unicorn/consistent-empty-array-spread Pedantic

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What it does

When spreading a ternary in an array, we can use both [] and '' as fallbacks, but it's better to have consistent types in both branches.

Examples

Examples of incorrect code for this rule:

const array = [a, ...(foo ? [b, c] : "")];

const array = [a, ...(foo ? "bc" : [])];

Examples of correct code for this rule:

const array = [a, ...(foo ? [b, c] : [])];

const array = [a, ...(foo ? "bc" : "")];

References

• Rule Source