fix: Avoid duplicated warnings

Author: radeksimko

internal/backend/local/backend_plan.go

@@ -77,6 +77,7 @@ func (b *Local) opPlan(
 	}
 
 	// Get our context
+	// first diagnostic
 	lr, configSnap, opState, ctxDiags := b.localRun(op)
 	diags = diags.Append(ctxDiags)
 	if ctxDiags.HasErrors() {
@@ -105,6 +106,7 @@ func (b *Local) opPlan(
 		defer logging.PanicHandler()
 		defer close(doneCh)
 		log.Printf("[INFO] backend/local: plan calling Plan")
+		// second diagnostic
 		plan, planDiags = lr.Core.Plan(lr.Config, lr.InputState, lr.PlanOpts)
 	}()
 
@@ -120,7 +122,7 @@ func (b *Local) opPlan(
 	// NOTE: We intentionally don't stop here on errors because we always want
 	// to try to present a partial plan report and, if the user chose to,
 	// generate a partial saved plan file for external analysis.
-	diags = diags.Append(planDiags)
+	diags = planDiags
 
 	// Even if there are errors we need to handle anything that may be
 	// contained within the plan, so only exit if there is no data at all.

internal/terraform/node_resource_plan_partialexp.go

@@ -201,6 +201,7 @@ func (n *nodePlannablePartialExpandedResource) managedResourceExecute(ctx EvalCo
 	}
 
 	unmarkedConfigVal, _ := configVal.UnmarkDeep()
+	log.Printf("[TRACE] Validating partially expanded config for %q", n.addr)
 	validateResp := provider.ValidateResourceConfig(
 		providers.ValidateResourceConfigRequest{
 			TypeName: n.addr.Resource().Type,

internal/terraform/node_resource_validate.go

@@ -5,6 +5,7 @@ package terraform
 
 import (
 	"fmt"
+	"log"
 	"strings"
 
 	"github.com/hashicorp/hcl/v2"
@@ -390,6 +391,7 @@ func (n *NodeValidatableResource) validateResource(ctx EvalContext) tfdiags.Diag
 
 		// Use unmarked value for validate request
 		unmarkedConfigVal, _ := configVal.UnmarkDeep()
+		log.Printf("[TRACE] Validating config for %q", n.Addr)
 		req := providers.ValidateResourceConfigRequest{
 			TypeName:           n.Config.Type,
 			Config:             unmarkedConfigVal,