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Refactor DOMProperty and CSSProperty #26513

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Mar 30, 2023
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12 changes: 3 additions & 9 deletions packages/react-dom-bindings/src/client/CSSPropertyOperations.js
Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@ import {shorthandToLonghand} from './CSSShorthandProperty';

import hyphenateStyleName from '../shared/hyphenateStyleName';
import warnValidStyle from '../shared/warnValidStyle';
import {isUnitlessNumber} from '../shared/CSSProperty';
import isUnitlessNumber from '../shared/isUnitlessNumber';
import {checkCSSPropertyStringCoercion} from 'shared/CheckStringCoercion';

/**
Expand Down Expand Up @@ -42,10 +42,7 @@ export function createDangerousStringForStyles(styles) {
if (
typeof value === 'number' &&
value !== 0 &&
!(
isUnitlessNumber.hasOwnProperty(styleName) &&
isUnitlessNumber[styleName]
)
!isUnitlessNumber(styleName)
) {
serialized +=
delimiter + hyphenateStyleName(styleName) + ':' + value + 'px';
Expand Down Expand Up @@ -101,10 +98,7 @@ export function setValueForStyles(node, styles) {
} else if (
typeof value === 'number' &&
value !== 0 &&
!(
isUnitlessNumber.hasOwnProperty(styleName) &&
isUnitlessNumber[styleName]
)
!isUnitlessNumber(styleName)
) {
style[styleName] = value + 'px'; // Presumes implicit 'px' suffix for unitless numbers
} else {
Expand Down
236 changes: 108 additions & 128 deletions packages/react-dom-bindings/src/client/DOMPropertyOperations.js
Original file line number Diff line number Diff line change
Expand Up @@ -8,13 +8,13 @@
*/

import {
getPropertyInfo,
isAttributeNameSafe,
BOOLEAN,
OVERLOADED_BOOLEAN,
NUMERIC,
POSITIVE_NUMERIC,
} from '../shared/DOMProperty';

import isAttributeNameSafe from '../shared/isAttributeNameSafe';
import sanitizeURL from '../shared/sanitizeURL';
import {
enableTrustedTypesIntegration,
Expand All @@ -38,11 +38,6 @@ export function getValueForProperty(
propertyInfo: PropertyInfo,
): mixed {
if (__DEV__) {
if (propertyInfo.mustUseProperty) {
const {propertyName} = propertyInfo;
return (node: any)[propertyName];
}

const attributeName = propertyInfo.attributeName;

if (!node.hasAttribute(attributeName)) {
Expand Down Expand Up @@ -287,152 +282,137 @@ export function getValueForAttributeOnCustomComponent(
* @param {string} name
* @param {*} value
*/
export function setValueForProperty(node: Element, name: string, value: mixed) {
if (
// shouldIgnoreAttribute
// We have already filtered out reserved words.
name.length > 2 &&
(name[0] === 'o' || name[0] === 'O') &&
(name[1] === 'n' || name[1] === 'N')
) {
export function setValueForProperty(
node: Element,
propertyInfo: PropertyInfo,
value: mixed,
) {
const attributeName = propertyInfo.attributeName;

if (value === null) {
node.removeAttribute(attributeName);
return;
}

const propertyInfo = getPropertyInfo(name);
if (propertyInfo !== null) {
if (propertyInfo.mustUseProperty) {
// We assume mustUseProperty are of BOOLEAN type because that's the only way we use it
// right now.
(node: any)[propertyInfo.propertyName] =
value && typeof value !== 'function' && typeof value !== 'symbol';
// shouldRemoveAttribute
switch (typeof value) {
case 'undefined':
case 'function':
case 'symbol': // eslint-disable-line
node.removeAttribute(attributeName);
return;
case 'boolean': {
if (!propertyInfo.acceptsBooleans) {
node.removeAttribute(attributeName);
return;
}
}

// The rest are treated as attributes with special cases.

const attributeName = propertyInfo.attributeName;

if (value === null) {
}
if (enableFilterEmptyStringAttributesDOM) {
if (propertyInfo.removeEmptyString && value === '') {
if (__DEV__) {
if (attributeName === 'src') {
console.error(
'An empty string ("") was passed to the %s attribute. ' +
'This may cause the browser to download the whole page again over the network. ' +
'To fix this, either do not render the element at all ' +
'or pass null to %s instead of an empty string.',
attributeName,
attributeName,
);
} else {
console.error(
'An empty string ("") was passed to the %s attribute. ' +
'To fix this, either do not render the element at all ' +
'or pass null to %s instead of an empty string.',
attributeName,
attributeName,
);
}
}
node.removeAttribute(attributeName);
return;
}
}

