34 lines
669 B
Bash
Executable File
34 lines
669 B
Bash
Executable File
#! /bin/zsh
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# simple unit-conversion util, partly made for fun, not much here so far
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conversionUnits=$1
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inputsToConvert=($argv[2,-1])
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function cmToIn() {
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result=$(( 1 / 2.54 * $1 ))
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printf '%.1f cm => %.2f in\n' $1 $result
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}
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function inToCm() {
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result=$(( 2.54 * $1 ))
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printf '%.2f in => %.1f cm\n' $1 $result
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}
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function unsupportedUnits() {
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echo "unsupported conversion units given: $conversionUnits"
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exit 1
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}
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funcRef=exit # not sure what a good default function is, using exit
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case $conversionUnits in
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(cm|cm-in) funcRef=cmToIn
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;;
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(in|in-cm) funcRef=inToCm
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;;
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(*) funcRef=unsupportedUnits
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;;
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esac
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for i in $inputsToConvert; do $funcRef $i; done
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