getClass method
Implementation
ASTClassNormal? getClass(String className, {bool caseInsensitive = false}) {
var clazz = _classes[className];
if (clazz != null) {
return clazz;
}
if (caseInsensitive) {
for (var entry in _classes.entries) {
if (equalsIgnoreAsciiCase(entry.key, className)) {
return entry.value;
}
}
}
return null;
}