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authorBen Gamari <ben@smart-cactus.org>2020-08-10 10:17:02 -0400
committerBen Gamari <ben@well-typed.com>2020-08-12 15:32:39 -0400
commit77386e6c35b2c0a01ae25a5f2d926e6b0dcd072b (patch)
treeb27108bc4ffa036c14dbe3c97916c1eb6ce4c795
parentdb6dd810eb7986a39657f7f028f1f4de92b321dd (diff)
downloadhaskell-wip/T18545.tar.gz
parser: Suggest ImportQualifiedPost in prepositive import warningwip/T18545
As suggested in #18545.
-rw-r--r--compiler/GHC/Parser/PostProcess.hs1
-rw-r--r--testsuite/tests/module/mod184.stderr1
2 files changed, 2 insertions, 0 deletions
diff --git a/compiler/GHC/Parser/PostProcess.hs b/compiler/GHC/Parser/PostProcess.hs
index c86d1f69c6..ecf31c01ea 100644
--- a/compiler/GHC/Parser/PostProcess.hs
+++ b/compiler/GHC/Parser/PostProcess.hs
@@ -2612,6 +2612,7 @@ warnPrepositiveQualifiedModule span =
<+> text "in prepositive position"
$$ text "Suggested fix: place " <+> quotes (text "qualified")
<+> text "after the module name instead."
+ $$ text "To allow this, enable language extension 'ImportQualifiedPost'"
failOpNotEnabledImportQualifiedPost :: SrcSpan -> P ()
failOpNotEnabledImportQualifiedPost loc = addError loc msg
diff --git a/testsuite/tests/module/mod184.stderr b/testsuite/tests/module/mod184.stderr
index 65e8ff2aaa..ef5a80ae60 100644
--- a/testsuite/tests/module/mod184.stderr
+++ b/testsuite/tests/module/mod184.stderr
@@ -1,3 +1,4 @@
mod184.hs:6:8: warning: [-Wprepositive-qualified-module]
Found ‘qualified’ in prepositive position
Suggested fix: place ‘qualified’ after the module name instead.
+ To allow this, enable language extension 'ImportQualifiedPost'