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HalCanary/get_boolean_value_from_json.sh

Last active June 23, 2023 15:30
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[MacOS] get_boolean_value_from_json.sh
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get_boolean_value_from_json.sh
get_boolean_value_from_json() {
# Return true if the JSON file exists, the variable is set, and it
# evaluates as true in javascript.
test -f "$1" && osascript -l 'JavaScript' 2>&1 <<- EOF
ObjC.import('stdlib');
$.exit(JSON.parse(\`$(cat "$1")\`).${2} ? 0 : 1);
EOF
}
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