fix: fixed a bug where provider_meta was not recognized because of missing schema

Author: teneko

docs/resources/path_exists.md

@@ -3,7 +3,7 @@
 page_title: "value_path_exists Resource - terraform-provider-value"
 subcategory: ""
 description: |-
-  Checks if an OS path exists and caches its computation at plan-time and won't change afterapply-time even the path may have been removed.
+  Checks if an OS path exists and caches its computation at plan-time and won't change after apply-time even the path may have been removed.
   Provider Metadata
   Each module can use providermeta. Please keep in mind that these settings only count for resources of this module! (see https://www.terraform.io/internals/provider-meta https://www.terraform.io/internals/provider-meta):
   ```terraform
@@ -27,7 +27,7 @@ description: |-
 
 # value_path_exists (Resource)
 
-Checks if an OS path exists and caches its computation at plan-time and won't change afterapply-time even the path may have been removed.
+Checks if an OS path exists and caches its computation at plan-time and won't change after apply-time even the path may have been removed.
 ## Provider Metadata
 Each module can use provider_meta. Please keep in mind that these settings only count for resources of this module! (see [https://www.terraform.io/internals/provider-meta](https://www.terraform.io/internals/provider-meta)):
 ```terraform

examples/replaced_when/file_inexistence_check/findme

@@ -5,6 +5,14 @@ terraform {
       version = "0.1.0"
     }
   }
+
+  provider_meta "value" {
+    guid_seed_addition = "module(file_inexistence_check)"
+  }
+}
+
+provider "value" {
+  guid_seed_addition = "project(file_inexistence_check)"
 }
 
 resource "value_unknown_proposer" "default" {}

examples/replaced_when/file_inexistence_check/main.tf

@@ -45,7 +45,7 @@ func (r *pathExistsResource) Configure(ctx context.Context, req resource.Configu
 
 func (r pathExistsResource) GetSchema(_ context.Context) (tfsdk.Schema, diag.Diagnostics) {
 	return tfsdk.Schema{
-		Description: "Checks if an OS path exists and caches its computation at plan-time and won't change after" +
+		Description: "Checks if an OS path exists and caches its computation at plan-time and won't change after " +
 			"apply-time even the path may have been removed." + "\n" + goproviderconfig.GetProviderMetaGuidSeedAdditionAttributeDescription(),
 		Attributes: map[string]tfsdk.Attribute{
 			"path": {

internal/fwkprovider/path_exists.go

@@ -21,6 +21,7 @@ type providerWithTraits interface {
 	fwkprovider.ProviderWithMetadata
 	fwkprovider.ProviderWithResources
 	fwkprovider.ProviderWithDataSources
+	fwkprovider.ProviderWithMetaSchema
 }
 
 // Provider schema struct
@@ -46,6 +47,11 @@ func (p *provider) GetSchema(_ context.Context) (tfsdk.Schema, diag.Diagnostics)
 	return *fwkproviderconfig.GetProviderConfigSchema(), nil
 }
 
+// GetMetaSchema implements providerWithTraits
+func (*provider) GetMetaSchema(context.Context) (tfsdk.Schema, diag.Diagnostics) {
+	return *fwkproviderconfig.GetProviderMetaSchema(), nil
+}
+
 func (p *provider) Configure(ctx context.Context, req fwkprovider.ConfigureRequest, resp *fwkprovider.ConfigureResponse) {
 	// Retrieve provider data from configuration
 	var config providerConfig

internal/fwkprovider/provider.go

@@ -5,8 +5,27 @@ import (
 
 	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
 	"github.com/hashicorp/terraform-plugin-framework/types"
+	"github.com/pseudo-dynamic/terraform-provider-value/internal/goproviderconfig"
 )
 
