2021-07-29 05:44:12 -07:00
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#!/usr/bin/env sh
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2021-07-29 00:37:35 -07:00
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# YES_ZSH
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2021-07-29 05:44:12 -07:00
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# YES_BASH
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# YES_DASH
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2021-07-29 00:37:35 -07:00
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2021-07-30 17:57:08 -07:00
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trunc() { ### @-
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### truncate text to fit within your terminal using the unicode character `…`.
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2021-07-29 05:44:12 -07:00
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[ $# -le 1 ] || { printf "%s\n" "$0: too many arguments" >&2; return 1; }
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2021-07-29 00:37:35 -07:00
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COLUMNS=${COLUMNS:-$(tput cols)}
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awk -vL=${1:-$COLUMNS} '{e=length>L?"…":"";print substr($0,0,L-(e?1:0)) e}'
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}
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[ "${SOURCING:-0}" -gt 0 ] || trunc "$@"
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