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Use regex to make extraction bulletproof
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@ -33,9 +33,9 @@ fi
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# Make each Zed instance take up half of the screen.
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output=$(system_profiler SPDisplaysDataType -json)
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resolution=$(echo "$output" | jq -r '.SPDisplaysDataType[0].spdisplays_ndrvs[] | select(.spdisplays_online == "spdisplays_yes") | ._spdisplays_resolution')
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width=$(echo "$resolution" | jq -Rr 'split(" x ")[0]')
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width=$(echo "$resolution" | jq -Rr 'match("(\\d+) x (\\d+)").captures[0].string')
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half_width=$(($width / 2))
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height=$(echo "$resolution" | jq -Rr 'split(" x ")[1]')
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height=$(echo "$resolution" | jq -Rr 'match("(\\d+) x (\\d+)").captures[1].string')
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y=0
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echo "Width: $width"
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