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30 lines
893 B
Fish
30 lines
893 B
Fish
6 years ago
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function __fzf_complete_preview -d 'generate preview for completion widget.
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argv[1] is the currently selected candidate in fzf
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argv[2] is a string containing the rest of the output produced by `complete -Ccmd`
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'
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if test "$argv[2]" = "Redefine variable"
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# show environment variables current value
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set -l evar (echo $argv[1] | cut -d= -f1)
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echo $argv[1]$$evar
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else
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echo $argv[1]
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end
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# list directories on preview
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if test -d "$argv[1]"
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eval $FZF_PREVIEW_DIR_CMD (string escape $argv[1])
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end
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# show ten lines of non-binary files preview
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if test -f "$argv[1]"; and grep -qI . "$argv[1]"
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eval $FZF_PREVIEW_FILE_CMD (string escape $argv[1])
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end
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# if fish knows about it, let it show info
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type -q "$argv[1]" 2>/dev/null; and type -a "$argv[1]"
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# show aditional data
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echo $argv[2]
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end
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