From 1702a800ec09c99e514185a34becb53309da7054 Mon Sep 17 00:00:00 2001
From: Philipp Gesang <pgesang@ix.urz.uni-heidelberg.de>
Date: Fri, 24 Dec 2010 00:36:00 +0100
Subject: comments for orientation

---
 .../third/transliterator/transliterator.lua        | 30 ++++++++++++++--------
 1 file changed, 20 insertions(+), 10 deletions(-)

diff --git a/tex/context/third/transliterator/transliterator.lua b/tex/context/third/transliterator/transliterator.lua
index 1bcbb32..4b64d82 100644
--- a/tex/context/third/transliterator/transliterator.lua
+++ b/tex/context/third/transliterator/transliterator.lua
@@ -47,11 +47,14 @@ translit.ru_consonants = {"б", "в", "г", "д", "ж", "з", "к", "л", "м",
 -- and
 -- trans_tables_trsc.lua.}
 
+--------------------------------------------------------------------------------
 -- Metatables allow for lazy concatenation.
+--------------------------------------------------------------------------------
 
 do
     -- This returns the Union of both key sets for the “+” operator.
-    -- The values of the first table will be updated (read: overridden) by those given in the second.
+    -- The values of the first table will be updated (read: overridden) by
+    -- those given in the second.
     local Dict_add = {
         __add = function (dict_a, dict_b)
             assert (type(dict_a) == "table" and type(dict_b) == "table")
@@ -73,6 +76,10 @@ do
     end
 end
 
+--------------------------------------------------------------------------------
+-- Auxiliary Functions
+--------------------------------------------------------------------------------
+
 -- We might want to have all the table data nicely formatted by \CONTEXT\ 
 -- itself, here's how we'll do it.  \type{translit.show_tab(t)} handles a
 -- single table \type{t}, builds a Natural TABLE out of its content and
@@ -96,8 +103,6 @@ local strempty = function (s)
     end
 end
 
---function translit.show_tab (tab_name)
-    --local tab = translit[tab_name]
 function translit.show_tab (tab)
     -- Output a transliteration table, nicely formatted with natural tables.
     -- Lots of calls to context() but as it’s only a goodie this doesn’t
@@ -173,6 +178,18 @@ function translit.show_all_tabs ()
     end
 end
 
+-- for internal use only
+
+translit.debug_count = 0
+
+function translit.debug_next ()
+    translit.debug_count = translit.debug_count + 1
+    context("\\tfxx{\\bf translit debug msg. nr.~" .. translit.debug_count ..  "}")
+end
+
+--------------------------------------------------------------------------------
+-- User-level Function
+--------------------------------------------------------------------------------
 
 -- \type{translit.transliterate(m, t)} constitutes the
 -- metafunction that is called by the \type{\transliterate} command.
@@ -211,10 +228,3 @@ function translit.transliterate (method, text)
     end
     context (text)
 end
-
-translit.debug_count = 0
--- for internal use only
-function translit.debug_next ()
-    translit.debug_count = translit.debug_count + 1
-    context("\\tfxx{\\bf translit debug msg. nr.~" .. translit.debug_count ..  "}")
-end
-- 
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