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mike-thompson-day8 2015-02-25 08:26:47 +11:00
parent 031e9fde53
commit 9f233f07b7
1 changed files with 4 additions and 4 deletions
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8
src/re_frame/subs.cljs
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@ -1,6 +1,6 @@
(ns re-frame.subs
(:require
[re-frame.db :refer [app-db]]
[re-frame.db :refer [app-db]]
[re-frame.utils :refer [first-in-vector warn]]))
@ -12,7 +12,7 @@
"register a hander function for an id"
[key-v handler-fn]
(if (contains? @key->fn key-v)
(warn "re-frame: overwriting subscription-handler for: " key-v)) ;; allow it, but warn.
(warn "re-frame: overwriting subscription-handler for: " key-v)) ;; allow it, but warn.
(swap! key->fn assoc key-v handler-fn))
@ -20,7 +20,7 @@
"returns a reagent/reaction which observes a part of the "
[v]
(let [key-v (first-in-vector v)
handler-fn (get @key->fn key-v)]
handler-fn (get @key->fn key-v)]
(if (nil? handler-fn)
(warn "re-frame: no subscription handler registered for: \"" key-v "\". Returning nil.")
(warn "re-frame: no subscription handler registered for: \"" key-v "\". Returning a nil subscription.")
(handler-fn app-db v))))