class Rattler::Parsers::Apply
Apply
parses by applying a referenced parse rule.
Public Class Methods
[](rule_name)
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@param [Symbol,String] rule_name the name of the referenced rule @return [Apply] a new parser that parses by applying the rule
referenced by +rule_name+
# File lib/rattler/parsers/apply.rb, line 11 def self.[](rule_name) self.new(:rule_name => rule_name.to_sym) end
Public Instance Methods
capturing_decidable?()
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(see Parser#capturing_decidable?
)
# File lib/rattler/parsers/apply.rb, line 30 def capturing_decidable? false end
parse(scanner, rules, scope = ParserScope.empty)
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Apply
the parse rule referenced by the rule_name.
@param (see Match#parse
)
@return the result of applying the referenced parse rule
# File lib/rattler/parsers/apply.rb, line 25 def parse(scanner, rules, scope = ParserScope.empty) (rule = rules[rule_name]) && rule.parse(scanner, rules, scope) end