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perf: optimizations around generating JS classes from Metadata (#1824)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| #include "MetadataNode.h" | ||
| #include "MetadataEntry.h" | ||
| #include "MetadataMethodInfo.h" | ||
| #include "MetadataReader.h" | ||
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| using namespace tns; | ||
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| MetadataEntry::MetadataEntry(MetadataTreeNode *m_treeNode, NodeType nodeType) : | ||
| treeNode(m_treeNode), type(nodeType), isExtensionFunction(false), isStatic(false), | ||
| isTypeMember(false), memberId(nullptr), clazz(nullptr), mi(nullptr),fi(nullptr), sfi(nullptr), | ||
| retType(MethodReturnType::Unknown), | ||
| paramCount(-1), isFinal(false), isResolved(false), retTypeParsed(false), | ||
| isFinalSet(false), isResolvedSet(false) {} | ||
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| std::string &MetadataEntry::getName() { | ||
| if (!name.empty()) return name; | ||
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| auto reader = MetadataNode::getMetadataReader(); | ||
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| if (type == NodeType::Field) { | ||
| name = reader->ReadName(fi->nameOffset); | ||
| } else if (type == NodeType::StaticField) { | ||
| name = reader->ReadName(sfi->nameOffset); | ||
| } else if (type == NodeType::Method) { | ||
| name = mi.GetName(); | ||
| } | ||
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| return name; | ||
| } | ||
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| std::string &MetadataEntry::getSig() { | ||
| if (!sig.empty()) return sig; | ||
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| auto reader = MetadataNode::getMetadataReader(); | ||
|
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| if (type == NodeType::Field) { | ||
| sig = reader->ReadTypeName(fi->nodeId); | ||
| } else if (type == NodeType::StaticField) { | ||
| sig = reader->ReadTypeName(sfi->nodeId); | ||
| } else if (type == NodeType::Method) { | ||
| uint8_t sigLength = mi.GetSignatureLength(); | ||
| if (sigLength > 0) | ||
| sig = mi.GetSignature(); | ||
|
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| } | ||
|
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| return sig; | ||
| } | ||
|
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| std::string &MetadataEntry::getReturnType() { | ||
| if (!returnType.empty()) return returnType; | ||
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| auto reader = MetadataNode::getMetadataReader(); | ||
|
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| if (type == NodeType::Method) { | ||
| if (mi.GetSignatureLength() > 0) { | ||
| returnType = MetadataReader::ParseReturnType(this->getSig()); | ||
| } | ||
| } else { | ||
| return returnType; | ||
| } | ||
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| return returnType; | ||
| } | ||
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| MethodReturnType MetadataEntry::getRetType() { | ||
| if (retTypeParsed) return retType; | ||
| auto reader = MetadataNode::getMetadataReader(); | ||
|
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| if (type == NodeType::Method && !this->getReturnType().empty()) { | ||
| retType = MetadataReader::GetReturnType(this->returnType); | ||
| } | ||
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| retTypeParsed = true; | ||
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| return retType; | ||
| } | ||
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| std::string &MetadataEntry::getDeclaringType() { | ||
| if (!declaringType.empty()) return declaringType; | ||
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| auto reader = MetadataNode::getMetadataReader(); | ||
|
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| if (type == NodeType::StaticField) { | ||
| declaringType = reader->ReadTypeName(sfi->declaringType); | ||
| } else if (type == NodeType::Method && isStatic) { | ||
| declaringType = mi.GetDeclaringType(); | ||
| } | ||
|
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| return declaringType; | ||
| } | ||
|
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| int MetadataEntry::getParamCount() { | ||
| if (paramCount != -1) return paramCount; | ||
|
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| auto reader = MetadataNode::getMetadataReader(); | ||
|
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| if (type == NodeType::Method) { | ||
| auto sigLength = mi.GetSignatureLength(); | ||
| if (sigLength > 0) { | ||
| paramCount = sigLength - 1; | ||
| } else { | ||
| paramCount = 0; | ||
| } | ||
| } | ||
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| return paramCount; | ||
| } | ||
|
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| bool MetadataEntry::getIsFinal() { | ||
| if (isFinalSet) return isFinal; | ||
|
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| if (type == NodeType::Field) { | ||
| isFinal = fi->finalModifier == MetadataTreeNode::FINAL; | ||
| } else if (type == NodeType::StaticField) { | ||
| isFinal = sfi->finalModifier == MetadataTreeNode::FINAL; | ||
| } | ||
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| isFinalSet = true; | ||
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| return isFinal; | ||
| } | ||
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| bool MetadataEntry::getIsResolved() { | ||
| if (isResolvedSet) return isResolved; | ||
|
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| auto reader = MetadataNode::getMetadataReader(); | ||
| if (type == NodeType::Method) { | ||
| isResolved = mi.CheckIsResolved() == 1; | ||
| } | ||
|
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| isResolvedSet = true; | ||
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| return isResolved; | ||
| } |
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