diff options
| -rw-r--r-- | include/ocl/tproc/detail/rope_fwd.hpp | 2 | ||||
| -rw-r--r-- | include/ocl/tproc/detail/rope_fwd.inl | 30 |
2 files changed, 28 insertions, 4 deletions
diff --git a/include/ocl/tproc/detail/rope_fwd.hpp b/include/ocl/tproc/detail/rope_fwd.hpp index 0aabf86..577cbb1 100644 --- a/include/ocl/tproc/detail/rope_fwd.hpp +++ b/include/ocl/tproc/detail/rope_fwd.hpp @@ -39,6 +39,8 @@ namespace ocl::tproc rope_ptr end(); pointer operator*() const; + rope_ptr operator--(); + rope_ptr operator--(int); rope_ptr operator++(); rope_ptr operator++(int); diff --git a/include/ocl/tproc/detail/rope_fwd.inl b/include/ocl/tproc/detail/rope_fwd.inl index dfe4b1f..fededbc 100644 --- a/include/ocl/tproc/detail/rope_fwd.inl +++ b/include/ocl/tproc/detail/rope_fwd.inl @@ -29,10 +29,11 @@ namespace ocl::tproc size_type weight_{0}; // Size of left subtree (internal) OR data size (leaf) value_type* blob_{nullptr}; // Character data (leaf node only) allocator_type alloc_; - size_type capacity_{0}; // Allocated blob capacity + size_type capacity_{0}; // Allocated blob capacity public: - tree_impl(Allocator alloc = Allocator()) : alloc_(alloc) + tree_impl(Allocator alloc = Allocator()) + : alloc_(alloc) { } @@ -42,7 +43,8 @@ namespace ocl::tproc } tree_impl(const boost::core::basic_string_view<CharT>& str, - Allocator alloc = Allocator()) : weight_(str.size()), alloc_(alloc), capacity_(str.size()) + Allocator alloc = Allocator()) + : weight_(str.size()), alloc_(alloc), capacity_(str.size()) { if (weight_ > 0) { @@ -58,7 +60,8 @@ namespace ocl::tproc tree_impl(rope_ptr left, rope_ptr right, - Allocator alloc = Allocator()) : left_(left), right_(right), alloc_(alloc) + Allocator alloc = Allocator()) + : left_(left), right_(right), alloc_(alloc) { weight_ = left ? left->impl_->total_size() : 0; } @@ -623,6 +626,25 @@ namespace ocl::tproc return ret; } + template <class CharT, class Traits, class Allocator> + basic_rope<CharT, Traits, Allocator>::rope_ptr basic_rope<CharT, Traits, Allocator>::operator--() + { + return impl_->left_; + } + + template <class CharT, class Traits, class Allocator> + basic_rope<CharT, Traits, Allocator>::rope_ptr basic_rope<CharT, Traits, Allocator>::operator--(int n) + { + rope_ptr ret{}; + while (n) + { + ret = this->operator--(); + --n; + } + + return ret; + } + } // namespace ocl::tproc #endif |