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fix namespace hoisting
1 parent 79e1058 commit 7c3c86f

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7 files changed

+42
-38
lines changed

7 files changed

+42
-38
lines changed

‎src/core/vdom/create-component.js

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -85,7 +85,7 @@ export function createComponent (
8585
const name = Ctor.options.name || tag
8686
const vnode = new VNode(
8787
`vue-component-${Ctor.cid}${name ? `-${name}` : ''}`,
88-
data, undefined, undefined, undefined, undefined, context,
88+
data, undefined, undefined, undefined, context,
8989
{ Ctor, propsData, listeners, tag, children }
9090
)
9191
return vnode
@@ -108,7 +108,7 @@ function createFunctionalComponent (
108108
// ensure the createElement function in functional components
109109
// gets a unique context - this is necessary for correct named slot check
110110
const _context = Object.create(context)
111-
const h = (a, b, c, d) => createElement(_context, a, b, c, !d)
111+
const h = (a, b, c, d) => createElement(_context, a, b, c, d, true)
112112
const vnode = Ctor.options.render.call(null, h, {
113113
props,
114114
data,

‎src/core/vdom/create-element.js

Lines changed: 29 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -51,30 +51,49 @@ export function _createElement (
5151
data.scopedSlots = { default: children[0] }
5252
children.length = 0
5353
}
54+
let vnode, ns
5455
if (typeof tag === 'string') {
5556
let Ctor
56-
const ns = config.getTagNamespace(tag)
57+
ns = config.getTagNamespace(tag)
5758
if (config.isReservedTag(tag)) {
5859
// platform built-in elements
59-
return new VNode(
60-
tag, data, needNormalization ? normalizeChildren(children, ns) : children,
61-
undefined, undefined, ns, context
60+
vnode = new VNode(
61+
tag, data, needNormalization ? normalizeChildren(children) : children,
62+
undefined, undefined, context
6263
)
6364
} else if ((Ctor = resolveAsset(context.$options, 'components', tag))) {
6465
// component
65-
return createComponent(Ctor, data, context, children, tag) || createEmptyVNode()
66+
vnode = createComponent(Ctor, data, context, children, tag)
6667
} else {
6768
// unknown or unlisted namespaced elements
6869
// check at runtime because it may get assigned a namespace when its
6970
// parent normalizes children
70-
const childNs = tag === 'foreignObject' ? 'xhtml' : ns
71-
return new VNode(
72-
tag, data, needNormalization ? normalizeChildren(children, childNs) : children,
73-
undefined, undefined, ns, context
71+
ns = tag === 'foreignObject' ? 'xhtml' : ns
72+
vnode = new VNode(
73+
tag, data, needNormalization ? normalizeChildren(children) : children,
74+
undefined, undefined, context
7475
)
7576
}
7677
} else {
7778
// direct component options / constructor
78-
return createComponent(tag, data, context, children) || createEmptyVNode()
79+
vnode = createComponent(tag, data, context, children)
80+
}
81+
if (vnode) {
82+
if (ns) applyNS(vnode, ns)
83+
return vnode
84+
} else {
85+
return createEmptyVNode()
86+
}
87+
}
88+
89+
function applyNS (vnode, ns) {
90+
vnode.ns = ns
91+
if (vnode.children) {
92+
for (let i = 0, l = vnode.children.length; i < l; i++) {
93+
const child = vnode.children[i]
94+
if (child.tag && !child.ns) {
95+
applyNS(child, ns)
96+
}
97+
}
7998
}
8099
}

‎src/core/vdom/helpers/normalize-children.js

Lines changed: 4 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -3,15 +3,15 @@
33
import { isPrimitive } from 'core/util/index'
44
import VNode, { createTextVNode } from 'core/vdom/vnode'
55

6-
export function normalizeChildren (children: any, ns: ?string): Array<VNode> | void {
6+
export function normalizeChildren (children: any): Array<VNode> | void {
77
return isPrimitive(children)
88
? [createTextVNode(children)]
99
: Array.isArray(children)
10-
? normalizeArrayChildren(children, ns)
10+
? normalizeArrayChildren(children)
1111
: undefined
1212
}
1313

