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Some byte improvements #4321

Merged
merged 7 commits into from
Mar 25, 2024
Merged

Some byte improvements #4321

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ed1da64
save bytes during event registration
JoviDeCroock Mar 23, 2024
27f9a1c
test performance improvement (does increase bytes)
JoviDeCroock Mar 23, 2024
1c83404
optimize undefined setting
JoviDeCroock Mar 23, 2024
324d27f
minor saving
JoviDeCroock Mar 23, 2024
341c937
undo perf to see byte impact
JoviDeCroock Mar 23, 2024
94ddcad
Merge branch 'main' into save-bytes
JoviDeCroock Mar 23, 2024
576dbb7
Merge branch 'main' into save-bytes
JoviDeCroock Mar 24, 2024
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7 changes: 3 additions & 4 deletions src/component.js
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Original file line number Diff line number Diff line change
Expand Up @@ -123,21 +123,20 @@ export function getDomSibling(vnode, childIndex) {
function renderComponent(component) {
let oldVNode = component._vnode,
oldDom = oldVNode._dom,
parentDom = component._parentDom,
commitQueue = [],
refQueue = [];

if (parentDom) {
if (component._parentDom) {
const newVNode = assign({}, oldVNode);
newVNode._original = oldVNode._original + 1;
if (options.vnode) options.vnode(newVNode);

diff(
parentDom,
component._parentDom,
newVNode,
oldVNode,
component._globalContext,
parentDom.ownerSVGElement !== undefined,
component._parentDom.ownerSVGElement !== undefined,
oldVNode._flags & MODE_HYDRATE ? [oldDom] : null,
commitQueue,
oldDom == null ? getDomSibling(oldVNode) : oldDom,
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5 changes: 2 additions & 3 deletions src/diff/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -579,7 +579,6 @@ export function unmount(vnode, parentVNode, skipRemove) {
}

r.base = r._parentDom = null;
vnode._component = undefined;
}

if ((r = vnode._children)) {
Expand All @@ -588,7 +587,7 @@ export function unmount(vnode, parentVNode, skipRemove) {
unmount(
r[i],
parentVNode,
skipRemove || typeof vnode.type !== 'function'
skipRemove || typeof vnode.type != 'function'
);
}
}
Expand All @@ -600,7 +599,7 @@ export function unmount(vnode, parentVNode, skipRemove) {

// Must be set to `undefined` to properly clean up `_nextDom`
// for which `null` is a valid value. See comment in `create-element.js`
vnode._parent = vnode._dom = vnode._nextDom = undefined;
vnode._component = vnode._parent = vnode._dom = vnode._nextDom = undefined;
}

/** The `.render()` method for a PFC backing instance. */
Expand Down
35 changes: 20 additions & 15 deletions src/diff/props.js
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Original file line number Diff line number Diff line change
Expand Up @@ -82,15 +82,20 @@ export function setProperty(dom, name, value, oldValue, isSvg) {
if (value) {
if (!oldValue) {
value._attached = eventClock;

const handler = useCapture ? eventProxyCapture : eventProxy;
dom.addEventListener(name, handler, useCapture);
dom.addEventListener(
name,
useCapture ? eventProxyCapture : eventProxy,
useCapture
);
} else {
value._attached = oldValue._attached;
}
} else {
const handler = useCapture ? eventProxyCapture : eventProxy;
dom.removeEventListener(name, handler, useCapture);
dom.removeEventListener(
name,
useCapture ? eventProxyCapture : eventProxy,
useCapture
);
}
} else {
if (isSvg) {
Expand All @@ -99,18 +104,18 @@ export function setProperty(dom, name, value, oldValue, isSvg) {
// - className --> class
name = name.replace(/xlink(H|:h)/, 'h').replace(/sName$/, 's');
} else if (
name !== 'width' &&
name !== 'height' &&
name !== 'href' &&
name !== 'list' &&
name !== 'form' &&
name != 'width' &&
name != 'height' &&
name != 'href' &&
name != 'list' &&
name != 'form' &&
// Default value in browsers is `-1` and an empty string is
// cast to `0` instead
name !== 'tabIndex' &&
name !== 'download' &&
name !== 'rowSpan' &&
name !== 'colSpan' &&
name !== 'role' &&
name != 'tabIndex' &&
name != 'download' &&
name != 'rowSpan' &&
name != 'colSpan' &&
name != 'role' &&
name in dom
) {
try {
Expand Down
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