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comparison util/promise.lua @ 9514:9db707a86a25

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util.promise: Add promise:finally()
author Matthew Wild <mwild1@gmail.com>
date Thu, 18 Oct 2018 12:13:17 +0100
parents 4f4f9823bd1d
children 2571c65b972f
comparison
equal deleted inserted replaced
9513:4f4f9823bd1d 9514:9db707a86a25
124 124
125 function promise_methods:catch(on_rejected) 125 function promise_methods:catch(on_rejected)
126 return self:next(nil, on_rejected); 126 return self:next(nil, on_rejected);
127 end 127 end
128 128
129 function promise_methods:finally(on_finally)
130 local function _on_finally(value) on_finally(); return value; end
131 local function _on_catch_finally(err) on_finally(); return reject(err); end
132 return self:next(_on_finally, _on_catch_finally);
133 end
134
129 return { 135 return {
130 new = new; 136 new = new;
131 resolve = resolve; 137 resolve = resolve;
132 reject = reject; 138 reject = reject;
133 all = all; 139 all = all;