soliz 0.1.4

A lexer creation tool

Soliz - A lexer creation tool

Features

• Provides basic implementations for: strings, integers, floats, operators, symbols
• Soliz's abstract design allows quick and easily understandable development
• Pretty error printing

Errors look like:

Error: Unexpected character
{"key": 4.4.}
           ^
Expected: 'digit', found '.'
Occurs at: 1:12-12

_{WARNING: Order of the rules may matter depending on the implementation.}

Builtins

Builtin rules can be located in soliz/impls.py

StringRule

This rule allows escape sequences and parses quoted strings.
Errors on invalid escape sequences.

NumberRule

This rule parses integers and floats, positive or negative.

OperatorRule

Parses the following operators: +, -, *, /, ==, ^, **, %

SymbolRule

Parses the following symbols: (, ), =, . as individual token types without value.

IdentifierRule

Parses identifiers that start with _ or alphabetic characters, and continue with alphanumeric or _ characters.

EolRule

Parses newline characters and updates the lexer context.

SpaceRule

Parses sequences of space and optionally tab characters.