From e4bf6e4be69f1453b416294e189e9fd969d26b1c Mon Sep 17 00:00:00 2001
From: Andrey Vlasovskikh <andrey.vlasovskikh@jetbrains.com>
Date: Wed, 29 Jan 2014 18:15:16 +0400
Subject: [PATCH] Add injection place even if a string fragment consists of
 zero chunks

---
 .../src/com/jetbrains/python/codeInsight/PyInjectionUtil.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/python/src/com/jetbrains/python/codeInsight/PyInjectionUtil.java b/python/src/com/jetbrains/python/codeInsight/PyInjectionUtil.java
index 9a7edad88cc5..f35a36079ef4 100644
--- a/python/src/com/jetbrains/python/codeInsight/PyInjectionUtil.java
+++ b/python/src/com/jetbrains/python/codeInsight/PyInjectionUtil.java
@@ -112,6 +112,10 @@ public class PyInjectionUtil {
         if (formatting != Formatting.NONE) {
           final String part = range.substring(text);
           final List<FormatStringChunk> chunks = formatting == Formatting.NEW_STYLE ? parseNewStyleFormat(part) : parsePercentFormat(part);
+          if (chunks.isEmpty()) {
+            registrar.addPlace(prefix, suffix, expr, range);
+            continue;
+          }
           for (int i = 0; i < chunks.size(); i++) {
             final FormatStringChunk chunk = chunks.get(i);
             if (chunk instanceof ConstantChunk) {