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📄 prefer-readonly-parameter-types.test.ts

📊 Analysis Summary

Metric	Count
📦 Imports	9
📊 Variables & Constants	5
📑 Type Aliases	2

📚 Table of Contents

• Imports
• Variables & Constants
• Type Aliases

🛠️ File Location:

📂 packages/eslint-plugin/tests/rules/prefer-readonly-parameter-types.test.ts

📦 Imports

Name	Source
InvalidTestCase	@typescript-eslint/rule-tester
noFormat	@typescript-eslint/rule-tester
RuleTester	@typescript-eslint/rule-tester
InferMessageIdsTypeFromRule	../../src/util
InferOptionsTypeFromRule	../../src/util
rule	../../src/rules/prefer-readonly-parameter-types
readonlynessOptionsDefaults	../../src/util
dedupeTestCases	../dedupeTestCases
getFixturesRootDir	../RuleTester

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Variables & Constants

Name	Type	Kind	Value	Exported
ruleTester	any	const	`new RuleTester({
languageOptions: {
parserOptions: {
project: './tsconfig.json',
tsconfigRootDir: rootPath,
},
},
})`	✗
primitives	string[]	const	`[
'boolean',
'true',
'string',
"'a'",
'number',
'1',
'symbol',
'any',
'unknown',
'never',
'null',
'undefined',
]`	✗
arrays	string[]	const	`[
'readonly string[]',
'Readonly',
'ReadonlyArray',
'readonly [string]',
'Readonly<[string]>',
]`	✗
objects	string[]	const	`[
'{ foo: "" }',
'{ foo: readonly string[] }',
'{ foo(): void }',
]`	✗
weirdIntersections	string[]	const	`[
`
interface Test {
(): void
readonly property: boolean
}
function foo(arg: Test) {}
`,
`
type Test = (() => void) & {
readonly property: boolean
};
function foo(arg: Test) {}
`,
]`	✗

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Type Aliases

MessageIds

type MessageIds = InferMessageIdsTypeFromRule<typeof rule>;

Options

type Options = InferOptionsTypeFromRule<typeof rule>;

---