useYield
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Diagnostic Category: lint/correctness/useYield
Since: v1.0.0
Sources:
- Same as:
require-yield
Require generator functions to contain yield.
This rule generates warnings for generator functions that do not have the yield keyword.
Examples
Section titled ExamplesInvalid
Section titled Invalidfunction* foo() { return 10;}code-block.js:1:1 lint/correctness/useYield ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✖ This generator function doesn’t contain yield.
> 1 │ function* foo() {
│ ^^^^^^^^^^^^^^^^^
> 2 │ return 10;
> 3 │ }
│ ^
4 │
Valid
Section titled Validfunction* foo() { yield 5; return 10;}
function foo() { return 10;}
// This rule does not warn on empty generator functions.function* foo() { }