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Also, disallow creating Modules and FileUnits on the stack. They must always live as long as the ASTContext. <rdar://problem/15596964> Swift SVN r13671
56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
//===- Utils.cpp - Misc utilities -----------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include "swift/IDE/Utils.h"
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#include "swift/Basic/LangOptions.h"
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#include "swift/Basic/SourceManager.h"
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#include "swift/AST/ASTContext.h"
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#include "swift/AST/DiagnosticEngine.h"
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#include "swift/AST/Module.h"
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#include "swift/AST/SearchPathOptions.h"
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#include "swift/Parse/Parser.h"
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#include "swift/Parse/PersistentParserState.h"
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#include "llvm/Support/MemoryBuffer.h"
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using namespace swift;
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using namespace ide;
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bool ide::isSourceInputComplete(std::unique_ptr<llvm::MemoryBuffer> MemBuf) {
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LangOptions LangOpts;
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SearchPathOptions SearchPathOpts;
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SourceManager SM;
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auto BufferID = SM.addNewSourceBuffer(MemBuf.release());
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DiagnosticEngine Diags(SM);
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ASTContext Ctx(LangOpts, SearchPathOpts, SM, Diags);
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auto ModName = Ctx.getIdentifier("input");
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Module &Mod = *Module::create(ModName, Ctx);
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SourceFile &SF = *new (Ctx) SourceFile(Mod, SourceFileKind::Main, BufferID);
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PersistentParserState PersistentState;
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Parser P(BufferID, SF, /*SIL=*/nullptr, &PersistentState);
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bool Done;
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do {
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P.parseTopLevel();
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Done = P.Tok.is(tok::eof);
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} while (!Done);
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return !P.isInputIncomplete();
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}
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bool ide::isSourceInputComplete(StringRef Text) {
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std::unique_ptr<llvm::MemoryBuffer> InputBuf;
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InputBuf.reset(llvm::MemoryBuffer::getMemBufferCopy(Text));
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return ide::isSourceInputComplete(std::move(InputBuf));
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}
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