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chore(linter); add regression case for require-yield #2326

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Feb 5, 2024
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chore(linter); add regression case for require-yield #2326

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49 changes: 23 additions & 26 deletions crates/oxc_linter/src/rules/eslint/require_yield.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ use oxc_diagnostics::{
thiserror::Error,
};
use oxc_macros::declare_oxc_lint;
use oxc_span::{GetSpan, Span};
use oxc_span::Span;

use crate::{context::LintContext, rule::Rule, AstNode};

Expand Down Expand Up @@ -37,16 +37,12 @@ declare_oxc_lint!(

impl Rule for RequireYield {
fn run<'a>(&self, node: &AstNode<'a>, ctx: &LintContext<'a>) {
let kind = node.kind();

if node.flags().has_yield() {
return;
}

if let AstKind::Function(func) = kind {
if func.generator && func.body.as_ref().is_some_and(|body| !body.statements.is_empty())
if let AstKind::Function(func) = node.kind() {
if !node.flags().has_yield()
&& func.generator
&& func.body.as_ref().is_some_and(|body| !body.statements.is_empty())
{
let span = func.id.as_ref().map_or_else(|| kind.span(), |ident| ident.span);
let span = func.id.as_ref().map_or_else(|| func.span, |ident| ident.span);
ctx.diagnostic(RequireYieldDiagnostic(span));
}
}
Expand All @@ -58,25 +54,26 @@ fn test() {
use crate::tester::Tester;

let pass = vec![
("function foo() { return 0; }", None),
("function* foo() { yield 0; }", None),
("function* foo() { }", None),
("(function* foo() { yield 0; })();", None),
("(function* foo() { })();", None),
("var obj = { *foo() { yield 0; } };", None),
("var obj = { *foo() { } };", None),
("class A { *foo() { yield 0; } };", None),
("class A { *foo() { } };", None),
("() => {}", None),
"function foo() { return 0; }",
"function* foo() { yield 0; }",
"function* foo() { }",
"(function* foo() { yield 0; })();",
"(function* foo() { })();",
"function* foo() { while (true) { yield 0; } }",
"var obj = { *foo() { yield 0; } };",
"var obj = { *foo() { } };",
"class A { *foo() { yield 0; } };",
"class A { *foo() { } };",
"() => {}",
];

let fail = vec![
("function* foo() { return 0; }", None),
("(function* foo() { return 0; })();", None),
("var obj = { *foo() { return 0; } }", None),
("class A { *foo() { return 0; } }", None),
("function* foo() { function* bar() { yield 0; } }", None),
("function* foo() { function* bar() { return 0; } yield 0; }", None),
"function* foo() { return 0; }",
"(function* foo() { return 0; })();",
"var obj = { *foo() { return 0; } }",
"class A { *foo() { return 0; } }",
"function* foo() { function* bar() { yield 0; } }",
"function* foo() { function* bar() { return 0; } yield 0; }",
];

Tester::new(RequireYield::NAME, pass, fail).test_and_snapshot();
Expand Down