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You can now add a class to an element that didn't already have a class. #63

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You can now add a class to an element that didn't already have a class. #63

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7 changes: 4 additions & 3 deletions src/dommy/attrs.cljs
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Original file line number Diff line number Diff line change
Expand Up @@ -50,13 +50,14 @@
(if-let [class-list (.-classList elem)]
(doseq [class (.split classes #"\s+")]
(.add class-list class))
(let [class-name (.-className elem)]
(if-let [class-name (.-className elem)]
(doseq [class (.split classes #"\s+")]
(when-not (class-index class-name class)
(set! (.-className elem)
(if (identical? class-name "")
class
(str class-name " " class))))))))
(str class-name " " class)))))
(set! (.-className elem) classes))))
elem))
([elem classes & more-classes]
(let [elem (node elem)]
Expand Down Expand Up @@ -232,4 +233,4 @@
top (:top (bounding-client-rect elem))]
(when (< js/window.innerHeight
(+ top (.-offsetHeight elem)))
(.scrollIntoView elem align-with-top?))))
(.scrollIntoView elem align-with-top?))))