[geany/geany] 288ada: Python tag parser: fix detection of keywords followed by a tab (\t) - Commits

6 Dec 2012


      Branch:      refs/heads/master
Author:      Colomban Wendling ban@herbesfolles.org
Committer:   Colomban Wendling ban@herbesfolles.org
Date:        Thu, 06 Dec 2012 18:41:14 UTC
Commit:      288adaffd719a7027a4bb6e9fa28db11f7dbaacd
             https://github.com/geany/geany/commit/288adaffd719a7027a4bb6e9fa28db11f7dbaa...
Log Message:
-----------
Python tag parser: fix detection of keywords followed by a tab (\t)
The Python tag parser used to require a space, and a space only, as the
character following a keyword.  Fix this so it allows any whitespace.
Modified Paths:
--------------
    tagmanager/ctags/python.c
Modified: tagmanager/ctags/python.c
25 files changed, 17 insertions(+), 8 deletions(-)
===================================================================
@@ -631,6 +631,19 @@ static boolean varIsLambda (const char *cp, char **arglist)
    return is_lambda;
 }
+/* checks if @p cp has keyword @p keyword at the start, and fills @p cp_n with
+ * the position of the next non-whitespace after the keyword */
+static boolean matchKeyword (const char *keyword, const char *cp, const char **cp_n)
+{
+	size_t kw_len = strlen (keyword);
+	if (strncmp (cp, keyword, kw_len) == 0 && isspace (cp[kw_len]))
+	{
+		*cp_n = skipSpace (&cp[kw_len + 1]);
+		return TRUE;
+	}
+	return FALSE;
+}
+
 static void findPythonTags (void)
 {
    vString *const continuation = vStringNew ();
@@ -700,20 +713,17 @@ static void findPythonTags (void)
    	{
    		boolean found = FALSE;
    		boolean is_class = FALSE;
-			if (!strncmp (keyword, "def ", 4))
+			if (matchKeyword ("def", keyword, &cp))
    		{
-				cp = skipSpace (keyword + 3);
    			found = TRUE;
    		}
-			else if (!strncmp (keyword, "class ", 6))
+			else if (matchKeyword ("class", keyword, &cp))
    		{
-				cp = skipSpace (keyword + 5);
    			found = TRUE;
    			is_class = TRUE;
    		}
-			else if (!strncmp (keyword, "cdef ", 5))
+			else if (matchKeyword ("cdef", keyword, &cp))
    	    {
-		        cp = skipSpace(keyword + 4);
    	        candidate = skipTypeDecl (cp, &is_class);
    	        if (candidate)
    	        {
@@ -722,9 +732,8 @@ static void findPythonTags (void)
    	        }
}
-    		else if (!strncmp (keyword, "cpdef ", 6))
+    		else if (matchKeyword ("cpdef", keyword, &cp))
    	    {
-		        cp = skipSpace(keyword + 5);
    	        candidate = skipTypeDecl (cp, &is_class);
    	        if (candidate)
    	        {
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