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default-param-last

Enforces default parameters to be last.

Attributes

  • Included in configs
    • ✅ Recommended
    • 🔒 Strict
  • Fixable
    • 🔧 Automated Fixer
    • 🛠 Suggestion Fixer
  • 💭 Requires type information

Rule Details

This rule extends the base eslint/default-param-last rule. It adds support for optional parameters.

/* eslint @typescript-eslint/default-param-last: ["error"] */

function f(a = 0, b: number) {}
function f(a: number, b = 0, c: number) {}
function f(a: number, b?: number, c: number) {}
class Foo {
constructor(public a = 10, private b: number) {}
}
class Foo {
constructor(public a?: number, private b: number) {}
}

How to Use

{
// note you must disable the base rule as it can report incorrect errors
"default-param-last": "off",
"@typescript-eslint/default-param-last": ["error"]
}

Options

See eslint/default-param-last options.

Taken with ❤️ from ESLint core