Initial

resources/app/common/prosemirror/plugin.mjs

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+/**
+ * @abstract
+ */
+export default class ProseMirrorPlugin {
+  /**
+   * An abstract class for building a ProseMirror Plugin.
+   * @see {Plugin}
+   * @param {Schema} schema  The schema to build the plugin against.
+   */
+  constructor(schema) {
+    /**
+     * The ProseMirror schema to build the plugin against.
+     * @type {Schema}
+     */
+    Object.defineProperty(this, "schema", {value: schema});
+  }
+
+  /* -------------------------------------------- */
+
+  /**
+   * Build the plugin.
+   * @param {Schema} schema     The ProseMirror schema to build the plugin against.
+   * @param {object} [options]  Additional options to pass to the plugin.
+   * @returns {Plugin}
+   * @abstract
+   */
+  static build(schema, options={}) {
+    throw new Error("Subclasses of ProseMirrorPlugin must implement a static build method.");
+  }
+}