+const GuidSeedAdditionAttributeName string = "guid_seed_addition"
+
+func getGuidSeedAdditionAttribute() tfsdk.Attribute {
+	return tfsdk.Attribute{
+		Type:     types.StringType,
+		Required: false,
+		Optional: true,
+		Computed: false,
+		Validators: []tfsdk.AttributeValidator{
+			&PlanKnownValidator{},
+		},
+		PlanModifiers: tfsdk.AttributePlanModifiers{
+			guidSeedAdditionDefaultEmptyModifier{},
+		},
+		Description: goproviderconfig.GetGuidSeedAdditionAttributeDescription(),
+	}
+}
+
 type guidSeedAdditionDefaultEmptyModifier struct{}
 
 func (r guidSeedAdditionDefaultEmptyModifier) Modify(ctx context.Context, req tfsdk.ModifyAttributePlanRequest, resp *tfsdk.ModifyAttributePlanResponse) {

internal/fwkproviderconfig/attribute_guid_seed_addition.go

@@ -2,27 +2,13 @@ package fwkproviderconfig
 
 import (
 	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
-	"github.com/hashicorp/terraform-plugin-framework/types"
-	"github.com/pseudo-dynamic/terraform-provider-value/internal/goproviderconfig"
 )
 
 func GetProviderConfigSchema() *tfsdk.Schema {
 	return &tfsdk.Schema{
 		Version: 0,
 		Attributes: map[string]tfsdk.Attribute{
-			"guid_seed_addition": {
-				Type:     types.StringType,
-				Required: false,
-				Optional: true,
-				Computed: false,
-				Validators: []tfsdk.AttributeValidator{
-					&PlanKnownValidator{},
-				},
-				PlanModifiers: tfsdk.AttributePlanModifiers{
-					guidSeedAdditionDefaultEmptyModifier{},
-				},
-				Description: goproviderconfig.GetGuidSeedAdditionAttributeDescription(),
-			},
+			GuidSeedAdditionAttributeName: getGuidSeedAdditionAttribute(),
 		},
 	}
 }

internal/fwkproviderconfig/provider_config_schema.go

@@ -0,0 +1,14 @@
+package fwkproviderconfig
+
+import (
+	"github.com/hashicorp/terraform-plugin-framework/tfsdk"
+)
+
+func GetProviderMetaSchema() *tfsdk.Schema {
+	return &tfsdk.Schema{
+		Version: 0,
+		Attributes: map[string]tfsdk.Attribute{
+			GuidSeedAdditionAttributeName: getGuidSeedAdditionAttribute(),
+		},
+	}
+}

internal/fwkproviderconfig/provider_meta_schema.go

@@ -42,11 +42,17 @@ func TryUnmarshalValueThenExtractGuidSeedAddition(value *tftypes.Value) (string,
 	var diags []*tfprotov6.Diagnostic
 
 	if valueMap, diags, isErroneous = schema.UnmarshalValue(value); isErroneous {
+		diags = append(diags, &tfprotov6.Diagnostic{
+			Severity: tfprotov6.DiagnosticSeverityError,
+			Summary:  "Could unmarshal value to map[string]tftypes.Value",
+			Detail:   "Could unmarshal value to map[string]tftypes.Value to extract guid_seed_addition",
+		})
 		goto Return
 	}
 	_ = value
 
 	if seedAdditionValue, isSuccesful = valueMap["guid_seed_addition"]; !isSuccesful {
+		// Not having guid_seed_addition is fine.
 		goto Return
 	}
 	_ = seedAdditionValue

internal/goproviderconfig/attribute_guid_seed_addition.go

@@ -18,7 +18,7 @@ func GetProviderMetaSchema() *tfprotov6.Schema {
 		Version: 0,
 		Block: &tfprotov6.SchemaBlock{
 			Attributes: []*tfprotov6.SchemaAttribute{
-				GetGuidSeedAdditionSchemaAttribute(GetProviderMetaGuidSeedAdditionAttributeDescription()),
+				GetGuidSeedAdditionSchemaAttribute(GetGuidSeedAdditionAttributeDescription()),
 			},
 		},
 	}