Index: cortav.lua
==================================================================
--- cortav.lua
+++ cortav.lua
@@ -118,10 +118,11 @@
 			new.generation = 1
 		end
 	end;
 	fns = {
 		fail = function(self, msg, ...)
+			--error(string.format(msg,...))
 			ct.exns.tx(msg, self.src.file, self.line or 0, ...):throw()
 		end;
 		insert = function(self, block)
 			block.origin = self:clone()
 			table.insert(self.sec.blocks,block)
@@ -161,20 +162,30 @@
 						if rid then
 							return rid, id, sec
 						end
 					end
 
-					for _, i in ipairs(sec.imports) do
+					if sec.imports.objs[id] then
+						local ol = sec.imports.objs[id]
+						return ol.obj, id, ol.sec
+					end
+
+					for _, i in ipairs(sec.imports.scope) do
 						local rr, ri, rs = checkFromSec(i, doc)
 						if ri then return rr, ri, rs end
 					end
 
 					if doc.sections[id] then
 						return nil, id, doc.sections[id]
 					end
 
-					for _, i in ipairs(doc.globals) do
+					if doc.globals.objs[id] then
+						local ol = doc.globals.objs[id]
+						return ol.obj, id, ol.sec
+					end
+
+					for _, i in ipairs(doc.globals.scope) do
 						local rr, ri, rs = checkFromSec(i, doc)
 						if ri then return rr, ri, rs end
 					end
 				else
 					local secid, ref = string.match(id, "(.-)%.(.+)")
@@ -233,11 +244,11 @@
 ct.sec = declare {
 	ident = 'section';
 	mk = function() return {
 		blocks = {};
 		refs = {};
-		imports = {};
+		imports = {scope={}, objs={}};
 		depth = 0;
 		kind = 'ordinary';
 	} end;
 	construct = function(self, id, depth)
 		self.id = id
@@ -368,11 +379,11 @@
 			return newdoc, nctx
 		end;
 	};
 	mk = function(...) return {
 		sections = {};
-		globals = {};
+		globals = {objs={},scope={}};
 		secorder = {};
 		embed = {};
 		meta = {};
 		vars = {};
 		parents = {...};
@@ -961,24 +972,25 @@
 		kind = "paragraph";
 		spans = ct.parse_span(l, c);
 	}
 end)
 
-local insert_section = function(l,c,j)
-	local depth, id, t = l:match '^([#§]+)([^%s]*)%s*(.-)$'
+local function insert_section(skind) return function(l,c,j)
+	local depth, id, t = l:match '^([#§^]+)([^%s]*)%s*(.-)$'
 	if id and id ~= "" then
 		if c.doc.sections[id] then
 			c:fail('duplicate section name “%s”', id)
 		end
 	else id = nil end
 
 	local s = c.doc:mksec(id, utf8.len(depth))
 	s.depth = utf8.len(depth)
 	s.origin = c:clone()
-	s.blocks={}
+	s.blocks = {}
+	if skind then s.kind = skind end
 
-	if t and t ~= "" then
+	if skind ~= "namespace" and t and t ~= "" then
 		local heading = {
 			kind = "label";
 			spans = ct.parse_span(t,c);
 			origin = s.origin;
 			captions = s;
@@ -988,11 +1000,11 @@
 		s.heading_node = heading
 	end
 	c.sec = s
 
 	j:hook('section_attach', c, s)
-end
+end end
 
 local dsetmeta = function(w,c,j)
 	local key, val = w(1)
 	c.doc.meta[key] = val
 	j:hook('metadata_set', key, val)
@@ -1020,35 +1032,38 @@
 	desc = dsetmeta;
 	when = dcond;
 	unless = dcond;
 	with = function(w,c)
 		local _,str = w(2)
-		local aka, name = str:match '^([^=])=(.*)$'
-		if aka == nil then name=str aka=name end
+		local aka, name = str:match '^([^=]+)=(.+)$'
 
+		if aka == nil then name=str end
 		local o,id,s = c:ref(name)
+
 		if o then -- import object
-			c.sec.import.objs[aka] = o
+			c.sec.imports.objs[aka or name] = {obj=o, sec=s}
 		else -- import scope
-			table.insert(c.sec.import.scope, s)
+			if aka ~= nil then c:fail'alias is meaningless for scope import' end
+			table.insert(c.sec.imports.scope, s)
 		end
 	end;
 	global = function(w,c)
 		local _,str = w(2)
 		if str ~= nil and str ~= '' then
 			local aka, name = str:match '^([^=])=(.*)$'
-			if aka == nil then name=str aka=name end
 
+			if aka == nil then name=str end
 			local o,id,s = c:ref(name)
 
 			if o then
-				c.doc.globals.objs[aka] = name
+				c.doc.globals.objs[aka or name] = {obj=o, sec=s}
 			else
-				table.insert(c.doc.globals, s)
+				if aka ~= nil then c:fail'alias is meaningless for scope import' end
+				table.insert(c.doc.globals.scope, s)
 			end
 		else
-			table.insert(c.doc.globals, c.sec)
+			table.insert(c.doc.globals.scope, c.sec)
 		end
 	end;
 	pragma = function(w,c)
 	end;
 	lang = function(w,c)
@@ -1157,12 +1172,13 @@
 
 ct.ctlseqs = {
 	{seq = '.', fn = insert_paragraph};
 	{seq = '¶', fn = insert_paragraph};
 	{seq = '❡', fn = insert_paragraph};
-	{seq = '#', fn = insert_section};
-	{seq = '§', fn = insert_section};
+	{seq = '#', fn = insert_section()};
+	{seq = '§', fn = insert_section()};
+	{seq = '^', fn = insert_section 'namespace'};
 	{seq = '+', fn = insert_table_row};
 	{seq = '|', fn = insert_table_row};
 	{seq = '│', fn = insert_table_row};
 	{seq = '!', fn = function(l,c,j,d)
 		local last = d[#d]