86 lines
2.2 KiB
JavaScript
86 lines
2.2 KiB
JavaScript
'use strict';
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const os = require('os');
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const fs = require('fs');
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const { pathToFileURL } = require('url');
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const path = require('path');
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const { optimize: optimizeAgnostic } = require('./svgo.js');
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const importConfig = async (configFile) => {
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let config;
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// at the moment dynamic import may randomly fail with segfault
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// to workaround this for some users .cjs extension is loaded
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// exclusively with require
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if (configFile.endsWith('.cjs')) {
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config = require(configFile);
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} else {
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// dynamic import expects file url instead of path and may fail
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// when windows path is provided
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const { default: imported } = await import(pathToFileURL(configFile));
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config = imported;
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}
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if (config == null || typeof config !== 'object' || Array.isArray(config)) {
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throw Error(`Invalid config file "${configFile}"`);
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}
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return config;
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};
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const isFile = async (file) => {
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try {
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const stats = await fs.promises.stat(file);
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return stats.isFile();
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} catch {
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return false;
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}
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};
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const loadConfig = async (configFile, cwd = process.cwd()) => {
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if (configFile != null) {
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if (path.isAbsolute(configFile)) {
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return await importConfig(configFile);
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} else {
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return await importConfig(path.join(cwd, configFile));
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}
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}
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let dir = cwd;
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// eslint-disable-next-line no-constant-condition
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while (true) {
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const js = path.join(dir, 'svgo.config.js');
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if (await isFile(js)) {
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return await importConfig(js);
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}
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const mjs = path.join(dir, 'svgo.config.mjs');
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if (await isFile(mjs)) {
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return await importConfig(mjs);
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}
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const cjs = path.join(dir, 'svgo.config.cjs');
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if (await isFile(cjs)) {
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return await importConfig(cjs);
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}
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const parent = path.dirname(dir);
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if (dir === parent) {
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return null;
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}
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dir = parent;
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}
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};
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exports.loadConfig = loadConfig;
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const optimize = (input, config) => {
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if (config == null) {
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config = {};
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}
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if (typeof config !== 'object') {
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throw Error('Config should be an object');
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}
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return optimizeAgnostic(input, {
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...config,
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js2svg: {
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// platform specific default for end of line
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eol: os.EOL === '\r\n' ? 'crlf' : 'lf',
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...config.js2svg,
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},
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});
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};
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exports.optimize = optimize;
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