First release

node_modules/min-document/serialize.js

@@ -0,0 +1,139 @@
+module.exports = serializeNode
+
+var voidElements = ["area","base","br","col","embed","hr","img","input","keygen","link","menuitem","meta","param","source","track","wbr"];
+
+function serializeNode(node) {
+    switch (node.nodeType) {
+        case 3:
+            return escapeText(node.data)
+        case 8:
+            return "<!--" + node.data + "-->"
+        default:
+            return serializeElement(node)
+    }
+}
+
+function serializeElement(elem) {
+    var strings = []
+
+    var tagname = elem.tagName
+
+    if (elem.namespaceURI === "http://www.w3.org/1999/xhtml") {
+        tagname = tagname.toLowerCase()
+    }
+
+    strings.push("<" + tagname + properties(elem) + datasetify(elem))
+
+    if (voidElements.indexOf(tagname) > -1) {
+        strings.push(" />")
+    } else {
+        strings.push(">")
+
+        if (elem.childNodes.length) {
+            strings.push.apply(strings, elem.childNodes.map(serializeNode))
+        } else if (elem.textContent || elem.innerText) {
+            strings.push(escapeText(elem.textContent || elem.innerText))
+        } else if (elem.innerHTML) {
+            strings.push(elem.innerHTML)
+        }
+
+        strings.push("</" + tagname + ">")
+    }
+
+    return strings.join("")
+}
+
+function isProperty(elem, key) {
+    var type = typeof elem[key]
+
+    if (key === "style" && Object.keys(elem.style).length > 0) {
+      return true
+    }
+
+    return elem.hasOwnProperty(key) &&
+        (type === "string" || type === "boolean" || type === "number") &&
+        key !== "nodeName" && key !== "className" && key !== "tagName" &&
+        key !== "textContent" && key !== "innerText" && key !== "namespaceURI" &&  key !== "innerHTML"
+}
+
+function stylify(styles) {
+    if (typeof styles === 'string') return styles
+    var attr = ""
+    Object.keys(styles).forEach(function (key) {
+        var value = styles[key]
+        key = key.replace(/[A-Z]/g, function(c) {
+            return "-" + c.toLowerCase();
+        })
+        attr += key + ":" + value + ";"
+    })
+    return attr
+}
+
+function datasetify(elem) {
+    var ds = elem.dataset
+    var props = []
+
+    for (var key in ds) {
+        props.push({ name: "data-" + key, value: ds[key] })
+    }
+
+    return props.length ? stringify(props) : ""
+}
+
+function stringify(list) {
+    var attributes = []
+    list.forEach(function (tuple) {
+        var name = tuple.name
+        var value = tuple.value
+
+        if (name === "style") {
+            value = stylify(value)
+        }
+
+        attributes.push(name + "=" + "\"" + escapeAttributeValue(value) + "\"")
+    })
+
+    return attributes.length ? " " + attributes.join(" ") : ""
+}
+
+function properties(elem) {
+    var props = []
+    for (var key in elem) {
+        if (isProperty(elem, key)) {
+            props.push({ name: key, value: elem[key] })
+        }
+    }
+
+    for (var ns in elem._attributes) {
+      for (var attribute in elem._attributes[ns]) {
+        var prop = elem._attributes[ns][attribute]
+        var name = (prop.prefix ? prop.prefix + ":" : "") + attribute
+        props.push({ name: name, value: prop.value })
+      }
+    }
+
+    if (elem.className) {
+        props.push({ name: "class", value: elem.className })
+    }
+
+    return props.length ? stringify(props) : ""
+}
+
+function escapeText(s) {
+    var str = '';
+
+    if (typeof(s) === 'string') { 
+        str = s; 
+    } else if (s) {
+        str = s.toString();
+    }
+
+    return str
+        .replace(/&/g, "&amp;")
+        .replace(/</g, "&lt;")
+        .replace(/>/g, "&gt;")
+}
+
+function escapeAttributeValue(str) {
+    return escapeText(str).replace(/"/g, "&quot;")
+}