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-rw-r--r--tex/context/base/char-utf.lua21
1 files changed, 17 insertions, 4 deletions
diff --git a/tex/context/base/char-utf.lua b/tex/context/base/char-utf.lua
index a411c2d82..52fdfc0d0 100644
--- a/tex/context/base/char-utf.lua
+++ b/tex/context/base/char-utf.lua
@@ -19,7 +19,7 @@ in special kinds of output (for instance <l n='pdf'/>).</p>
over a string.</p>
--ldx]]--
-local utfchar, utfbyte, utfgsub = utf.char, utf.byte, utf.gsub
+local utfchar, utfbyte = utf.char, utf.byte
local concat, gmatch, gsub, find = table.concat, string.gmatch, string.gsub, string.find
local utfcharacters, utfvalues = string.utfcharacters, string.utfvalues
local allocate = utilities.storage.allocate
@@ -76,6 +76,7 @@ local decomposed = allocate {
["ﬖ"] = "վն",
["ﬗ"] = "մխ",
}
+
characters.decomposed = decomposed
local function initialize() -- maybe only 'mn'
@@ -209,9 +210,13 @@ end
private.set = set
-function private.escape (str) return gsub(str,"(.)", escapes) end
-function private.replace(str) return utfgsub(str,"(.)", low ) end
-function private.revert (str) return utfgsub(str,"(.)", high ) end
+-- function private.escape (str) return gsub(str,"(.)", escapes) end
+-- function private.replace(str) return utfgsub(str,"(.)", low ) end
+-- function private.revert (str) return utfgsub(str,"(.)", high ) end
+
+private.escape = utf.remapper(escapes)
+private.replace = utf.remapper(low)
+private.revert = utf.remapper(high)
for ch in gmatch(special,".") do set(ch) end
@@ -481,6 +486,14 @@ if sequencers then
sequencers.enableaction(textfileactions,"characters.filters.utf.decompose")
end
+ directives.register("filters.utf.collapse", function(v)
+ sequencers[v and "enableaction" or "disableaction"](textfileactions,"characters.filters.utf.collapse")
+ end)
+
+ directives.register("filters.utf.decompose", function(v)
+ sequencers[v and "enableaction" or "disableaction"](textfileactions,"characters.filters.utf.decompose")
+ end)
+
end
--[[ldx--