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Add getter to retrieve current output object of code generator

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This commit is contained in:
Jonathan Müller 2017-09-20 12:47:35 +02:00
commit bb8a915279
1 changed files with 13 additions and 1 deletions
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14
include/cppast/code_generator.hpp
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@ -174,10 +174,13 @@ namespace cppast
{ {
public: public:
/// \effects Creates it giving the generator and the entity. /// \effects Creates it giving the generator and the entity.
/// \requires No other output must be active for the same code generator.
explicit output(type_safe::object_ref<code_generator> gen, explicit output(type_safe::object_ref<code_generator> gen,
type_safe::object_ref<const cpp_entity> e, type_safe::object_ref<const cpp_entity> e,
cppast::cpp_access_specifier_kind access) cppast::cpp_access_specifier_kind access)
: gen_(gen), e_(e), options_(gen->do_get_options(*e, access)) : gen_(gen),
e_(e),
options_((gen->cur_output_ = type_safe::ref(*this), gen->do_get_options(*e, access)))
{ {
gen_->on_begin(*e_); gen_->on_begin(*e_);
} }
@ -186,6 +189,7 @@ namespace cppast
{ {
if (*this) if (*this)
gen_->on_end(*e_); gen_->on_end(*e_);
gen_->cur_output_ = nullptr;
} }
output(const output&) = delete; output(const output&) = delete;
@ -369,6 +373,12 @@ namespace cppast
protected: protected:
code_generator() noexcept = default; code_generator() noexcept = default;
/// \returns The currently active [*output]().
const output& current_output() const noexcept
{
return cur_output_.value();
}
private: private:
/// \returns The formatting options that should be used. /// \returns The formatting options that should be used.
/// The base class version has no flags set. /// The base class version has no flags set.
@ -487,6 +497,8 @@ namespace cppast
{ {
do_write_token_seq(" "); do_write_token_seq(" ");
} }
type_safe::optional_ref<const output> cur_output_;
}; };
/// Generates code for the given entity. /// Generates code for the given entity.