47 lines
924 B
JavaScript
47 lines
924 B
JavaScript
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const fs = require('fs');
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const path = require('path');
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function switchVersion(version) {
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const pkg = require('../package.json');
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if (version != 2) {
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return;
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}
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delete pkg.exports;
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const pkgStr = JSON.stringify(pkg, null, 2);
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fs.writeFileSync(path.resolve(__dirname, '../package.json'), pkgStr, 'utf-8');
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}
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function loadModule(name) {
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try {
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return require(name);
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} catch (e) {
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return undefined;
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}
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}
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const Vue = loadModule('vue');
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function main() {
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const version = process.env.npm_config_vueVersion || (Vue ? Vue.version : '2.7.');
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if (!Vue || typeof version !== 'string') {
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console.warn('Vue is not found. Please run "npm install vue" to install.');
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return;
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}
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if (version.startsWith('2.')) {
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switchVersion(2);
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} else if (version.startsWith('3.')) {
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switchVersion(3);
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} else {
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console.warn(`Vue version v${version} is not supported.`);
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}
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}
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main();
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