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cppdraft/futures/future/error.md

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+[futures.future.error]
+
+# 32 Concurrency support library [[thread]](./#thread)
+
+## 32.10 Futures [[futures]](futures#future.error)
+
+### 32.10.4 Class future_error [futures.future.error]
+
+[🔗](#lib:future_error)
+
+namespace std {class future_error : public logic_error {public:explicit future_error(future_errc e); const error_code& code() const noexcept; const char* what() const noexcept; private: error_code ec_; // *exposition only*};}
+
+[🔗](#lib:future_error,constructor)
+
+`explicit future_error(future_errc e);
+`
+
+[1](#1)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L11282)
+
+*Effects*: Initializes ec_ with make_error_code(e)[.](#1.sentence-1)
+
+[🔗](#lib:code,future_error)
+
+`const error_code& code() const noexcept;
+`
+
+[2](#2)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L11293)
+
+*Returns*: ec_[.](#2.sentence-1)
+
+[🔗](#lib:what,future_error)
+
+`const char* what() const noexcept;
+`
+
+[3](#3)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/threads.tex#L11304)
+
+*Returns*: An ntbs incorporating code().message()[.](#3.sentence-1)