MyDeveloperDay updated this revision to Diff 355848.
MyDeveloperDay marked 3 inline comments as done.
MyDeveloperDay set the repository for this revision to rG LLVM Github Monorepo.
MyDeveloperDay added a comment.
Updating based on revision comments, but found that the indentation can be
incorrect. (will put to planned changes)
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D105087/new/
https://reviews.llvm.org/D105087
Files:
clang/lib/Format/UnwrappedLineParser.cpp
clang/lib/Format/UnwrappedLineParser.h
clang/unittests/Format/FormatTestJS.cpp
Index: clang/unittests/Format/FormatTestJS.cpp
===================================================================
--- clang/unittests/Format/FormatTestJS.cpp
+++ clang/unittests/Format/FormatTestJS.cpp
@@ -2604,5 +2604,58 @@
"}\n");
}
+TEST_F(FormatTestJS, ASIAfterReturn) {
+ verifyFormat("if (true) return\n"
+ "const v = 42");
+ verifyFormat("if (true) return\n"
+ "let v = 42");
+ verifyFormat("if (true) return\n"
+ "var v = 42");
+ verifyFormat("if (true) break\n"
+ "let v = 42");
+ verifyFormat("if (true) break\n"
+ "const v = 42");
+ verifyFormat("if (true) break\n"
+ "v = 42");
+ verifyFormat("if (true) continue\n"
+ "let v = 42");
+ verifyFormat("if (true) continue\n"
+ "var v = 42");
+ verifyFormat("if (true) continue\n"
+ "const v = 42");
+ verifyFormat("if (true) yield\n"
+ "let v = 42");
+ verifyFormat("if (true) yield\n"
+ "var v = 42");
+ verifyFormat("if (true) yield\n"
+ "const v = 42");
+
+ verifyFormat("if (true) break\n"
+ "var v = 42");
+ verifyFormat("if (true) return\n"
+ "v = 42");
+ verifyFormat("if (true) continue\n"
+ "v = 42");
+ verifyFormat("if (true) yield\n"
+ "v = 42");
+
+ verifyFormat("void foo() {\n"
+ " if (true) return\n"
+ " v = 42\n"
+ "}");
+ verifyFormat("void foo() {\n"
+ " if (true) return\n"
+ " const v = 42\n"
+ "}");
+ verifyFormat("void foo() {\n"
+ " if (true) return\n"
+ " let v = 42\n"
+ "}");
+ verifyFormat("void foo() {\n"
+ " if (true) return\n"
+ " var v = 42\n"
+ "}");
+}
+
} // namespace format
} // end namespace clang
Index: clang/lib/Format/UnwrappedLineParser.h
===================================================================
--- clang/lib/Format/UnwrappedLineParser.h
+++ clang/lib/Format/UnwrappedLineParser.h
@@ -185,6 +185,10 @@
bool isOnNewLine(const FormatToken &FormatTok);
+ // Peek to the next token without impacting on the current token
+ // position. Returns null if no more tokens.
+ FormatToken *peekNextToken() const;
+
// Compute hash of the current preprocessor branch.
// This is used to identify the different branches, and thus track if block
// open and close in the same branch.
Index: clang/lib/Format/UnwrappedLineParser.cpp
===================================================================
--- clang/lib/Format/UnwrappedLineParser.cpp
+++ clang/lib/Format/UnwrappedLineParser.cpp
@@ -994,6 +994,12 @@
Keywords.kw_import, tok::kw_export);
}
+FormatToken *UnwrappedLineParser::peekNextToken() const {
+ unsigned TokenPosition = Tokens->getPosition();
+ return (++TokenPosition < AllTokens.size()) ? AllTokens[TokenPosition]
+ : nullptr;
+}
+
// readTokenWithJavaScriptASI reads the next token and terminates the current
// line if JavaScript Automatic Semicolon Insertion must
// happen between the current token and the next token.
@@ -1006,6 +1012,20 @@
readToken();
FormatToken *Next = FormatTok;
+ if (Previous->isOneOf(tok::kw_return, tok::kw_break, tok::kw_continue,
+ Keywords.kw_yield)) {
+ if (Next->isOneOf(Keywords.kw_let, tok::kw_const, Keywords.kw_var)) {
+ return addUnwrappedLine();
+ }
+ // Look for return xxx = val; but not return xxx();
+ if (Next->is(tok::identifier)) {
+ FormatToken *PeekNext = peekNextToken();
+ if (PeekNext && PeekNext->is(tok::equal)) {
+ return addUnwrappedLine();
+ }
+ }
+ }
+
bool IsOnSameLine =
CommentsBeforeNextToken.empty()
? Next->NewlinesBefore == 0
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