From ea62dda30bde7b4766605111ca1f21263e4d5ba7 Mon Sep 17 00:00:00 2001
From: Alex Kocharin <alex@kocharin.ru>
Date: Sun, 28 Dec 2014 23:07:13 +0300
Subject: [PATCH] Remove state.linkLevel

It's redundant after the changes in links algorithm.
---
 lib/rules_inline/footnote_inline.js | 2 --
 lib/rules_inline/links.js           | 5 -----
 lib/rules_inline/state_inline.js    | 3 ---
 3 files changed, 10 deletions(-)

diff --git a/lib/rules_inline/footnote_inline.js b/lib/rules_inline/footnote_inline.js
index ee0fb23..b8e9c4a 100644
--- a/lib/rules_inline/footnote_inline.js
+++ b/lib/rules_inline/footnote_inline.js
@@ -40,11 +40,9 @@ module.exports = function footnote_inline(state, silent) {
       id: footnoteId,
       level: state.level
     });
-    state.linkLevel++;
     oldLength = state.tokens.length;
     state.parser.tokenize(state);
     state.env.footnotes.list[footnoteId] = { tokens: state.tokens.splice(oldLength) };
-    state.linkLevel--;
   }
 
   state.pos = labelEnd + 1;
diff --git a/lib/rules_inline/links.js b/lib/rules_inline/links.js
index f9fa452..df7c95a 100644
--- a/lib/rules_inline/links.js
+++ b/lib/rules_inline/links.js
@@ -99,9 +99,6 @@ module.exports = function links(state, silent) {
     //
     if (typeof state.env.references === 'undefined') { return false; }
 
-    // do not allow nested reference links
-    if (state.linkLevel > 0) { return false; }
-
     // [foo]  [bar]
     //      ^^ optional whitespace (can include newlines)
     for (; pos < max; pos++) {
@@ -166,9 +163,7 @@ module.exports = function links(state, silent) {
         title: title,
         level: state.level++
       });
-      state.linkLevel++;
       state.parser.tokenize(state);
-      state.linkLevel--;
       state.push({ type: 'link_close', level: --state.level });
     }
   }
diff --git a/lib/rules_inline/state_inline.js b/lib/rules_inline/state_inline.js
index 8b91345..954c562 100644
--- a/lib/rules_inline/state_inline.js
+++ b/lib/rules_inline/state_inline.js
@@ -20,9 +20,6 @@ function StateInline(src, parserInline, options, env, outTokens) {
 
   // Link parser state vars
 
-  this.linkLevel = 0;     // Increment for each nesting link. Used to prevent
-                          // nesting in definitions
-
   this.linkContent = '';  // Temporary storage for link url
 
   this.labelUnmatchedScopes = 0; // Track unpaired `[` for link labels