codingjoe/esupgrade

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Auto-upgrade your JavaScript syntax

Is codingjoe/esupgrade beginner-friendly?

The maintainers of codingjoe/esupgrade usually reply to a pull request within 1 day. 1 beginner-friendly issue is open now.

Stars: 15
Forks: 2
Open beginner issues: 1
Indexed issues: 11
Avg merge: 3h 33m
Merged PRs (30d): 28

Dominant language: JavaScript
License: BSD-2-Clause
Last GitHub push: Sep 21, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

How to contribute to codingjoe/esupgrade

Read the contributing guide first: it says how the maintainers want changes proposed, tested and reviewed.
Read its code of conduct: it covers issues and pull requests as well as chat.
Your contributions will be published under the project's BSD-2-Clause license.
Pick the open beginner-friendly issue below and comment that you want to work on it before you start.

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Issues somebody may already be working on are listed last. List everything by date

mathPowToExponentiation rewrites computed Math[pow] callees and drops parentheses
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Difficulty 2/5 1-3 hours Newbie friendliness 88/100

codingjoe/esupgrade#257 · Opened Sep 30, 2026

Maintainers usually reply within 1 day
Transformer: push-in-for-await loops to Array.fromAsync()
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widely available

Difficulty 3/5 1-2 days Newbie friendliness 72/100

codingjoe/esupgrade#217 · 1 comment · Opened Sep 30, 2026

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Transformer: regex escaping helpers to RegExp.escape()
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newly available

Difficulty 3/5 1-2 days Newbie friendliness 66/100

codingjoe/esupgrade#211 · 1 comment · Opened Sep 30, 2026

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Transformer: Promise.resolve().then() to queueMicrotask()
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widely available

Difficulty 3/5 1-2 days Newbie friendliness 72/100

codingjoe/esupgrade#212 · 1 comment · Opened Sep 30, 2026

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Transformer: map().flat() to flatMap()
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widely available

Difficulty 3/5 1-2 days Newbie friendliness 68/100

codingjoe/esupgrade#213 · 1 comment · Opened Sep 30, 2026

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Transformer: grouping loops to Object.groupBy()/Map.groupBy()
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widely available

Difficulty 3/5 1-2 days Newbie friendliness 69/100

codingjoe/esupgrade#215 · 1 comment · Opened Sep 30, 2026

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Transformer: byte conversion helpers to Uint8Array base64/hex APIs
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newly available

Difficulty 3/5 1-2 days Newbie friendliness 70/100

codingjoe/esupgrade#145 · 1 comment · Opened May 12, 2026

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Transformer: Map initialization patterns to getOrInsert APIs
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newly available

Difficulty 3/5 1-2 days Newbie friendliness 68/100

codingjoe/esupgrade#143 · 1 comment · Opened May 12, 2026

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Transformer: URL parsing/regex routing to URLPattern
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- Is something wrong?
newly available

Difficulty 4/5 3-5 days Newbie friendliness 65/100

codingjoe/esupgrade#140 · 1 comment · Opened May 12, 2026

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Add Array.findLast/findLastIndex transformer
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widely available

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

codingjoe/esupgrade#73 · 1 comment · Opened Jan 4, 2026

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