in src/key-value-render/HackBuilderRegexRenderer.hack [19:32]
public function render(
IHackCodegenConfig $_,
Regex\Pattern<T> $value,
): string {
return 're"'.
Str\replace_every(
(string) $value,
dict[
'$' => '\\$',
'"' => '\\"',
],
).
'"';
}