add node script hooks

Author: Malachirwin

lib/generators/lightning_cad/install_generator.rb

@@ -62,6 +62,8 @@ def add_javascript_initializers
       JS
       append_to_file 'app/javascript/application.js', initializer_setup
       copy_file 'app/javascript/config/initializers/smartJSON.js', 'app/javascript/config/initializers/smartJSON.js'
+      copy_file 'app/javascript/helpers/hooks.js', 'app/javascript/helpers/hooks.js'
+      copy_file 'app/javascript/helpers/register_hooks.js', 'app/javascript/helpers/register_hooks.js'
       # To prevent smartJSON from throwing an error
       run 'mkdir app/javascript/shared'
       run 'mkdir app/javascript/shared/domain-models'

lib/generators/lightning_cad/templates/app/javascript/helpers/hooks.js

@@ -0,0 +1,73 @@
+import path from 'node:path'
+import * as glob from 'glob'
+
+const shorthandRoot = path.join(process.cwd(), 'app/javascript')
+const config = {
+  shorthandRoot
+}
+
+export function resolve(specifier, context, nextResolve) {
+  let finalSpecifier = specifier
+  if (specifier.startsWith('#')) {
+    finalSpecifier = resolveShorthandPath(finalSpecifier, context, nextResolve)
+  }
+
+  if (specifier.includes('*')) {
+    return resolveGlobPath(finalSpecifier, context, nextResolve)
+  }
+
+  return nextResolve(finalSpecifier, context)
+}
+
+export function load(specifier, context, nextLoad) {
+  if (!specifier.includes('*')) return nextLoad(specifier, context)
+
+  const pattern = specifier.replace('file://', '')
+  const paths = glob.globSync(pattern, { nodir: true })
+
+  const pathParts = pattern.split('/')
+  const basePathParts = pathParts.slice(0, pathParts.findIndex(part => part.includes('*')))
+  // we need to determine how many times we have a "*" in a folder level. The imports have to go back that far in order to work properly.
+  const folderLevels = pathParts.length - basePathParts.length - 1 // minus one for the file
+  const basePath = basePathParts.join('/')
+  const baseImportPath = `${Array(folderLevels).fill('../').join('')}`
+
+  const getModuleIdentifier = index => `module${index}`
+  const getImportPath = file => path.join(baseImportPath, path.relative(basePath, file))
+  const importStatements = paths.map((file, index) => {
+    return `import * as ${getModuleIdentifier(index)} from './${getImportPath(file)}'`
+  })
+  const exportStatement = `export default [${paths.map((_s, index) => getModuleIdentifier(index)).join(', ') }]`
+
+  const content = [...importStatements, exportStatement].join('\n')
+  const source = Buffer.from(content)
+
+  return {
+    format: "module",
+    source,
+    shortCircuit: true
+  }
+}
+
+function resolveShorthandPath(specifier, _context, _nextResolve) {
+  return path.join(config.shorthandRoot, specifier.slice(1))
+}
+
+function resolveGlobPath(specifier, context, _nextResolve) {
+  // We have to manually resolve the path so that we can load all the files that match the pattern later
+  let finalPath
+  if (specifier.startsWith('.')) { // Relative path to parent
+    const basePath = context.parentURL.replace('file://', '').split('/').slice(0, -1).join('/')
+    finalPath = path.join(basePath, specifier)
+  } else if (specifier.startsWith('/')) { // Absolute path
+    finalPath = specifier
+  } else { // node modules
+    finalPath = path.join(process.cwd(), 'node_modules', specifier)
+  }
+
+  return {
+    url: `file://${finalPath}`,
+    type: "module",
+    shortCircuit: true
+  }
+}

lib/generators/lightning_cad/templates/app/javascript/helpers/register_hooks.js

@@ -0,0 +1,3 @@
+import { register } from 'node:module'
+
+register('./hooks.js', import.meta.url)

lib/generators/lightning_cad/test_generator.rb

@@ -8,7 +8,7 @@ def add_jasmine_tests
       say 'Adding jasmine'
       run "yarn add --dev jasmine@^5.1.0"
 
-      run 'npm pkg set scripts.test_shared="NODE_ENV=test NODE_PATH="./node_modules:./app/javascript:$NODE_PATH" jasmine --config=jasmine.json"'
+      run 'npm pkg set scripts.test_shared="NODE_OPTIONS=\'--import=./app/javascript/helpers/register_hooks.js\' jasmine --config=jasmine.json"'
 
       copy_file 'jasmine.json', 'jasmine.json'
       copy_file 'spec/javascript/helpers/initializers.js', 'spec/javascript/helpers/initializers.js'