thefrontside/effection

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Structured concurrency and effects for JavaScript

Stars: 856
Forks: 39
Open beginner issues: 0
Indexed issues: 18
Avg merge: 2d 8h
Merged PRs (30d): 8

Dominant language: TypeScript
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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18 open issues indexed

v4.1.0: task.halt() rejects with the task's own error when the halt lands during a successful cleanup Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

thefrontside/effection#1235 · 1 comment · Opened Sep 15, 2026
Update the guides to have a cleanup section Open

thefrontside/effection#1193 · 1 assignee · Opened Jun 18, 2026
Narrow `Coroutine['data']['exit']` resolver from `Result<unknown>` to `Result<void>` Open

Difficulty 1/5 Under an hour Newbie friendliness 88/100

thefrontside/effection#1191 · Opened Jun 18, 2026
Halt does not propagate past a `yield*`-delegated sub-operation whose `finally` yields Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

thefrontside/effection#1190 · 1 comment · Opened Jun 12, 2026
Write blog post about middleware Open

thefrontside/effection#1156 · 1 assignee · Opened Apr 16, 2026
Interruption can interrupt `yield*` statements in `finally` blocks Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

thefrontside/effection#1154 · 8 comments · Opened Apr 14, 2026
Add a dedicated error subtype for halted tasks Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

thefrontside/effection#1147 · 1 comment · Opened Apr 6, 2026
`race()` docs out of date Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

thefrontside/effection#1139 · Opened Mar 14, 2026
Blog adds tags, but there are no tag routes Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 25/100

thefrontside/effection#1122 · 1 comment · Opened Feb 19, 2026
Add API Guide Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

thefrontside/effection#1100 · Opened Feb 4, 2026
Redesign Docs page with EffectionX references Open

documentation

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

thefrontside/effection#1064 · Opened Dec 26, 2025
Remove Deno shims from bundle Open

chore

Difficulty 3/5 1-2 days Newbie friendliness 35/100

thefrontside/effection#1063 · Opened Dec 26, 2025
Move to ESM only Open

chore

Difficulty 4/5 3-5 days Newbie friendliness 35/100

thefrontside/effection#1062 · Opened Dec 26, 2025
Add AI friendly TL;DR to the docs Open

Difficulty 3/5 3-5 days Newbie friendliness 35/100

thefrontside/effection#1029 · 2 reactions · Opened Sep 5, 2025
Provide a better entrance to the community from the documentation Open

documentation

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

thefrontside/effection#922 · 1 comment · Opened Nov 20, 2024
`.all()` creates a new Scope Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

thefrontside/effection#897 · 3 comments · Opened Feb 17, 2024
Reorganize Effection Documentation Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

thefrontside/effection#883 · 8 comments · Opened Jan 10, 2024
Write a tutorial about "Build an Autocomplete with Structured Concurrency using Effection in React" Open

thefrontside/effection#880 · 19 comments · 2 assignees · Opened Jan 6, 2024

thefrontside/effection

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