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Enable the null safety understanding flag in _computeResolvedLibrary.

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This is the _compute function used by the migration tool.  It needs to
set the null safety understanding flag in order to ensure that type
comparisons work properly when analyzing code that's already been
migrated.

Fixes #42308.

Bug: https://github.com/dart-lang/sdk/issues/42308
Change-Id: I347b99a3a2cc772bb158b2ba8621ac7bb632653a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/167260
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Paul Berry <paulberry@google.com>
This commit is contained in:
Paul Berry 2020-10-13 16:15:47 +00:00 committed by commit-bot@chromium.org
parent 284c78d338
commit d0fafb6329
1 changed files with 6 additions and 0 deletions
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6
pkg/analyzer/lib/src/dart/analysis/driver.dart
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@ -1343,6 +1343,12 @@ class AnalysisDriver implements AnalysisDriverGeneric {
/// Return the newly computed resolution result of the library with the
/// given [path].
ResolvedLibraryResultImpl _computeResolvedLibrary(String path) {
return NullSafetyUnderstandingFlag.enableNullSafetyTypes(
() => _computeResolvedLibrary2(path));
}
/// Unwrapped implementation of [_computeResolvedLibrary].
ResolvedLibraryResultImpl _computeResolvedLibrary2(String path) {
FileState library = _fsState.getFileForPath(path);
return _logger.run('Compute resolved library $path', () {