re-frame debug sub macro
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| ;; A macro that replaces reg-sub, it inserts debug print statements into reg-sub if a flag of choice is set | |
| ;; Developed since 0.8.0 does not work with re-frame-tracer | |
| ;; Use it by replacing re-frame.core/reg-sub with this macro | |
| (defmacro reg-sub [label & sub] | |
| (let [fun (last sub) | |
| arg (get-in (vec fun) [1 1 1]) | |
| [before after] (split-at 2 fun) | |
| new-fun (concat before [`(js/console.log "Sub: " [~label ~arg])] after)] | |
| (if (= "true" env/PRODUCTION) ;; Or whatever way you want to disable this, may also be done by replacing js/console.log above | |
| `(re-frame.core/reg-sub | |
| ~label | |
| ~@sub) | |
| `(re-frame.core/reg-sub | |
| ~label | |
| ~@(drop-last sub) | |
| ~new-fun)))) |
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