Each now accepts Maps.

TODO.md

@@ -15,8 +15,7 @@
 ## 0.1.1
 - [x] `Switch` and `Case` components
 - [x] Fix bug with multiline nested component attributes.
-- [ ] `Each` with `Map`
+- [x] `Each` with `Map`
-- [ ] `Each` with children in addition to `render`
 - [ ] `WhenNotEmpty` with `Map`
 
 ## 0.1.0

web-view-components/src/main/groovy/groowt/view/component/web/lib/Each.groovy

@@ -6,7 +6,7 @@ import org.jetbrains.annotations.Nullable
 
 class Each extends DelegatingWebViewComponent {
 
-    private final Collection items
+    private final Object items
     private final @Nullable Closure transform
 
     Each(Map attr) {
@@ -18,8 +18,16 @@ class Each extends DelegatingWebViewComponent {
     protected View getDelegate() {
         return { Writer w ->
             def cw = new DefaultComponentWriter(w, this.context.renderContext, this.context)
-            items.forEach {
+            if (items instanceof Collection) {
-                cw << (transform ? transform(it) : it)
+                items.each {
+                    cw << (transform ? transform(it) : it)
+                }
+            } else if (items instanceof Map) {
+                items.each {
+                    cw << (transform ? transform(it) : it)
+                }
+            } else {
+                throw new IllegalArgumentException("The 'items' attribute of Each may only be a Collection or Map.")
             }
         }
     }

web-view-components/src/test/groovy/groowt/view/component/web/lib/EachTests.groovy

@@ -17,4 +17,12 @@ class EachTests extends AbstractWebViewComponentTests {
         )
     }
 
+    @Test
+    void simpleMap() {
+        this.doTest(
+                '<Each items={[a: 0, b: 1]} transform={<p>$it.key: $it.value</p>} />',
+                '<p>a: 0</p><p>b: 1</p>'
+        )
+    }
+
 }