feat: cover ThisExpression

Author: tyankatsu0105

lib/rules/no-use-computed-property-like-method.js

@@ -103,6 +103,7 @@ const getValueType = ({ property, propertyMap }) => {
         ) {
           if (
             returnStatement.argument.type === 'MemberExpression' &&
+            returnStatement.argument.object.type === 'ThisExpression' &&
             returnStatement.argument.property.type === 'Identifier'
           )
             return {
@@ -114,6 +115,7 @@ const getValueType = ({ property, propertyMap }) => {
           if (
             returnStatement.argument.type === 'CallExpression' &&
             returnStatement.argument.callee.type === 'MemberExpression' &&
+            returnStatement.argument.callee.object.type === 'ThisExpression' &&
             returnStatement.argument.callee.property.type === 'Identifier'
           )
             return {