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CommonJS.cpp
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49 lines (41 loc) · 1.51 KB
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/*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include "hermes/AST/CommonJS.h"
namespace hermes {
ESTree::FunctionExpressionNode *wrapCJSModule(
std::shared_ptr<Context> &context,
ESTree::ProgramNode *program) {
auto *moduleBlock =
new (*context) ESTree::BlockStatementNode(std::move(program->_body));
moduleBlock->setSourceRange(program->getSourceRange());
moduleBlock->setDebugLoc(program->getDebugLoc());
ESTree::NodeList argNames{};
// Identifiers for function arguments.
auto *exports = new (*context) ESTree::IdentifierNode(
context->getIdentifier("exports").getUnderlyingPointer(), nullptr);
auto *require = new (*context) ESTree::IdentifierNode(
context->getIdentifier("require").getUnderlyingPointer(), nullptr);
auto *module = new (*context) ESTree::IdentifierNode(
context->getIdentifier("module").getUnderlyingPointer(), nullptr);
argNames.push_back(*exports);
argNames.push_back(*require);
argNames.push_back(*module);
auto *wrappedFn = new (*context) ESTree::FunctionExpressionNode(
nullptr,
std::move(argNames),
moduleBlock,
nullptr,
nullptr,
nullptr,
false,
false);
wrappedFn->strictness = ESTree::Strictness::NonStrictMode;
wrappedFn->setSourceRange(program->getSourceRange());
wrappedFn->setDebugLoc(program->getDebugLoc());
return wrappedFn;
}
} // namespace hermes