Drop support for Node versions < v20 (the minimum version required by node-glob)

Author: 75lb

.github/workflows/node.js.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest] # Remove windows as tests fail on `\r\n` style newlines
-        node-version: [12, 14, 16, 18, 20, 22]
+        node-version: [20, 22]
 
     steps:
     - uses: actions/checkout@v4

lib/jsdoc-command.js

@@ -18,8 +18,11 @@ const { __dirname } = currentModulePaths(import.meta.url)
  * @abstract
  */
 class JsdocCommand {
-  constructor (options, cache) {
-    options = options || {}
+  constructor (options = {}, cache) {
+    assert.ok(
+      options.files?.length || options.source,
+      'Must set either .files or .source'
+    )
     options.files = arrayify(options.files)
 
     this.cache = cache
@@ -41,11 +44,8 @@ class JsdocCommand {
   }
 
   async execute () {
-    this.inputFileSet = new FileSet(this.options.files)
-    assert.ok(
-      this.options.files.length || this.options.source,
-      'Must set either .files or .source'
-    )
+    this.inputFileSet = new FileSet()
+    await this.inputFileSet.add(this.options.files)
     let result
     try {
       result = await this.getOutput()