resource+tfsdk: Remove tfsdk package schema types and functions

Reference: #132
Reference: #326
Reference: #491

Refer to the following pull request descriptions for migration information about migrating to the split schema packages:

- `datasource/schema`: #546
- `provider/schema`: #553
- `resource/schema`: #558
- `provider/metaschema`: #562

.changelog/pending.txt

@@ -0,0 +1,31 @@
+```release-note:breaking-change
+resource: The `RequiresReplace()` plan modifier has been removed. Use a type-specific plan modifier instead, such as `resource/schema/stringplanmodifier.RequiresReplace()` or `resource/schema/stringplanmodifier.RequiresReplaceIfConfigured()`
+```
+
+```release-note:breaking-change
+resource: The `RequiresReplaceIf()` plan modifier has been removed. Use a type-specific plan modifier instead, such as `resource/schema/stringplanmodifier.RequiresReplaceIf()`
+```
+
+```release-note:breaking-change
+resource: The `Resource` type `GetSchema` method has been removed. Use the `Schema` method instead.
+```
+
+```release-note:breaking-change
+resource: The `UseStateForUnknown()` plan modifier has been removed. Use a type-specific plan modifier instead, such as `resource/schema/stringplanmodifier.UseStateForUnknown()`
+```
+
+```release-note:breaking-change
+tfsdk: The `Attribute`, `Block`, and `Schema` types have been removed. Use the similarly named types in the `datasource/schema`, `provider/schema`, and `resource/schema` packages instead.
+```
+
+```release-note:breaking-change
+tfsdk: The `AttributePlanModifier` interface has been removed. Use the type-specific plan modifier interfaces in the `resource/schema/planmodifier` package instead.
+```
+
+```release-note:breaking-change
+tfsdk: The `AttributeValidator` interface has been removed. Use the type-specific validator interfaces in the `schema/validator` package instead.
+```
+
+```release-note:breaking-change
+tfsdk: The `ListNestedAttributes`, `MapNestedAttributes`, `SetNestedAttributes`, and `SingleNestedAttributes` functions have been removed. Use the similarly named types in the `datasource/schema`, `provider/schema`, and `resource/schema` packages instead.
+```

.golangci.yml

@@ -1,12 +1,4 @@
 issues:
-  # Temporary rules for unit testing until tfsdk.Schema is removed.
-  exclude-rules:
-    - linters:
-        - staticcheck
-      text: 'SA1019: tfsdk.(Attribute|Block|Schema) is deprecated'
-    - linters:
-        - staticcheck
-      text: 'SA1019: tfsdk.(List|Map|Set|Single)NestedAttributes is deprecated'
   max-per-linter: 0
   max-same-issues: 0
 

datasource/data_source.go

@@ -2,26 +2,24 @@ package datasource
 
 import (
 	"context"
-
-	"github.com/hashicorp/terraform-plugin-framework/diag"
-	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
 )
 
 // DataSource represents an instance of a data source type. This is the core
-// interface that all data sources must implement. Data sources must also
-// implement the Schema method or the deprecated GetSchema method. The Schema
-// method will be required in a future version.
+// interface that all data sources must implement.
 //
 // Data sources can optionally implement these additional concepts:
 //
 //   - Configure: Include provider-level data or clients.
-//   - Validation: Schema-based via tfsdk.Attribute or entire configuration
+//   - Validation: Schema-based or entire configuration
 //     via DataSourceWithConfigValidators or DataSourceWithValidateConfig.
 type DataSource interface {
 	// Metadata should return the full name of the data source, such as
 	// examplecloud_thing.
 	Metadata(context.Context, MetadataRequest, *MetadataResponse)
 
+	// Schema should return the schema for this data source.
+	Schema(context.Context, SchemaRequest, *SchemaResponse)
+
 	// Read is called when the provider must read data source values in
 	// order to update state. Config values should be read from the
 	// ReadRequest and new state values set on the ReadResponse.
@@ -59,26 +57,6 @@ type DataSourceWithConfigValidators interface {
 	ConfigValidators(context.Context) []ConfigValidator
 }
 
