diff options
Diffstat (limited to 'tex/context/base/mkiv/char-tex.lua')
| -rw-r--r-- | tex/context/base/mkiv/char-tex.lua | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/tex/context/base/mkiv/char-tex.lua b/tex/context/base/mkiv/char-tex.lua index 065152881..bbaf11875 100644 --- a/tex/context/base/mkiv/char-tex.lua +++ b/tex/context/base/mkiv/char-tex.lua @@ -8,7 +8,7 @@ if not modules then modules = { } end modules ['char-tex'] = { local lpeg = lpeg local tonumber, next, type = tonumber, next, type -local format, find, gmatch = string.format, string.find, string.gmatch +local format, find, gmatch, match = string.format, string.find, string.gmatch, string.match local utfchar, utfbyte = utf.char, utf.byte local concat, tohash = table.concat, table.tohash local P, C, R, S, V, Cs, Cc = lpeg.P, lpeg.C, lpeg.R, lpeg.S, lpeg.V, lpeg.Cs, lpeg.Cc @@ -462,16 +462,24 @@ function commands.makeactive(n,name) -- not used -- context("\\catcode%s=13\\unexpanded\\def %s{\\%s}",n,utfchar(n),name) end +local function to_number(s) + local n = tonumber(s) + if n then + return n + end + return tonumber(match(s,'^"(.*)$'),16) or 0 +end + implement { name = "utfchar", - actions = { utfchar, contextsprint }, - arguments = "integer" + actions = { to_number, utfchar, contextsprint }, + arguments = "string" } implement { name = "safechar", - actions = { texcharacters.safechar, contextsprint }, - arguments = "integer" + actions = { to_number, texcharacters.safechar, contextsprint }, + arguments = "string" } implement { @@ -592,14 +600,17 @@ if not csletters then end -- if isletter then - local lc, uc = chr.lccode, chr.uccode + local lc = chr.lccode + local uc = chr.uccode if not lc then - chr.lccode, lc = u, u + chr.lccode = u + lc = u elseif type(lc) == "table" then lc = u end if not uc then - chr.uccode, uc = u, u + chr.uccode = u + uc = u elseif type(uc) == "table" then uc = u end @@ -623,12 +634,14 @@ if not csletters then -- local lc, uc = chr.lccode, chr.uccode if not lc then - chr.lccode, lc = u, u + chr.lccode = u + lc = u elseif type(lc) == "table" then lc = u end if not uc then - chr.uccode, uc = u, u + chr.uccode = u + uc = u elseif type(uc) == "table" then uc = u end |