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instance method
Ruby::Prism::ASCIISource#code_units_column
code_units_column(byte_offset, encoding)
lib/ruby/prism/parse_result.rb
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# File tmp/rubies/ruby-4.1.0-preview1/lib/ruby/prism/parse_result.rb, line 390
def code_units_column(byte_offset, encoding)
byte_offset - line_start(byte_offset)
end
Specialized version of code_units_column that does not depend on code_units_offset, which is a more expensive operation. This is essentially the same as Ruby::Prism::Source#column.