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-rw-r--r--lib/csv/fields_converter.rb88
1 files changed, 0 insertions, 88 deletions
diff --git a/lib/csv/fields_converter.rb b/lib/csv/fields_converter.rb
deleted file mode 100644
index b206118d99..0000000000
--- a/lib/csv/fields_converter.rb
+++ /dev/null
@@ -1,88 +0,0 @@
-# frozen_string_literal: true
-
-class CSV
- # Note: Don't use this class directly. This is an internal class.
- class FieldsConverter
- include Enumerable
- #
- # A CSV::FieldsConverter is a data structure for storing the
- # fields converter properties to be passed as a parameter
- # when parsing a new file (e.g. CSV::Parser.new(@io, parser_options))
- #
-
- def initialize(options={})
- @converters = []
- @nil_value = options[:nil_value]
- @empty_value = options[:empty_value]
- @empty_value_is_empty_string = (@empty_value == "")
- @accept_nil = options[:accept_nil]
- @builtin_converters_name = options[:builtin_converters_name]
- @need_static_convert = need_static_convert?
- end
-
- def add_converter(name=nil, &converter)
- if name.nil? # custom converter
- @converters << converter
- else # named converter
- combo = builtin_converters[name]
- case combo
- when Array # combo converter
- combo.each do |sub_name|
- add_converter(sub_name)
- end
- else # individual named converter
- @converters << combo
- end
- end
- end
-
- def each(&block)
- @converters.each(&block)
- end
-
- def empty?
- @converters.empty?
- end
-
- def convert(fields, headers, lineno)
- return fields unless need_convert?
-
- fields.collect.with_index do |field, index|
- if field.nil?
- field = @nil_value
- elsif field.is_a?(String) and field.empty?
- field = @empty_value unless @empty_value_is_empty_string
- end
- @converters.each do |converter|
- break if field.nil? and @accept_nil
- if converter.arity == 1 # straight field converter
- field = converter[field]
- else # FieldInfo converter
- if headers
- header = headers[index]
- else
- header = nil
- end
- field = converter[field, FieldInfo.new(index, lineno, header)]
- end
- break unless field.is_a?(String) # short-circuit pipeline for speed
- end
- field # final state of each field, converted or original
- end
- end
-
- private
- def need_static_convert?
- not (@nil_value.nil? and @empty_value_is_empty_string)
- end
-
- def need_convert?
- @need_static_convert or
- (not @converters.empty?)
- end
-
- def builtin_converters
- @builtin_converters ||= ::CSV.const_get(@builtin_converters_name)
- end
- end
-end