Function compileExpression

bolt/expression/ExprCompiler.cpp:573–591

}

ExprPtr compileExpression(
    const TypedExprPtr& expr,
    Scope* scope,
    const core::QueryConfig& config,
    memory::MemoryPool* pool,
    const std::unordered_set<std::string>& flatteningCandidates,
    bool enableConstantFolding) {
  auto rewritten = rewriteExpression(expr);
  if (rewritten.get() != expr.get()) {
    scope->rewrittenExpressions.push_back(rewritten);
  }
  return compileRewrittenExpression(
      rewritten == nullptr ? expr : rewritten,
      scope,
      config,
      pool,
      flatteningCandidates,
      enableConstantFolding);
}

/// Walk expression tree and collect names of functions used in CallTypedExpr
/// into provided 'names' set.