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Jasmine Snake, another JavaScript interpreter written on Python 3
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Yury Kurlykov 9f0646c6f0
Fix ghost nodes appearing in AST 
Never _ever_ underestimate the power of testing. The previous state of the code was OK iff the only file needs to be parsed.
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grammars Comment out RegularExpressionLiteral 2020-04-30 00:58:22 +10:00
jasminesnake Fix ghost nodes appearing in AST 2020-06-28 15:34:15 +10:00
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README.md

Jasmine Snake

Another JavaScript interpreter written on Python 3.

Code style: black SemVer: 2.0.0

Requirements

  • ANTLR 4
  • Colorama

To run tests:

  • pytest
  • Tox

You can get ANTLR here, other dependencies could be installed with pip:

pip install -r requirements.txt # Use requirements-dev.txt if you want to run tests

Running

antlr4 -Xexact-output-dir -o jasminesnake/lex -package lex -Dlanguage=Python3 -listener grammars/*.g4
python -m jasminesnake

Credits

ESTree specification: https://github.com/estree/estree/

JavaScript grammar source: https://github.com/antlr/grammars-v4/tree/master/javascript/javascript

The snake: https://textart.io/art/lnl9xe1OsKIow7xPGeWDrAeF/snake