ -284,6 +284,27 @@ class Inferencer(algorithm.Transformer):
|
||||
op_locs=node.op_locs, loc=node.loc)
|
||||
return self.visit(node)
|
||||
|
||||
def visit_UnaryOp(self, node):
|
||||
node = self.generic_visit(node)
|
||||
node = asttyped.UnaryOpT(type=types.TVar(),
|
||||
op=node.op, operand=node.operand,
|
||||
loc=node.loc)
|
||||
return self.visit(node)
|
||||
|
||||
def visit_BinOp(self, node):
|
||||
node = self.generic_visit(node)
|
||||
node = asttyped.BinOpT(type=types.TVar(),
|
||||
left=node.left, op=node.op, right=node.right,
|
||||
loc=node.loc)
|
||||
return self.visit(node)
|
||||
|
||||
def visit_Compare(self, node):
|
||||
node = self.generic_visit(node)
|
||||
node = asttyped.CompareT(type=types.TVar(),
|
||||
left=node.left, ops=node.ops, comparators=node.comparators,
|
||||
loc=node.loc)
|
||||
return self.visit(node)
|
||||
|
||||
# Visitors that just unify types
|
||||
#
|
||||
def visit_ListT(self, node):
|
||||
@ -310,6 +331,21 @@ class Inferencer(algorithm.Transformer):
|
||||
node.loc, value.loc, self._makenotes_elts(node.values, "an operand"))
|
||||
return node
|
||||
|
||||
def visit_UnaryOpT(self, node):
|
||||
if isinstance(node.op, ast.Not):
|
||||
node.type = types.TBool()
|
||||
else:
|
||||
operand_type = node.operand.type.find()
|
||||
if types.is_numeric(operand_type):
|
||||
node.type = operand_type
|
||||
elif not types.is_var(operand_type):
|
||||
diag = diagnostic.Diagnostic("error",
|
||||
"expected operand to be of numeric type, not {type}",
|
||||
{"type": types.TypePrinter().name(operand_type)},
|
||||
node.operand.loc)
|
||||
self.engine.process(diag)
|
||||
return node
|
||||
|
||||
def visit_Assign(self, node):
|
||||
node = self.generic_visit(node)
|
||||
if len(node.targets) > 1:
|
||||
@ -375,7 +411,6 @@ class Inferencer(algorithm.Transformer):
|
||||
visit_SetComp = visit_unsupported
|
||||
visit_Str = visit_unsupported
|
||||
visit_Starred = visit_unsupported
|
||||
visit_UnaryOp = visit_unsupported
|
||||
visit_Yield = visit_unsupported
|
||||
visit_YieldFrom = visit_unsupported
|
||||
|
||||
|
@ -16,3 +16,6 @@ a = b
|
||||
1 and False
|
||||
# CHECK-L: note: an operand of type int(width='a)
|
||||
# CHECK-L: note: an operand of type bool
|
||||
|
||||
# CHECK-L: ${LINE:+1}: error: expected operand to be of numeric type, not list(elt='a)
|
||||
~[]
|
||||
|
@ -41,3 +41,9 @@ True and False
|
||||
|
||||
1 and 0
|
||||
# CHECK-L: 1:int(width='g) and 0:int(width='g):int(width='g)
|
||||
|
||||
~1
|
||||
# CHECK-L: 1:int(width='h):int(width='h)
|
||||
|
||||
not 1
|
||||
# CHECK-L: 1:int(width='i):bool
|
||||
|
Loading…
Reference in New Issue
Block a user