class RegularExpression::AST::Group
Attributes
expressions[R]
quantifier[R]
Public Class Methods
new(expressions, quantifier: Quantifier::Once.new)
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# File lib/regular_expression/ast.rb, line 75 def initialize(expressions, quantifier: Quantifier::Once.new) @expressions = expressions @quantifier = quantifier end
Public Instance Methods
to_dot(parent)
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# File lib/regular_expression/ast.rb, line 80 def to_dot(parent) node = parent.add_node(object_id, label: "Group") expressions.each { |expression| expression.to_dot(node) } quantifier.to_dot(node) end
to_nfa(start, finish)
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# File lib/regular_expression/ast.rb, line 87 def to_nfa(start, finish) quantifier.quantify(start, finish) do |qstart, qfinish| expressions.each { |expression| expression.to_nfa(qstart, qfinish) } end end