cpp

Coverage Report

Created: 2023-09-13 01:07

/home/andy/git/oilshell/oil/cpp/pgen2.cc
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// pgen2.cc
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#include "pgen2.h"
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#include <vector>
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namespace pnode {
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PNode::PNode(int typ, syntax_asdl::Token* tok, List<PNode*>*)
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    : typ(typ), tok(tok), children() {
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}
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void PNode::AddChild(PNode* node) {
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  children.push_back(node);
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}
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PNode* PNode::GetChild(int i) {
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  int j = i;
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  if (j < 0) {
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    j += NumChildren();
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  }
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  return children[j];
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}
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int PNode::NumChildren() {
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  return children.size();
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}
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PNodeAllocator::PNodeAllocator() : arena_(new std::vector<PNode>()) {
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  arena_->reserve(512);
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}
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PNode* PNodeAllocator::NewPNode(int typ, syntax_asdl::Token* tok) {
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  CHECK(arena_->size() < arena_->capacity());
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  arena_->emplace_back(typ, tok, nullptr);
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  return arena_->data() + (arena_->size() - 1);
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}
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void PNodeAllocator::Clear() {
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  delete arena_;
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  arena_ = nullptr;
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}
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}  // namespace pnode