guix/gnu/packages/patches/idris-build-with-megaparsec-9.patch
Xinglu Chen ed044023d7
gnu: idris: Fix build.
Backport some commits from upstream.

* gnu/packages/patches/idris-build-with-haskeline-0.8.patch:
* gnu/packages/patches/idris-build-with-megaparsec-9.patch: New patches
* gnu/local.mk (dist_patch_DATA): Add them.
* gnu/packages/idris.scm (idris): Use them.

Signed-off-by: Lars-Dominik Braun <lars@6xq.net>
2021-10-08 09:13:53 +02:00

27 lines
970 B
Diff

From 6ea9bc913877d765048d7cdb7fc5aec60b196fac Mon Sep 17 00:00:00 2001
From: Felix Yan <felixonmars@archlinux.org>
Date: Wed, 16 Dec 2020 21:48:32 +0800
Subject: [PATCH] Fix compatibility with megaparsec 9
---
Taken from <https://github.com/idris-lang/Idris-dev/pull/4892>
src/Idris/Parser/Stack.hs | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/Idris/Parser/Stack.hs b/src/Idris/Parser/Stack.hs
index fb7b611440..879786f4d2 100644
--- a/src/Idris/Parser/Stack.hs
+++ b/src/Idris/Parser/Stack.hs
@@ -84,7 +84,11 @@ instance Message ParseError where
(pos, _) = P.reachOffsetNoLine (parseErrorOffset err) (parseErrorPosState err)
#endif
messageText = PP.text . init . P.parseErrorTextPretty . parseError
+#if MIN_VERSION_megaparsec(9,0,0)
+ messageSource err = sline
+#else
messageSource err = Just sline
+#endif
where
#if MIN_VERSION_megaparsec(8,0,0)
(sline, _) = P.reachOffset (parseErrorOffset err) (parseErrorPosState err)