Complete type annotations of svgo-node.js & coa.js

lib/svgo-node.js

@@ -4,10 +4,18 @@ import { pathToFileURL } from 'url';
 import path from 'path';
 import { optimize as optimizeAgnostic } from './svgo.js';
 
+/**
+ * @typedef {import('./svgo.js').Config} Config
+ */
+
+/**
+ * @param {string} configFile
+ * @returns Config
+ */
 const importConfig = async (configFile) => {
   // dynamic import expects file url instead of path and may fail
   // when windows path is provided
-  const imported = await import(pathToFileURL(configFile));
+  const imported = await import(pathToFileURL(configFile).toString());
   const config = imported.default;
 
   if (config == null || typeof config !== 'object' || Array.isArray(config)) {
@@ -16,6 +24,10 @@ const importConfig = async (configFile) => {
   return config;
 };
 
+/**
+ * @param {string} file
+ * @returns Promise<boolean>
+ */
 const isFile = async (file) => {
   try {
     const stats = await fs.promises.stat(file);
@@ -25,6 +37,11 @@ const isFile = async (file) => {
   }
 };
 
+/**
+ * @param {string | null | undefined} configFile
+ * @param {string} [cwd]
+ * @returns Promis<Config>
+ */
 export const loadConfig = async (configFile, cwd = process.cwd()) => {
   if (configFile != null) {
     if (path.isAbsolute(configFile)) {
@@ -56,6 +73,11 @@ export const loadConfig = async (configFile, cwd = process.cwd()) => {
   }
 };
 
+/**
+ * @param {string} input
+ * @param {Config} [config]
+ * @returns Output
+ */
 export const optimize = (input, config) => {
   if (config == null) {
     config = {};

lib/svgo-node.test.js

@@ -2,10 +2,6 @@ import os from 'os';
 import path from 'path';
 import { optimize, loadConfig } from './svgo-node.js';
 
-/**
- * @typedef {import('../lib/types.js').Plugin} Plugin
- */
-
 const describeLF = os.EOL === '\r\n' ? describe.skip : describe;
 const describeCRLF = os.EOL === '\r\n' ? describe : describe.skip;
 

lib/svgo.d.ts

@@ -53,17 +53,3 @@ type Output = {
 
 /** The core of SVGO */
 export declare function optimize(input: string, config?: Config): Output;
-
-/**
- * If you write a tool on top of svgo you might need a way to load svgo config.
- *
- * You can also specify relative or absolute path and customize current working directory.
- */
-export declare function loadConfig(
-  configFile: string,
-  cwd?: string,
-): Promise<Config>;
-export declare function loadConfig(
-  configFile?: null,
-  cwd?: string,
-): Promise<Config | null>;