Remove deprecated --module/--no-module and module attribute

cmd/cli.go

@@ -140,6 +140,12 @@ func unknownOptionHandler(option string, arg flags.SplitArgument, args []string)
 	if option == "loglevel" {
 		return []string{}, errors.New("--loglevel option was removed in v0.40.0. Please set TFLINT_LOG environment variables instead")
 	}
+	if option == "module" {
+		return []string{}, errors.New("--module option was removed in v0.52.0. Use --call-module-type=all instead")
+	}
+	if option == "no-module" {
+		return []string{}, errors.New("--no-module option was removed in v0.52.0. Use --call-module-type=none instead")
+	}
 	return []string{}, fmt.Errorf(`--%s is unknown option. Please run "tflint --help"`, option)
 }
 

cmd/option.go

@@ -3,7 +3,6 @@ package cmd
 import (
 	"fmt"
 	"log"
-	"os"
 	"strings"
 
 	"github.com/terraform-linters/tflint/terraform"
@@ -24,8 +23,6 @@ type Options struct {
 	EnablePlugins          []string `long:"enable-plugin" description:"Enable plugins from the command line" value-name:"PLUGIN_NAME"`
 	Varfiles               []string `long:"var-file" description:"Terraform variable file name" value-name:"FILE"`
 	Variables              []string `long:"var" description:"Set a Terraform variable" value-name:"'foo=bar'"`
-	Module                 *bool    `long:"module" description:"Enable module inspection" hidden:"true"`
-	NoModule               *bool    `long:"no-module" description:"Disable module inspection" hidden:"true"`
 	CallModuleType         *string  `long:"call-module-type" description:"Types of module to call (default: local)" choice:"all" choice:"local" choice:"none"`
 	Chdir                  string   `long:"chdir" description:"Switch to a different working directory before executing the command" value-name:"DIR"`
 	Recursive              bool     `long:"recursive" description:"Run command in each directory recursively"`
@@ -61,17 +58,6 @@ func (opts *Options) toConfig() *tflint.Config {
 
 	callModuleType := terraform.CallLocalModule
 	callModuleTypeSet := false
-	// --call-module-type takes precedence over --module/--no-module. This is for backward compatibility.
-	if opts.Module != nil {
-		fmt.Fprintln(os.Stderr, "WARNING: --module is deprecated. Use --call-module-type=all instead.")
-		callModuleType = terraform.CallAllModule
-		callModuleTypeSet = true
-	}
-	if opts.NoModule != nil {
-		fmt.Fprintln(os.Stderr, "WARNING: --no-module is deprecated. Use --call-module-type=none instead.")
-		callModuleType = terraform.CallNoModule
-		callModuleTypeSet = true
-	}
 	if opts.CallModuleType != nil {
 		var err error
 		callModuleType, err = terraform.AsCallModuleType(*opts.CallModuleType)
@@ -192,12 +178,6 @@ func (opts *Options) toWorkerCommands(workingDir string) []string {
 	for _, variable := range opts.Variables {
 		commands = append(commands, fmt.Sprintf("--var=%s", variable))
 	}
-	if opts.Module != nil && *opts.Module {
-		commands = append(commands, "--module")
-	}
-	if opts.NoModule != nil && *opts.NoModule {
-		commands = append(commands, "--no-module")
-	}
 	if opts.CallModuleType != nil {
 		commands = append(commands, fmt.Sprintf("--call-module-type=%s", *opts.CallModuleType))
 	}

cmd/option_test.go

@@ -37,51 +37,6 @@ func Test_toConfig(t *testing.T) {
 				Plugins:           map[string]*tflint.PluginConfig{},
 			},
 		},
-		{
-			Name:    "--module",
-			Command: "./tflint --module",
-			Expected: &tflint.Config{
-				CallModuleType:    terraform.CallAllModule,
-				CallModuleTypeSet: true,
-				Force:             false,
-				IgnoreModules:     map[string]bool{},
-				Varfiles:          []string{},
-				Variables:         []string{},
-				DisabledByDefault: false,
-				Rules:             map[string]*tflint.RuleConfig{},
-				Plugins:           map[string]*tflint.PluginConfig{},
-			},
-		},
-		{
-			Name:    "--no-module",
-			Command: "./tflint --no-module",
-			Expected: &tflint.Config{
-				CallModuleType:    terraform.CallNoModule,
-				CallModuleTypeSet: true,
-				Force:             false,
-				IgnoreModules:     map[string]bool{},
-				Varfiles:          []string{},
-				Variables:         []string{},
-				DisabledByDefault: false,
-				Rules:             map[string]*tflint.RuleConfig{},
-				Plugins:           map[string]*tflint.PluginConfig{},
-			},
-		},
-		{
-			Name:    "--module and --call-module-type",
-			Command: "./tflint --module --call-module-type none",
-			Expected: &tflint.Config{
-				CallModuleType:    terraform.CallNoModule,
-				CallModuleTypeSet: true,
-				Force:             false,
-				IgnoreModules:     map[string]bool{},
-				Varfiles:          []string{},
-				Variables:         []string{},
-				DisabledByDefault: false,
-				Rules:             map[string]*tflint.RuleConfig{},
-				Plugins:           map[string]*tflint.PluginConfig{},
-			},
-		},
 		{
 			Name:    "--force",
 			Command: "./tflint --force",
@@ -340,8 +295,6 @@ func Test_toWorkerCommands(t *testing.T) {
 				"--var-file=example2.tfvars",
 				"--var=foo=bar",
 				"--var=bar=baz",
-				"--module",
-				"--no-module",
 				"--call-module-type=all",
 				"--chdir=dir",
 				"--recursive",
@@ -378,8 +331,6 @@ func Test_toWorkerCommands(t *testing.T) {
 				"--var-file=example2.tfvars",
 				"--var=foo=bar",
 				"--var=bar=baz",
-				"--module",
-				"--no-module",
 				"--call-module-type=all",
 				"--chdir=subdir", // "--chdir=dir",
 				// "--recursive",

