lark-parser/Lark.js

Live port of Lark's standalone parser to Javascript

Stars: 88
Forks: 12
Open beginner issues: 0
Indexed issues: 15

Dominant language: JavaScript
License: MIT
Last GitHub push: Feb 25, 2024
Latest indexed: Sep 18, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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15 open issues indexed

Generated parser is not reproducible: token and state numbering varies per run (PYTHONHASHSEED does not help) Open

Difficulty 4/5 3-5 days Newbie friendliness 72/100

lark-parser/Lark.js#49 · Opened Sep 6, 2026
version-compatibility issue between `lark` and `lark-js` Open

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

lark-parser/Lark.js#48 · Opened Mar 16, 2026
__copy__ implementation missing Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

lark-parser/Lark.js#46 · 6 comments · Opened Feb 25, 2024
`isupper` bug Open

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

lark-parser/Lark.js#43 · 2 comments · Opened Feb 20, 2024
Bug with `interactive.accepts()` Open

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

lark-parser/Lark.js#39 · 8 comments · Opened Feb 18, 2024
Earley and reconstructor? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

lark-parser/Lark.js#38 · 1 comment · Opened Jan 27, 2024
How to get meta information in transformer method? Open

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

lark-parser/Lark.js#35 · 2 comments · Opened Mar 14, 2023
Error occurs while using the parser generated by Lark.js in React 18. Open

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

lark-parser/Lark.js#34 · Opened Jan 5, 2023
Various errors when using `|` inside of terminals Open

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

lark-parser/Lark.js#31 · Opened Jul 7, 2022
lark-js should advise user when `--start` not passed rather than outputting a cryptic error Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

lark-parser/Lark.js#30 · 2 reactions · Opened May 11, 2022
SyntaxError: Invalid regular expression returned when parsing Open

bug

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

lark-parser/Lark.js#21 · 11 comments · Opened Mar 24, 2022
Generated JS parser fails if minified Open

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

lark-parser/Lark.js#17 · 8 comments · Opened Mar 13, 2022
wrong parameter passing in Lark.parse_interactive Open

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

lark-parser/Lark.js#12 · 1 comment · Opened Feb 19, 2022
Reduce size of generated parser Open

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

lark-parser/Lark.js#5 · Opened Aug 16, 2021
Pain points with the examples and API, plus recommendations Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

lark-parser/Lark.js#1 · 5 comments · Opened Aug 6, 2021

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