go-patterns
Skill2 starsChanged 8 days agoMITView on GitHub
Go patterns for error wrapping and inspection, context and goroutine lifetimes, Code Review Comments naming and interface placement, features from recent releases (generic methods, new(expr), errors.AsType, WaitGroup.Go, ServeMux patterns, json v2), testing helpers, and review-time anti-patterns. Use whenever the project contains `.go` files or a `go.mod`, OR the user asks about Go, goroutines, channels, contexts, or Go error handling, even if Go is not mentioned by name.
1 other project uses a version of this.
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- yuanJewel/skillstheir own version, first seen Oct 11, 2026
Other versions1 project uses a version of this.
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- yuanJewel/skills★ 2same name
How matches are found. Word for word: the exact same text. Edited: shares passages with this file (“99% same” means 99% of its five-word phrases also appear here; 10% or more counts). Their own version: similar meaning, or, weakest, the same name. We can’t tell which project had it first. Projects are counted among the 200 most-starred candidates, and mentions are links to the repository we found, up to 50 per site, so both counts are a floor.
In this repository37 other files it gives its agents.
- CLAUDE.mdCLAUDE.md
- templates/CLAUDE.mdCLAUDE.md
- auditSkill
- backup-patternsSkill
- bash-patternsSkill
- depsSkill
- django-patternsSkill
- docker-patternsSkill
- drf-patternsSkill
- engineering-fundamentalsSkill
- fastapi-patternsSkill
- git-patternsSkill
- graphql-patternsSkill
- investigateSkill
- javascript-patternsSkill
- logging-patternsSkill
- referenceSkill
- metaSkill
- monitoring-patternsSkill
- next-app-router-patternsSkill
- nuxt-patternsSkill
- opentofu-patternsSkill
- prSkill
- python-patternsSkill
- react-patternsSkill
- report-formatSkill
- security-patternsSkill
- slop-patternsSkill
- storybook-patternsSkill
- tailwind-patternsSkill
- test-patternsSkill
- typescript-patternsSkill
- unslopSkill
- vps-provisioningSkill
- vue-patternsSkill
- wcag-auditSkill
- writeSkill
The file
Files
Go patterns
Default assumption: Go 1.27.
- Language features apply according to the
godirective ingo.mod, not the installed toolchain. Loop-variable semantics (1.22) are the sharpest case. Check the directive before suggesting a feature. - Rules from Code Review Comments and the
contextpackage docs hold for every version.
Reference files
| File | Covers |
| reference/errors.md | %w wrapping, errors.Is/As/AsType/Join, error strings, panics, in-band errors |
| reference/context-and-concurrency.md | Context rules, cancel funcs, goroutine lifetimes, WaitGroup.Go, loop variables |
| reference/style.md | Naming, interface placement, and newer language and stdlib features by version |
| reference/testing.md | t.Context, synctest, artifacts, vet checks go test runs |
| reference/anti-patterns.md | Seven review-time anti-patterns with severity calls |
References
- Go Code Review Comments: https://go.dev/wiki/CodeReviewComments
- Effective Go: https://go.dev/doc/effective_go
- Release notes: https://go.dev/doc/devel/release
- Package context: https://pkg.go.dev/context
Version notes
Checked: 2026-09-26 against https://go.dev/dl/?mode=json and the release notes at https://go.dev/doc/go1.27, https://go.dev/doc/go1.26, https://go.dev/doc/go1.25
- 1.27 (1.27.1 current): generic methods;
encoding/jsonbacked by the v2 implementation, withGOEXPERIMENT=nojsonv2as a temporary opt-out; newuuidpackage. - 1.26:
newaccepts an expression;errors.AsType;go fixrebuilt around modernizers;T.ArtifactDir. - 1.25:
sync.WaitGroup.Go;testing/synctestgenerally available; vet'swaitgroupandhostportanalyzers.
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