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allow stuff like style to be easily specified using the old fashioned way

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This commit is contained in:
Hamcha 2024-10-12 23:29:48 +02:00
parent de82c0f0a5
commit f03c6475bc
Signed by: hamcha
GPG key ID: 1669C533B8CF6D89
1 changed files with 58 additions and 47 deletions
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25
makeDOM.ts
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@ -2,11 +2,13 @@
// Licensed under AGPL-3.0, check `LICENSE` for the full text.
type ElementProperties<T extends keyof HTMLElementTagNameMap> = {
[key in keyof HTMLElementTagNameMap[T]]: HTMLElementTagNameMap[T][key];
[key in keyof HTMLElementTagNameMap[T]]:
| HTMLElementTagNameMap[T][key]
| string;
} & {
[key in keyof HTMLElementEventMap as `@${key}`]: (
this: HTMLElement,
ev: HTMLElementEventMap[key]
ev: HTMLElementEventMap[key],
) => void;
};
@ -45,15 +47,24 @@ export function $el<T extends keyof HTMLElementTagNameMap>(
const attributes = desc[0];
if (typeof attributes === "object" && !(attributes instanceof Node)) {
for (const attr in attributes) {
const value = (attributes as Record<string, any>)[attr];
const value = (attributes as Record<string, unknown>)[attr];
if (attr.startsWith("@")) {
el.addEventListener(attr.substring(1), value);
el.addEventListener(
attr.substring(1),
value as EventListenerOrEventListenerObject,
);
} else if (attr === "dataset") {
for (const key in value) {
el.dataset[key] = value[key];
for (const key in value as Record<string, unknown>) {
el.dataset[key] = (value as Record<string, string>)[key];
}
} else {
el[attr as keyof HTMLElementTagNameMap[T]] = value;
// For some tricky attributes, set them the old fashioned way using strings
if (typeof value === "string") {
el.setAttribute(attr, value as string);
} else {
el[attr as keyof HTMLElementTagNameMap[T]] =
value as HTMLElementTagNameMap[T][keyof HTMLElementTagNameMap[T]];
}
}
}
desc.shift();