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24 lines
520 B
Bash
24 lines
520 B
Bash
#!/usr/bin/env bash
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# Produces a centered title in the middle of a horizontal rule of text.
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_filter(){
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[[ -n "$1" ]] && return 1
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while IFS= read -ra args; do
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"${FUNCNAME[1]}" "${args[@]}"
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done
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}
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hsep() {
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_filter "$@" && return $?
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local str="$1" char="${2:-#}"
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local -i len=${#str}
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local -i side=$((((HRULEWIDTH / 2) - len / 2) - 3))
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local -i left=$side
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local -i right=$side
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(( len % 2 == 1 )) && ((right -= 1))
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echo "##$(echon "$char" "$left") "$str" $(echon "$char" "$right")"
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}
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hsep "$@"
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