forked from Fediversity/fediversity.eu
54 lines
2.6 KiB
TypeScript
54 lines
2.6 KiB
TypeScript
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/// <reference types="node" />
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/// <reference types="node" />
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import { ChildProcess, SpawnOptions } from 'child_process';
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/**
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* The signature for the cleanup method.
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*
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* Arguments indicate the exit status of the child process.
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*
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* If a Promise is returned, then the process is not terminated
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* until it resolves, and the resolution value is treated as the
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* exit status (if a number) or signal exit (if a signal string).
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*
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* If `undefined` is returned, then no change is made, and the parent
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* exits in the same way that the child exited.
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*
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* If boolean `false` is returned, then the parent's exit is canceled.
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*
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* If a number is returned, then the parent process exits with the number
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* as its exitCode.
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*
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* If a signal string is returned, then the parent process is killed with
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* the same signal that caused the child to exit.
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*/
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export type Cleanup = (code: number | null, signal: null | NodeJS.Signals) => void | undefined | number | NodeJS.Signals | false | Promise<void | undefined | number | NodeJS.Signals | false>;
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export type FgArgs = [program: string | string[], cleanup?: Cleanup] | [program: string[], opts?: SpawnOptions, cleanup?: Cleanup] | [program: string, cleanup?: Cleanup] | [program: string, opts?: SpawnOptions, cleanup?: Cleanup] | [program: string, args?: string[], cleanup?: Cleanup] | [
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program: string,
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args?: string[],
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opts?: SpawnOptions,
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cleanup?: Cleanup
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];
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/**
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* Normalizes the arguments passed to `foregroundChild`.
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*
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* Exposed for testing.
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*
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* @internal
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*/
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export declare const normalizeFgArgs: (fgArgs: FgArgs) => [program: string, args: string[], spawnOpts: SpawnOptions, cleanup: Cleanup];
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/**
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* Spawn the specified program as a "foreground" process, or at least as
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* close as is possible given node's lack of exec-without-fork.
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*
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* Cleanup method may be used to modify or ignore the result of the child's
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* exit code or signal. If cleanup returns undefined (or a Promise that
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* resolves to undefined), then the parent will exit in the same way that
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* the child did.
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*
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* Return boolean `false` to prevent the parent's exit entirely.
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*/
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export declare function foregroundChild(cmd: string | string[], cleanup?: Cleanup): ChildProcess;
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export declare function foregroundChild(program: string, args?: string[], cleanup?: Cleanup): ChildProcess;
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export declare function foregroundChild(program: string, spawnOpts?: SpawnOptions, cleanup?: Cleanup): ChildProcess;
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export declare function foregroundChild(program: string, args?: string[], spawnOpts?: SpawnOptions, cleanup?: Cleanup): ChildProcess;
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//# sourceMappingURL=index.d.ts.map
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