[clang] a106131 - [clang-format] Handle AttributeMacro before access modifiers (#95634)
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Sun Jun 16 13:51:02 PDT 2024
Author: Owen Pan
Date: 2024-06-16T13:50:59-07:00
New Revision: a106131a34ed87f597c78183ada56f01fd17641d
URL: https://github.com/llvm/llvm-project/commit/a106131a34ed87f597c78183ada56f01fd17641d
DIFF: https://github.com/llvm/llvm-project/commit/a106131a34ed87f597c78183ada56f01fd17641d.diff
LOG: [clang-format] Handle AttributeMacro before access modifiers (#95634)
Closes #95094.
Added:
Modified:
clang/lib/Format/TokenAnnotator.cpp
clang/lib/Format/TokenAnnotator.h
clang/lib/Format/UnwrappedLineFormatter.cpp
clang/lib/Format/UnwrappedLineParser.cpp
clang/unittests/Format/FormatTest.cpp
Removed:
################################################################################
diff --git a/clang/lib/Format/TokenAnnotator.cpp b/clang/lib/Format/TokenAnnotator.cpp
index 1fe3b61a5a81f..1332445070314 100644
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -1419,6 +1419,8 @@ class AnnotatingParser {
Tok->setType(TT_CtorInitializerColon);
} else {
Tok->setType(TT_InheritanceColon);
+ if (Prev->isOneOf(tok::kw_public, tok::kw_private, tok::kw_protected))
+ Line.Type = LT_AccessModifier;
}
} else if (canBeObjCSelectorComponent(*Tok->Previous) && Tok->Next &&
(Tok->Next->isOneOf(tok::r_paren, tok::comma) ||
@@ -1998,6 +2000,8 @@ class AnnotatingParser {
if (!consumeToken())
return LT_Invalid;
}
+ if (Line.Type == LT_AccessModifier)
+ return LT_AccessModifier;
if (KeywordVirtualFound)
return LT_VirtualFunctionDecl;
if (ImportStatement)
diff --git a/clang/lib/Format/TokenAnnotator.h b/clang/lib/Format/TokenAnnotator.h
index d19d3d061e40c..f4f2bba0eb217 100644
--- a/clang/lib/Format/TokenAnnotator.h
+++ b/clang/lib/Format/TokenAnnotator.h
@@ -22,6 +22,8 @@ namespace format {
enum LineType {
LT_Invalid,
+ // Contains public/private/protected followed by TT_InheritanceColon.
+ LT_AccessModifier,
LT_ImportStatement,
LT_ObjCDecl, // An @interface, @implementation, or @protocol line.
LT_ObjCMethodDecl,
@@ -45,7 +47,7 @@ enum ScopeType {
class AnnotatedLine {
public:
AnnotatedLine(const UnwrappedLine &Line)
- : First(Line.Tokens.front().Tok), Level(Line.Level),
+ : First(Line.Tokens.front().Tok), Type(LT_Other), Level(Line.Level),
PPLevel(Line.PPLevel),
MatchingOpeningBlockLineIndex(Line.MatchingOpeningBlockLineIndex),
MatchingClosingBlockLineIndex(Line.MatchingClosingBlockLineIndex),
diff --git a/clang/lib/Format/UnwrappedLineFormatter.cpp b/clang/lib/Format/UnwrappedLineFormatter.cpp
index 4d53361aaf333..729f3d78f4a35 100644
--- a/clang/lib/Format/UnwrappedLineFormatter.cpp
+++ b/clang/lib/Format/UnwrappedLineFormatter.cpp
@@ -57,7 +57,7 @@ class LevelIndentTracker {
/// Update the indent state given that \p Line is going to be formatted
/// next.
void nextLine(const AnnotatedLine &Line) {
- Offset = getIndentOffset(*Line.First);
+ Offset = getIndentOffset(Line);
// Update the indent level cache size so that we can rely on it
// having the right size in adjustToUnmodifiedline.
if (Line.Level >= IndentForLevel.size())
@@ -111,42 +111,41 @@ class LevelIndentTracker {
///
/// For example, 'public:' labels in classes are offset by 1 or 2
/// characters to the left from their level.
