add fix

Author: inker

lib/rules/require-shorthand-boolean-prop.js

@@ -19,7 +19,7 @@ module.exports = {
       recommended: false,
       url: 'https://eslint.vuejs.org/rules/require-shorthand-boolean-prop.html'
     },
-    fixable: null,  // or "code" or "whitespace"
+    fixable: 'code',
     schema: [
       {
         enum: ['always', 'never']
@@ -38,7 +38,13 @@ module.exports = {
               context.report({
                 node,
                 loc: node.loc,
-                message: 'Unexpected shorthand prop.'
+                message: 'Unexpected shorthand prop.',
+                fix (fixer) {
+                  const { rawName } = attr.key || {}
+                  return rawName
+                    ? fixer.replaceTextRange(attr.range, `:${rawName}="true"`)
+                    : null
+                }
               })
             }
             continue
@@ -49,7 +55,13 @@ module.exports = {
               context.report({
                 node,
                 loc: node.loc,
-                message: "Unexpected 'true' value."
+                message: "Unexpected 'true' value.",
+                fix (fixer) {
+                  const { rawName } = (attr.key || {}).argument || {}
+                  return rawName
+                    ? fixer.replaceTextRange(attr.range, rawName)
+                    : null
+                }
               })
             }
             continue