Files
swift-mirror/lib/AST/DeclNameLoc.cpp
Doug Gregor 8336419844 Include completion source location information compound DeclNames.
When one spells a compound declaration name in the source (e.g.,
insertSubview(_:aboveSubview:), keep track of the locations of the
base name, parentheses, and argument labels.
2016-01-25 14:13:13 -08:00

40 lines
1.5 KiB
C++

//===--- DeclNameLoc.cpp - Declaration Name Location Info -----------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// This file implements the DeclNameLoc class.
//
//===----------------------------------------------------------------------===//
#include "swift/AST/DeclNameLoc.h"
#include "swift/AST/ASTContext.h"
using namespace swift;
DeclNameLoc::DeclNameLoc(ASTContext &ctx, SourceLoc baseNameLoc,
SourceLoc lParenLoc,
ArrayRef<SourceLoc> argumentLabelLocs,
SourceLoc rParenLoc)
: NumArgumentLabels(argumentLabelLocs.size()) {
assert(NumArgumentLabels > 0 && "Use other constructor");
// Copy the location information into permanent storage.
auto storedLocs = ctx.Allocate<SourceLoc>(NumArgumentLabels + 3);
storedLocs[BaseNameIndex] = baseNameLoc;
storedLocs[LParenIndex] = lParenLoc;
storedLocs[RParenIndex] = rParenLoc;
std::memcpy(storedLocs.data() + FirstArgumentLabelIndex,
argumentLabelLocs.data(),
argumentLabelLocs.size() * sizeof(SourceLoc));
LocationInfo = storedLocs.data();
}