1.0.0

internal/validate/divisibleBy.go

@@ -0,0 +1,47 @@
+package validate
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/hashicorp/terraform-plugin-framework-validators/helpers/validatordiag"
+	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
+)
+
+var _ validator.Int64 = divisibleByValidator{}
+
+// divisibleByValidator validates that an integer Attribute's value is divisible by certain value
+type divisibleByValidator struct {
+	divisor int64
+}
+
+// Description describes the validation in plain text formatting.
+func (v divisibleByValidator) Description(_ context.Context) string {
+	return fmt.Sprintf("value must be divisible by %d", v.divisor)
+}
+
+// MarkdownDescription describes the validation in Markdown formatting.
+func (v divisibleByValidator) MarkdownDescription(ctx context.Context) string {
+	return v.Description(ctx)
+}
+
+// Validate performs the validation.
+func (v divisibleByValidator) ValidateInt64(ctx context.Context, req validator.Int64Request, response *validator.Int64Response) {
+	if req.ConfigValue.IsNull() || req.ConfigValue.IsUnknown() {
+		return
+	}
+
+	if req.ConfigValue.ValueInt64()%v.divisor != 0 {
+		response.Diagnostics.Append(validatordiag.InvalidAttributeValueDiagnostic(
+			req.Path,
+			v.Description(ctx),
+			fmt.Sprintf("%d", req.ConfigValue.ValueInt64()),
+		))
+	}
+}
+
+func DivisibleBy(divisor int64) validator.Int64 {
+	return divisibleByValidator{
+		divisor: divisor,
+	}
+}