qdelacru updated this revision to Diff 372005.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D108045/new/
https://reviews.llvm.org/D108045
Files:
clang-tools-extra/clangd/CodeComplete.cpp
clang-tools-extra/clangd/ParsedAST.cpp
clang-tools-extra/clangd/Preamble.cpp
clang-tools-extra/clangd/Preamble.h
clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
clang-tools-extra/clangd/unittests/PreambleTests.cpp
Index: clang-tools-extra/clangd/unittests/PreambleTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/PreambleTests.cpp
+++ clang-tools-extra/clangd/unittests/PreambleTests.cpp
@@ -59,7 +59,8 @@
// Create the patch.
TU.Code = ModifiedContents.str();
auto PI = TU.inputs(FS);
- auto PP = PreamblePatch::create(testPath(TU.Filename), PI, *BaselinePreamble);
+ auto PP = PreamblePatch::createFullPatch(testPath(TU.Filename), PI,
+ *BaselinePreamble);
// Collect patch contents.
IgnoreDiagnostics Diags;
auto CI = buildCompilerInvocation(PI, Diags);
@@ -183,8 +184,8 @@
#include "a.h"
#include "b.h"
)cpp";
- auto PP = PreamblePatch::create(testPath(TU.Filename), TU.inputs(FS),
- *BaselinePreamble);
+ auto PP = PreamblePatch::createFullPatch(testPath(TU.Filename), TU.inputs(FS),
+ *BaselinePreamble);
// Only a.h should exists in the preamble, as c.h has been dropped and b.h was
// newly introduced.
EXPECT_THAT(PP.preambleIncludes(),
@@ -221,8 +222,8 @@
}
MockFS FS;
auto TU = TestTU::withCode(Modified);
- return PreamblePatch::create(testPath("main.cpp"), TU.inputs(FS),
- *BaselinePreamble)
+ return PreamblePatch::createFullPatch(testPath("main.cpp"), TU.inputs(FS),
+ *BaselinePreamble)
.text()
.str();
}
@@ -523,8 +524,8 @@
Annotations Modified(Case.Modified);
TU.Code = Modified.code().str();
MockFS FS;
- auto PP = PreamblePatch::create(testPath(TU.Filename), TU.inputs(FS),
- *BaselinePreamble);
+ auto PP = PreamblePatch::createFullPatch(testPath(TU.Filename),
+ TU.inputs(FS), *BaselinePreamble);
IgnoreDiagnostics Diags;
auto CI = buildCompilerInvocation(TU.inputs(FS), Diags);
@@ -546,6 +547,13 @@
// Ensure they are dropeed when a patched preamble is used.
EXPECT_FALSE(createPatchedAST("", Code)->getDiagnostics());
}
+
+TEST(PreamblePatch, MacroLoc) {
+ llvm::StringLiteral Baseline = "\n#define MACRO 12\nint num = MACRO;";
+ llvm::StringLiteral Modified = " \n#define MACRO 12\nint num = MACRO;";
+ auto AST = createPatchedAST(Baseline, Modified);
+ ASSERT_TRUE(AST);
+}
} // namespace
} // namespace clangd
} // namespace clang
Index: clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
+++ clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
@@ -3260,6 +3260,23 @@
EXPECT_THAT(Results.Completions, UnorderedElementsAre(Labeled("BarExt")));
}
}
+
+TEST(CompletionTest, PreambleCodeComplete) {
+ llvm::StringLiteral Baseline = "\n#define MACRO 12\nint num = MACRO;";
+ llvm::StringLiteral ModifiedCC =
+ "#include \"header.h\"\n#define MACRO 12\nint num = MACRO; int num2 = M^";
+
+ Annotations Test(ModifiedCC);
+ auto BaselineTU = TestTU::withCode(Baseline);
+ auto ModifiedTU = TestTU::withCode(Test.code());
+
+ MockFS FS;
+ auto Inputs = ModifiedTU.inputs(FS);
+ auto Result = codeComplete(testPath(ModifiedTU.Filename), Test.point(),
+ BaselineTU.preamble().get(), Inputs, {});
+ EXPECT_THAT(Result.Completions, Not(testing::IsEmpty()));
+}
+
} // namespace
} // namespace clangd
} // namespace clang
Index: clang-tools-extra/clangd/Preamble.h
===================================================================
--- clang-tools-extra/clangd/Preamble.h
+++ clang-tools-extra/clangd/Preamble.h
@@ -97,15 +97,20 @@
/// new include directives.
class PreamblePatch {
public:
+ enum class PatchType { MacroDirectives, All };
/// \p Preamble is used verbatim.
static PreamblePatch unmodified(const PreambleData &Preamble);
/// Builds a patch that contains new PP directives introduced to the preamble
/// section of \p Modified compared to \p Baseline.
/// FIXME: This only handles include directives, we should at least handle
/// define/undef.
- static PreamblePatch create(llvm::StringRef FileName,
- const ParseInputs &Modified,
- const PreambleData &Baseline);
+ static PreamblePatch createFullPatch(llvm::StringRef FileName,
+ const ParseInputs &Modified,
+ const PreambleData &Baseline);
+ static PreamblePatch createMacroPatch(llvm::StringRef FileName,
+ const ParseInputs &Modified,
+ const PreambleData &Baseline);
+
/// Adjusts CI (which compiles the modified inputs) to be used with the
/// baseline preamble. This is done by inserting an artifical include to the
/// \p CI that contains new directives calculated in create.
