Method has_target

common/expr.h:289–289

  }

  ABSL_MUST_USE_RESULT bool has_target() const { return target_ != nullptr; }

  // The target of an method call-style expression. For example, `x` in `x.f()`.
  ABSL_MUST_USE_RESULT const Expr& target() const ABSL_ATTRIBUTE_LIFETIME_BOUND;