Spaces:
Runtime error
Runtime error
File size: 1,599 Bytes
4a51346 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 |
/**
* @fileoverview enforce default parameters to be last
* @author Chiawen Chen
*/
"use strict";
module.exports = {
meta: {
type: "suggestion",
docs: {
description: "enforce default parameters to be last",
category: "Best Practices",
recommended: false,
url: "https://eslint.org/docs/rules/default-param-last"
},
schema: [],
messages: {
shouldBeLast: "Default parameters should be last."
}
},
create(context) {
// eslint-disable-next-line jsdoc/require-description
/**
* @param {ASTNode} node function node
* @returns {void}
*/
function handleFunction(node) {
let hasSeenPlainParam = false;
for (let i = node.params.length - 1; i >= 0; i -= 1) {
const param = node.params[i];
if (
param.type !== "AssignmentPattern" &&
param.type !== "RestElement"
) {
hasSeenPlainParam = true;
continue;
}
if (hasSeenPlainParam && param.type === "AssignmentPattern") {
context.report({
node: param,
messageId: "shouldBeLast"
});
}
}
}
return {
FunctionDeclaration: handleFunction,
FunctionExpression: handleFunction,
ArrowFunctionExpression: handleFunction
};
}
};
|