dart-fix-runtime-errors — Skills

What it does

Core Concepts & Guidelines

Type System & Soundness

Error Handling

Workflow: Static Analysis Resolution

Modifiers: Apply ? for nullable types, ! for null assertions, and required for named parameters that cannot be null.

Wildcards: Use the wildcard variable (Dart 3.7+) for non-binding local variables or parameters to avoid unused variable warnings.

Catching: Catch Exception subtypes for recoverable failures.

dart fix runtime errors

Source

Repository: https://github.com/dart-lang/skills

dart-fix-runtime-errors FAQ

What does the dart-fix-runtime-errors skill do?

Uses get_runtime_errors and lsp to fetch an active stack trace, locate the failing line, apply a fix, and verify resolution via hot_reload. Core Concepts & Guidelines Type System & Soundness

How do I install dart-fix-runtime-errors?

Run: npx -y skills add https://github.com/dart-lang/skills --skill dart-fix-runtime-errors --agent claude-code — the source lives at github.com/dart-lang/skills.

Maintain dart-fix-runtime-errors?

Let people know it's listed here — add the badge (live metrics, light/dark aware) or a plain link to your README or docs.

[![dart-fix-runtime-errors on getagentictools](https://getagentictools.com/badge/skills/dart-lang-skills-dart-fix-runtime-errors.svg)](https://getagentictools.com/skills/dart-lang-skills-dart-fix-runtime-errors?ref=badge)

npx agentictools info skills/dart-lang-skills-dart-fix-runtime-errors

The second line is the CLI lookup for this page — handy in READMEs and docs.