63 lines
1.6 KiB
Plaintext
63 lines
1.6 KiB
Plaintext
/**
|
|
* @fileoverview Rule to disallow returning value from constructor.
|
|
* @author Pig Fang <https://github.com/g-plane>
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Rule Definition
|
|
//------------------------------------------------------------------------------
|
|
|
|
/** @type {import('../shared/types').Rule} */
|
|
module.exports = {
|
|
meta: {
|
|
type: "problem",
|
|
|
|
docs: {
|
|
description: "Disallow returning value from constructor",
|
|
recommended: false,
|
|
url: "https://eslint.org/docs/latest/rules/no-constructor-return"
|
|
},
|
|
|
|
schema: {},
|
|
|
|
fixable: null,
|
|
|
|
messages: {
|
|
unexpected: "Unexpected return statement in constructor."
|
|
}
|
|
},
|
|
|
|
create(context) {
|
|
const stack = [];
|
|
|
|
return {
|
|
onCodePathStart(_, node) {
|
|
stack.push(node);
|
|
},
|
|
onCodePathEnd() {
|
|
stack.pop();
|
|
},
|
|
ReturnStatement(node) {
|
|
const last = stack[stack.length - 1];
|
|
|
|
if (!last.parent) {
|
|
return;
|
|
}
|
|
|
|
if (
|
|
last.parent.type === "MethodDefinition" &&
|
|
last.parent.kind === "constructor" &&
|
|
(node.parent.parent === last || node.argument)
|
|
) {
|
|
context.report({
|
|
node,
|
|
messageId: "unexpected"
|
|
});
|
|
}
|
|
}
|
|
};
|
|
}
|
|
};
|