From a0bafb0929ce7cee6ce38b368d96f3ae0ae98b25 Mon Sep 17 00:00:00 2001
From: Andi Albrecht <albrecht.andi@gmail.com>
Date: Sun, 21 Nov 2010 19:42:57 +0100
Subject: Ignore identifiers in double-quotes when changing identifier case
 (fixes issue21).

---
 sqlparse/filters.py | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'sqlparse')

diff --git a/sqlparse/filters.py b/sqlparse/filters.py
index a3ae192..9d1e0b9 100644
--- a/sqlparse/filters.py
+++ b/sqlparse/filters.py
@@ -45,6 +45,12 @@ class KeywordCaseFilter(_CaseFilter):
 class IdentifierCaseFilter(_CaseFilter):
     ttype = (T.Name, T.String.Symbol)
 
+    def process(self, stack, stream):
+        for ttype, value in stream:
+            if ttype in self.ttype and not value.strip()[0] == '"':
+                value = self.convert(value)
+            yield ttype, value
+
 
 # ----------------------
 # statement process
-- 
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