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Check if value is named before calling name

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This commit is contained in:
Juho Teperi 2018-05-04 16:10:41 +03:00
parent d592335612
commit e1019a1c9c
2 changed files with 25 additions and 16 deletions
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12
src/reagent/impl/template.cljs
View File

@ -122,14 +122,18 @@
;; Merge classes
class
(assoc :class (let [old-class (:class props)]
(if (nil? old-class) class (str class " " (name old-class))))))))
(if (nil? old-class) class (str class " " (if (named? old-class)
(name old-class)
old-class))))))))
(defn stringify-class [{:keys [class] :as props}]
;; (keep name) doesn't work because class vector could contain false, which is not Named
(if (coll? class)
(->> class
(filter identity)
(map name)
(keep (fn [c]
(if c
(if (named? c)
(name c)
c))))
(string/join " ")
(assoc props :class))
props))

29
test/reagenttest/testreagent.cljs
View File

@ -574,19 +574,24 @@
(is (= (rstr [:p {:class #{"a" "b" "c"}}])
(rstr [:p {:class "a b c"}]))))
(deftest class-named-values
(is (= (rstr [:p {:class :a}])
(rstr [:p {:class "a"}])))
(is (= (rstr [:p.a {:class :b}])
(rstr [:p {:class "a b"}])))
(is (= (rstr [:p.a {:class 'b}])
(rstr [:p {:class "a b"}])))
(is (= (rstr [:p {:class [:a :b]}])
(rstr [:p {:class "a b"}])))
(is (= (rstr [:p {:class ['a :b]}])
(rstr [:p {:class "a b"}])))
(deftest class-different-types
(testing "named values are supported"
(is (= (rstr [:p {:class :a}])
(rstr [:p {:class "a"}])))
(is (= (rstr [:p.a {:class :b}])
(rstr [:p {:class "a b"}])))
(is (= (rstr [:p.a {:class 'b}])
(rstr [:p {:class "a b"}])))
(is (= (rstr [:p {:class [:a :b]}])
(rstr [:p {:class "a b"}])))
(is (= (rstr [:p {:class ['a :b]}])
(rstr [:p {:class "a b"}]))))
(testing "class collection can contain false value"
(testing "non-named values like numbers"
(is (= (rstr [:p {:class [1 :b]}])
(rstr [:p {:class "1 b"}]))))
(testing "falsey values are filtered from collections"
(is (= (rstr [:p {:class [:a :b false nil]}])
(rstr [:p {:class "a b"}])))) )