WIP: fix parsing dynamic pseudo type

pkg/pf/internal/schemashim/datasource.go

@@ -15,8 +15,12 @@
 package schemashim
 
 import (
+	"context"
+
 	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/pf/internal/runtypes"
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
+	"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
 )
 
 type schemaOnlyDataSource struct {
@@ -25,6 +29,12 @@ type schemaOnlyDataSource struct {
 
 var _ shim.Resource = (*schemaOnlyDataSource)(nil)
 
+func (r *schemaOnlyDataSource) SchemaType() valueshim.Type {
+	protoSchema, err := r.tf.ResourceProtoSchema(context.Background())
+	contract.AssertNoErrorf(err, "ResourceProtoSchema failed")
+	return valueshim.FromTType(protoSchema.ValueType())
+}
+
 func (r *schemaOnlyDataSource) Schema() shim.SchemaMap {
 	return r.tf.Shim()
 }

pkg/pf/internal/schemashim/object_pseudoresource.go

@@ -27,6 +27,7 @@ import (
 
 	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/pf/internal/pfutils"
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
 )
 
 // An Object type that masquerades as a Resource. This is a workaround to reusing tfgen code for generating schemas,
@@ -75,6 +76,10 @@ func (r *objectPseudoResource) Schema() shim.SchemaMap {
 	return r
 }
 
+func (r *objectPseudoResource) SchemaType() valueshim.Type {
+	return valueshim.FromTType(tftypes.Object{})
+}
+
 func (*objectPseudoResource) SchemaVersion() int {
 	panic("This is an Object type encoded as a shim.Resource, and " +
 		"SchemaVersion() should not be called on this entity during schema generation")
@@ -197,6 +202,10 @@ func newTuplePseudoResource(t attr.TypeWithElementTypes) shim.Resource {
 	}
 }
 
+func (r *tuplePseudoResource) SchemaType() valueshim.Type {
+	return valueshim.FromTType(tftypes.Object{})
+}
+
 func (*tuplePseudoResource) SchemaVersion() int         { panic("TODO") }
 func (*tuplePseudoResource) DeprecationMessage() string { panic("TODO") }
 

pkg/pf/internal/schemashim/resource.go

@@ -15,8 +15,12 @@
 package schemashim
 
 import (
+	"context"
+
 	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/pf/internal/runtypes"
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
+	"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
 )
 
 type schemaOnlyResource struct {
@@ -37,6 +41,12 @@ func (r *schemaOnlyResource) DeprecationMessage() string {
 	return r.tf.DeprecationMessage()
 }
 
+func (r *schemaOnlyResource) SchemaType() valueshim.Type {
+	s, err := r.tf.ResourceProtoSchema(context.Background())
+	contract.AssertNoErrorf(err, "failed to extract schema")
+	return valueshim.FromTType(s.ValueType())
+}
+
 func (*schemaOnlyResource) Importer() shim.ImportFunc {
 	panic("schemaOnlyResource does not implement runtime operation ImporterFunc")
 }

pkg/pf/proto/element.go

@@ -18,6 +18,7 @@ import (
 	"github.com/hashicorp/terraform-plugin-go/tftypes"
 
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
 )
 
 var (
@@ -101,6 +102,10 @@ func (o elementObject) Schema() shim.SchemaMap {
 	return elementObjectMap(o.typ)
 }
 
+func (o elementObject) SchemaType() valueshim.Type {
+	return valueshim.FromTType(o.typ)
+}
+
 func (m elementObjectMap) Len() int { return len(m.AttributeTypes) }
 
 func (m elementObjectMap) Get(key string) shim.Schema { return getSchemaMap(m, key) }

pkg/pf/proto/object.go

@@ -19,6 +19,7 @@ import (
 	"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
 
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
 )
 
 var (
@@ -31,6 +32,11 @@ type object struct {
 	obj tfprotov6.SchemaObject
 }
 
+func (o object) SchemaType() valueshim.Type {
+	ty := o.obj.ValueType()
+	return valueshim.FromTType(ty)
+}
+
 func (o object) Schema() shim.SchemaMap {
 	contract.Assertf(o.obj.Nesting != tfprotov6.SchemaObjectNestingModeMap,
 		"%T cannot be a map, since that would require `o` to represent a Map<Object> type", o)

pkg/pf/proto/resource.go

@@ -19,6 +19,7 @@ import (
 	"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
 
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
 )
 
 var (
@@ -62,6 +63,11 @@ func (m resourceMap) Set(key string, value shim.Resource) {
 
 type resource struct{ r *tfprotov6.Schema }
 
+func (r resource) SchemaType() valueshim.Type {
+	ty := r.r.Block.ValueType()
+	return valueshim.FromTType(ty)
+}
+
 func (r resource) Schema() shim.SchemaMap {
 	return blockMap{r.r.Block}
 }

pkg/pf/proto/schema.go

@@ -17,12 +17,18 @@ package proto
 import (
 	// "github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
 
+	"github.com/hashicorp/terraform-plugin-go/tftypes"
 	shim "github.com/pulumi/pulumi-terraform-bridge/v3/pkg/tfshim"
+	"github.com/pulumi/pulumi-terraform-bridge/v3/pkg/valueshim"
 )
 
 // pseudoResource represents a type that must pretent to be a [shim.Resource], but does not represent a resource.
 type pseudoResource struct{}
 
+func (pseudoResource) SchemaType() valueshim.Type {
+	return valueshim.FromTType(tftypes.Object{}) // not a top-level resource
+}
+
 func (pseudoResource) SchemaVersion() int              { return 0 }
 func (pseudoResource) Importer() shim.ImportFunc       { return nil }
 func (pseudoResource) Timeouts() *shim.ResourceTimeout { return nil }