57 lines
1.7 KiB
TypeScript
57 lines
1.7 KiB
TypeScript
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import type { Terminal as XTerm } from "@xterm/xterm";
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import type { SerializeAddon } from "@xterm/addon-serialize";
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import {
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serializeTerminalForHibernate,
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type TerminalHibernateSnapshot,
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} from "../terminalHibernateRuntime.ts";
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export type TerminalCloseCaptureSource = "connection-log" | "hibernate-serialize" | "none";
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export type TerminalCloseCapturePayload = {
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data: string;
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source: TerminalCloseCaptureSource;
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};
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export function scheduleTerminalCloseTeardown(teardown: () => void): void {
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if (typeof queueMicrotask === "function") {
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queueMicrotask(teardown);
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return;
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}
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setTimeout(teardown, 0);
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}
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export function isTerminalCloseGenerationCurrent(
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closeGeneration: number,
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currentGeneration: number,
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): boolean {
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return closeGeneration === currentGeneration;
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}
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export function resolveConnectionLogCapturePayload(
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finalizeTerminalLogData: () => string,
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): TerminalCloseCapturePayload | null {
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const data = finalizeTerminalLogData();
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if (!data) return null;
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return { data, source: "connection-log" };
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}
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export function resolveHibernateSnapshotCapturePayload(
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snapshot: TerminalHibernateSnapshot,
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): TerminalCloseCapturePayload | null {
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const data = snapshot.snapshot
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|| snapshot.contextSnapshot
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|| [snapshot.scrollbackSnapshot, snapshot.viewportSnapshot].filter(Boolean).join("");
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if (!data) return null;
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return { data, source: "hibernate-serialize" };
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}
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export async function serializeTerminalCloseFallback(
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term: XTerm,
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serializeAddon: SerializeAddon,
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options: { preferWasm?: boolean; prepare?: () => Promise<void> } = {},
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): Promise<TerminalCloseCapturePayload | null> {
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const snapshot = await serializeTerminalForHibernate(term, serializeAddon, options);
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return resolveHibernateSnapshotCapturePayload(snapshot);
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}
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