integrationtest/cli/cli_test.go

@@ -161,6 +161,20 @@ func TestIntegration(t *testing.T) {
 			status:  cmd.ExitCodeError,
 			stderr:  "--loglevel option was removed in v0.40.0. Please set TFLINT_LOG environment variables instead",
 		},
+		{
+			name:    "removed --module option",
+			command: "./tflint --module",
+			dir:     "no_issues",
+			status:  cmd.ExitCodeError,
+			stderr:  "--module option was removed in v0.52.0. Use --call-module-type=all instead",
+		},
+		{
+			name:    "removed --no-module option",
+			command: "./tflint --no-module",
+			dir:     "no_issues",
+			status:  cmd.ExitCodeError,
+			stderr:  "--no-module option was removed in v0.52.0. Use --call-module-type=none instead",
+		},
 		{
 			name:    "invalid options",
 			command: "./tflint --unknown",

tflint/config.go

@@ -42,7 +42,6 @@ var configSchema = &hcl.BodySchema{
 
 var innerConfigSchema = &hcl.BodySchema{
 	Attributes: []hcl.AttributeSchema{
-		{Name: "module"},
 		{Name: "call_module_type"},
 		{Name: "force"},
 		{Name: "ignore_module"},
@@ -51,6 +50,9 @@ var innerConfigSchema = &hcl.BodySchema{
 		{Name: "disabled_by_default"},
 		{Name: "plugin_dir"},
 		{Name: "format"},
+
+		// Removed attributes
+		{Name: "module"},
 	},
 }
 
@@ -249,25 +251,6 @@ func loadConfig(file afero.File) (*Config, error) {
 						return config, err
 					}
 
-				// "module" attribute is deprecated. Use "call_module_type" instead.
-				// This is for backward compatibility.
-				case "module":
-					fmt.Fprintf(os.Stderr, "WARNING: \"module\" attribute in %s is deprecated. Use \"call_module_type\" instead.\n", file.Name())
-					if config.CallModuleTypeSet {
-						// If "call_module_type" is set, ignore "module" attribute
-						continue
-					}
-					var module bool
-					config.CallModuleTypeSet = true
-					if err := gohcl.DecodeExpression(attr.Expr, nil, &module); err != nil {
-						return config, err
-					}
-					if module {
-						config.CallModuleType = terraform.CallAllModule
-					} else {
-						config.CallModuleType = terraform.CallNoModule
-					}
-
 				case "force":
 					config.ForceSet = true
 					if err := gohcl.DecodeExpression(attr.Expr, nil, &config.Force); err != nil {
@@ -317,6 +300,10 @@ func loadConfig(file afero.File) (*Config, error) {
 						return config, fmt.Errorf("%s is invalid format. Allowed formats are: %s", config.Format, strings.Join(validFormats, ", "))
 					}
 
+				// Removed attributes
+				case "module":
+					return config, fmt.Errorf(`"module" attribute was removed in v0.52.0. Use "call_module_type" instead`)
+
 				default:
 					panic("never happened")
 				}

tflint/config_test.go

@@ -417,34 +417,6 @@ config {
 			},
 			errCheck: neverHappend,
 		},
-		{
-			name: "prefer call_module_type over module",
-			file: "config.hcl",
-			files: map[string]string{
-				"config.hcl": `
-config {
-  call_module_type = "none"
-  module           = true
-}`,
-			},
-			want: &Config{
-				CallModuleType:    terraform.CallNoModule,
-				CallModuleTypeSet: true,
-				Force:             false,
-				IgnoreModules:     map[string]bool{},
-				Varfiles:          []string{},
-				Variables:         []string{},
-				DisabledByDefault: false,
-				Rules:             map[string]*RuleConfig{},
-				Plugins: map[string]*PluginConfig{
-					"terraform": {
-						Name:    "terraform",
-						Enabled: true,
-					},
-				},
-			},
-			errCheck: neverHappend,
-		},
 		{
 			name: "valid required_version",
 			file: "config.hcl",
@@ -487,6 +459,19 @@ tflint {
 				return err == nil || err.Error() != `config.hcl:6,1-7: Multiple "tflint" blocks are not allowed; The "tflint" block is already found in config.hcl:2,1-7, but found the second one.`
 			},
 		},
+		{
+			name: "removed module attribute",
+			file: "config.hcl",
+			files: map[string]string{
+				"config.hcl": `
+config {
+  module = true
+}`,
+			},
+			errCheck: func(err error) bool {
+				return err == nil || err.Error() != `"module" attribute was removed in v0.52.0. Use "call_module_type" instead`
+			},
+		},
 	}
 
 	for _, test := range tests {