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refactor(runtime): collapse speculative portability layers

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Remove the one-consumer bounded-read primitive and shared terminal lifecycle controller, make terminal cleanup one awaited provider operation, and reuse one Code Runtime contract suite. Keep only reproduced cancellation and policy fixes; defer unproven replacement, prompt-attribution, and streaming-frame concerns to scoped markers.
This commit is contained in:
Tianyi Cui
2026-07-29 18:26:21 +08:00
parent 4fecc54998
commit c1d550de58
65 changed files with 1265 additions and 948 deletions
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16
packages/subprocess/subprocess-local/src/index.ts
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@@ -59,12 +59,7 @@ export class LocalSubprocessService extends SubprocessService {
pending.push(handle.done.catch(() => {}).then(() => handle.waitForExit()))
}
for (const terminal of this.terminals) {
terminal.terminate()
// Cleanup may reject before the top-level process exits (for example,
// an identity-fenced descendant survives escalation). Await the cleanup
// transaction directly so disposal reports that failure rather than
// waiting forever on `done`.
pending.push(terminal.waitForExit().then(() => { this.terminals.delete(terminal) }))
pending.push(terminal.terminate().then(() => { this.terminals.delete(terminal) }))
}
this.live.clear()
const outcomes = [
@@ -136,11 +131,6 @@ export class LocalSubprocessService extends SubprocessService {
if (file === undefined || file.length === 0) {
throw new Error('subprocess-local: terminal argv must contain a program')
}
for (const [name, value] of [['rows', spec.rows], ['cols', spec.cols], ['graceMs', spec.graceMs]] as const) {
if (!Number.isSafeInteger(value) || value <= 0) {
throw new Error(`subprocess-local: terminal ${name} must be a positive safe integer`)
}
}
spec.signal?.throwIfAborted()
const options: IPtyForkOptions = {
name: 'dumb',
@@ -151,10 +141,10 @@ export class LocalSubprocessService extends SubprocessService {
}
const inspector = this.terminalInspector ?? createProcessInspector()
const terminal = nodePty.spawn(file, [...spec.argv.slice(1)], options)
const handle = new LocalTerminalHandle(terminal, inspector, spec.graceMs, spec.signal)
const handle = new LocalTerminalHandle(terminal, inspector, spec.graceMs)
this.terminals.add(handle)
const release = async (): Promise<void> => {
await handle.waitForExit()
await handle.terminate()
this.terminals.delete(handle)
}
void handle.done.then(release, release).catch(() => {})