run method

  1. @override
void run(
  1. CustomLintResolver resolver,
  2. ErrorReporter reporter,
  3. CustomLintContext context
)

Emits lints for a given file.

run will only be invoked with files respecting filesToAnalyze

Implementation

@override
void run(
  CustomLintResolver resolver,
  ErrorReporter reporter,
  CustomLintContext context,
) {
  context.registry.addMethodInvocation((node) {
    if (!_isAppMethod(node, 'appBar')) return;

    final titleArg = _findNamedArgument(node, 'title');

    if (titleArg == null) {
      reporter.atNode(node.methodName, code);
    } else if (titleArg is StringLiteral &&
        titleArg.stringValue?.trim().isEmpty == true) {
      reporter.atNode(titleArg, code);
    }
  });
}