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chore(runtime-core): simplify block-tracking disabling in h function #13841

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merged 1 commit into from
Sep 3, 2025
Merged

chore(runtime-core): simplify block-tracking disabling in h function #13841

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48 changes: 22 additions & 26 deletions packages/runtime-core/src/h.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -202,35 +202,31 @@ export function h<P>(

// Actual implementation
export function h(type: any, propsOrChildren?: any, children?: any): VNode {
// #6913 disable tracking block in h function
const doCreateVNode = (type: any, props?: any, children?: any) => {
try {
// #6913 disable tracking block in h function
setBlockTracking(-1)
try {
return createVNode(type, props, children)
} finally {
setBlockTracking(1)
}
}

const l = arguments.length
if (l === 2) {
if (isObject(propsOrChildren) && !isArray(propsOrChildren)) {
// single vnode without props
if (isVNode(propsOrChildren)) {
return doCreateVNode(type, null, [propsOrChildren])
const l = arguments.length
if (l === 2) {
if (isObject(propsOrChildren) && !isArray(propsOrChildren)) {
// single vnode without props
if (isVNode(propsOrChildren)) {
return createVNode(type, null, [propsOrChildren])
}
// props without children
return createVNode(type, propsOrChildren)
} else {
// omit props
return createVNode(type, null, propsOrChildren)
}
// props without children
return doCreateVNode(type, propsOrChildren)
} else {
// omit props
return doCreateVNode(type, null, propsOrChildren)
}
} else {
if (l > 3) {
children = Array.prototype.slice.call(arguments, 2)
} else if (l === 3 && isVNode(children)) {
children = [children]
if (l > 3) {
children = Array.prototype.slice.call(arguments, 2)
} else if (l === 3 && isVNode(children)) {
children = [children]
}
return createVNode(type, propsOrChildren, children)
}
return doCreateVNode(type, propsOrChildren, children)
} finally {
setBlockTracking(1)
}
}
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