137 lines
3.6 KiB
TypeScript
137 lines
3.6 KiB
TypeScript
import {Options as LocatePathOptions} from 'locate-path';
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declare const stop: unique symbol;
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declare namespace findUp {
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interface Options extends LocatePathOptions {}
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type StopSymbol = typeof stop;
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type Match = string | StopSymbol | undefined;
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}
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declare const findUp: {
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/**
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Find a file or directory by walking up parent directories.
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@param name - Name of the file or directory to find. Can be multiple.
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@returns The first path found (by respecting the order of `name`s) or `undefined` if none could be found.
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@example
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```
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// /
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// └── Users
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// └── sindresorhus
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// ├── unicorn.png
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// └── foo
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// └── bar
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// ├── baz
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// └── example.js
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// example.js
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import findUp = require('find-up');
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(async () => {
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console.log(await findUp('unicorn.png'));
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//=> '/Users/sindresorhus/unicorn.png'
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console.log(await findUp(['rainbow.png', 'unicorn.png']));
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//=> '/Users/sindresorhus/unicorn.png'
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})();
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```
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*/
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(name: string | string[], options?: findUp.Options): Promise<string | undefined>;
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/**
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Find a file or directory by walking up parent directories.
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@param matcher - Called for each directory in the search. Return a path or `findUp.stop` to stop the search.
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@returns The first path found or `undefined` if none could be found.
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@example
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```
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import path = require('path');
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import findUp = require('find-up');
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(async () => {
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console.log(await findUp(async directory => {
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const hasUnicorns = await findUp.exists(path.join(directory, 'unicorn.png'));
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return hasUnicorns && directory;
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}, {type: 'directory'}));
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//=> '/Users/sindresorhus'
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})();
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```
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*/
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(matcher: (directory: string) => (findUp.Match | Promise<findUp.Match>), options?: findUp.Options): Promise<string | undefined>;
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sync: {
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/**
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Synchronously find a file or directory by walking up parent directories.
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@param name - Name of the file or directory to find. Can be multiple.
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@returns The first path found (by respecting the order of `name`s) or `undefined` if none could be found.
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*/
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(name: string | string[], options?: findUp.Options): string | undefined;
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/**
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Synchronously find a file or directory by walking up parent directories.
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@param matcher - Called for each directory in the search. Return a path or `findUp.stop` to stop the search.
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@returns The first path found or `undefined` if none could be found.
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@example
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```
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import path = require('path');
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import findUp = require('find-up');
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console.log(findUp.sync(directory => {
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const hasUnicorns = findUp.sync.exists(path.join(directory, 'unicorn.png'));
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return hasUnicorns && directory;
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}, {type: 'directory'}));
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//=> '/Users/sindresorhus'
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```
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*/
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(matcher: (directory: string) => findUp.Match, options?: findUp.Options): string | undefined;
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/**
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Synchronously check if a path exists.
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@param path - Path to the file or directory.
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@returns Whether the path exists.
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@example
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```
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import findUp = require('find-up');
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console.log(findUp.sync.exists('/Users/sindresorhus/unicorn.png'));
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//=> true
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```
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*/
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exists(path: string): boolean;
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}
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/**
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Check if a path exists.
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@param path - Path to a file or directory.
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@returns Whether the path exists.
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@example
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```
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import findUp = require('find-up');
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(async () => {
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console.log(await findUp.exists('/Users/sindresorhus/unicorn.png'));
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//=> true
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})();
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```
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*/
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exists(path: string): Promise<boolean>;
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/**
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Return this in a `matcher` function to stop the search and force `findUp` to immediately return `undefined`.
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*/
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readonly stop: findUp.StopSymbol;
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};
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export = findUp;
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