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Parse::Eyapp is a collection of modules
that extends Francois Desarmenien Parse::Yapp 1.05.
Eyapp extends yacc/yapp syntax with
functionalities like named attributes,
EBNF-like expressions, modifiable default action,
automatic abstract syntax tree building,
dynamic conflict resolution,
translation schemes, tree regular expressions,
tree transformations, scope analysis support,
and directed acyclic graphs among others.
This article teaches you the basics of
Compiler Construction using Parse::Eyap to
build a translator from infix expressions to Parrot