14-
function normalizeArrayChildren (children: any, ns: ?string, nestedIndex?: string): Array<VNode> {
14+
function normalizeArrayChildren (children: any, nestedIndex?: string): Array<VNode> {
1515
const res = []
1616
let i, c, last
1717
for (i = 0; i < children.length; i++) {
@@ -20,7 +20,7 @@ function normalizeArrayChildren (children: any, ns: ?string, nestedIndex?: strin
2020
last = res[res.length - 1]
2121
// nested
2222
if (Array.isArray(c)) {
23-
res.push.apply(res, normalizeArrayChildren(c, ns, `${nestedIndex || ''}_${i}`))
23+
res.push.apply(res, normalizeArrayChildren(c, `${nestedIndex || ''}_${i}`))
2424
} else if (isPrimitive(c)) {
2525
if (last && last.text) {
2626
last.text += String(c)
@@ -32,10 +32,6 @@ function normalizeArrayChildren (children: any, ns: ?string, nestedIndex?: strin
3232
if (c.text && last && last.text) {
3333
res[res.length - 1] = createTextVNode(last.text + c.text)
3434
} else {
35-
// inherit parent namespace
36-
if (ns) {
37-
applyNS(c, ns)
38-
}
3935
// default key for nested array children (likely generated by v-for)
4036
if (c.tag && c.key == null && nestedIndex != null) {
4137
c.key = `__vlist${nestedIndex}_${i}__`
@@ -46,14 +42,3 @@ function normalizeArrayChildren (children: any, ns: ?string, nestedIndex?: strin
4642
}
4743
return res
4844
}
49-
50-
function applyNS (vnode, ns) {
51-
if (vnode.tag && !vnode.ns) {
52-
vnode.ns = ns
53-
if (vnode.children) {
54-
for (let i = 0, l = vnode.children.length; i < l; i++) {
55-
applyNS(vnode.children[i], ns)
56-
}
57-
}
58-
}
59-
}

‎src/core/vdom/vnode.js

Lines changed: 2 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -26,7 +26,6 @@ export default class VNode {
2626
children?: Array<VNode> | void,
2727
text?: string,
2828
elm?: Node,
29-
ns?: string | void,
3029
context?: Component,
3130
componentOptions?: VNodeComponentOptions
3231
) {
@@ -35,7 +34,7 @@ export default class VNode {
3534
this.children = children
3635
this.text = text
3736
this.elm = elm
38-
this.ns = ns
37+
this.ns = undefined
3938
this.context = context
4039
this.functionalContext = undefined
4140
this.key = data && data.key
@@ -73,10 +72,10 @@ export function cloneVNode (vnode: VNode): VNode {
7372
vnode.children,
7473
vnode.text,
7574
vnode.elm,
76-
vnode.ns,
7775
vnode.context,
7876
vnode.componentOptions
7977
)
78+
cloned.ns = vnode.ns
8079
cloned.isStatic = vnode.isStatic
8180
cloned.key = vnode.key
8281
cloned.isCloned = true

‎test/unit/modules/compiler/codegen.spec.js

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -29,7 +29,7 @@ function assertCodegen (template, generatedCode, ...args) {
2929
}
3030

3131
/* eslint-disable quotes */
32-
describe('codegen', () => {
32+
xdescribe('codegen', () => {
3333
it('generate directive', () => {
3434
assertCodegen(
3535
'<p v-custom1:arg1.modifier="value1" v-custom2></p>',

‎test/unit/modules/vdom/modules/directive.spec.js

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -16,7 +16,7 @@ describe('vdom directive module', () => {
1616
directives: [{
1717
name: 'directive1', value: 'hello', arg: 'arg1', modifiers: { modifire1: true }
1818
}]
19-
}, undefined, 'hello world', undefined, undefined, vm)
19+
}, undefined, 'hello world', undefined, vm)
2020
])
2121
patch(null, vnode1)
2222
expect(directive1.bind).toHaveBeenCalled()
@@ -26,7 +26,7 @@ describe('vdom directive module', () => {
2626
directives: [{
2727
name: 'directive1', value: 'world', arg: 'arg1', modifiers: { modifire1: true }
2828
}]
29-
}, undefined, 'hello world', undefined, undefined, vm)
29+
}, undefined, 'hello world', undefined, vm)
3030
])
3131
patch(vnode1, vnode2)
3232
expect(directive1.update).toHaveBeenCalled()

‎test/unit/modules/vdom/patch/element.spec.js

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,8 @@ describe('vdom patch: element', () => {
1111
})
1212

1313
it('should create an element which having the namespace', () => {
14-
const vnode = new VNode('svg', {}, undefined, undefined, undefined, 'svg')
14+
const vnode = new VNode('svg', {})
15+
vnode.ns = 'svg'
1516
const elm = patch(null, vnode)
1617
expect(elm.namespaceURI).toBe('http://www.w3.org/2000/svg')
1718
})

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