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-rw-r--r--tex/context/base/luat-mac.lua20
1 files changed, 9 insertions, 11 deletions
diff --git a/tex/context/base/luat-mac.lua b/tex/context/base/luat-mac.lua
index 282dc8ce3..c8be06b63 100644
--- a/tex/context/base/luat-mac.lua
+++ b/tex/context/base/luat-mac.lua
@@ -76,23 +76,21 @@ local function pop()
top = remove(stack)
end
-local leftbrace = P("{") -- will be in patterns
-local rightbrace = P("}")
-local escape = P("\\")
+local leftbrace = P("{") -- will be in patterns
+local rightbrace = P("}")
+local escape = P("\\")
-local space = patterns.space
-local spaces = space^1
-local newline = patterns.newline
-local nobrace = 1 - leftbrace - rightbrace
+local space = patterns.space
+local spaces = space^1
+local newline = patterns.newline
+local nobrace = 1 - leftbrace - rightbrace
local longleft = leftbrace -- P("(")
local longright = rightbrace -- P(")")
local nolong = 1 - longleft - longright
-local utf8character = P(1) * R("\128\191")^1 -- unchecked but fast
-
-local name = (R("AZ","az") + utf8character)^1
-local csname = (R("AZ","az") + S("@?!_") + utf8character)^1
+local name = R("AZ","az")^1
+local csname = (R("AZ","az") + S("@?!_"))^1
local longname = (longleft/"") * (nolong^1) * (longright/"")
local variable = P("#") * Cs(name + longname)
local escapedname = escape * csname