-// DataSourceWithGetSchema is a temporary interface type that extends
-// DataSource to include the deprecated GetSchema method.
-type DataSourceWithGetSchema interface {
-	DataSource
-
-	// GetSchema returns the schema for this data source.
-	//
-	// Deprecated: Use Schema method instead.
-	GetSchema(context.Context) (tfsdk.Schema, diag.Diagnostics)
-}
-
-// DataSourceWithSchema is a temporary interface type that extends
-// DataSource to include the new Schema method.
-type DataSourceWithSchema interface {
-	DataSource
-
-	// Schema should return the schema for this data source.
-	Schema(context.Context, SchemaRequest, *SchemaResponse)
-}
-
 // DataSourceWithValidateConfig is an interface type that extends DataSource to include imperative validation.
 //
 // Declaring validation using this methodology simplifies one-off

internal/fwschema/attribute_nesting_mode.go

@@ -0,0 +1,32 @@
+package fwschema
+
+// NestingMode is an enum type of the ways nested attributes can be nested in
+// an attribute. They can be a list, a set, a map (with string
+// keys), or they can be nested directly, like an object.
+type NestingMode uint8
+
+const (
+	// NestingModeUnknown is an invalid nesting mode, used to catch when a
+	// nesting mode is expected and not set.
+	NestingModeUnknown NestingMode = 0
+
+	// NestingModeSingle is for attributes that represent a struct or
+	// object, a single instance of those attributes directly nested under
+	// another attribute.
+	NestingModeSingle NestingMode = 1
+
+	// NestingModeList is for attributes that represent a list of objects,
+	// with multiple instances of those attributes nested inside a list
+	// under another attribute.
+	NestingModeList NestingMode = 2
+
+	// NestingModeSet is for attributes that represent a set of objects,
+	// with multiple, unique instances of those attributes nested inside a
+	// set under another attribute.
+	NestingModeSet NestingMode = 3
+
+	// NestingModeMap is for attributes that represent a map of objects,
+	// with multiple instances of those attributes, each associated with a
+	// unique string key, nested inside a map under another attribute.
+	NestingModeMap NestingMode = 4
+)

internal/fwschema/fwxschema/attribute_plan_modification.go

@@ -3,22 +3,8 @@ 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"
 )
 
-// AttributeWithPlanModifiers is an optional interface on Attribute which enables
-// plan modification support.
-type AttributeWithPlanModifiers interface {
-	// Implementations should include the fwschema.Attribute interface methods
-	// for proper attribute handling.
-	fwschema.Attribute
-
-	// GetPlanModifiers should return a list of attribute-based plan modifiers.
-	// This is named differently than PlanModifiers to prevent a conflict with
-	// the tfsdk.Attribute field name.
-	GetPlanModifiers() tfsdk.AttributePlanModifiers
-}
-
 // AttributeWithBoolPlanModifiers is an optional interface on Attribute which
 // enables Bool plan modifier support.
 type AttributeWithBoolPlanModifiers interface {

internal/fwschema/fwxschema/attribute_validation.go

@@ -3,22 +3,8 @@ package fwxschema
 import (
 	"github.com/hashicorp/terraform-plugin-framework/internal/fwschema"
 	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
-	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
 )
 
-// AttributeWithValidators is an optional interface on Attribute which enables
-// validation support.
-type AttributeWithValidators interface {
-	// Implementations should include the fwschema.Attribute interface methods
-	// for proper attribute handling.
-	fwschema.Attribute
-
-	// GetValidators should return a list of attribute-based validators. This
-	// is named differently than PlanModifiers to prevent a conflict with the
-	// tfsdk.Attribute field name.
-	GetValidators() []tfsdk.AttributeValidator
-}
-
 // AttributeWithBoolValidators is an optional interface on Attribute which
 // enables Bool validation support.
 type AttributeWithBoolValidators interface {

internal/fwschema/fwxschema/block_plan_modification.go

@@ -3,22 +3,8 @@ 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"
 )
 
-// BlockWithPlanModifiers is an optional interface on Block which enables
-// plan modification support.
-type BlockWithPlanModifiers interface {
-	// Implementations should include the fwschema.Block interface methods
-	// for proper block handling.
-	fwschema.Block
-
-	// GetPlanModifiers should return a list of attribute-based plan modifiers.
-	// This is named differently than PlanModifiers to prevent a conflict with
-	// the tfsdk.Block field name.
-	GetPlanModifiers() tfsdk.AttributePlanModifiers
-}
-
 // BlockWithListPlanModifiers is an optional interface on Block which
 // enables List plan modifier support.
 type BlockWithListPlanModifiers interface {

internal/fwschema/fwxschema/block_validation.go

@@ -3,22 +3,8 @@ package fwxschema
 import (
 	"github.com/hashicorp/terraform-plugin-framework/internal/fwschema"
 	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
-	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
 )
 
-// BlockWithValidators is an optional interface on Block which enables
-// validation support.
-type BlockWithValidators interface {
-	// Implementations should include the fwschema.Block interface methods
-	// for proper block handling.
-	fwschema.Block
-
-	// GetValidators should return a list of attribute-based validators. This
-	// is named differently than Validators to prevent a conflict with the
-	// tfsdk.Block field name.
-	GetValidators() []tfsdk.AttributeValidator
-}
-
 // BlockWithListValidators is an optional interface on Block which
 // enables List validation support.
 type BlockWithListValidators interface {