compiler: adds support for FunctionListeners (#869)

Signed-off-by: Takeshi Yoneda <takeshi@tetrate.io>

internal/wasm/engine.go

@@ -3,13 +3,15 @@ package wasm
 import (
 	"context"
 	"errors"
+
+	"github.com/tetratelabs/wazero/experimental"
 )
 
 // Engine is a Store-scoped mechanism to compile functions declared or imported by a module.
 // This is a top-level type implemented by an interpreter or compiler.
 type Engine interface {
 	// CompileModule implements the same method as documented on wasm.Engine.
-	CompileModule(ctx context.Context, module *Module) error
+	CompileModule(ctx context.Context, module *Module, listeners []experimental.FunctionListener) error
 
 	// CompiledModuleCount is exported for testing, to track the size of the compilation cache.
 	CompiledModuleCount() uint32

internal/wasm/store_test.go

@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"github.com/tetratelabs/wazero/api"
+	"github.com/tetratelabs/wazero/experimental"
 	"github.com/tetratelabs/wazero/internal/leb128"
 	"github.com/tetratelabs/wazero/internal/sys"
 	"github.com/tetratelabs/wazero/internal/testing/hammer"
@@ -362,7 +363,9 @@ func newStore() (*Store, *Namespace) {
 }
 
 // CompileModule implements the same method as documented on wasm.Engine.
-func (e *mockEngine) CompileModule(context.Context, *Module) error { return nil }
+func (e *mockEngine) CompileModule(context.Context, *Module, []experimental.FunctionListener) error {
+	return nil
+}
 
 // LookupFunction implements the same method as documented on wasm.Engine.
 func (e *mockModuleEngine) LookupFunction(*TableInstance, FunctionTypeID, Index) (Index, error) {