41 lines
1.1 KiB
TypeScript
41 lines
1.1 KiB
TypeScript
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/**
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* Checks if the given code point can start an identifier.
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*
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* @param {number | undefined} code
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* Code point to check.
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* @returns {boolean}
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* Whether `code` can start an identifier.
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*/
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export function start(code: number | undefined): boolean;
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/**
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* Checks if the given code point can continue an identifier.
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*
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* @param {number | undefined} code
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* Code point to check.
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* @param {Options | null | undefined} [options]
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* Configuration (optional).
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* @returns {boolean}
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* Whether `code` can continue an identifier.
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*/
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export function cont(code: number | undefined, options?: Options | null | undefined): boolean;
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/**
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* Checks if the given value is a valid identifier name.
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*
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* @param {string} name
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* Identifier to check.
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* @param {Options | null | undefined} [options]
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* Configuration (optional).
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* @returns {boolean}
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* Whether `name` can be an identifier.
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*/
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export function name(name: string, options?: Options | null | undefined): boolean;
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/**
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* Configuration.
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*/
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export type Options = {
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/**
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* Support JSX identifiers (default: `false`).
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*/
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jsx?: boolean | null | undefined;
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};
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