lark-grammars

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lark grammars

Grammars suitable for lark parser:

• bc, an arbitrary precision calculator language (bc.lark)
• The GEDCOM Standard (gedcom.lark)
• eqn, language reference for mandoc (eqn.lark)
• ISO 8601, date and time format iso-8601.lark)
• mdoc, semantic markup language for formatting manual pages (mdoc.lark)
• MIME Media Types (mime.lark)
• Lua 5.1 language grammar specification (lua.lark)
• TAP13 - The Test Anything Protocol v13 (tap13.lark)
• Palindrome is a word, number, or other sequence of characters which reads the same backward as forward, such as madam or racecar or the number 10801 (palindrome.lark)
• OpenBSD packet filter configuration file (pf.lark)
• phone_number.lark
• Postal Address (postal.lark)
• Python 3 language grammar specification (python3.lark)
• POSIX Regular Expressions (regex.lark)
• reStructuredText Markup Syntax (restructuredtext.lark)
• RFC 822: Standard for ARPA Internet Text Messages (rfc_822.lark)
• RFC 1738: Uniform Resource Locators (URL) (WIP) (rfc_1738.lark)
• RFC 2396: Uniform Resource Identifiers (URI) (rfc_2396.lark)
• RFC 2397: The "data" URL scheme (rfc_2397.lark)
• RFC 5545: Internet Calendaring and Scheduling Core Object Specification (iCalendar) (rfc_5545.lark)
• RFC 6531: SMTP Extension for Internationalized Email (WIP) (rfc_6531.lark)
• RFC 5321: Simple Mail Transfer Protocol (WIP) (rfc_5321.lark)
• robots.txt (robotstxt.lark)
• SQLite (sqlite.lark)
• SubUnit v1 - SubUnit v1 protocol specification (subunit_v1.lark)
• Tom's Obvious, Minimal Language (toml.lark)
• YAML: YAML Ain't Markup Language (yaml.lark)

How-To Use:

$ python -m venv venv
$ python -m pytest tests/test_grammars.py
$ pip install lark_grammars
$ cat example.py
from lark_grammars import grammars                     
grammars.grammar_files['bc'] 

$ python generate.py --grammar grammars/tap13.lark
TAP version 13
1..861602252
not ok # Skipped

# - C o A 2 1 H

See grammars for other parsers:

• ANTLR v4
• PEG