Merge pull request #3056 from code-yeongyu/fix/p2-12-notification-template-consolidation

Consolidate background task notification template
This commit is contained in:
YeonGyu-Kim
2026-04-03 18:03:36 +09:00
committed by GitHub
3 changed files with 153 additions and 56 deletions
@@ -0,0 +1,130 @@
import { describe, expect, test } from "bun:test"
import { buildBackgroundTaskNotificationText } from "./background-task-notification-template"
describe("buildBackgroundTaskNotificationText", () => {
describe("#given one task still running after a completed task notification", () => {
test("#when building the partial notification #then it preserves the existing completed-task format", () => {
// given
const notification = buildBackgroundTaskNotificationText({
task: {
id: "task-1",
description: "Index repo",
status: "completed",
},
duration: "42s",
statusText: "COMPLETED",
allComplete: false,
remainingCount: 1,
completedTasks: [],
})
// when
const expectedNotification = `<system-reminder>
[BACKGROUND TASK COMPLETED]
**ID:** \`task-1\`
**Description:** Index repo
**Duration:** 42s
**1 task still in progress.** You WILL be notified when ALL complete.
Do NOT poll - continue productive work.
Use \`background_output(task_id="task-1")\` to retrieve this result when ready.
</system-reminder>`
// then
expect(notification).toBe(expectedNotification)
})
})
describe("#given one task still running after a failed task notification", () => {
test("#when building the partial notification #then it preserves the existing failure format", () => {
// given
const notification = buildBackgroundTaskNotificationText({
task: {
id: "task-2",
description: "Summarize logs",
status: "error",
error: "Timed out",
},
duration: "3m 4s",
statusText: "ERROR",
allComplete: false,
remainingCount: 2,
completedTasks: [],
})
// when
const expectedNotification = `<system-reminder>
[BACKGROUND TASK ERROR]
**ID:** \`task-2\`
**Description:** Summarize logs
**Duration:** 3m 4s
**Error:** Timed out
**2 tasks still in progress.** You WILL be notified when ALL complete.
**ACTION REQUIRED:** This task failed. Check the error and decide whether to retry, cancel remaining tasks, or continue.
Use \`background_output(task_id="task-2")\` to retrieve this result when ready.
</system-reminder>`
// then
expect(notification).toBe(expectedNotification)
})
})
describe("#given all sibling tasks completed with mixed outcomes", () => {
test("#when building the final notification #then it preserves the existing summary format", () => {
// given
const notification = buildBackgroundTaskNotificationText({
task: {
id: "task-3",
description: "Fallback task",
status: "error",
error: "Denied",
},
duration: "10s",
statusText: "ERROR",
allComplete: true,
remainingCount: 0,
completedTasks: [
{
id: "task-1",
description: "Index repo",
status: "completed",
},
{
id: "task-2",
description: "Summarize logs",
status: "cancelled",
error: "User aborted",
},
{
id: "task-3",
description: "Fallback task",
status: "error",
error: "Denied",
},
],
})
// when
const expectedNotification = `<system-reminder>
[ALL BACKGROUND TASKS FINISHED - 2 FAILED]
**Completed:**
- \`task-1\`: Index repo
**Failed:**
- \`task-2\`: Summarize logs [CANCELLED] - User aborted
- \`task-3\`: Fallback task [ERROR] - Denied
Use \`background_output(task_id="<id>")\` to retrieve each result.
**ACTION REQUIRED:** 2 task(s) failed. Check errors above and decide whether to retry or proceed.
</system-reminder>`
// then
expect(notification).toBe(expectedNotification)
})
})
})
@@ -1,14 +1,21 @@
import type { BackgroundTask } from "./types"
import type { BackgroundTaskStatus } from "./types"
export type BackgroundTaskNotificationStatus = "COMPLETED" | "CANCELLED" | "INTERRUPTED" | "ERROR"
export interface BackgroundTaskNotificationTask {
id: string
description: string
status: BackgroundTaskStatus
error?: string
}
export function buildBackgroundTaskNotificationText(input: {
task: BackgroundTask
task: BackgroundTaskNotificationTask
duration: string
statusText: BackgroundTaskNotificationStatus
allComplete: boolean
remainingCount: number
completedTasks: BackgroundTask[]
completedTasks: BackgroundTaskNotificationTask[]
}): string {
const { task, duration, statusText, allComplete, remainingCount, completedTasks } = input
@@ -50,14 +57,12 @@ Use \`background_output(task_id="<id>")\` to retrieve each result.${hasFailures
</system-reminder>`
}
const agentInfo = task.category ? `${task.agent} (${task.category})` : task.agent
const isFailure = statusText !== "COMPLETED"
return `<system-reminder>
[BACKGROUND TASK ${statusText}]
