OLD-Peg Diagram

This anayse/design(?) date from around 2021/2022

$@startuml package _base { abstract AST_BASE { -_parse_tree +position() +position_end() ~serialize() } class ID { +name #validate_or_raise() } ID =|> AST_BASE } package MixIns #Gray { class MixIn_value_attribute<MixIn> { _value value() } class MixIn_expr_attribute<MixIn> { _expr expr() } class MixIn_children_tuple<MixIn> { _children :Tuple __len__() __getitem__() __iter__() } } package Peg #0077ff { abstract PEG AST_BASE <|== PEG abstract Terminal PEG <|== Terminal MixIn_value_attribute <|... Terminal Terminal <|== StrTerm Terminal <|== RexExpTerm Terminal <|== Number abstract Markers #Orange annotation EOF #Orange PEG <|== Markers Markers <|== EOF abstract NonTerminal PEG <|== NonTerminal abstract Expression NonTerminal <|== Expression class Setting { name : ID value } PEG <|== Setting class Rule { name :ID expr :[] Expression } NonTerminal <|== Rule interface Rules PEG <|== Rules MixIn_children_tuple <|... Rules Rules <|== ParseRules Rules <|== Settings class Grammar { +all_rules :Rules -parse_rules :ParseRules -settings :Settings } NonTerminal <|== Grammar abstract Group Expression <|== Group Group <|== UnorderedGroup MixIn_expr_attribute <|... UnorderedGroup abstract Quantity Group <|== Quantity MixIn_expr_attribute <|... Quantity Expression <|== Sequence MixIn_children_tuple <|... Sequence Expression <|== OrderedChoice MixIn_children_tuple <|... OrderedChoice class Optional << (?, #0077ff) >> Quantity <|== Optional class ZeroOrMore << (*, #0077ff) >> Quantity <|== ZeroOrMore class OneOrMore << (+, #0077ff) >> Quantity <|== OneOrMore abstract Predicate Expression <|== Predicate MixIn_expr_attribute <|... Predicate class AndPredicate << (&, #0077ff) notconsuming >> Predicate <|== AndPredicate class NotPredicate << (! ,#0077ff) not consuming >> Predicate <|== NotPredicate } @enduml$

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