fix(template-require-form-method): enable rule by default to match ember-template-lint

Align with upstream: bare <form> and invalid method values are now flagged
without explicit configuration. Pass `false` to opt out.

Author: johanrd

lib/rules/template-require-form-method.js

@@ -7,11 +7,11 @@ const DEFAULT_CONFIG = {
 };
 
 function parseConfig(config) {
-  if (config === false || config === undefined) {
+  if (config === false) {
     return false;
   }
 
-  if (config === true) {
+  if (config === true || config === undefined) {
     return DEFAULT_CONFIG;
   }
 
@@ -88,9 +88,8 @@ module.exports = {
   },
 
   create(context) {
-    // When no options are provided, parseConfig(undefined) returns false and
-    // the rule is disabled. It must be enabled explicitly via `true` or an
-    // `allowedMethods` object.
+    // Default-enabled: parseConfig(undefined) returns DEFAULT_CONFIG.
+    // Pass `false` to explicitly disable the rule.
     const rawOption = context.options[0];
     const config = parseConfig(rawOption);
 

tests/lib/rules/template-require-form-method.js

@@ -9,10 +9,6 @@ const validHbs = [
     options: [{ allowedMethods: ['get'] }],
     code: '<form method="GET"></form>',
   },
-  // Default behavior: when no options are provided, the rule is disabled.
-  // A bare <form> should NOT error.
-  '<form></form>',
-  '<form method="NOT_A_VALID_METHOD"></form>',
   { options: [true], code: '<form method="POST"></form>' },
   { options: [true], code: '<form method="post"></form>' },
   { options: [true], code: '<form method="GET"></form>' },
@@ -28,6 +24,17 @@ const validHbs = [
 ];
 
 const invalidHbs = [
+  // Default-enabled: no options → rule active with POST,GET,DIALOG.
+  {
+    code: '<form></form>',
+    output: '<form method="POST"></form>',
+    errors: [{ message: DEFAULT_ERROR }],
+  },
+  {
+    code: '<form method="NOT_A_VALID_METHOD"></form>',
+    output: '<form method="POST"></form>',
+    errors: [{ message: DEFAULT_ERROR }],
+  },
   {
     options: [{ allowedMethods: ['get'] }],
     code: '<form method="POST"></form>',