orionsoft-react-scripts
Version:
Orionsoft Configuration and scripts for Create React App.
67 lines (57 loc) • 1.8 kB
JavaScript
/**
* @fileoverview Prevent usage of setState in componentDidMount
* @author Yannick Croissant
*/
;
// ------------------------------------------------------------------------------
// Rule Definition
// ------------------------------------------------------------------------------
module.exports = {
meta: {
docs: {
description: 'Prevent usage of setState in componentDidMount',
category: 'Best Practices',
recommended: false
},
schema: [{
enum: ['disallow-in-func']
}]
},
create: function(context) {
var mode = context.options[0] || 'allow-in-func';
// --------------------------------------------------------------------------
// Public
// --------------------------------------------------------------------------
return {
CallExpression: function(node) {
var callee = node.callee;
if (
callee.type !== 'MemberExpression' ||
callee.object.type !== 'ThisExpression' ||
callee.property.name !== 'setState'
) {
return;
}
var ancestors = context.getAncestors(callee).reverse();
var depth = 0;
for (var i = 0, j = ancestors.length; i < j; i++) {
if (/Function(Expression|Declaration)$/.test(ancestors[i].type)) {
depth++;
}
if (
(ancestors[i].type !== 'Property' && ancestors[i].type !== 'MethodDefinition') ||
ancestors[i].key.name !== 'componentDidMount' ||
(mode !== 'disallow-in-func' && depth > 1)
) {
continue;
}
context.report({
node: callee,
message: 'Do not use setState in componentDidMount'
});
break;
}
}
};
}
};