From a1b857ba7a19900ade3e1282d6749bb952a6d94e Mon Sep 17 00:00:00 2001 From: romankrru Date: Sun, 2 Sep 2018 21:37:52 +0300 Subject: [PATCH] Fix typo --- doc/ManagingState.md | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/doc/ManagingState.md b/doc/ManagingState.md index ac801f5..c96e6b0 100644 --- a/doc/ManagingState.md +++ b/doc/ManagingState.md @@ -176,8 +176,9 @@ Reactions are what give `r/atom`, `r/cursor`, and function `r/cursor` and `r/wra * `derefed` **TODO unclear** Reactions are very useful when + * You need a way in which components only updates based on part of the ratom state. (reagent/cursor can also be used for this scenario) -* When you want to combine two `ratoms` and produce a result +* When you want to combine two `ratoms` and produce a result * You want the component to use some transformed value of `ratom` Here's an example: @@ -186,19 +187,19 @@ Here's an example: :var-b 3} :state-var-2 {:var-a 7 :var-b 9}})) - - (def app-var2-reaction (reagent.ratom/make-reaction + + (def app-var2-reaction (reagent.ratom/make-reaction #(get-in @app-state [:state-var-2 :var-a]))) - + (defn component-using-make-reaction [] [:div [:div "component-using-make-reaction"] [:div "Sate 2 - var a : " @app-var2-reaction]]) - ``` +``` -The below example uses `reagent.ratom/reaction` macro, which provides syntactic sugar around creating reaction using `make-reaction` +The below example uses `reagent.ratom/reaction` macro, which provides syntactic sugar around creating reaction using `make-reaction` ``` (let [username (reagent/atom "")