updates

client/uikit/build/prefix.js

@@ -0,0 +1,70 @@
+import inquirer from 'inquirer';
+import {args, glob, read, replaceInFile, validClassName} from './util.js';
+
+if (args.h || args.help) {
+    console.log(`
+        usage:
+
+        prefix.js [-p{refix}=your_great_new_prefix]
+
+        example:
+
+        prefix.js // will prompt for a prefix to replace the current one with
+        prefix.js -p=xyz // will replace any existing prefix with xyz
+
+    `);
+    process.exit(0);
+}
+
+const currentPrefix = await findExistingPrefix();
+const prefix = await getPrefix();
+
+if (currentPrefix === prefix) {
+    throw new Error(`already prefixed with: ${prefix}`);
+}
+
+await replacePrefix(currentPrefix, prefix);
+
+async function findExistingPrefix() {
+    const data = await read('dist/css/uikit.css');
+    const res = data.match(new RegExp(`(${validClassName.source})(-[a-z]+)?-grid`));
+    return res && res[1];
+}
+
+async function getPrefix() {
+
+    const prefixFromInput = args.p || args.prefix;
+
+    if (!prefixFromInput) {
+
+        const prompt = inquirer.createPromptModule();
+
+        return (await prompt({
+            name: 'prefix',
+            message: 'enter a prefix',
+            validate: (val, res) => val.length && val.match(validClassName) ? !!(res.prefix = val) : 'invalid prefix'
+        })).prefix;
+    }
+
+    if (validClassName.test(prefixFromInput)) {
+        return prefixFromInput;
+    } else {
+        throw `illegal prefix: ${prefixFromInput}`;
+    }
+}
+
+async function replacePrefix(from, to) {
+    for (const file of await glob('dist/**/*.css')) {
+        await replaceInFile(file, data => data.replace(
+            new RegExp(`${from}-${/([a-z\d-]+)/.source}`, 'g'),
+            `${to}-$1`
+        ));
+    }
+
+    for (const file of await glob('dist/**/*.js')) {
+        await replaceInFile(file, data => data
+            .replace(new RegExp(`${from}-`, 'g'), `${to}-`)
+            .replace(new RegExp(`(${from})?UIkit`, 'g'), `${to === 'uk' ? '' : to}UIkit`)
+        );
+    }
+}