min-document - npm Package Compare versions

Comparing version 0.2.6 to 0.2.7

index.js

@@ -70,2 +70,4 @@ function DOMText(value) {
 
+var body = createElement("body")
+
 module.exports = Document()
@@ -75,5 +77,7 @@
     return {
+        body: body,
         createTextNode: createTextNode,
         createElement: createElement,
-        createDocumentFragment: createDocumentFragment
+        createDocumentFragment: createDocumentFragment,
+        getElementById: getElementById
     }
@@ -94,2 +98,26 @@ }
 
+/*
+* getElementById returns the Element whose ID is given by elementId.
+* If no such element exists, returns null.
+* Behavior is not defined if more than one element has this ID.
+*/
+
+function recursive_getElementById(id, elem) {
+    if (""+elem.id === ""+id) return elem
+
+    var arr = elem.childNodes
+    , result = null
+
+    if (arr) {
+        for (var i = 0, len = arr.length; !result && i < len; i++) {
+            result = recursive_getElementById(id, arr[i])
+        }
+    }
+    return result
+}
+
+function getElementById(id) {
+    return recursive_getElementById(id, body)
+}
+
 function _Element_toString() {
@@ -96,0 +124,0 @@ var strings = []

package.json

 {
   "name": "min-document",
-  "version": "0.2.6",
+  "version": "0.2.7",
   "description": "A minimal DOM implementation",
@@ -5,0 +5,0 @@ "keywords": [],

test/index.js

@@ -53,1 +53,34 @@ var test = require("tape")
 
+test("can getElementById", function (assert) {
+
+    function append_div(id, parent) {
+        var div = document.createElement("div")
+        div.id = id
+        parent.appendChild(div)
+        return div
+    }
+
+    var div1   = append_div(1, document.body)
+    var div2   = append_div(2, document.body)
+    var div3   = append_div(3, document.body)
+
+    var div11  = append_div(11, div1)
+    var div12  = append_div(12, div1)
+    var div21  = append_div(21, div2)
+    var div22  = append_div(22, div2)
+    var div221 = append_div(221, div22)
+    var div222 = append_div(222, div22)
+
+    assert.equal(document.getElementById(1),    div1)
+    assert.equal(document.getElementById("2"),  div2)
+    assert.equal(document.getElementById(3),    div3)
+    assert.equal(document.getElementById(11),   div11)
+    assert.equal(document.getElementById(12),   div12)
+    assert.equal(document.getElementById(21),   div21)
+    assert.equal(document.getElementById(22),   div22)
+    assert.equal(document.getElementById(221),  div221)
+    assert.equal(document.getElementById(222),  div222)
+
+    assert.end()
+})
+

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Improved metrics

Total package byte prevSize

12047

increased by17.28%

Lines of code

267

increased by22.48%

No dependency changes