dart-language SKILL.md skillA

dart-language from thiennc-tesoglobal/flutter-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add thiennc-tesoglobal/flutter-skills/dart-language@git:20261005.d4f7232

Pins git:20261005.d4f7232 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
thiennc-tesoglobal/flutter-skills
Path
skills/dart-language/SKILL.md
Versions recorded
4
Latest version
git:20261005.d4f7232, committed Oct 5, 2026
First version recorded
Aug 22, 2026
Size
3,020 bytes
Repository stars
15
License
BSD-3-Clause

Apply modern Dart language and API patterns in non-concurrency code. Use for types, records, patterns, sealed classes, extensions, constructors, null safety, collections, and package APIs; route async and isolate work to dart-concurrency.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Dart Language

Write clear Dart that fits the project's SDK constraint and established style.

## Decisions

- Read the SDK constraint in `pubspec.yaml` before using newer syntax.
- Prefer simple types and direct control flow over abstractions with no demonstrated reuse.
- Model closed variants with sealed types when exhaustive switching improves correctness.
- Use records for small structural values; use named domain types when identity, validation, documentation, or evolution matters.
- Use pattern matching when it makes branching or destructuring clearer, not as a novelty.
- Preserve public API compatibility unless a breaking change is requested.
- Keep mutable state private and expose the smallest useful surface.
- Never hand-edit a generated file (`*.g.dart`, `*.freezed.dart`, or any file marked as generated); edit the annotated source and regenerate through the project's command.

Follow Effective Dart naming, documentation, usage, and design guidance. Match repository lint rules rather than adding conflicting style policy.

## Verification
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add thiennc-tesoglobal/flutter-skills/dart-language@sha256:40c305520d0db47c

The line at the top of this page pins the label git:20261005.d4f7232, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_7djtmxj3slpzrcoj.svg)](https://markdownregistry.com/a/art_7djtmxj3slpzrcoj)

5 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 4 versions of this file, between Aug 22, 2026 and Oct 5, 2026, about one every 15 days.

versioncommittedcommitsizeaudit
git:20261005.d4f7232 latest2026-10-05 d4f7232 3,020 BA view · diff
git:20260904.d6e468f2026-09-04 d6e468f 2,248 BA view · diff
git:20260823.5691dc42026-08-23 5691dc4 1,884 BA view · diff
git:20260822.e519e062026-08-22 e519e06 1,677 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (3020 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

thiennc-tesoglobal/flutter-skills · 15 stars · license BSD-3-Clause · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_7djtmxj3slpzrcoj
GET https://markdownregistry.com/api/v1/resolve?ref=thiennc-tesoglobal/flutter-skills/dart-language
GET https://markdownregistry.com/api/v1/blob/40c305520d0db47c7d74adcea34a6b4e87a934bc006f11ed09dcbad238455fe8

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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