Thanks to visit codestin.com
Credit goes to github.com

Skip to content

fix(eslint-plugin): [no-unsafe-return] allow returning anything if explicitly returning any #7708

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Oct 19, 2023
Merged

fix(eslint-plugin): [no-unsafe-return] allow returning anything if explicitly returning any #7708

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
8e75d2c
fix(eslint-plugin): [no-unsafe-return] allow returning anything if ex…
Josh-Cena Oct 1, 2023
e677bb7
Add test
Josh-Cena Oct 6, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 7 additions & 1 deletion packages/eslint-plugin/src/rules/no-unsafe-return.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -96,7 +96,13 @@ export default util.createRule({
// function return type, we shouldn't complain (it's intentional, even if unsafe)
if (functionTSNode.type) {
for (const signature of functionType.getCallSignatures()) {
if (returnNodeType === signature.getReturnType()) {
if (
returnNodeType === signature.getReturnType() ||
util.isTypeFlagSet(
signature.getReturnType(),
ts.TypeFlags.Any | ts.TypeFlags.Unknown,
)
) {
return;
}
}
Expand Down
11 changes: 11 additions & 0 deletions packages/eslint-plugin/tests/rules/no-unsafe-return.test.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,17 @@ function foo(): Set<number> {
return new Map();
}
`,
// https://github.com/typescript-eslint/typescript-eslint/issues/3549
`
function foo(): any {
return [] as any[];
}
`,
Copy link
Member

@JoshuaKGoldberg JoshuaKGoldberg Oct 6, 2023 •
edited
Loading

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

[Testing] Could you add a test for unknown too?

some room for interpretation.

Yeah I think this is fine as-is for now. If folks really give solid use-cases for the more complex ones we can always look into adding more complexity.

`
function foo(): unknown {
return [] as any[];
}
`,
],
invalid: [
{
Expand Down