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Use absolute path when checking source duplication error #9059

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Merged
msullivan merged 6 commits into from
Oct 18, 2020
Merged

Use absolute path when checking source duplication error #9059

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4397783
Use absolute path when checking source duplication error
bonprosoft Jun 27, 2020
ad54c7f
Query both relative and absolute path in module duplication check
bonprosoft Jul 4, 2020
7b2795b
Handle failure case when converting abspath to relpath
bonprosoft Jul 4, 2020
749c3df
Revert "Handle failure case when converting abspath to relpath"
msullivan Oct 18, 2020
c47300b
Revert "Query both relative and absolute path in module duplication c…
msullivan Oct 18, 2020
b511aea
Compute abspath once
msullivan Oct 18, 2020
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25 changes: 15 additions & 10 deletions mypy/build.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1699,6 +1699,7 @@ class State:
order = None # type: int # Order in which modules were encountered
id = None # type: str # Fully qualified module name
path = None # type: Optional[str] # Path to module source
abspath = None # type: Optional[str] # Absolute path to module source
xpath = None # type: str # Path or '<string>'
source = None # type: Optional[str] # Module source code
source_hash = None # type: Optional[str] # Hash calculated based on the source code
Expand Down Expand Up @@ -1800,6 +1801,8 @@ def __init__(self,
if follow_imports == 'silent':
self.ignore_all = True
self.path = path
if path:
self.abspath = os.path.abspath(path)
self.xpath = path or '<string>'
if path and source is None and self.manager.fscache.isdir(path):
source = ''
Expand Down Expand Up @@ -2758,7 +2761,7 @@ def load_graph(sources: List[BuildSource], manager: BuildManager,

# Note: Running this each time could be slow in the daemon. If it's a problem, we
# can do more work to maintain this incrementally.
seen_files = {st.path: st for st in graph.values() if st.path}
seen_files = {st.abspath: st for st in graph.values() if st.path}

# Collect dependencies. We go breadth-first.
# More nodes might get added to new as we go, but that's fine.
Expand Down Expand Up @@ -2805,16 +2808,18 @@ def load_graph(sources: List[BuildSource], manager: BuildManager,
if dep in st.dependencies_set:
st.suppress_dependency(dep)
else:
if newst.path in seen_files:
manager.errors.report(
-1, 0,
"Source file found twice under different module names: '{}' and '{}'".
format(seen_files[newst.path].id, newst.id),
blocker=True)
manager.errors.raise_error()

if newst.path:
seen_files[newst.path] = newst
newst_path = os.path.abspath(newst.path)

if newst_path in seen_files:
manager.errors.report(
-1, 0,
"Source file found twice under different module names: "
"'{}' and '{}'".format(seen_files[newst_path].id, newst.id),
blocker=True)
manager.errors.raise_error()

seen_files[newst_path] = newst

assert newst.id not in graph, newst.id
graph[newst.id] = newst
Expand Down