class Opal::Rewriters::Hashes::KeyDuplicatesRewriter::UniqKeysSet
Public Class Methods
new()
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# File lib/opal/rewriters/hashes/key_duplicates_rewriter.rb, line 42 def initialize @set = Set.new end
Public Instance Methods
<<(element)
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# File lib/opal/rewriters/hashes/key_duplicates_rewriter.rb, line 46 def <<(element) if @set.include?(element) key, _ = *element key = element.type == :str ? key.inspect : ":#{key}" Kernel.warn "warning: key #{key} is duplicated and overwritten" else @set << element end end