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cxx-peg's Introduction

Parser Expressionn Grammar

Provides Embedded Domain Specific Language (EDSL) for working with Parser Expression Grammars (PEGs).

Table of Contents

Reference

At<P...>

  • Succeeds iff seq<P...> would succeed.
  • Consumes nothing.
  • Disables all actions.
  • Allows local failure even within must<>.

NotAt<P...>

  • Succeeds iff seq<P...> would not succeed.
  • Consumes nothing.
  • Disables all actions.
  • Allows local failure even within must<>.

Character<char C>

Succeeds iff next character is C.

NotCharacter<char C>

Succeeds iff next character is not C.

AnyCharacter<char C>

Succeeds iff there is a next character.

Characters<char C, char... Cs>

Succeeds iff the next characters is C and Characters<Cs...> succeeds.

Atomic

Success

Unconditionally matches.

Failure

Unconditionally fails.

StartOfFile

Matching if input is at beginning of file.

StartOfLine

Matches if input is at beginning of line.

EndOfFile

Matching if input is at end of file.

EndOfLine

Matches if input is at end of line.

EndOfLineOrFile

Matches if input is at end of line.

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