You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: taint.go
    path of file: ./repos/terraform/internal/command
    
    the code of the file until where you have to start completion: // Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: BUSL-1.1

package command

import (
	"fmt"
	"strings"

	"github.com/hashicorp/terraform/internal/addrs"
	"github.com/hashicorp/terraform/internal/command/arguments"
	"github.com/hashicorp/terraform/internal/command/clistate"
	"github.com/hashicorp/terraform/internal/command/views"
	"github.com/hashicorp/terraform/internal/states"
	"github.com/hashicorp/terraform/internal/terraform"
	"github.com/hashicorp/terraform/internal/tfdiags"
)

// TaintCommand is a cli.Command implementation that manually taints
// a resource, marking it for recreation.
type TaintCommand struct {
	Meta
}

func (c *TaintCommand) Run(args []string) int {
	args = c.Meta.process(args)
	var allowMissing bool
	cmdFlags := c.Meta.ignoreRemoteVersionFlagSet("taint")
	cmdFlags.BoolVar(&allowMissing, "allow-missing", false, "allow missing")
	cmdFlags.StringVar(&c.Meta.backupPath, "backup", "", "path")
	cmdFlags.BoolVar(&c.Meta.stateLock, "lock", true, "lock state")
	cmdFlags.DurationVar(&c.Meta.stateLockTimeout, "lock-timeout", 0, "lock timeout")
	cmdFlags.StringVar(&c.Meta.statePath, "state", "", "path")
	cmdFlags.StringVar(&c.Meta.stateOutPath, "state-out", "", "path")
	cmdFlags.Usage = func() { c.Ui.Error(c.Help()) }
	if err := cmdFlags.Parse(args); err != nil {
		c.Ui.Error(fmt.Sprintf("Error parsing command-line flags: %s\n", err.Error()))
		return 1
	}

	var diags tfdiags.Diagnostics

	// Require the one argument for the resource to taint
	args = cmdFlags.Args()
	if len(args) != 1 {
		c.Ui.Error("The taint command expects exactly one argument.")
		cmdFlags.Usage()
		return 1
	}

	addr, addrDiags := addrs.ParseAbsResourceInstanceStr(args[0])
	diags = diags.Append(addrDiags)
	if addrDiags.HasErrors() {
		c.showDiagnostics(diags)
		return 1
	}

	if addr.Resource.Resource.Mode != addrs.ManagedResourceMode {
		c.Ui.Error(fmt.Sprintf("Resource instance %s cannot be tainted", addr))
		return 1
	}

	if diags := c.Meta.checkRequiredVersion(); diags != nil {
		c.showDiagnostics(diags)
		return 1
	}

	// Load the backend
	b, bac
    
func (c *TaintCommand) Run(args []string) int {
	args = c.Meta.process(args)
	var allowMissing bool
	cmdFlags := c.Meta.ignoreRemoteVersionFlagSet("taint")
	cmdFlags.BoolVar(&allowMissing, "allow-missing", false, "allow missing")
	cmdFlags.StringVar(&c.Meta.backupPath, "backup", "", "path")
	cmdFlags.BoolVar(&c.Meta.stateLock, "lock", true, "lock state")
	cmdFlags.DurationVar(&c.Meta.stateLockTimeout, "lock-timeout", 0, "lock timeout")
	cmdFlags.StringVar(&c.Meta.statePath, "state", "", "path")
	cmdFlags.StringVar(&c.Meta.stateOutPath, "state-out", "", "path")
	cmdFlags.Usage = func() { c.Ui.Error(c.Help()) }
	if err := cmdFlags.Parse(args); err != nil {
		c.Ui.Error(fmt.Sprintf("Error parsing command-line flags: %s\n", err.Error()))
		return 1
	}

	var diags tfdiags.Diagnostics

	// Require the one argument for the resource to taint
	args = cmdFlags.Args()
	if len(args) != 1 {
		c.Ui.Error("The taint command expects exactly one argument.")
		cmdFlags.Usage()
		return 1
	}

	addr, addrDiags := addrs.ParseAbsResourceInstanceStr(args[0])
	diags = diags.Append(addrDiags)
	if addrDiags.HasErrors() {
		c.showDiagnostics(diags)
		return 1
	}

	if addr.Resource.Resource.Mode != addrs.ManagedResourceMode {
		c.Ui.Error(fmt.Sprintf("Resource instance %s cannot be tainted", addr))
		return 1
	}

	if diags := c.Meta.checkRequiredVersion(); diags != nil {
		c.showDiagnostics(diags)
		return 1
	}

