Convert "UnknownDataquery" to PHP

internal/jennies/php/runtime.go

@@ -29,6 +29,11 @@ func (jenny Runtime) Generate(context languages.Context) (codejen.Files, error)
 		return nil, err
 	}
 
+	unknownDataqueryBuilder, err := jenny.unknownDataqueryBuilder()
+	if err != nil {
+		return nil, err
+	}
+
 	builderInterface, err := jenny.builderInterface()
 	if err != nil {
 		return nil, err
@@ -38,6 +43,7 @@ func (jenny Runtime) Generate(context languages.Context) (codejen.Files, error)
 		runtime,
 		builderInterface,
 		unknownDataquery,
+		unknownDataqueryBuilder,
 	}, nil
 }
 
@@ -98,3 +104,14 @@ func (jenny Runtime) unknownDataquery() (codejen.File, error) {
 
 	return *codejen.NewFile("src/Cog/UnknownDataquery.php", rendered, jenny), nil
 }
+
+func (jenny Runtime) unknownDataqueryBuilder() (codejen.File, error) {
+	rendered, err := jenny.tmpl.RenderAsBytes("runtime/unknown_dataquery_builder.tmpl", map[string]any{
+		"NamespaceRoot": jenny.config.NamespaceRoot,
+	})
+	if err != nil {
+		return codejen.File{}, err
+	}
+
+	return *codejen.NewFile("src/Cog/UnknownDataqueryBuilder.php", rendered, jenny), nil
+}

internal/jennies/php/templates/runtime/runtime.tmpl

@@ -110,6 +110,10 @@ final class Runtime
 
     public function convertDataqueryToCode(Dataquery $dataquery): string
     {
+        if ($dataquery instanceof UnknownDataquery) {
+            return '(new \{{ .NamespaceRoot }}\Cog\UnknownDataqueryBuilder(new \{{ .NamespaceRoot }}\Cog\UnknownDataquery('.var_export($dataquery->toArray(), true).')))';
+        }
+
         if (!isset($this->dataqueryVariants[$dataquery->dataqueryType()])) {
             return '/* could not convert dataquery to PHP */';
         }

internal/jennies/php/templates/runtime/unknown_dataquery.tmpl

@@ -20,6 +20,14 @@ final class UnknownDataquery implements \ArrayAccess, \JsonSerializable, Dataque
 	    $this->data = $data;
 	}
 
+    /**
+     * @return array<string, mixed>
+     */
+    public function toArray(): array
+    {
+        return $this->data;
+    }
+
     public function dataqueryType(): string
     {
         return 'unknown';

internal/jennies/php/templates/runtime/unknown_dataquery_builder.tmpl

@@ -0,0 +1,24 @@
+<?php
+
+namespace {{ .NamespaceRoot }}\Cog;
+
+/**
+ * @implements Builder<UnknownDataquery>
+ */
+final class UnknownDataqueryBuilder implements Builder
+{
+    protected UnknownDataquery $internal;
+
+	public function __construct(?UnknownDataquery $object = null)
+	{
+    	$this->internal = $object ?: new UnknownDataquery();
+	}
+
+    /**
+     * @return UnknownDataquery
+     */
+    public function build()
+    {
+        return $this->internal;
+    }
+}