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typon
typon-compiler
Commits
be810856
Commit
be810856
authored
Jul 07, 2023
by
Tom Niget
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Enhance error handling
parent
2be850ba
Changes
1
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1 changed file
with
5 additions
and
1 deletion
+5
-1
trans/transpiler/phases/typing/block.py
trans/transpiler/phases/typing/block.py
+5
-1
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trans/transpiler/phases/typing/block.py
View file @
be810856
...
...
@@ -8,6 +8,7 @@ from transpiler.phases.typing.class_ import ScoperClassVisitor
from
transpiler.phases.typing.scope
import
VarDecl
,
VarKind
,
ScopeKind
from
transpiler.phases.typing.types
import
BaseType
,
TypeVariable
,
FunctionType
,
IncompatibleTypesError
,
\
Promise
,
TY_NONE
,
PromiseKind
,
TupleType
,
UserType
,
TypeType
,
ModuleType
from
transpiler.phases.utils
import
PlainBlock
@
dataclass
...
...
@@ -23,6 +24,9 @@ class ScoperBlockVisitor(ScoperVisitor):
def
visit_Import
(
self
,
node
:
ast
.
Import
):
for
alias
in
node
.
names
:
mod
=
self
.
scope
.
get
(
alias
.
name
,
VarKind
.
MODULE
)
if
mod
is
None
:
raise
NameError
(
alias
.
name
)
assert
isinstance
(
mod
,
VarDecl
),
mod
self
.
scope
.
vars
[
alias
.
asname
or
alias
.
name
]
=
dataclasses
.
replace
(
mod
,
kind
=
VarKind
.
LOCAL
)
def
visit_ImportFrom
(
self
,
node
:
ast
.
ImportFrom
):
...
...
@@ -174,7 +178,7 @@ class ScoperBlockVisitor(ScoperVisitor):
try
:
iter_type
=
seq_type
.
methods
[
"__iter__"
].
return_type
except
:
raise
IncompatibleTypesError
(
f"
{
seq_type
}
is not iterable"
)
raise
IncompatibleTypesError
(
f"
{
seq_type
}
is not iterable
in `
{
ast
.
unparse
(
node
.
iter
)
}
`
"
)
try
:
next_type
=
iter_type
.
methods
[
"__next__"
].
return_type
except
:
...
...
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