**ID:** \`${task.id}\`
**Description:** ${task.description}
**Agent:** ${agentInfo}
**Duration:** ${duration}${errorInfo}
**${remainingCount} task${remainingCount === 1 ? "" : "s"} still in progress.** You WILL be notified when ALL complete.
+13 -51
View File
@@ -34,6 +34,10 @@ import {
import { subagentSessions } from "../claude-code-session-state"
import { getTaskToastManager } from "../task-toast-manager"
import { formatDuration } from "./duration-formatter"
import {
buildBackgroundTaskNotificationText,
type BackgroundTaskNotificationTask,
} from "./background-task-notification-template"
import {
isAbortedSessionError,
extractErrorName,
@@ -151,7 +155,7 @@ export class BackgroundManager {
private queuesByKey: Map<string, QueueItem[]> = new Map()
private processingKeys: Set<string> = new Set()
private completionTimers: Map<string, ReturnType<typeof setTimeout>> = new Map()
private completedTaskSummaries: Map<string, Array<{id: string, description: string, status: string, error?: string}>> = new Map()
private completedTaskSummaries: Map<string, BackgroundTaskNotificationTask[]> = new Map()
private idleDeferralTimers: Map<string, ReturnType<typeof setTimeout>> = new Map()
private notificationQueueByParent: Map<string, Promise<void>> = new Map()
private rootDescendantCounts: Map<string, number>
@@ -1632,56 +1636,14 @@ export class BackgroundManager {
: task.status === "error"
? "ERROR"
: "CANCELLED"
const errorInfo = task.error ? `\n**Error:** ${task.error}` : ""
let notification: string
if (allComplete) {
const succeededTasks = completedTasks.filter(t => t.status === "completed")
const failedTasks = completedTasks.filter(t => t.status !== "completed")
const succeededText = succeededTasks.length > 0
? succeededTasks.map(t => `- \`${t.id}\`: ${t.description}`).join("\n")
: ""
const failedText = failedTasks.length > 0
? failedTasks.map(t => `- \`${t.id}\`: ${t.description} [${t.status.toUpperCase()}]${t.error ? ` - ${t.error}` : ""}`).join("\n")
: ""
const hasFailures = failedTasks.length > 0
const header = hasFailures
? `[ALL BACKGROUND TASKS FINISHED - ${failedTasks.length} FAILED]`
: "[ALL BACKGROUND TASKS COMPLETE]"
let body = ""
if (succeededText) {
body += `**Completed:**\n${succeededText}\n`
}
if (failedText) {
body += `\n**Failed:**\n${failedText}\n`
}
if (!body) {
body = `- \`${task.id}\`: ${task.description} [${task.status.toUpperCase()}]${task.error ? ` - ${task.error}` : ""}\n`
}
notification = `<system-reminder>
${header}
${body.trim()}
Use \`background_output(task_id="<id>")\` to retrieve each result.${hasFailures ? `\n\n**ACTION REQUIRED:** ${failedTasks.length} task(s) failed. Check errors above and decide whether to retry or proceed.` : ""}
</system-reminder>`
} else {
notification = `<system-reminder>
[BACKGROUND TASK ${statusText}]
**ID:** \`${task.id}\`
**Description:** ${task.description}
**Duration:** ${duration}${errorInfo}
**${remainingCount} task${remainingCount === 1 ? "" : "s"} still in progress.** You WILL be notified when ALL complete.
${statusText === "COMPLETED" ? "Do NOT poll - continue productive work." : "**ACTION REQUIRED:** This task failed. Check the error and decide whether to retry, cancel remaining tasks, or continue."}
Use \`background_output(task_id="${task.id}")\` to retrieve this result when ready.
</system-reminder>`
}
const notification = buildBackgroundTaskNotificationText({
task,
duration,
statusText,
allComplete,
remainingCount,
completedTasks,
})
let agent: string | undefined = task.parentAgent
let model: { providerID: string; modelID: string } | undefined