From 2aceb623ae53d1f3a2dfa9aa118f498fcf6e6ca0 Mon Sep 17 00:00:00 2001
From: Edoardo Prezioso <edo88@email.it>
Date: Fri, 11 Nov 2011 21:55:37 +0100
Subject: [PATCH] 1)Add 'Token' function 'linkAt', which simplifies the writing
 'tokAt(i)->link()' to 'linkAt(i)'. It's still unused, though. 2)Fix one
 grammatical mistake inside token.h 3)Style change to token.cpp: remove the
 whitespace between '!' and 'begin'.

---
 lib/token.cpp | 14 +++++++++++++-
 lib/token.h   |  9 ++++++++-
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/lib/token.cpp b/lib/token.cpp
index be8f37ece..bdca266e4 100644
--- a/lib/token.cpp
+++ b/lib/token.cpp
@@ -221,6 +221,18 @@ Token *Token::tokAt(int index)
     return tok;
 }
 
+const Token *Token::linkAt(int index) const
+{
+    const Token *tok = this->tokAt(index);
+    return tok->link();
+}
+
+Token *Token::linkAt(int index)
+{
+    Token *tok = this->tokAt(index);
+    return tok->link();
+}
+
 std::string Token::strAt(int index) const
 {
     const Token *tok = this->tokAt(index);
@@ -818,7 +830,7 @@ void Token::insertToken(const std::string &tokenStr)
 
 void Token::eraseTokens(Token *begin, const Token *end)
 {
-    if (! begin)
+    if (!begin)
         return;
 
     while (begin->next() && begin->next() != end) {
diff --git a/lib/token.h b/lib/token.h
index 0cd065baa..03032cd47 100644
--- a/lib/token.h
+++ b/lib/token.h
@@ -71,6 +71,13 @@ public:
     const Token *tokAt(int index) const;
     Token *tokAt(int index);
 
+    /**
+     * Returns the link to the token in given index, related to this token.
+     * For example index 1 would return the link to next token.
+     */
+    const Token *linkAt(int index) const;
+    Token *linkAt(int index);
+
     std::string strAt(int index) const;
 
     /**
@@ -368,7 +375,7 @@ public:
     std::string strValue() const;
 
     /**
-     * Move srcStart and srcEnd tokens and all tokens between then
+     * Move srcStart and srcEnd tokens and all tokens between them
      * into new a location. Only links between tokens are changed.
      * @param srcStart This is the first token to be moved
      * @param srcEnd The last token to be moved