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[CodeCompletion][NFC] Use ASTWalker::ParentTy instead of ASTNode

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in 'ExprParentFinder'. There's no reason to re-pack into ASTNode.
This commit is contained in:
Rintaro Ishizaki
2018-08-07 20:25:38 +09:00
parent d898f6d664
commit c01eb93e9a
1 changed files with 18 additions and 17 deletions
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31
lib/IDE/CodeCompletion.cpp
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@@ -4917,7 +4917,7 @@ namespace {
class ExprParentFinder : public ASTWalker {
friend class CodeCompletionTypeContextAnalyzer;
Expr *ChildExpr;
llvm::function_ref<bool(ASTNode)> Predicate;
llvm::function_ref<bool(ParentTy)> Predicate;
bool arePositionsSame(Expr *E1, Expr *E2) {
return E1->getSourceRange().Start == E2->getSourceRange().Start &&
@@ -4925,11 +4925,11 @@ namespace {
}
public:
llvm::SmallVector<ASTNode, 5> Ancestors;
ASTNode ParentClosest;
ASTNode ParentFarthest;
llvm::SmallVector<ParentTy, 5> Ancestors;
ParentTy ParentClosest;
ParentTy ParentFarthest;
ExprParentFinder(Expr* ChildExpr,
llvm::function_ref<bool(ASTNode)> Predicate) :
llvm::function_ref<bool(ParentTy)> Predicate) :
ChildExpr(ChildExpr), Predicate(Predicate) {}
std::pair<bool, Expr *> walkToExprPre(Expr *E) override {
@@ -4989,8 +4989,9 @@ class CodeCompletionTypeContextAnalyzer {
public:
CodeCompletionTypeContextAnalyzer(DeclContext *DC, Expr *ParsedExpr) : DC(DC),
ParsedExpr(ParsedExpr), SM(DC->getASTContext().SourceMgr),
Context(DC->getASTContext()), Finder(ParsedExpr, [](ASTNode Node) {
if (auto E = Node.dyn_cast<Expr *>()) {
Context(DC->getASTContext()),
Finder(ParsedExpr, [](ASTWalker::ParentTy Node) {
if (auto E = Node.getAsExpr()) {
switch(E->getKind()) {
case ExprKind::Call:
case ExprKind::Binary:
@@ -5000,7 +5001,7 @@ public:
default:
return false;
}
} else if (auto S = Node.dyn_cast<Stmt *>()) {
} else if (auto S = Node.getAsStmt()) {
switch (S->getKind()) {
case StmtKind::Return:
case StmtKind::ForEach:
@@ -5012,7 +5013,7 @@ public:
default:
return false;
}
} else if (auto D = Node.dyn_cast<Decl *>()) {
} else if (auto D = Node.getAsDecl()) {
switch (D->getKind()) {
case DeclKind::PatternBinding:
return true;
@@ -5148,11 +5149,11 @@ public:
for (auto It = Finder.Ancestors.rbegin(); It != Finder.Ancestors.rend();
++ It) {
if (auto Parent = It->dyn_cast<Expr *>()) {
if (auto Parent = It->getAsExpr()) {
analyzeExpr(Parent, Callback, PossibleNames);
} else if (auto Parent = It->dyn_cast<Stmt *>()) {
} else if (auto Parent = It->getAsStmt()) {
analyzeStmt(Parent, Callback);
} else if (auto Parent = It->dyn_cast<Decl *>()) {
} else if (auto Parent = It->getAsDecl()) {
analyzeDecl(Parent, Callback);
}
if (!PossibleTypes.empty() || !PossibleNames.empty())
@@ -5429,12 +5430,12 @@ void CodeCompletionCallbacksImpl::doneParsing() {
case CompletionKind::UnresolvedMember : {
Lookup.setHaveDot(SourceLoc());
SmallVector<Type, 1> PossibleTypes;
ExprParentFinder Walker(UnresolvedExpr, [&](ASTNode Node) {
return Node.is<Expr *>();
ExprParentFinder Walker(UnresolvedExpr, [&](ASTWalker::ParentTy Node) {
return Node.getAsExpr();
});
CurDeclContext->walkContext(Walker);
bool Success = false;
if (auto PE = Walker.ParentFarthest.get<Expr *>()) {
if (auto PE = Walker.ParentFarthest.getAsExpr()) {
prepareForRetypechecking(PE);
Success = typeCheckUnresolvedExpr(*CurDeclContext, UnresolvedExpr, PE,
PossibleTypes);