2 files changed, 68 insertions, 0 deletions
diff --git a/aconf/path/address/init.lua b/aconf/path/address/init.lua
new file mode 100644
index 0000000..c62487f
--- /dev/null
+++ b/aconf/path/address/init.lua
@@ -0,0 +1,33 @@
+--[[
+Copyright (c) 2012-2015 Kaarle Ritvanen
+See LICENSE file for license details
+--]]
+
+local object = require('aconf.object')
+local class = object.class
+
+local special = require('aconf.path.address.special')
+local base = require('aconf.path.base')
+
+
+local M = {
+   special={
+      enum_keys=special.EnumKeys(),
+      value=special.Value(),
+      value_equals=special.ValueEquals
+   }
+}
+
+local _special = {['#']=M.special.enum_keys, ['&']=M.special.value}
+
+
+local AddressSyntax = class(base.Syntax)
+
+function AddressSyntax:get_special(comp)
+   if comp:sub(1, 1) == '@' then
+      return special.ValueEquals(#comp > 1 and comp:sub(2, -1) or nil)
+   end
+   return _special[comp] or object.super(self, AddressSyntax):get_special(comp)
+end
+
+return AddressSyntax():export(M)
diff --git a/aconf/path/address/special.lua b/aconf/path/address/special.lua
new file mode 100644
index 0000000..ab94fce
--- /dev/null
+++ b/aconf/path/address/special.lua
@@ -0,0 +1,35 @@
+--[[
+Copyright (c) 2012-2015 Kaarle Ritvanen
+See LICENSE file for license details
+--]]
+
+local M = {}
+
+
+local object = require('aconf.object')
+local class = object.class
+
+
+M.SpecialMode = class(require('aconf.path.base').Special)
+
+M.Value = class(M.SpecialMode)
+M.Value.symbol = '&'
+
+M.Selector = class(M.SpecialMode)
+
+M.EnumKeys = class(M.Selector)
+M.EnumKeys.symbol = '#'
+
+
+M.ValueEquals = class(M.Selector)
+
+M.ValueEquals.symbol = '@'
+
+function M.ValueEquals:init(key) self.key = key end
+
+function M.ValueEquals:tostring()
+   return object.super(self, M.ValueEquals):tostring()..(self.key or '')
+end
+
+
+return M