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feat(library/local_context): add get_local_decl_from_user_name

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This commit is contained in:
Leonardo de Moura 2016-03-05 13:35:54 -08:00
parent c8e5907b70
commit fdbe8ee98a
2 changed files with 14 additions and 0 deletions
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8
src/library/local_context.cpp
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@ -84,6 +84,14 @@ optional<local_decl> local_context::find_if(std::function<bool(local_decl const
return m_idx2local_decl.find_if([&](unsigned, local_decl const & d) { return pred(d); });
}
optional<local_decl> local_context::back_find_if(std::function<bool(local_decl const &)> const & pred) const { // NOLINT
return m_idx2local_decl.find_if([&](unsigned, local_decl const & d) { return pred(d); });
}
optional<local_decl> local_context::get_local_decl_from_user_name(name const & n) const {
return back_find_if([&](local_decl const & d) { return d.get_pp_name() == n; });
}
void local_context::for_each_after(local_decl const & d, std::function<void(local_decl const &)> const & fn) const {
m_idx2local_decl.for_each_greater(d.get_idx(), [&](unsigned, local_decl const & d) { return fn(d); });
}

6
src/library/local_context.h
View file

@ -93,6 +93,12 @@ public:
/** \brief Traverse local declarations based on the order they were created */
void for_each(std::function<void(local_decl const &)> const & fn) const;
optional<local_decl> find_if(std::function<bool(local_decl const &)> const & pred) const; // NOLINT
optional<local_decl> back_find_if(std::function<bool(local_decl const &)> const & pred) const; // NOLINT
/** \brief Return the most recently added local_decl \c d s.t. d.get_pp_name() == n
\remark This method is used to implement tactics such as 'revert'. */
optional<local_decl> get_local_decl_from_user_name(name const & n) const;
/** \brief Execute fn for each local declaration created after \c d. */
void for_each_after(local_decl const & d, std::function<void(local_decl const &)> const & fn) const;