tools: autofixer for lowercase-name-for-primitive

PR-URL: #17715
Refs: #16636
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
Reviewed-By: Weijia Wang <starkwang@126.com>

Author: shobhitchittora

test/parallel/test-eslint-lowercase-name-for-primitive.js

@@ -22,20 +22,28 @@ new RuleTester().run('lowercase-name-for-primitive', rule, {
 ],
 invalid: [
 {
-code: 'new errors.TypeError("ERR_INVALID_ARG_TYPE", "a", "Number")',
-errors: [{message: 'primitive should use lowercase: Number'}]
+code: 'new errors.TypeError(\'ERR_INVALID_ARG_TYPE\', \'a\', '+
+'\'Number\')',
+errors: [{message: 'primitive should use lowercase: Number'}],
+output: 'new errors.TypeError(\'ERR_INVALID_ARG_TYPE\', \'a\', '+
+'\'number\')'
 },
 {
-code: 'new errors.TypeError("ERR_INVALID_ARG_TYPE", "a", "STRING")',
-errors: [{message: 'primitive should use lowercase: STRING'}]
+code: 'new errors.TypeError(\'ERR_INVALID_ARG_TYPE\', \'a\', '+
+'\'STRING\')',
+errors: [{message: 'primitive should use lowercase: STRING'}],
+output: 'new errors.TypeError(\'ERR_INVALID_ARG_TYPE\', \'a\', '+
+'\'string\')'
 },
 {
-code: 'new errors.TypeError("ERR_INVALID_ARG_TYPE", "a",'+
-'["String", "Number"])',
+code: 'new errors.TypeError(\'ERR_INVALID_ARG_TYPE\', \'a\', '+
+'[\'String\', \'Number\']) ',
 errors: [
 {message: 'primitive should use lowercase: String'},
 {message: 'primitive should use lowercase: Number'}
-]
+],
+output: 'new errors.TypeError(\'ERR_INVALID_ARG_TYPE\', \'a\', '+
+'[\'string\', \'number\']) '
 }
 ]
 });

tools/eslint-rules/lowercase-name-for-primitive.js

@@ -22,22 +22,33 @@ module.exports = function(context) {
 
 switch(names.type){
 case'Literal':
-checkName(node,names.value);
+checkName(names);
 break;
 case'ArrayExpression':
 names.elements.forEach((name)=>{
-checkName(node,name.value);
+checkName(name);
 });
 break;
 }
 }
 
-functioncheckName(node,name){
+functioncheckName(node){
+constname=node.value;
 constlowercaseName=name.toLowerCase();
-if(primitives.includes(lowercaseName)&&!primitives.includes(name)){
+if(name!==lowercaseName&&primitives.includes(lowercaseName)){
 constmsg=`primitive should use lowercase: ${name}`;
-context.report(node,msg);
+context.report({
+ node,
+message: msg,
+fix: (fixer)=>{
+returnfixer.replaceText(
+node,
+`'${lowercaseName}'`
+);
+}
+});
 }
+
 }
 
 return{