monorepon't

src/container-instance.ts

@@ -0,0 +1,40 @@
+import { BaseInstance } from "./base-instance.js"
+
+// eslint-disable-next-line import/no-unused-modules
+export type ContainerInstanceOptions = {
+  /**
+   * Whether or not to log a warning when calling getChildrenText() with non-text children
+   *
+   * Regardless of what this is set to, non-text children will always be skipped */
+  warnOnNonTextChildren: boolean
+}
+
+export abstract class ContainerInstance extends BaseInstance {
+  readonly children: BaseInstance[] = []
+
+  constructor(private readonly options: ContainerInstanceOptions) {
+    super()
+  }
+
+  add(child: BaseInstance) {
+    this.children.push(child)
+  }
+
+  clear() {
+    this.children.splice(0)
+  }
+
+  protected getChildrenText(): string {
+    let text = ""
+    for (const child of this.children) {
+      if (!child.getText) {
+        if (this.options.warnOnNonTextChildren) {
+          console.warn(`${child.name} is not a valid child of ${this.name}`)
+        }
+        continue
+      }
+      text += child.getText()
+    }
+    return text
+  }
+}