Text.LParse.Metaparser

This module contains the Metaparser, which is a parser that parses a grammar in EBNF and returns a parser that parses that grammar into an AST

Documentation

specParse :: String -> String -> Either String AST

Convenience function chaining creation and usage of the metaParser into a single invocation.

metaParser :: Parser r String (Parser r' String AST)

Parser that takes a grammar and returns a parser that parses that grammar into an AST

data AST

Abstract Syntax Tree generated by the metaparser, suitable for postprocessing

Constructors

Node String [AST]

ILeaf Integer

SLeaf String

EOI

Instances

Eq AST

Defined in Text.LParse.Metaparser

Methods

(==) :: AST -> AST -> Bool

(/=) :: AST -> AST -> Bool

Show AST

Defined in Text.LParse.Metaparser

Methods

showsPrec :: Int -> AST -> ShowS

show :: AST -> String

showList :: [AST] -> ShowS