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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | 46x 11x 10x 10x 10x 10x 10x 10x 13x 13x 13x 13x 13x 13x 1x 13x 13x 13x 10x 10x 10x | import { cloneElement, isValidElement, ReactNode } from "react";
type Replacements = ReactNode[] | string[] | Record<string, ReactNode | string>;
export function templateReplace(
template: string,
replacements: Replacements
): string | ReactNode[] {
const pattern = /\{(\w+)\}/g;
const result: ReactNode[] = [];
let lastSubstrIndex = 0;
let match: RegExpExecArray | null = null;
let isReact = false;
while ((match = pattern.exec(template))) {
const [matchStr, key] = match;
const index = match.index;
const substring = template.substring(lastSubstrIndex, index);
let el: ReactNode | string;
if (Array.isArray(replacements)) {
el = replacements[Number(key)];
} else E{
el = replacements[key];
}
if (!el && el !== "" && el !== 0) {
el = matchStr;
}
Iif (isValidElement(el)) {
isReact = true;
el = cloneElement(el, { key });
}
result.push(substring, el);
lastSubstrIndex = index + matchStr.length;
}
const tail = template.substring(lastSubstrIndex);
result.push(tail);
return isReact ? result : result.join("");
}
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