chore: support [email protected] library

Author: matthewshirley

CHANGELOG.md

@@ -1,6 +1,10 @@
+## Unreleased
+
+- chore: support [email protected] library
+
 ## 0.5.0
 
-### Breaking Change
+### Breaking Changes
 - chore: remove description requirement when creating an interaction
 
 ### Other

bin/install.dart

@@ -59,7 +59,7 @@ Future<void> downloadDependency(String name, String version) async {
 
 void main() async {
   final dependencyName = Platform.isWindows ? 'pact_ffi' : 'libpact_ffi';
-  final dependencyVersion = '0.0.1';
+  final dependencyVersion = '0.3.3';
 
   await downloadDependency(dependencyName, dependencyVersion);
 }

lib/src/bindings/signatures.dart

@@ -7,8 +7,6 @@ import 'types.dart';
 /// bool -> Int8
 /// i32 -> Int32
 /// size_t -> IntPtr
-///
-/// TODO should c_char* type things be opaque
 
 //
 typedef pactffi_init_native = Void Function(Pointer<Utf8> log_env_var);

lib/src/bindings/types.dart

@@ -1,26 +1,23 @@
 import 'dart:ffi';
-import 'package:ffi/ffi.dart';
-
-// TODO: I don't know how to handle some pointers in Dart:
-// TODO: * uintptr_t
-// TODO: * usize
 
+/// https://docs.rs/pact_ffi/latest/pact_ffi/mock_server/handles/struct.PactHandle.html
 class PactHandle extends Struct {
-  external Pointer<IntPtr> pact; //uintptr_t
+  external Pointer<Uint16> pact_ref;
 }
 
-class InteractionHandle extends Struct {
-  external Pointer<Utf8> pact; // usize
-  external Pointer<Utf8> interaction; // usize
+/// https://docs.rs/pact_ffi/latest/pact_ffi/mock_server/handles/struct.MessagePactHandle.html
+class MessagePactHandle extends Struct {
+  external Pointer<Uint16> pact_ref;
 }
 
-class MessageHandle extends Struct {
-  external Pointer<Utf8> pact; // usize
-  external Pointer<Utf8> message; // usize
+/// https://docs.rs/pact_ffi/latest/pact_ffi/mock_server/handles/struct.InteractionHandle.html
+class InteractionHandle extends Struct {
+  external Pointer<Uint32> interaction_ref;
 }
 
-class MessagePactHandle extends Struct {
-  external Pointer<Utf8> pact; // usize
+/// https://docs.rs/pact_ffi/latest/pact_ffi/mock_server/handles/struct.MessageHandle.html
+class MessageHandle extends Struct {
+  external Pointer<Uint32> interaction_ref;
 }
 
 enum InteractionPart {

lib/src/interaction.dart

@@ -9,8 +9,8 @@ class Interaction {
   late InteractionHandle interaction;
 
   Interaction(PactHandle handle, String description) {
-    final cDescription = description.toNativeUtf8();
-    interaction = bindings.pactffi_new_interaction(handle, cDescription);
+    final nativeDescription = description.toNativeUtf8();
+    interaction = bindings.pactffi_new_interaction(handle, nativeDescription);
   }
 
   Interaction given(String providerState, {Map<String, String>? params}) {