39 lines
2.2 KiB
TypeScript
39 lines
2.2 KiB
TypeScript
/** Select source or built bootstrap assets in the mounted execution world. */
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import { dirname, resolve } from 'node:path'
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import { fileURLToPath, pathToFileURL } from 'node:url'
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import type { FileSystem } from '@deepseek-ai/dsh-fs'
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/** Deployment-owned Node executable and optional preinstalled built bootstrap. */
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export interface LaunchConfig {
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/** Executable in the subprocess world; defaults to the current Node executable. */
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nodeExecutable?: string
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/** Absolute preinstalled built bootstrap in the execution world. */
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bootstrapPath?: string
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}
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/**
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* Select explicit arguments without inheriting host loader or inspector flags.
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* @param fs - Filesystem mapping host bootstrap assets into the process world.
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* @param config - Optional preinstalled built bootstrap.
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* @param maxMessageBytes - Validated frame and queued-write limit.
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* @returns Arguments following the resolved Node executable.
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*/
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export function bootstrapArgs(fs: FileSystem, config: LaunchConfig, maxMessageBytes: number): string[] {
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if (config.bootstrapPath !== undefined) return [config.bootstrapPath, String(maxMessageBytes)]
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if ('pkg' in process) return [String(maxMessageBytes)]
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const mapped = (path: string): string => {
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const result = fs.processPathFromHostPath(path)
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if (result === undefined) throw new Error(`code runtime bootstrap is unavailable in the subprocess execution world: ${path}`)
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return result
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}
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/* v8 ignore next 3 -- built-lib.e2e.ts executes the bundled provider and sibling process.js under plain Node. */
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if (!new URL(import.meta.url).pathname.endsWith('.ts')) {
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return [mapped(fileURLToPath(new URL('./process.js', import.meta.url))), String(maxMessageBytes)]
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}
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const entry = mapped(fileURLToPath(new URL('./process.ts', import.meta.url)))
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const subprocess = dirname(fileURLToPath(import.meta.resolve('@deepseek-ai/dsh-subprocess/package.json')))
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const helper = mapped(resolve(subprocess, 'src/control.ts'))
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const source = `const {openInheritedControlChannel}=await import(${JSON.stringify(pathToFileURL(helper).href)});const {runNodeMain}=await import(${JSON.stringify(pathToFileURL(entry).href)});await runNodeMain(openInheritedControlChannel(),${maxMessageBytes},process);`
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return ['--input-type=module', '--eval', source]
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}
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