resource/schema: Initial package

.changelog/557.txt

@@ -0,0 +1,3 @@
+```release-note:feature
+resource/schema/planmodifier: New package which contains type-specific schema plan modifier interfaces
+```

.changelog/pending.txt

@@ -0,0 +1,7 @@
+```release-note:note
+resource: The `Resource` type `GetSchema` method has been deprecated. Use the `Schema` method instead.
+```
+
+```release-note:feature
+resource/schema: New package which contains schema interfaces and types relevant to resources
+```

internal/fwschema/fwxschema/attribute_plan_modification.go

@@ -2,6 +2,7 @@ package fwxschema
 
 import (
 	"github.com/hashicorp/terraform-plugin-framework/internal/fwschema"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
 )
 
@@ -17,3 +18,84 @@ type AttributeWithPlanModifiers interface {
 	// the tfsdk.Attribute field name.
 	GetPlanModifiers() tfsdk.AttributePlanModifiers
 }
+
+// AttributeWithBoolPlanModifiers is an optional interface on Attribute which
+// enables Bool plan modifier support.
+type AttributeWithBoolPlanModifiers interface {
+	fwschema.Attribute
+
+	// BoolPlanModifiers should return a list of Bool plan modifiers.
+	BoolPlanModifiers() []planmodifier.Bool
+}
+
+// AttributeWithFloat64PlanModifiers is an optional interface on Attribute which
+// enables Float64 plan modifier support.
+type AttributeWithFloat64PlanModifiers interface {
+	fwschema.Attribute
+
+	// Float64PlanModifiers should return a list of Float64 plan modifiers.
+	Float64PlanModifiers() []planmodifier.Float64
+}
+
+// AttributeWithInt64PlanModifiers is an optional interface on Attribute which
+// enables Int64 plan modifier support.
+type AttributeWithInt64PlanModifiers interface {
+	fwschema.Attribute
+
+	// Int64PlanModifiers should return a list of Int64 plan modifiers.
+	Int64PlanModifiers() []planmodifier.Int64
+}
+
+// AttributeWithListPlanModifiers is an optional interface on Attribute which
+// enables List plan modifier support.
+type AttributeWithListPlanModifiers interface {
+	fwschema.Attribute
+
+	// ListPlanModifiers should return a list of List plan modifiers.
+	ListPlanModifiers() []planmodifier.List
+}
+
+// AttributeWithMapPlanModifiers is an optional interface on Attribute which
+// enables Map plan modifier support.
+type AttributeWithMapPlanModifiers interface {
+	fwschema.Attribute
+
+	// MapPlanModifiers should return a list of Map plan modifiers.
+	MapPlanModifiers() []planmodifier.Map
+}
+
+// AttributeWithNumberPlanModifiers is an optional interface on Attribute which
+// enables Number plan modifier support.
+type AttributeWithNumberPlanModifiers interface {
+	fwschema.Attribute
+
+	// NumberPlanModifiers should return a list of Number plan modifiers.
+	NumberPlanModifiers() []planmodifier.Number
+}
+
+// AttributeWithObjectPlanModifiers is an optional interface on Attribute which
+// enables Object plan modifier support.
+type AttributeWithObjectPlanModifiers interface {
+	fwschema.Attribute
+
+	// ObjectPlanModifiers should return a list of Object plan modifiers.
+	ObjectPlanModifiers() []planmodifier.Object
+}
+
+// AttributeWithSetPlanModifiers is an optional interface on Attribute which
+// enables Set plan modifier support.
+type AttributeWithSetPlanModifiers interface {
+	fwschema.Attribute
+
+	// SetPlanModifiers should return a list of Set plan modifiers.
+	SetPlanModifiers() []planmodifier.Set
+}
+
+// AttributeWithStringPlanModifiers is an optional interface on Attribute which
+// enables String plan modifier support.
+type AttributeWithStringPlanModifiers interface {
+	fwschema.Attribute
+
+	// StringPlanModifiers should return a list of String plan modifiers.
+	StringPlanModifiers() []planmodifier.String
+}

internal/fwschema/fwxschema/block_plan_modification.go

@@ -2,6 +2,7 @@ package fwxschema
 
 import (
 	"github.com/hashicorp/terraform-plugin-framework/internal/fwschema"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
 	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
 )
 
@@ -17,3 +18,30 @@ type BlockWithPlanModifiers interface {
 	// the tfsdk.Block field name.
 	GetPlanModifiers() tfsdk.AttributePlanModifiers
 }
+
+// BlockWithListPlanModifiers is an optional interface on Block which
+// enables List plan modifier support.
+type BlockWithListPlanModifiers interface {
+	fwschema.Block
+
+	// ListPlanModifiers should return a list of List plan modifiers.
+	ListPlanModifiers() []planmodifier.List
+}
+
+// BlockWithObjectPlanModifiers is an optional interface on Block which
+// enables Object plan modifier support.
+type BlockWithObjectPlanModifiers interface {
+	fwschema.Block
+
+	// ObjectPlanModifiers should return a list of Object plan modifiers.
+	ObjectPlanModifiers() []planmodifier.Object
+}
+
+// BlockWithSetPlanModifiers is an optional interface on Block which
+// enables Set plan modifier support.
+type BlockWithSetPlanModifiers interface {
+	fwschema.Block
+
+	// SetPlanModifiers should return a list of Set plan modifiers.
+	SetPlanModifiers() []planmodifier.Set
+}

internal/fwschema/fwxschema/nested_attribute_object_plan_modification.go

@@ -0,0 +1,15 @@
+package fwxschema
+
+import (
+	"github.com/hashicorp/terraform-plugin-framework/internal/fwschema"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
+)
+
+// NestedAttributeObjectWithPlanModifiers is an optional interface on
+// NestedAttributeObject which enables Object plan modification support.
+type NestedAttributeObjectWithPlanModifiers interface {
+	fwschema.NestedAttributeObject
+
+	// ObjectPlanModifiers should return a list of Object plan modifiers.
+	ObjectPlanModifiers() []planmodifier.Object
+}

internal/fwschema/fwxschema/nested_block_object_plan_modification.go

@@ -0,0 +1,15 @@
+package fwxschema
+
+import (
+	"github.com/hashicorp/terraform-plugin-framework/internal/fwschema"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
+)
+
+// NestedBlockObjectWithPlanModifiers is an optional interface on
+// NestedBlockObject which enables Object plan modification support.
+type NestedBlockObjectWithPlanModifiers interface {
+	fwschema.NestedBlockObject
+
+	// ObjectPlanModifiers should return a list of Object plan modifiers.
+	ObjectPlanModifiers() []planmodifier.Object
+}