//
//===----------------------------------------------------------------------===//
+#include "llvm/Support/Errc.h"
#include "llvm/Support/YAMLTraits.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/Casting.h"
void *DiagHandlerCtxt)
: IO(Ctxt),
Strm(new Stream(InputContent, SrcMgr)),
- CurrentNode(NULL) {
+ CurrentNode(nullptr) {
if (DiagHandler)
SrcMgr.setDiagHandler(DiagHandler, DiagHandlerCtxt);
DocIterator = Strm->begin();
Input::~Input() {
}
-error_code Input::error() {
- return EC;
-}
+std::error_code Input::error() { return EC; }
// Pin the vtables to this file.
void Input::HNode::anchor() {}
return false;
}
-void Input::nextDocument() {
- ++DocIterator;
+bool Input::nextDocument() {
+ return ++DocIterator != Strm->end();
}
bool Input::mapTag(StringRef Tag, bool Default) {
MapHNode *MN = dyn_cast_or_null<MapHNode>(CurrentNode);
if (!MN)
return;
- for (MapHNode::NameToNode::iterator i = MN->Mapping.begin(),
- End = MN->Mapping.end(); i != End; ++i) {
- if (!MN->isValidKey(i->first())) {
- setError(i->second, Twine("unknown key '") + i->first() + "'");
+ for (const auto &NN : MN->Mapping) {
+ if (!MN->isValidKey(NN.first())) {
+ setError(NN.second, Twine("unknown key '") + NN.first() + "'");
break;
}
}
return false;
if (SequenceHNode *SQ = dyn_cast<SequenceHNode>(CurrentNode)) {
unsigned Index = 0;
- for (std::vector<HNode *>::iterator i = SQ->Entries.begin(),
- End = SQ->Entries.end(); i != End; ++i) {
- if (ScalarHNode *SN = dyn_cast<ScalarHNode>(*i)) {
+ for (HNode *N : SQ->Entries) {
+ if (ScalarHNode *SN = dyn_cast<ScalarHNode>(N)) {
if (SN->value().equals(Str)) {
BitValuesUsed[Index] = true;
return true;
}
}
-void Input::scalarString(StringRef &S) {
+void Input::scalarString(StringRef &S, bool) {
if (ScalarHNode *SN = dyn_cast<ScalarHNode>(CurrentNode)) {
S = SN->value();
} else {
return new ScalarHNode(N, KeyStr);
} else if (SequenceNode *SQ = dyn_cast<SequenceNode>(N)) {
SequenceHNode *SQHNode = new SequenceHNode(N);
- for (SequenceNode::iterator i = SQ->begin(), End = SQ->end(); i != End;
- ++i) {
- HNode *Entry = this->createHNodes(i);
+ for (Node &SN : *SQ) {
+ HNode *Entry = this->createHNodes(&SN);
if (EC)
break;
SQHNode->Entries.push_back(Entry);
return SQHNode;
} else if (MappingNode *Map = dyn_cast<MappingNode>(N)) {
MapHNode *mapHNode = new MapHNode(N);
- for (MappingNode::iterator i = Map->begin(), End = Map->end(); i != End;
- ++i) {
- ScalarNode *KeyScalar = dyn_cast<ScalarNode>(i->getKey());
+ for (KeyValueNode &KVN : *Map) {
+ Node *KeyNode = KVN.getKey();
+ ScalarNode *KeyScalar = dyn_cast<ScalarNode>(KeyNode);
+ if (!KeyScalar) {
+ setError(KeyNode, "Map key must be a scalar");
+ break;
+ }
StringStorage.clear();
StringRef KeyStr = KeyScalar->getValue(StringStorage);
if (!StringStorage.empty()) {
memcpy(Buf, &StringStorage[0], Len);
KeyStr = StringRef(Buf, Len);
}
- HNode *ValueHNode = this->createHNodes(i->getValue());
+ HNode *ValueHNode = this->createHNodes(KVN.getValue());
if (EC)
break;
mapHNode->Mapping[KeyStr] = ValueHNode;
return new EmptyHNode(N);
} else {
setError(N, "unknown node kind");
- return NULL;
+ return nullptr;
}
}
bool Input::MapHNode::isValidKey(StringRef Key) {
- for (SmallVectorImpl<const char *>::iterator i = ValidKeys.begin(),
- End = ValidKeys.end(); i != End; ++i) {
- if (Key.equals(*i))
+ for (const char *K : ValidKeys) {
+ if (Key.equals(K))
return true;
}
return false;
}
Input::MapHNode::~MapHNode() {
- for (MapHNode::NameToNode::iterator i = Mapping.begin(), End = Mapping.end();
- i != End; ++i) {
- delete i->second;
- }
+ for (auto &N : Mapping)
+ delete N.second;
}
Input::SequenceHNode::~SequenceHNode() {
- for (std::vector<HNode*>::iterator i = Entries.begin(), End = Entries.end();
- i != End; ++i) {
- delete *i;
- }
+ for (HNode *N : Entries)
+ delete N;
}
this->outputUpToEndOfLine(" ]");
}
-void Output::scalarString(StringRef &S) {
- const char ScalarSafeChars[] = "abcdefghijklmnopqrstuvwxyz"
- "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-/^., \t";
-
+void Output::scalarString(StringRef &S, bool MustQuote) {
this->newLineCheck();
if (S.empty()) {
// Print '' for the empty string because leaving the field empty is not
this->outputUpToEndOfLine("''");
return;
}
- if (S.find_first_not_of(ScalarSafeChars) == StringRef::npos &&
- !isspace(S.front()) && !isspace(S.back())) {
- // If the string consists only of safe characters, print it out without
- // quotes.
+ if (!MustQuote) {
+ // Only quote if we must.
this->outputUpToEndOfLine(S);
return;
}