From 3594b6699d3043029f85fda2ccd82da1ae17e61b Mon Sep 17 00:00:00 2001
From: Timothy Sample <samplet@ngyro.com>
Date: Sat, 16 Nov 2019 09:42:03 -0500
Subject: gnu: idris: Fix Cabal dependency constraints.

* gnu/packages/idris.scm (idris): Add a phase that updates the Cabal
file to allow for newer versions of 'ansi-terminal'.
---
 gnu/packages/idris.scm | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'gnu/packages/idris.scm')

diff --git a/gnu/packages/idris.scm b/gnu/packages/idris.scm
index e5c0ac210e..4c6c5e1aef 100644
--- a/gnu/packages/idris.scm
+++ b/gnu/packages/idris.scm
@@ -90,6 +90,11 @@ (define-public idris
              "-fFFI" "-fGMP")
        #:phases
        (modify-phases %standard-phases
+         (add-after 'unpack 'update-constraints
+           (lambda _
+             (substitute* "idris.cabal"
+               (("ansi-terminal < 0\\.9") "ansi-terminal < 0.10"))
+             #t))
          (add-before 'configure 'set-cc-command
            (lambda _
              (setenv "CC" "gcc")
-- 
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