Add command-level warning prompt

internal/taskfile/cmd.go

@@ -11,6 +11,7 @@ type Cmd struct {
 	Silent      bool
 	Task        string
 	Vars        *Vars
+	Warning     string
 	IgnoreError bool
 }
 
@@ -41,11 +42,13 @@ func (c *Cmd) UnmarshalYAML(unmarshal func(interface{}) error) error {
 	var cmdStruct struct {
 		Cmd         string
 		Silent      bool
+		Warning     string
 		IgnoreError bool `yaml:"ignore_error"`
 	}
 	if err := unmarshal(&cmdStruct); err == nil && cmdStruct.Cmd != "" {
 		c.Cmd = cmdStruct.Cmd
 		c.Silent = cmdStruct.Silent
+		c.Warning = cmdStruct.Warning
 		c.IgnoreError = cmdStruct.IgnoreError
 		return nil
 	}

internal/taskfile/task.go

@@ -25,6 +25,7 @@ type Task struct {
 	Silent        bool
 	Method        string
 	Prefix        string
+	Warning       string
 	IgnoreError   bool
 }
 
@@ -69,6 +70,7 @@ func (t *Task) UnmarshalYAML(unmarshal func(interface{}) error) error {
 		Silent        bool
 		Method        string
 		Prefix        string
+		Warning       string
 		IgnoreError   bool `yaml:"ignore_error"`
 	}
 	if err := unmarshal(&task); err == nil {
@@ -87,6 +89,7 @@ func (t *Task) UnmarshalYAML(unmarshal func(interface{}) error) error {
 		t.Silent = task.Silent
 		t.Method = task.Method
 		t.Prefix = task.Prefix
+		t.Warning = task.Warning
 		t.IgnoreError = task.IgnoreError
 
 		return nil

internal/taskfile/taskfile.go

@@ -16,6 +16,7 @@ type Taskfile struct {
 	Env        *Vars
 	Tasks      Tasks
 	Silent     bool
+	Warning    string
 }
 
 // UnmarshalYAML implements yaml.Unmarshaler interface
@@ -30,6 +31,7 @@ func (tf *Taskfile) UnmarshalYAML(unmarshal func(interface{}) error) error {
 		Env        *Vars
 		Tasks      Tasks
 		Silent     bool
+		Warning    string
 	}
 	if err := unmarshal(&taskfile); err != nil {
 		return err
@@ -43,6 +45,7 @@ func (tf *Taskfile) UnmarshalYAML(unmarshal func(interface{}) error) error {
 	tf.Env = taskfile.Env
 	tf.Tasks = taskfile.Tasks
 	tf.Silent = taskfile.Silent
+	tf.Warning = taskfile.Warning
 	if tf.Expansions <= 0 {
 		tf.Expansions = 2
 	}

task.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"strings"
 	"sync"
 	"sync/atomic"
 
@@ -34,6 +35,7 @@ type Executor struct {
 
 	Dir        string
 	Entrypoint string
+	Warning    string
 	Force      bool
 	Watch      bool
 	Verbose    bool
@@ -345,6 +347,17 @@ func (e *Executor) runCommand(ctx context.Context, t *taskfile.Task, call taskfi
 		}
 		return nil
 	case cmd.Cmd != "":
+		if cmd.Warning != "" {
+			fmt.Printf("%s (y/N): ", cmd.Warning)
+
+			var response string
+			fmt.Scanln(&response)
+
+			if !isConfirmed(response) {
+				return errors.New("cancelled at warning")
+			}
+		}
+
 		if e.Verbose || (!cmd.Silent && !t.Silent && !e.Taskfile.Silent && !e.Silent) {
 			e.Logger.Errf(logger.Green, "task: %s", cmd.Cmd)
 		}
@@ -399,3 +412,14 @@ func getEnviron(t *taskfile.Task) []string {
 	}
 	return environ
 }
+
+func isConfirmed(response string) bool {
+	affirmativeResponses := []string{"y", "yes"}
+
+	for _, affirm := range affirmativeResponses {
+		if strings.ToLower(response) == affirm {
+			return true
+		}
+	}
+	return false
+}

variables.go

@@ -41,6 +41,7 @@ func (e *Executor) CompiledTask(call taskfile.Call) (*taskfile.Task, error) {
 		Vars:        nil,
 		Env:         nil,
 		Silent:      origTask.Silent,
+		Warning:     origTask.Warning,
 		Method:      r.Replace(origTask.Method),
 		Prefix:      r.Replace(origTask.Prefix),
 		IgnoreError: origTask.IgnoreError,
@@ -77,6 +78,7 @@ func (e *Executor) CompiledTask(call taskfile.Call) (*taskfile.Task, error) {
 			new.Cmds[i] = &taskfile.Cmd{
 				Task:        r.Replace(cmd.Task),
 				Silent:      cmd.Silent,
+				Warning:     cmd.Warning,
 				Cmd:         r.Replace(cmd.Cmd),
 				Vars:        r.ReplaceVars(cmd.Vars),
 				IgnoreError: cmd.IgnoreError,