avocado-old/packages/core/hook/loader.js
2019-12-25 00:59:34 -06:00

61 lines
1.5 KiB
JavaScript

const path = require('path');
const glob = require('glob');
const {getOptions} = require('loader-utils');
const validateOptions = require('schema-utils');
const {lookupSourcePaths} = require('../webpack/util');
const schema = {
type: 'object',
properties: {
paths: {
items: {
type: 'string',
},
type: 'array',
},
},
required: [
'paths',
],
};
// Dynamically require all traits.
module.exports = function(source) {
const options = getOptions(this);
// Validate schema.
validateOptions(schema, options, '[avocado] Hooks');
// Extract options.
const {paths, root} = options;
// Build registers.
const sourcePaths = lookupSourcePaths(paths, '*.hooks.js');
const registers = sourcePaths.map((sourcePath) => {
const relativePath = path.relative(root, sourcePath);
const parts = relativePath.split('/');
// Chop off basename.
const basename = parts.pop();
// Module or local?
let importDirectory;
if ('node_modules' === parts[0]) {
importDirectory = parts.slice(1).join('/');
}
else {
importDirectory = `${root}/${parts.join('/')}`;
}
const moduleName = path.basename(basename, '.js');
// Register hooks.
const importPath = `${importDirectory}/${moduleName}`;
return [
`registerHooks('${importPath}', require('${importPath}'));`,
].join('\n');
});
// Import trait registry first.
const output = [
`import {registerHooks} from '@avocado/core/hook/registry'`,
'',
...registers
].join('\n');
return output;
}