JS_IDENT_START top-level property
Implementation
final JS_IDENT_START = (r'(?:[$_' +
uni.combine(['Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl']) +
']|\\\\u[a-fA-F0-9]{4})');
final JS_IDENT_START = (r'(?:[$_' +
uni.combine(['Lu', 'Ll', 'Lt', 'Lm', 'Lo', 'Nl']) +
']|\\\\u[a-fA-F0-9]{4})');