@@ -129,6 +134,11 @@
bool preserveDiagnostics() const { return PatchContents.empty(); }
private:
+ static PreamblePatch create(llvm::StringRef FileName,
+ const ParseInputs &Modified,
+ const PreambleData &Baseline,
+ PatchType PatchType);
+
PreamblePatch() = default;
std::string PatchContents;
std::string PatchFileName;
Index: clang-tools-extra/clangd/Preamble.cpp
===================================================================
--- clang-tools-extra/clangd/Preamble.cpp
+++ clang-tools-extra/clangd/Preamble.cpp
@@ -142,10 +142,11 @@
unsigned DirectiveLine;
// Full text that's representing the directive, including the `#`.
std::string Text;
+ unsigned Offset;
bool operator==(const TextualPPDirective &RHS) const {
- return std::tie(DirectiveLine, Text) ==
- std::tie(RHS.DirectiveLine, RHS.Text);
+ return std::tie(DirectiveLine, Offset, Text) ==
+ std::tie(RHS.DirectiveLine, RHS.Offset, RHS.Text);
}
};
@@ -155,7 +156,7 @@
std::string spellDirective(llvm::StringRef Prefix,
CharSourceRange DirectiveRange,
const LangOptions &LangOpts, const SourceManager &SM,
- unsigned &DirectiveLine) {
+ unsigned &DirectiveLine, unsigned &Offset) {
std::string SpelledDirective;
llvm::raw_string_ostream OS(SpelledDirective);
OS << Prefix;
@@ -169,6 +170,7 @@
auto DecompLoc = SM.getDecomposedLoc(DirectiveRange.getBegin());
DirectiveLine = SM.getLineNumber(DecompLoc.first, DecompLoc.second);
+ Offset = DecompLoc.second;
auto TargetColumn = SM.getColumnNumber(DecompLoc.first, DecompLoc.second) - 1;
// Pad with spaces before DirectiveRange to make sure it will be on right
@@ -217,7 +219,7 @@
spellDirective("#define ",
CharSourceRange::getTokenRange(
MI->getDefinitionLoc(), MI->getDefinitionEndLoc()),
- LangOpts, SM, TD.DirectiveLine);
+ LangOpts, SM, TD.DirectiveLine, TD.Offset);
}
private:
@@ -426,7 +428,8 @@
PreamblePatch PreamblePatch::create(llvm::StringRef FileName,
const ParseInputs &Modified,
- const PreambleData &Baseline) {
+ const PreambleData &Baseline,
+ PatchType PatchType) {
trace::Span Tracer("CreatePreamblePatch");
SPAN_ATTACH(Tracer, "File", FileName);
assert(llvm::sys::path::is_absolute(FileName) && "relative FileName!");
@@ -475,7 +478,7 @@
escapeBackslashAndQuotes(FileName, Patch);
Patch << "\"\n";
- if (IncludesChanged) {
+ if (IncludesChanged && PatchType == PatchType::All) {
// We are only interested in newly added includes, record the ones in
// Baseline for exclusion.
llvm::DenseMap<std::pair<tok::PPKeywordKind, llvm::StringRef>,
@@ -528,6 +531,18 @@
return PP;
}
+PreamblePatch PreamblePatch::createFullPatch(llvm::StringRef FileName,
+ const ParseInputs &Modified,
+ const PreambleData &Baseline) {
+ return create(FileName, Modified, Baseline, PatchType::All);
+}
+
+PreamblePatch PreamblePatch::createMacroPatch(llvm::StringRef FileName,
+ const ParseInputs &Modified,
+ const PreambleData &Baseline) {
+ return create(FileName, Modified, Baseline, PatchType::MacroDirectives);
+}
+
void PreamblePatch::apply(CompilerInvocation &CI) const {
// No need to map an empty file.
if (PatchContents.empty())
Index: clang-tools-extra/clangd/ParsedAST.cpp
===================================================================
--- clang-tools-extra/clangd/ParsedAST.cpp
+++ clang-tools-extra/clangd/ParsedAST.cpp
@@ -284,7 +284,7 @@
llvm::Optional<PreamblePatch> Patch;
bool PreserveDiags = true;
if (Preamble) {
- Patch = PreamblePatch::create(Filename, Inputs, *Preamble);
+ Patch = PreamblePatch::createFullPatch(Filename, Inputs, *Preamble);
Patch->apply(*CI);
PreserveDiags = Patch->preserveDiagnostics();
}
Index: clang-tools-extra/clangd/CodeComplete.cpp
===================================================================
--- clang-tools-extra/clangd/CodeComplete.cpp
+++ clang-tools-extra/clangd/CodeComplete.cpp
@@ -1866,9 +1866,10 @@
? std::move(Flow).runWithoutSema(ParseInput.Contents, *Offset,
*ParseInput.TFS)
: std::move(Flow).run({FileName, *Offset, *Preamble,
- // We want to serve code completions with
- // low latency, so don't bother patching.
- /*PreamblePatch=*/llvm::None, ParseInput});
+ /*PreamblePatch=*/
+ PreamblePatch::createMacroPatch(
+ FileName, ParseInput, *Preamble),
+ ParseInput});
}
SignatureHelp signatureHelp(PathRef FileName, Position Pos,
@@ -1890,7 +1891,8 @@
Result),
Options,
{FileName, *Offset, Preamble,
- PreamblePatch::create(FileName, ParseInput, Preamble), ParseInput});
+ PreamblePatch::createFullPatch(FileName, ParseInput, Preamble),
+ ParseInput});
return Result;
}
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