Text.ABNF.ABNF

ABNF types

Re-exported from Text.ABNF.ABNF.Types

data Rule

A Rule represents a single entry in your ABNF. It could, for example, look like this:

CRLF = %x0D.0A

Constructors

Rule Text DefinedAs SumSpec

Instances

Eq Rule

Methods

(==) :: Rule -> Rule -> Bool

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

Show Rule

Methods

showsPrec :: Int -> Rule -> ShowS

show :: Rule -> String

showList :: [Rule] -> ShowS

Pretty Rule

Methods

prettyShow :: Rule -> String

Parsing ABNF Rules

Re-exported from Text.ABNF.ABNF.Parser

rulelist :: Parser [Rule]

The main parser, which parses a list of Rules.

parseABNF :: String -> Text -> Either (ParseError Char Dec) [Rule]

Convencience function to directly parse a list of rules. This is equivalent to

parse rulelist

Canonicalizing ABNF Rules

Re-exported from Text.ABNF.ABNF.Canonicalizer

canonicalizeRules

Arguments

:: Text

The main, or top-level, Rule

-> [Rule]

List of Rules to canonicalize

-> Maybe Rule

The operation may fail for a number of reasons, for example, because the main Rule does not exist

Canonicalize a list of Rules, leaving only a single Rule.