Flutter Code Generator Hit by Riverpod's Dual build() Signatures in ConsumerState

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A developer building an automated Flutter app generation pipeline discovered a costly bug involving Riverpod's ConsumerState class, which incorrectly received the two-argument build(BuildContext context, WidgetRef ref) signature valid only for ConsumerWidget. Dart's error message framed the issue as a generic inheritance complaint, obscuring the Riverpod-specific root cause and causing the automated repair loop to exhaust all three retries without resolving it. The pipeline, sourced under an MIT license on GitHub, generates Flutter apps from a spec file and uses flutter analyze output to drive an automated fix cycle. The developer resolved the issue by routing diagnostics to the appropriate agent based on whether the error was UI-anchored or state-anchored, rather than blindly retrying the same agent. As a demonstration of the system's output, the repository includes 23 unmodified generated files produced from a 45-line spec.

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