37 lines
1.2 KiB
Fish
37 lines
1.2 KiB
Fish
function fish_version_test
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if test (count $argv) = 2
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if test -n "$version"
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set operand_a "$version"
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else
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set operand_a "$FISH_VERSION"
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end
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set op "$argv[1]"
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set operand_b "$argv[2]"
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else if test (count $argv) = 3
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set operand_a "$argv[1]"
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set op "$argv[2]"
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set operand_b "$argv[3]"
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else
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echo "fish_version_test can be called in two forms:"
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echo "fish_version_test -op version"
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echo "fish_version_test version_a -op version_b"
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exit 1
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end
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set -l arg_1 (string replace --regex --all '[^\d]' '' -- "$operand_a")
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set -l arg_2 (string replace --regex --all '[^\d]' '' -- "$operand_b")
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set -l v_diff (math (string length -- $arg_1) - (string length -- $arg_2))
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# Ensure both versions are the same length
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if test $v_diff -gt 0
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set arg_2 (string join '' -- "$arg_2" (string repeat -N -n $v_diff '0'))
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else if test $v_diff -lt 0
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set v_diff (math abs $v_diff)
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set arg_1 (string join '' -- "$arg_1" (string repeat -N -n $v_diff '0'))
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end
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set -l cmd (string collect -- "test " "$arg_1" " $op " "$arg_2")
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eval $cmd
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end
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