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perf: memoize some values

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rusconn
2024-09-22 19:09:10 +09:00
parent 3fd29b6ccb
commit f053bd40eb
3 changed files with 9 additions and 9 deletions
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4
app/formatters/json/page.tsx
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@@ -1,6 +1,6 @@
"use client";
import { useCallback, useState } from "react";
import { useCallback, useMemo, useState } from "react";
import { toolGroups } from "@/config/tools";
import { safeJsonParse } from "@/lib/json";
@@ -25,7 +25,7 @@ export default function Page() {
const [indentation, setIndentation] = useState(indentations.two);
const [input, setInput] = useState('{\n"foo":"bar"\n}');
const parsed = safeJsonParse(input);
const parsed = useMemo(() => safeJsonParse(input), [input]);
const output = parsed.map(x => JSON.stringify(x, null, indentation)).unwrapOr("");
const clearInput = useCallback(() => setInput(""), []);