resolve method

@override MethodExecutor? resolve(EvaluationContext context, Object target, String name, List<Object?> arguments,)

An executor that runs method name on target with arguments (already evaluated), or null to let the next resolver try.

Throwing an AccessException here is reported as problemLocatingMethod (EL1031E).

Implementation

@override
MethodExecutor? resolve(
  EvaluationContext context,
  Object target,
  String name,
  List<Object?> arguments,
) {
  if (target is! PropertyResolver) {
    return null;
  }
  final function = switch (name) {
    'getProperty' => ([
      String? key,
      String? defaultValue,
    ]) => target.getProperty(key!, defaultValue: defaultValue),
    'getRequiredProperty' => (String key) => target.getRequiredProperty(key),
    'containsProperty' => (String key) => target.containsProperty(key),
    'resolvePlaceholders' => (String text) => target.resolvePlaceholders(
      text,
    ),
    'resolveRequiredPlaceholders' => (
      String text,
    ) => target.resolveRequiredPlaceholders(text),
    'getActiveProfiles' when target is Environment =>
      () => target.activeProfiles,
    'getDefaultProfiles' when target is Environment =>
      () => target.defaultProfiles,
    'matchesProfiles' when target is Environment => VarargsFunction(
      (List<Object?> expressions) =>
          target.matchesProfiles([for (final e in expressions) '$e']),
    ),
    _ => null,
  };
  if (function == null ||
      (name == 'getProperty' && arguments.isEmpty) ||
      !VarargsFunction.accepts(function, arguments.length)) {
    return null;
  }
  return (_, _, args) => SpelTypeMethodResolver.callChecked(
    function,
    args,
    () => SpelEvaluationException(
      SpelMessage.methodNotFound,
      inserts: ['$name(${args.length} arguments)', target.runtimeType],
    ),
  );
}