// shouldRemoveAttribute
switch (typeof value) {
case 'undefined':
case 'function':
case 'symbol': // eslint-disable-line
switch (propertyInfo.type) {
case BOOLEAN:
if (value) {
node.setAttribute(attributeName, '');
} else {
node.removeAttribute(attributeName);
return;
case 'boolean': {
if (!propertyInfo.acceptsBooleans) {
node.removeAttribute(attributeName);
return;
}
break;
case OVERLOADED_BOOLEAN:
if (value === true) {
node.setAttribute(attributeName, '');
} else if (value === false) {
node.removeAttribute(attributeName);
} else {
if (__DEV__) {
checkAttributeStringCoercion(value, attributeName);
}
node.setAttribute(attributeName, (value: any));
}
}
if (enableFilterEmptyStringAttributesDOM) {
if (propertyInfo.removeEmptyString && value === '') {
return;
case NUMERIC:
if (!isNaN(value)) {
if (__DEV__) {
if (name === 'src') {
console.error(
'An empty string ("") was passed to the %s attribute. ' +
'This may cause the browser to download the whole page again over the network. ' +
'To fix this, either do not render the element at all ' +
'or pass null to %s instead of an empty string.',
name,
name,
);
} else {
console.error(
'An empty string ("") was passed to the %s attribute. ' +
'To fix this, either do not render the element at all ' +
'or pass null to %s instead of an empty string.',
name,
name,
);
}
checkAttributeStringCoercion(value, attributeName);
}
node.setAttribute(attributeName, (value: any));
} else {
node.removeAttribute(attributeName);
return;
}
}

switch (propertyInfo.type) {
case BOOLEAN:
if (value) {
node.setAttribute(attributeName, '');
} else {
node.removeAttribute(attributeName);
return;
}
break;
case OVERLOADED_BOOLEAN:
if (value === true) {
node.setAttribute(attributeName, '');
} else if (value === false) {
node.removeAttribute(attributeName);
} else {
if (__DEV__) {
checkAttributeStringCoercion(value, attributeName);
}
node.setAttribute(attributeName, (value: any));
}
return;
case NUMERIC:
if (!isNaN(value)) {
if (__DEV__) {
checkAttributeStringCoercion(value, attributeName);
}
node.setAttribute(attributeName, (value: any));
} else {
node.removeAttribute(attributeName);
}
break;
case POSITIVE_NUMERIC:
if (!isNaN(value) && (value: any) >= 1) {
if (__DEV__) {
checkAttributeStringCoercion(value, attributeName);
}
node.setAttribute(attributeName, (value: any));
} else {
node.removeAttribute(attributeName);
}
break;
default: {
break;
case POSITIVE_NUMERIC:
if (!isNaN(value) && (value: any) >= 1) {
if (__DEV__) {
checkAttributeStringCoercion(value, attributeName);
}
let attributeValue;
// `setAttribute` with objects becomes only `[object]` in IE8/9,
// ('' + value) makes it output the correct toString()-value.
if (enableTrustedTypesIntegration) {
if (propertyInfo.sanitizeURL) {
attributeValue = (sanitizeURL(value): any);
} else {
attributeValue = (value: any);
}
node.setAttribute(attributeName, (value: any));
} else {
node.removeAttribute(attributeName);
}
break;
default: {
if (__DEV__) {
checkAttributeStringCoercion(value, attributeName);
}
let attributeValue;
// `setAttribute` with objects becomes only `[object]` in IE8/9,
// ('' + value) makes it output the correct toString()-value.
if (enableTrustedTypesIntegration) {
if (propertyInfo.sanitizeURL) {
attributeValue = (sanitizeURL(value): any);
} else {
// We have already verified this above.
// eslint-disable-next-line react-internal/safe-string-coercion
attributeValue = '' + (value: any);
if (propertyInfo.sanitizeURL) {
attributeValue = sanitizeURL(attributeValue);
}
attributeValue = (value: any);
}
const attributeNamespace = propertyInfo.attributeNamespace;
if (attributeNamespace) {
node.setAttributeNS(
attributeNamespace,
attributeName,
attributeValue,
);
} else {
node.setAttribute(attributeName, attributeValue);
} else {
// We have already verified this above.
// eslint-disable-next-line react-internal/safe-string-coercion
attributeValue = '' + (value: any);
if (propertyInfo.sanitizeURL) {
attributeValue = sanitizeURL(attributeValue);
}
}
const attributeNamespace = propertyInfo.attributeNamespace;
if (attributeNamespace) {
node.setAttributeNS(attributeNamespace, attributeName, attributeValue);
} else {
node.setAttribute(attributeName, attributeValue);
}
}
} else if (isAttributeNameSafe(name)) {
}
}

export function setValueForAttribute(
node: Element,
name: string,
value: mixed,
) {
if (isAttributeNameSafe(name)) {
// If the prop isn't in the special list, treat it as a simple attribute.
// shouldRemoveAttribute
if (value === null) {
Expand Down
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