Method isFile

Extension/src/Utility/System/assertions.ts:12–14

(fileName: string | undefined | Promise<string | undefined>)

// eslint-disable-next-line @typescript-eslint/naming-convention
export class asserts {
    static async isFile(fileName: string | undefined | Promise<string | undefined>): Promise<string> {
        return await filepath.isFile(fileName) || fail(new Error(`File ${fileName} is not a file`));
    }

    static async isExecutable(filename: string | undefined | Promise<string | undefined>): Promise<string> {
        const { fullPath, isFile, isExecutable } = await filepath.info(filename) || fail(new Error(`Path ${filename} does not exist`));