staticql/dist/src/diff/providers/github.js

Type-safe query engine for static content including Markdown, YAML, JSON, and more.

export class GitHubDiffProvider {
    constructor(options) {
        this.repo = options.repo;
        this.token = options.token;
    }
    get headers() {
        const headers = {
            Accept: "application/vnd.github.v3+json",
        };
        if (this.token) {
            headers.Authorization = `token ${this.token}`;
        }
        return headers;
    }
    async diffLines(baseRef, headRef) {
        const url = `https://api.github.com/repos/${this.repo}/compare/${baseRef}...${headRef}`;
        const res = await fetch(url, { headers: this.headers });
        const data = await res.json();
        if (!res.ok) {
            throw new Error(`GitHub API error fetching diff compare: ${(data && data.message) || res.status}`);
        }
        if (!Array.isArray(data.files)) {
            return [];
        }
        const statusMap = {
            added: "A",
            removed: "D",
            modified: "M",
        };
        return data.files
            .filter((file) => ["added", "removed", "modified"].includes(file.status))
            .map((file) => ({
            status: statusMap[file.status],
            path: file.filename,
        }));
    }
    async gitShow(rev, filePath) {
        const url = `https://api.github.com/repos/${this.repo}/contents/${filePath}?ref=${rev}`;
        const headers = {
            Accept: "application/vnd.github.v3.raw",
        };
        if (this.token) {
            headers.Authorization = `token ${this.token}`;
        }
        const res = await fetch(url, { headers });
        if (!res.ok) {
            throw new Error(`GitHub API error fetching file ${filePath}@${rev}: ${res.status}`);
        }
        return await res.text();
    }
}