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3bc1acba4a
This makes it clearer which step failed if there’s an error. Signed-off-by: Anders Kaseorg <anders@zulip.com>
28 lines
796 B
Bash
Executable File
28 lines
796 B
Bash
Executable File
#!/usr/bin/env bash
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set -eu
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version=0.9.0
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arch="$(uname -m)"
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tarball="shellcheck-v$version.linux.$arch.tar.xz"
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declare -A sha256=(
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[aarch64]=179c579ef3481317d130adebede74a34dbbc2df961a70916dd4039ebf0735fae
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[x86_64]=700324c6dd0ebea0117591c6cc9d7350d9c7c5c287acbad7630fa17b1d4d9e2f
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)
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check_version() {
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out="$(shellcheck --version)" && [[ "$out" = *"
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version: $version
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"* ]]
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}
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if ! check_version 2>/dev/null; then
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set -x
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tmpdir="$(mktemp -d)"
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trap 'rm -r "$tmpdir"' EXIT
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cd "$tmpdir"
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curl -fLO --retry 3 "https://github.com/koalaman/shellcheck/releases/download/v$version/$tarball"
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sha256sum -c <<<"${sha256[$arch]} $tarball"
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tar -xJf "$tarball" --no-same-owner --strip-components=1 -C /usr/local/bin "shellcheck-v$version/shellcheck"
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check_version
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fi
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