mirror of
https://github.com/fish-shell/fish-shell
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52 lines
906 B
Fish
Executable file
52 lines
906 B
Fish
Executable file
#!/usr/bin/env fish
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#
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# Fallback implementation of the seq command
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#
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# @configure_input@
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set -l from 1
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set -l step 1
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set -l to 1
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function _ -d "Alias for the gettext command"
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printf "%s" $argv
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end
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if test 1 = "@HAVE_GETTEXT@"
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if which gettext ^/dev/null >/dev/null
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function _ -d "Alias for the gettext command"
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gettext fish $argv
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end
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end
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end
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switch (count $argv)
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case 1
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set to $argv[1]
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case 2
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set from $argv[1]
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set to $argv[2]
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case 3
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set from $argv[1]
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set step $argv[2]
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set to $argv[3]
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case '*'
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printf (_ "%s: Expected 1, 2 or 3 arguments, got %d\n") seq (count $argv)
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exit 1
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end
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for i in $from $step $to
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if not echo $i | grep -E '^-?[0-9]*([0-9]*|\.[0-9]+)$' >/dev/null
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printf (_ "%s: '%s' is not a number\n") seq $i
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exit 1
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end
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end
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if [ $step -ge 0 ]
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echo "for( i=$from; i<=$to ; i+=$step ) i;" | bc
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else
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echo "for( i=$from; i>=$to ; i+=$step ) i;" | bc
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end
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