Make .eval() evaluate top-level only.

[ginac.git] / ginac / container.h

diff --git a/ginac/container.h b/ginac/container.h
index 04ab31d1110ce64f1af2946c4e7ac4dc51215dce..0881095a1ebe5ebe05e59be0932e3f04bcf2b8d6 100644 (file)
--- a/ginac/container.h
+++ b/ginac/container.h
@@ -205,7 +205,6 @@ public:
        size_t nops() const override { return this->seq.size(); }
        ex op(size_t i) const override;
        ex & let_op(size_t i) override;
-       ex eval(int level = 0) const override;
        ex subs(const exmap & m, unsigned options = 0) const override;
 
        void read_archive(const archive_node &n, lst &sym_lst) override
@@ -336,7 +335,6 @@ protected:
        void do_print_tree(const print_tree & c, unsigned level) const;
        void do_print_python(const print_python & c, unsigned level) const;
        void do_print_python_repr(const print_python_repr & c, unsigned level) const;
-       STLT evalchildren(int level) const;
        STLT subschildren(const exmap & m, unsigned options = 0) const;
 };
 
@@ -482,15 +480,6 @@ ex & container<C>::let_op(size_t i)
        return *it;
 }
 
-template <template <class T, class = std::allocator<T>> class C>
-ex container<C>::eval(int level) const
-{
-       if (level == 1)
-               return hold();
-       else
-               return thiscontainer(evalchildren(level));
-}
-
 template <template <class T, class = std::allocator<T>> class C>
 ex container<C>::subs(const exmap & m, unsigned options) const
 {
@@ -649,27 +638,6 @@ void container<C>::printseq(const print_context & c, char openbracket, char deli
                c.s << closebracket;
 }
 
-template <template <class T, class = std::allocator<T>> class C>
-typename container<C>::STLT container<C>::evalchildren(int level) const
-{
-       if (level == 1)
-               return this->seq;
-       else if (level == -max_recursion_level)
-               throw std::runtime_error("max recursion level reached");
-
-       STLT s;
-       this->reserve(s, this->seq.size());
-
-       --level;
-       const_iterator it = this->seq.begin(), itend = this->seq.end();
-       while (it != itend) {
-               s.push_back(it->eval(level));
-               ++it;
-       }
-
-       return s;
-}
-
 template <template <class T, class = std::allocator<T>> class C>
 typename container<C>::STLT container<C>::subschildren(const exmap & m, unsigned options) const
 {