in js/src/lib/regexSupplant.js [6:32]
export default function(regex, map, flags) {
flags = flags || '';
if (typeof regex !== 'string') {
if (regex.global && flags.indexOf('g') < 0) {
flags += 'g';
}
if (regex.ignoreCase && flags.indexOf('i') < 0) {
flags += 'i';
}
if (regex.multiline && flags.indexOf('m') < 0) {
flags += 'm';
}
regex = regex.source;
}
return new RegExp(
regex.replace(/#\{(\w+)\}/g, function(match, name) {
let newRegex = map[name] || '';
if (typeof newRegex !== 'string') {
newRegex = newRegex.source;
}
return newRegex;
}),
flags
);
}