module Wcswidth
Constants
- MAX_WIDTH
- VERSION
- WCHAR_SIZE
- WCHAR_TEMPLATE
Public Class Methods
of(string, max_width = MAX_WIDTH)
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# File lib/wcswidth.rb, line 6 def self.of(string, max_width = MAX_WIDTH) LibC.wcswidth( [ *string.to_s. # ensure we are working with a string tr("\0", ""). # remove 0 bytes (length is 0) codepoints, # convert to integer character representations 0 # append 0 byte ].pack(WCHAR_TEMPLATE), # generate wchar_t byte representation max_width # pass max column width ) end