purgecode/lib/utils/config.js

A safe, smart code-cleaning utility for JavaScript/TypeScript projects

import fs from "fs/promises";
import path from "path";
import { logger } from "./index.js";
export const defaultConfig = {
    ignorePaths: ["node_modules", "dist", "build", ".git"],
    ignoreComments: ["codeprune-ignore"],
    previewMode: false, // Default to making changes, user can enable preview with --preview
    fileExtensions: ["js", "ts", "jsx", "tsx"],
    removeComments: false,
    removeConsole: false,
    trimLines: true,
    removeUnusedFiles: false,
    removeUnusedImports: true,
    removeEmpty: false,
    formatWithPrettier: true,
};
export async function loadConfig(cwd) {
    const configPath = path.join(cwd, "purgecode.config.json");
    try {
        const content = await fs.readFile(configPath, "utf-8");
        const userConfig = JSON.parse(content);
        return { ...defaultConfig, ...userConfig };
    }
    catch (error) {
        // If file doesn't exist, return default
        return defaultConfig;
    }
}
export function mergeConfig(config, options) {
    return {
        ...config,
        removeUnusedImports: options.unusedImports !== undefined
            ? options.unusedImports
            : config.removeUnusedImports,
        removeUnusedFiles: options.unusedFiles !== undefined
            ? options.unusedFiles
            : config.removeUnusedFiles,
        removeEmpty: options.removeEmpty !== undefined
            ? options.removeEmpty
            : config.removeEmpty,
        removeConsole: options.removeConsole !== undefined
            ? options.removeConsole
            : config.removeConsole,
        formatWithPrettier: options.format !== undefined ? options.format : config.formatWithPrettier,
        trimLines: options.trimLines !== undefined ? options.trimLines : config.trimLines,
        // Enable preview mode if --preview flag is passed, otherwise use config default
        previewMode: options.preview === true
            ? true
            : options.preview === false
                ? false
                : config.previewMode,
    };
}
export async function generateConfigFile(cwd) {
    const configPath = path.join(cwd, "purgecode.config.json");
    try {
        // Check if config already exists
        await fs.access(configPath);
        // Config exists, don't overwrite
        return;
    }
    catch {
        // Config doesn't exist, create it
        const configContent = JSON.stringify(defaultConfig, null, 2);
        await fs.writeFile(configPath, configContent, "utf-8");
        logger.success(`Created config file at purgecode.config.json`);
    }
}