	// Load the backend
	b, backendDiags := c.Backend(nil)
	diags = diags.Append(backendDiags)
	if backendDiags.HasErrors() {
		c.showDiagnostics(diags)
		return 1
	}

	// Determine the workspace name
	workspace, err := c.Workspace()
	if err != nil {
		c.Ui.Error(fmt.Sprintf("Error selecting workspace: %s", err))
		return 1
	}

	// Check remote Terraform version is compatible
	remoteVersionDiags := c.remoteVersionCheck(b, workspace)
	diags = diags.Append(remoteVersionDiags)
	c.showDiagnostics(diags)
	if diags.HasErrors() {
		return 1
	}

	// Get the state
	stateMgr, err := b.StateMgr(workspace)
	if err != nil {
		c.Ui.Error(fmt.Sprintf("Failed to load state: %s", err))
		return 1
	}

	if c.stateLock {
		stateLocker := clistate.NewLocker(c.stateLockTimeout, views.NewStateLocker(arguments.ViewHuman, c.View))
		if diags := stateLocker.Lock(stateMgr, "taint"); diags.HasErrors() {
			c.showDiagnostics(diags)
			return 1
		}
		defer func() {
			if diags := stateLocker.Unlock(); diags.HasErrors() {
				c.showDiagnostics(diags)
			}
		}()
	}

	if err := stateMgr.RefreshState(); err != nil {
		c.Ui.Error(fmt.Sprintf("Failed to load state: %s", err))
		return 1
	}

	// Get the actual state structure
	state := stateMgr.State()
	if state.Empty() {
		if allowMissing {
			return c.allowMissingExit(addr)
		}

		diags = diags.Append(tfdiags.Sourceless(
			tfdiags.Error,
			"No such resource instance",
			"The state currently contains no resource instances whatsoever. This may occur if the configuration has never been applied or if it has recently been destroyed.",
		))
		c.showDiagnostics(diags)
		return 1
	}

	// Get schemas, if possible, before writing state
	var schemas *terraform.Schemas
	if isCloudMode(b) {
		var schemaDiags tfdiags.Diagnostics
		schemas, schemaDiags = c.MaybeGetSchemas(state, nil)
		diags = diags.Append(schemaDiags)
	}

	ss := state.SyncWrapper()

	// Get the resource and instance we're going to taint
	rs := ss.Resource(addr.ContainingResource())
	is := ss.ResourceInstance(addr)
	if is == nil {
		if allowMissing {
			return c.allowMissingExit(addr)
		}

		diags = diags.Append(tfdiags.Sourceless(
			tfdiags.Error,
			"No such resource instance",
			fmt.Sprintf("There is no resource instance in the state with the address %s. If the resource configuration has just been added, you must run \"terraform apply\" once to create the corresponding instance(s) before they can be tainted.", addr),
		))
		c.showDiagnostics(diags)
		return 1
	}

	obj := is.Current
	if obj == nil {
		if len(is.Deposed) != 0 {
			diags = diags.Append(tfdiags.Sourceless(
				tfdiags.Error,
				"No such resource instance",
				fmt.Sprintf("Resource instance %s is currently part-way through a create_before_destroy replacement action. Run \"terraform apply\" to complete its replacement before tainting it.", addr),
			))
		} else {
			// Don't know why we're here, but we'll produce a generic error message anyway.
			diags = diags.Append(tfdiags.Sourceless(
				tfdiags.Error,
				"No such resource instance",
				fmt.Sprintf("Resource instance %s does not currently have a remote object associated with it, so it cannot be tainted.", addr),
			))
		}
		c.showDiagnostics(diags)
		return 1
	}

	obj.Status = states.ObjectTainted
	ss.SetResourceInstanceCurrent(addr, obj, rs.ProviderConfig)

	if err := stateMgr.WriteState(state); err != nil {
		c.Ui.Error(fmt.Sprintf("Error writing state file: %s", err))
		return 1
	}
	if err := stateMgr.PersistState(schemas); err != nil {
		c.Ui.Error(fmt.Sprintf("Error writing state file: %s", err))
		return 1
	}

	c.showDiagnostics(diags)
	c.Ui.Output(fmt.Sprintf("Resource instance %s has been marked as tainted.", addr))
	return 0
}