surshar / claude-code

Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.

Built by Anthropic · github.com/anthropics

claude-code / scripts / auto-close-duplicates.ts

Boris ChernyExtract auto-close duplicates script to TypeScript with Bun b7116c7 · on Aug 8, 2025 History

183 lines · 5.1 KBRaw

1	#!/usr/bin/env bun
2
3	declare global {
4	var process: {
5	env: Record<string, string \| undefined>;
6	};
7	}
8
9	interface GitHubIssue {
10	number: number;
11	title: string;
12	user: { id: number };
13	}
14
15	interface GitHubComment {
16	id: number;
17	body: string;
18	created_at: string;
19	user: { type: string; id: number };
20	}
21
22	interface GitHubReaction {
23	user: { id: number };
24	content: string;
25	}
26
27	async function githubRequest<T>(endpoint: string, token: string): Promise<T> {
28	const response = await fetch(`https://api.github.com${endpoint}`, {
29	headers: {
30	Authorization: `Bearer ${token}`,
31	Accept: "application/vnd.github.v3+json",
32	"User-Agent": "auto-close-duplicates-script",
33	},
34	});
35
36	if (!response.ok) {
37	throw new Error(
38	`GitHub API request failed: ${response.status} ${response.statusText}`
39	);
40	}
41
42	return response.json();
43	}
44
45	async function autoCloseDuplicates(): Promise<void> {
46	console.log("[DEBUG] Starting auto-close duplicates script");
47
48	const token = process.env.GITHUB_TOKEN;
49	if (!token) {
50	throw new Error("GITHUB_TOKEN environment variable is required");
51	}
52	console.log("[DEBUG] GitHub token found");
53
54	const owner = process.env.GITHUB_REPOSITORY_OWNER \|\| "anthropics";
55	const repo = process.env.GITHUB_REPOSITORY_NAME \|\| "claude-code";
56	console.log(`[DEBUG] Repository: ${owner}/${repo}`);
57
58	const threeDaysAgo = new Date();
59	threeDaysAgo.setDate(threeDaysAgo.getDate() - 3);
60	console.log(
61	`[DEBUG] Checking for duplicate comments older than: ${threeDaysAgo.toISOString()}`
62	);
63
64	console.log("[DEBUG] Fetching open issues...");
65	const issues: GitHubIssue[] = await githubRequest(
66	`/repos/${owner}/${repo}/issues?state=open&per_page=100`,
67	token
68	);
69	console.log(`[DEBUG] Found ${issues.length} open issues`);
70
71	let processedCount = 0;
72	let candidateCount = 0;
73
74	for (const issue of issues) {
75	processedCount++;
76	console.log(
77	`[DEBUG] Processing issue #${issue.number} (${processedCount}/${issues.length}): ${issue.title}`
78	);
79
80	console.log(`[DEBUG] Fetching comments for issue #${issue.number}...`);
81	const comments: GitHubComment[] = await githubRequest(
82	`/repos/${owner}/${repo}/issues/${issue.number}/comments`,
83	token
84	);
85	console.log(
86	`[DEBUG] Issue #${issue.number} has ${comments.length} comments`
87	);
88
89	const dupeComments = comments.filter(
90	(comment) =>
91	comment.body.includes("Found") &&
92	comment.body.includes("possible duplicate") &&
93	comment.user.type === "Bot"
94	);
95	console.log(
96	`[DEBUG] Issue #${issue.number} has ${dupeComments.length} duplicate detection comments`
97	);
98
99	if (dupeComments.length === 0) {
100	console.log(
101	`[DEBUG] Issue #${issue.number} - no duplicate comments found, skipping`
102	);
103	continue;
104	}
105
106	const lastDupeComment = dupeComments[dupeComments.length - 1];
107	const dupeCommentDate = new Date(lastDupeComment.created_at);
108	console.log(
109	`[DEBUG] Issue #${
110	issue.number
111	} - most recent duplicate comment from: ${dupeCommentDate.toISOString()}`
112	);
113
114	if (dupeCommentDate > threeDaysAgo) {
115	console.log(
116	`[DEBUG] Issue #${issue.number} - duplicate comment is too recent, skipping`
117	);
118	continue;
119	}
120	console.log(
121	`[DEBUG] Issue #${
122	issue.number
123	} - duplicate comment is old enough (${Math.floor(
124	(Date.now() - dupeCommentDate.getTime()) / (1000 * 60 * 60 * 24)
125	)} days)`
126	);
127
128	const commentsAfterDupe = comments.filter(
129	(comment) => new Date(comment.created_at) > dupeCommentDate
130	);
131	console.log(
132	`[DEBUG] Issue #${issue.number} - ${commentsAfterDupe.length} comments after duplicate detection`
133	);
134
135	if (commentsAfterDupe.length > 0) {
136	console.log(
137	`[DEBUG] Issue #${issue.number} - has activity after duplicate comment, skipping`
138	);
139	continue;
140	}
141
142	console.log(
143	`[DEBUG] Issue #${issue.number} - checking reactions on duplicate comment...`
144	);
145	const reactions: GitHubReaction[] = await githubRequest(
146	`/repos/${owner}/${repo}/issues/comments/${lastDupeComment.id}/reactions`,
147	token
148	);
149	console.log(
150	`[DEBUG] Issue #${issue.number} - duplicate comment has ${reactions.length} reactions`
151	);
152
153	const authorThumbsDown = reactions.some(
154	(reaction) =>
155	reaction.user.id === issue.user.id && reaction.content === "-1"
156	);
157	console.log(
158	`[DEBUG] Issue #${issue.number} - author thumbs down reaction: ${authorThumbsDown}`
159	);
160
161	if (authorThumbsDown) {
162	console.log(
163	`[DEBUG] Issue #${issue.number} - author disagreed with duplicate detection, skipping`
164	);
165	continue;
166	}
167
168	candidateCount++;
169	const issueUrl = `https://github.com/${owner}/${repo}/issues/${issue.number}`;
170	console.log(
171	`[DRY RUN] Would auto-close issue #${issue.number} as duplicate: ${issueUrl}`
172	);
173	}
174
175	console.log(
176	`[DEBUG] Script completed. Processed ${processedCount} issues, found ${candidateCount} candidates for auto-close`
177	);
178	}
179
180	autoCloseDuplicates().catch(console.error);
181
182	// Make it a module
183	export {};