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installUnicodeWidthTable: add a more obvious "do not use" comment

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This commit is contained in:
Jonathan Daugherty 2020-03-05 14:33:20 -08:00
parent 5327c94b12
commit 4e21a740e8
1 changed files with 6 additions and 0 deletions
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6
src/Graphics/Vty/UnicodeWidthTable/Install.hs
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@ -33,6 +33,12 @@ tableSize = 0x110000
-- 'Graphics.Vty.UnicodeWidthTable.Query.buildUnicodeWidthTable' and
-- 'Graphics.Vty.UnicodeWidthTable.IO.readUnicodeWidthTable'.
--
-- ALERT! This function is probably not what you want to use because
-- it is automatically called by 'Graphics.Vty.mkVty'. You will only
-- ever need to call this function if you want to use functions
-- in 'Graphics.Text.Width' without controlling the terminal with
-- 'Graphics.Vty.mkVty'.
--
-- This affects the behavior of the 'Graphics.Vty.Image.wcwidth'
-- function and functions that call it. It does so by
-- changing global state available to the C implementation