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maintainers/haskell/update-stackage.sh: make shellcheck happy

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* Annotate shell type
* Make trap expansion safer
This commit is contained in:
sternenseemann 2022-03-20 11:05:56 +01:00
parent 22ced213c0
commit cd0ddefb43
1 changed files with 2 additions and 2 deletions
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4
maintainers/scripts/haskell/update-stackage.sh
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@ -1,5 +1,6 @@
#! /usr/bin/env nix-shell
#! nix-shell -i bash -p nix curl jq nix-prefetch-github git gnused gnugrep -I nixpkgs=.
# shellcheck shell=bash
set -eu -o pipefail
@ -13,11 +14,10 @@ toLower() {
}
tmpfile=$(mktemp "update-stackage.XXXXXXX")
# shellcheck disable=SC2064
stackage_config="pkgs/development/haskell-modules/configuration-hackage2nix/stackage.yaml"
trap "rm ${tmpfile} ${tmpfile}.new" 0
trap 'rm "${tmpfile}" "${tmpfile}.new"' 0
touch "$tmpfile" "$tmpfile.new" # Creating files here so that trap creates no errors.
curl -L -s "https://stackage.org/$(toLower "$SOLVER")/cabal.config" >"$tmpfile"