mirror of
https://github.com/notwa/rc
synced 2024-11-05 03:29:02 -08:00
26 lines
617 B
Bash
Executable file
26 lines
617 B
Bash
Executable file
#!/usr/bin/env sh
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# YES_ZSH
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# YES_BASH
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# YES_DASH
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# YES_ASH
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# does not work with busybox awk (yet?)
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similar() { ### @-
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### highlight adjacent lines up to the first inequivalent character.
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[ $# -eq 0 ] || { printf "%s\n" "$0: does not take arguments" >&2; return 1; }
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awk '
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{
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i=0
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split($0,a,"")
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split(L,b,"")
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for (c in a)
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if (a[c]==b[c]) i++
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else break
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#print substr($0,1,i) "\033[7m" substr($0,i+1) "\033[0m"
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print "\033[31m" substr($0,1,i) "\033[0m" substr($0,i+1)
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L=$0
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}'
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}
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[ -n "${preload+-}" ] || similar "$@"
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