[PATCH] D24155: clang-format: [JS] merge requoting replacements.

[Martin Probst via cfe-commits]

mprobst created this revision.
mprobst added a reviewer: djasper.
mprobst added a subscriber: cfe-commits.
Herald added a subscriber: klimek.

When formatting source code that needs both requoting and reindentation,
merge the replacements to avoid erroring out for conflicting replacements.

https://reviews.llvm.org/D24155

Files:
  lib/Format/Format.cpp
  unittests/Format/FormatTestJS.cpp

Index: unittests/Format/FormatTestJS.cpp
===================================================================
--- unittests/Format/FormatTestJS.cpp
+++ unittests/Format/FormatTestJS.cpp
@@ -1318,6 +1318,13 @@
                "let x = \"single\";\n");
 }
 
+TEST_F(FormatTestJS, RequoteAndIndent) {
+  verifyFormat("let x = someVeryLongFunctionThatGoesOnAndOn(\n"
+               "    'double quoted string that needs wrapping');",
+               "let x = someVeryLongFunctionThatGoesOnAndOn("
+               "\"double quoted string that needs wrapping\");");
+}
+
 TEST_F(FormatTestJS, RequoteStringsDouble) {
   FormatStyle DoubleQuotes = getGoogleStyle(FormatStyle::LK_JavaScript);
   DoubleQuotes.JavaScriptQuotes = FormatStyle::JSQS_Double;
Index: lib/Format/Format.cpp
===================================================================
--- lib/Format/Format.cpp
+++ lib/Format/Format.cpp
@@ -803,13 +803,14 @@
   analyze(TokenAnnotator &Annotator,
           SmallVectorImpl<AnnotatedLine *> &AnnotatedLines,
           FormatTokenLexer &Tokens, tooling::Replacements &Result) override {
+    tooling::Replacements RunResult;
     deriveLocalStyle(AnnotatedLines);
     AffectedRangeMgr.computeAffectedLines(AnnotatedLines.begin(),
                                           AnnotatedLines.end());
 
     if (Style.Language == FormatStyle::LK_JavaScript &&
         Style.JavaScriptQuotes != FormatStyle::JSQS_Leave)
-      requoteJSStringLiteral(AnnotatedLines, Result);
+      requoteJSStringLiteral(AnnotatedLines, RunResult);
 
     for (unsigned i = 0, e = AnnotatedLines.size(); i != e; ++i) {
       Annotator.calculateFormattingInformation(*AnnotatedLines[i]);
@@ -826,7 +827,8 @@
     UnwrappedLineFormatter(&Indenter, &Whitespaces, Style, Tokens.getKeywords(),
                            IncompleteFormat)
         .format(AnnotatedLines);
-    return Whitespaces.generateReplacements();
+    RunResult = RunResult.merge(Whitespaces.generateReplacements());
+    return RunResult;
   }
 
 private:


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