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netmute/error_handler.sh

Created October 23, 2015 14:02
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bash error handler
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error_handler.sh
#!/usr/bin/env bash
set -e
error_handler() {
local lineno="$1"
local message="$2"
if [[ -n "$message" ]]; then
echo "error on line $lineno: $message"
else
echo "error on line $lineno"
fi
}
trap 'error_handler ${LINENO}' ERR
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