SyntaxNodes.cpp.gyb

%{
  # -*- mode: C++ -*-
  from gyb_syntax_support import *
  NODE_MAP = create_node_map()
  # Ignore the following admonition; it applies to the resulting .cpp file only
}%
//// Automatically Generated From SyntaxNodes.cpp.gyb.
//// Do Not Edit Directly!
//===---------------- SyntaxNodes.cpp - Syntax Node definitions -----------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//


#include "swift/Syntax/SyntaxNodes.h"

using namespace swift;
using namespace swift::syntax;

% for node in SYNTAX_NODES:
%   if not node.is_syntax_collection():
void ${node.name}Ref::validate() const {
%     if node.requires_validation():
#ifndef NDEBUG
  auto raw = getDataRef()->getRaw();
  if (isMissing()) return;
  assert(raw->getLayout().size() == ${len(node.children)});
%       for child in node.children:
%         if child.token_choices:
%           choices = ", ".join("tok::" + choice.kind
%                               for choice in child.token_choices)
  syntax_assert_child_token(raw, ${child.name}, ${choices});
%         end
%         if child.main_token() and child.text_choices:
%           token_kind = child.main_token().kind
%           choices = ", ".join("\"%s\"" % choice
%                               for choice in child.text_choices)
  syntax_assert_child_token_text(raw, ${child.name},
                                 tok::${token_kind}, ${choices});
%         end
%         if child.node_choices:
  if (auto __Child = raw->getChild(Cursor::${child.name}))
    assert(${check_child_condition_raw(child)}(__Child));
%         end
%       end
#endif
%     end
}

void ${node.name}::validate() const {
  ${node.name}Ref(*this).validate();
}

%   end

%   for child in node.children:
%     if child.is_optional:
llvm::Optional<${child.type_name}> ${node.name}::get${child.name}() const {
  auto ChildData = Data->getChild(Cursor::${child.name});
  if (!ChildData)
    return llvm::None;
  return ${child.type_name}(ChildData);
}
%     else:
${child.type_name} ${node.name}::get${child.name}() const {
  return ${child.type_name}(Data->getChild(Cursor::${child.name}));
}
%     end

%     child_node = NODE_MAP.get(child.syntax_kind)
%     if child_node and child_node.is_syntax_collection():
%       child_elt = child.collection_element_name
%       child_elt_type = child_node.collection_element_type
%       if not child_elt:
%         raise Exception("'collection_element_name' should be set for '%s' of '%s'" % (child.name, node.name))
%       end
${node.name} ${node.name}::add${child_elt}(${child_elt_type} ${child_elt}) {
  const RawSyntax *raw = getRaw()->getChild(Cursor::${child.name});
  if (raw)
    raw = raw->append(${child_elt}.getRaw());
  else
    raw = RawSyntax::make(SyntaxKind::${child_node.syntax_kind},
      {${child_elt}.getRaw()}, SourcePresence::Present, raw->getArena());
  return ${node.name}(Data->replacingChild(raw, Cursor::${child.name}));
}
%     end

${node.name} ${node.name}::with${child.name}(
  llvm::Optional<${child.type_name}> New${child.type_name}) {
  const RawSyntax *raw;
  if (New${child.type_name}.hasValue()) {
    raw = New${child.type_name}->getRaw();
  } else {
% if child.is_optional:
    raw = nullptr;
% else:
    {
      // make_missing_child access the 'Arena' variable. Create it.
      RC<SyntaxArena> Arena = getRaw()->getArena();
      raw = ${make_missing_child(child)};
    }
% end
  }
  return ${node.name}(Data->replacingChild(raw, Cursor::${child.name}));
}

%   end
% end

const char* swift::syntax::getSyntaxStructureVersioningIdentifier() {
  return "${calculate_node_hash()}";
}