sideEffectsValidity

Enforces that the sideEffects property is valid.

✅ This rule is included in the package-json logical presets.

This rule checks that the sideEffects property is either a boolean or an array. If the value is an array, it should only consist of non-empty strings.

Examples

❌ Incorre

5<3{d ivclassNa="meec-li">nt< sp ansty="le--0:#7FDBCA;--1:#096E">72"sideEffect53<: sp ansty="le--0:#D9F5DD;--1:#1111">1<1"sp ansty="le--0:#C789D6;--1:#7C56">86fal1<1"d ivclassNa="meec-li">5<3}d ivclassNa="meco"><}d>

3de6E72"sideEffe3F<53: spans="tyle--0:#FF6A83;--1:#A2">4848f3<}di vdivclass="Nameexpressive-">3de6E72"sideEffe3F5<3: [ spans="tyle--0:#D9F5DD;--1:#11">1<111" spans="tyle--0:#C789D6;--1:#7C">5686./dist/polyfill1<111" spans="tyle--0:#D6DEEB;--1:#40">33<"]>

When Not To Use It

If you don’t need compliance with npm’s sideEffects field specification, you can disable this rule. For example, if you use a different package manager that treats the field differently, this rule may not be correct for you.

Related Rules

• sideEffectsPresence - Enforces that the sideEffects property is present.

Equivalents in Other Linters

• ESLint: package-json/valid-sideEffects