Prism::Translation::Parser::Compiler#procarg0?

procarg0?(parameters)

lib/prism/translation/parser/compiler.rb View on GitHub ↗

# File tmp/rubies/ruby-3.4.1/lib/prism/translation/parser/compiler.rb, line 1974
def procarg0?(parameters)
  parameters &&
    parameters.requireds.length == 1 &&
    parameters.optionals.empty? &&
    parameters.rest.nil? &&
    parameters.posts.empty? &&
    parameters.keywords.empty? &&
    parameters.keyword_rest.nil? &&
    parameters.block.nil?
end

Blocks can have a special set of parameters that automatically expand when given arrays if they have a single required parameter and no other parameters.

See also #numeric_negate #srange #multi_target_elements #srange_find also in 4.0

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