chore: support extension through abstract base class

API.md

@@ -1,114 +1,5 @@
 # API Reference <a name="API Reference" id="api-reference"></a>
 
-## Constructs <a name="Constructs" id="Constructs"></a>
-
-### Polycon <a name="Polycon" id="@monadahq/polycons.Polycon"></a>
-
-A polymorphic construct that can be resolved at construction time into a more specific construct.
-
-#### Initializers <a name="Initializers" id="@monadahq/polycons.Polycon.Initializer"></a>
-
-```typescript
-import { Polycon } from '@monadahq/polycons'
-
-new Polycon(qualifier: string, scope: Construct, id: string, props?: any)
-```
-
-| **Name** | **Type** | **Description** |
-| --- | --- | --- |
-| <code><a href="#@monadahq/polycons.Polycon.Initializer.parameter.qualifier">qualifier</a></code> | <code>string</code> | *No description.* |
-| <code><a href="#@monadahq/polycons.Polycon.Initializer.parameter.scope">scope</a></code> | <code>constructs.Construct</code> | *No description.* |
-| <code><a href="#@monadahq/polycons.Polycon.Initializer.parameter.id">id</a></code> | <code>string</code> | *No description.* |
-| <code><a href="#@monadahq/polycons.Polycon.Initializer.parameter.props">props</a></code> | <code>any</code> | *No description.* |
-
----
-
-##### `qualifier`<sup>Required</sup> <a name="qualifier" id="@monadahq/polycons.Polycon.Initializer.parameter.qualifier"></a>
-
-- *Type:* string
-
----
-
-##### `scope`<sup>Required</sup> <a name="scope" id="@monadahq/polycons.Polycon.Initializer.parameter.scope"></a>
-
-- *Type:* constructs.Construct
-
----
-
-##### `id`<sup>Required</sup> <a name="id" id="@monadahq/polycons.Polycon.Initializer.parameter.id"></a>
-
-- *Type:* string
-
----
-
-##### `props`<sup>Optional</sup> <a name="props" id="@monadahq/polycons.Polycon.Initializer.parameter.props"></a>
-
-- *Type:* any
-
----
-
-#### Methods <a name="Methods" id="Methods"></a>
-
-| **Name** | **Description** |
-| --- | --- |
-| <code><a href="#@monadahq/polycons.Polycon.toString">toString</a></code> | Returns a string representation of this construct. |
-
----
-
-##### `toString` <a name="toString" id="@monadahq/polycons.Polycon.toString"></a>
-
-```typescript
-public toString(): string
-```
-
-Returns a string representation of this construct.
-
-#### Static Functions <a name="Static Functions" id="Static Functions"></a>
-
-| **Name** | **Description** |
-| --- | --- |
-| <code><a href="#@monadahq/polycons.Polycon.isConstruct">isConstruct</a></code> | Checks if `x` is a construct. |
-
----
-
-##### ~~`isConstruct`~~ <a name="isConstruct" id="@monadahq/polycons.Polycon.isConstruct"></a>
-
-```typescript
-import { Polycon } from '@monadahq/polycons'
-
-Polycon.isConstruct(x: any)
-```
-
-Checks if `x` is a construct.
-
-###### `x`<sup>Required</sup> <a name="x" id="@monadahq/polycons.Polycon.isConstruct.parameter.x"></a>
-
-- *Type:* any
-
-Any object.
-
----
-
-#### Properties <a name="Properties" id="Properties"></a>
-
-| **Name** | **Type** | **Description** |
-| --- | --- | --- |
-| <code><a href="#@monadahq/polycons.Polycon.property.node">node</a></code> | <code>constructs.Node</code> | The tree node. |
-
----
-
-##### `node`<sup>Required</sup> <a name="node" id="@monadahq/polycons.Polycon.property.node"></a>
-
-```typescript
-public readonly node: Node;
-```
-
-- *Type:* constructs.Node
-
-The tree node.
-
----
-
 
 ## Structs <a name="Structs" id="Structs"></a>
 
@@ -492,6 +383,53 @@ This factory will be used for resolving all polycons into constructs.
 
 
 
+### Polycons <a name="Polycons" id="@monadahq/polycons.Polycons"></a>
+
+A class used to create polycons.
+
+
+#### Static Functions <a name="Static Functions" id="Static Functions"></a>
+
+| **Name** | **Description** |
+| --- | --- |
+| <code><a href="#@monadahq/polycons.Polycons.create">create</a></code> | *No description.* |
+
+---
+
+##### `create` <a name="create" id="@monadahq/polycons.Polycons.create"></a>
+
+```typescript
+import { Polycons } from '@monadahq/polycons'
+
+Polycons.create(qualifier: string, scope: Construct, id: string, props?: any)
+```
+
+###### `qualifier`<sup>Required</sup> <a name="qualifier" id="@monadahq/polycons.Polycons.create.parameter.qualifier"></a>
+
+- *Type:* string
+
+---
+
+###### `scope`<sup>Required</sup> <a name="scope" id="@monadahq/polycons.Polycons.create.parameter.scope"></a>
+
+- *Type:* constructs.Construct
+
+---
+
+###### `id`<sup>Required</sup> <a name="id" id="@monadahq/polycons.Polycons.create.parameter.id"></a>
+
+- *Type:* string
+
+---
+
+###### `props`<sup>Optional</sup> <a name="props" id="@monadahq/polycons.Polycons.create.parameter.props"></a>
+
+- *Type:* any
+
+---
+
+
+
 ### Process <a name="Process" id="@monadahq/polycons.Process"></a>
 
 Runtime code with a named entrypoint.

src/index.ts

@@ -1,3 +1,3 @@
 export * from "./process";
-export * from "./polycon";
+export * from "./polycons";
 export * from "./polycon-factory";

src/polycons.ts

@@ -0,0 +1,23 @@
+import { Construct } from "constructs";
+import { PolyconFactory } from "./polycon-factory";
+
+/**
+ * A class used to create polycons
+ */
+export class Polycons {
+  public static create(
+    qualifier: string,
+    scope: Construct,
+    id: string,
+    props?: any
+  ) {
+    const factory = PolyconFactory.of(scope);
+    if (!factory) {
+      throw new Error(`No factory defined within scope of "${id}"`);
+    }
+
+    return factory.resolveConstruct(qualifier, scope, id, props);
+  }
+
+  private constructor() {}
+}