Colin McDonnell
61 lines
2.1 KiB
TypeScript
61 lines
2.1 KiB
TypeScript
import { writeFileSync } from "node:fs";
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import { join } from "node:path";
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import { type } from "arktype";
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import { log } from "../utils/cli.ts";
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import { formatFilesWithLineNumbers } from "./checkout.ts";
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import type { ToolContext } from "./server.ts";
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import { execute, tool } from "./shared.ts";
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export const CommitInfo = type({
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sha: type.string.describe("the commit SHA (full or abbreviated) to fetch"),
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});
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export function CommitInfoTool(ctx: ToolContext) {
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return tool({
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name: "get_commit_info",
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description:
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"Retrieve commit metadata and diff via GitHub API. Use this instead of git show for reviewing commits - " +
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"it works with shallow clones and shows the actual changes in the commit. Returns diffPath pointing to formatted diff file.",
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parameters: CommitInfo,
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execute: execute(async ({ sha }) => {
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const response = await ctx.octokit.rest.repos.getCommit({
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owner: ctx.repo.owner,
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repo: ctx.repo.name,
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ref: sha,
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});
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const data = response.data;
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const files = data.files ?? [];
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// format diff with line numbers and write to file
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const diffContent = formatFilesWithLineNumbers(files);
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const tempDir = process.env.PULLFROG_TEMP_DIR;
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if (!tempDir) {
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throw new Error(
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"PULLFROG_TEMP_DIR not set - get_commit_info must run in pullfrog action context"
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);
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}
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const diffFile = join(tempDir, `commit-${sha.slice(0, 7)}.diff`);
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writeFileSync(diffFile, diffContent);
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log.debug(`wrote commit diff to ${diffFile} (${diffContent.length} bytes)`);
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return {
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sha: data.sha,
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message: data.commit.message,
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author: data.author?.login ?? null,
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committer: data.committer?.login ?? null,
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date: data.commit.author?.date ?? data.commit.committer?.date ?? "",
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url: data.html_url,
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parents: data.parents.map((p) => p.sha),
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stats: {
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additions: data.stats?.additions ?? 0,
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deletions: data.stats?.deletions ?? 0,
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total: data.stats?.total ?? 0,
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},
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fileCount: files.length,
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diffFile,
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};
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}),
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});
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}
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