60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
|
/**
|
||
|
|
* @fileoverview Enforce the state initialization style to be either in a constructor or with a class property
|
||
|
|
* @author Kanitkorn Sujautra
|
||
|
|
*/
|
||
|
|
|
||
|
|
'use strict';
|
||
|
|
|
||
|
|
const Components = require('../util/Components');
|
||
|
|
const docsUrl = require('../util/docsUrl');
|
||
|
|
|
||
|
|
// ------------------------------------------------------------------------------
|
||
|
|
// Rule Definition
|
||
|
|
// ------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
module.exports = {
|
||
|
|
meta: {
|
||
|
|
docs: {
|
||
|
|
description: 'State initialization in an ES6 class component should be in a constructor',
|
||
|
|
category: 'Stylistic Issues',
|
||
|
|
recommended: false,
|
||
|
|
url: docsUrl('state-in-constructor')
|
||
|
|
},
|
||
|
|
schema: [{
|
||
|
|
enum: ['always', 'never']
|
||
|
|
}]
|
||
|
|
},
|
||
|
|
|
||
|
|
create: Components.detect((context, components, utils) => {
|
||
|
|
const option = context.options[0] || 'always';
|
||
|
|
return {
|
||
|
|
ClassProperty(node) {
|
||
|
|
if (
|
||
|
|
option === 'always' &&
|
||
|
|
!node.static &&
|
||
|
|
node.key.name === 'state' &&
|
||
|
|
utils.getParentES6Component()
|
||
|
|
) {
|
||
|
|
context.report({
|
||
|
|
node,
|
||
|
|
message: 'State initialization should be in a constructor'
|
||
|
|
});
|
||
|
|
}
|
||
|
|
},
|
||
|
|
AssignmentExpression(node) {
|
||
|
|
if (
|
||
|
|
option === 'never' &&
|
||
|
|
utils.isStateMemberExpression(node.left) &&
|
||
|
|
utils.inConstructor() &&
|
||
|
|
utils.getParentES6Component()
|
||
|
|
) {
|
||
|
|
context.report({
|
||
|
|
node,
|
||
|
|
message: 'State initialization should be in a class property'
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
})
|
||
|
|
};
|