How to create a parser in erlang

Question

How to create a parser in erlang that will take a well-formed propositional formula and transform it into some internal representation.

A list of available tools for creating a parser in erlang, as well as projects that use them, can be useful.

Answer 1

You can use the leex, yecc, spell1, and others.

• leex : a regular expression-based lexical analyzer generator for Erlang, similar to lex or flex. File lexer contains parts Definition, Rulesas well as Erlang code.

• yecc: LALR-1 Erlang, yacc. Non-terminals, Terminals, Rules Root-symbols.

• spell1: LL (1) Erlang LFE, Lisp Erlang.

• neotoma: - packrat Erlang Parsing (PEG).

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, :

• Efene: Erlang, , . leex yecc Efene.
• ErlyDTL: Django Erlang, leex yecc Django.
• Tnesia: , SQL- (TQL), leex yecc.

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