@issue-linker/core/dist/infrastructure/env-accessor.js

Core library for issue-linker functionality

// Infrastructure layer - Environment variable accessor
import { execSync } from "node:child_process";
import { env } from "../domain/env.js";
/**
 * Get GitHub token from Git Credential Manager
 * @returns GitHub token or undefined
 */
function getTokenFromGitCredentialManager() {
    try {
        const result = execSync("git credential fill", {
            input: "url=https://github.com\n",
            encoding: "utf8",
            stdio: ["pipe", "pipe", "ignore"], // Ignore stderr
        });
        // Parse the output to extract the password (token)
        const lines = result.split("\n");
        for (const line of lines) {
            if (line.startsWith("password=")) {
                return line.substring(9); // Length of "password="
            }
        }
    }
    catch {
        // Git command not available or no credentials stored
        return undefined;
    }
    return undefined;
}
/**
 * Get GitHub token from GitHub CLI
 * @returns GitHub token or undefined
 */
function getTokenFromGitHubCLI() {
    try {
        const token = execSync("gh auth token", {
            encoding: "utf8",
            stdio: ["pipe", "pipe", "ignore"], // Ignore stderr
        }).trim();
        // Verify it looks like a valid token
        if (token && (token.startsWith("gho_") || token.startsWith("ghp_"))) {
            return token;
        }
    }
    catch {
        // GitHub CLI not available or not authenticated
        return undefined;
    }
    return undefined;
}
/**
 * Get GitHub token from multiple sources
 * Priority order:
 * 1. Environment variables (GITHUB_TOKEN, GH_TOKEN)
 * 2. Git Credential Manager
 * 3. GitHub CLI
 * @returns GitHub token or undefined
 */
export function getGitHubToken() {
    // 1. Check environment variables first (existing behavior)
    const envToken = env.GITHUB_TOKEN ?? env.GH_TOKEN;
    if (envToken) {
        return envToken;
    }
    // 2. Try Git Credential Manager
    const gitCredToken = getTokenFromGitCredentialManager();
    if (gitCredToken) {
        return gitCredToken;
    }
    // 3. Try GitHub CLI as fallback
    const ghCliToken = getTokenFromGitHubCLI();
    if (ghCliToken) {
        return ghCliToken;
    }
    return undefined;
}
/**
 * Get GitHub API URL from environment variables
 * @returns GitHub API URL
 */
export function getGitHubApiUrl() {
    // Priority order:
    // 1. GH_HOST (GitHub hostname - compatible with GitHub CLI)
    // 2. GITHUB_SERVER_URL (GitHub Actions environment - needs /api/v3 suffix)
    // 3. Default to GitHub.com API
    // Check GH_HOST first (GitHub CLI compatible)
    if (env.GH_HOST) {
        const hostname = env.GH_HOST.replace(/^https?:\/\//, "").replace(/\/+$/, "");
        // GitHub.com uses a different API domain
        if (hostname === "github.com") {
            return "https://api.github.com";
        }
        // GitHub Enterprise Server uses /api/v3 path
        return `https://${hostname}/api/v3`;
    }
    // Check GITHUB_SERVER_URL (GitHub Actions environment)
    if (env.GITHUB_SERVER_URL) {
        // GitHub Enterprise Server API endpoint format
        const serverUrl = env.GITHUB_SERVER_URL.replace(/\/+$/, "");
        return `${serverUrl}/api/v3`;
    }
    // Default to GitHub.com
    return "https://api.github.com";
}
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