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23 lines
640 B
Bash
Executable File
23 lines
640 B
Bash
Executable File
#!/usr/bin/env bash
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set -eu
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version=0.7.1
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tarball="shellcheck-v$version.linux.x86_64.tar.xz"
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sha256=64f17152d96d7ec261ad3086ed42d18232fcb65148b44571b564d688269d36c8
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check_version() {
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out="$(shellcheck --version 2>/dev/null)" && [[ "$out" = *"
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version: $version
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"* ]]
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}
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if ! check_version; then
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tmpdir="$(mktemp -d)"
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trap 'rm -r "$tmpdir"' EXIT
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cd "$tmpdir"
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wget -nv "https://github.com/koalaman/shellcheck/releases/download/v$version/$tarball"
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sha256sum -c <<<"$sha256 $tarball"
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tar -xJf "$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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