implement binding_shadows
migrate till self-in-generic-param-default
use braces in fluent message as suggested by @compiler-errors.
to fix lock file issue reported by CI
migrate 'unreachable label' error
run formatter
name the variables correctly in fluent file
SessionDiagnostic -> Diagnostic
test "pattern/pat-tuple-field-count-cross.rs" passed
test "resolve/bad-env-capture2.rs" passed
test "enum/enum-in-scope.rs" and other depended on "resolve_binding_shadows_something_unacceptable" should be passed now.
fix crash errors while running test-suite. there might be more.
then_some(..) suits better here.
all tests passed
convert TraitImpl and InvalidAsm. TraitImpl is buggy yet. will fix after receiving help from Zulip
migrate "Ralative-2018"
migrate "ancestor only"
migrate "expected found"
migrate "Indeterminate"
migrate "module only"
revert to the older implementation for now. since this is failing at the moment.
follow the convension for fluent variable
order the diag attribute as suggested in review comment
fix merge error. migrate trait-impl-duplicate
make the changes compatible with "Flatten diagnostic slug modules #103345"
fix merge
remove commented code
merge issues
fix review comments
fix tests
