forked from zhurui/management
34 lines
764 B
JavaScript
34 lines
764 B
JavaScript
const { parseQuery } = require('loader-utils');
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const isWebpack1 = require('./is-webpack-1');
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/**
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* webpack 1 compat rule normalizer
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* @param {string|Rule} rule (string - webpack 1, Object - webpack 2)
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* @return {Object<loader: string, options: Object|null>}
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*/
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function normalizeRule(rule) {
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if (!rule) {
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throw new Error('Rule should be string or object');
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}
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let data;
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if (typeof rule === 'string') {
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const parts = rule.split('?');
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data = {
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loader: parts[0],
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options: parts[1] ? parseQuery(`?${parts[1]}`) : null
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};
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} else {
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const options = isWebpack1 ? rule.query : rule.options;
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data = {
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loader: rule.loader,
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options: options || null
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};
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}
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return data;
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}
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module.exports = normalizeRule;
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