- int getIndentOffset(const FormatToken &RootToken) {
+ int getIndentOffset(const AnnotatedLine &Line) {
if (Style.Language == FormatStyle::LK_Java || Style.isJavaScript() ||
Style.isCSharp()) {
return 0;
}
- auto IsAccessModifier = [this, &RootToken]() {
- if (RootToken.isAccessSpecifier(Style.isCpp())) {
+ auto IsAccessModifier = [&](const FormatToken &RootToken) {
+ if (Line.Type == LT_AccessModifier || RootToken.isObjCAccessSpecifier())
return true;
- } else if (RootToken.isObjCAccessSpecifier()) {
- return true;
- }
+
+ const auto *Next = RootToken.Next;
+
// Handle Qt signals.
- else if (RootToken.isOneOf(Keywords.kw_signals, Keywords.kw_qsignals) &&
- RootToken.Next && RootToken.Next->is(tok::colon)) {
- return true;
- } else if (RootToken.Next &&
- RootToken.Next->isOneOf(Keywords.kw_slots,
- Keywords.kw_qslots) &&
- RootToken.Next->Next && RootToken.Next->Next->is(tok::colon)) {
+ if (RootToken.isOneOf(Keywords.kw_signals, Keywords.kw_qsignals) &&
+ Next && Next->is(tok::colon)) {
return true;
}
- // Handle malformed access specifier e.g. 'private' without trailing ':'.
- else if (!RootToken.Next && RootToken.isAccessSpecifier(false)) {
+
+ if (Next && Next->isOneOf(Keywords.kw_slots, Keywords.kw_qslots) &&
+ Next->Next && Next->Next->is(tok::colon)) {
return true;
}
- return false;
+
+ // Handle malformed access specifier e.g. 'private' without trailing ':'.
+ return !Next && RootToken.isAccessSpecifier(false);
};
- if (IsAccessModifier()) {
+ if (IsAccessModifier(*Line.First)) {
// The AccessModifierOffset may be overridden by IndentAccessModifiers,
// in which case we take a negative value of the IndentWidth to simulate
// the upper indent level.
return Style.IndentAccessModifiers ? -Style.IndentWidth
: Style.AccessModifierOffset;
}
+
return 0;
}
diff --git a/clang/lib/Format/UnwrappedLineParser.cpp b/clang/lib/Format/UnwrappedLineParser.cpp
index 899e68eadf70e..1fad02de202a3 100644
--- a/clang/lib/Format/UnwrappedLineParser.cpp
+++ b/clang/lib/Format/UnwrappedLineParser.cpp
@@ -368,6 +368,8 @@ bool UnwrappedLineParser::parseLevel(const FormatToken *OpeningBrace,
do {
if (FormatTok->isAttribute()) {
nextToken();
+ if (FormatTok->is(tok::l_paren))
+ parseParens();
continue;
}
tok::TokenKind Kind = FormatTok->Tok.getKind();
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index fb57333858529..fc63afce70042 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -12912,6 +12912,15 @@ TEST_F(FormatTest, FormatsAccessModifiers) {
" int j;\n"
"};",
Style);
+ Style.AttributeMacros.push_back("FOO");
+ Style.AttributeMacros.push_back("BAR");
+ verifyFormat("struct foo {\n"
+ "FOO private:\n"
+ " int i;\n"
+ "BAR(x) protected:\n"
+ " int j;\n"
+ "};",
+ Style);
FormatStyle NoEmptyLines = getLLVMStyle();
NoEmptyLines.MaxEmptyLinesToKeep = 0;
@@ -26130,6 +26139,12 @@ TEST_F(FormatTest, IndentAccessModifiers) {
" int i;\n"
"};",
Style);
+ Style.AttributeMacros.push_back("FOO");
+ verifyFormat("class C {\n"
+ " FOO public:\n"
+ " int i;\n"
+ "};",
+ Style);
}
TEST_F(FormatTest, LimitlessStringsAndComments) {
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