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11ffb1ba6f
* feat: basic implements * feat: add rtl * feat: reorganize types * test: add test cases for capitalize * test: improve coverage * chore: improve types * chore: update * chore: update
9 lines
223 B
TypeScript
9 lines
223 B
TypeScript
export default function capitalize<T extends string>(str: T): Capitalize<T> {
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if (typeof str !== 'string') {
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return str;
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}
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const ret = str.charAt(0).toUpperCase() + str.slice(1);
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return ret as Capitalize<T>;
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}
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