useSimplifiedLogicExpression
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Diagnostic Category: lint/complexity/useSimplifiedLogicExpression
Since: v1.0.0
Discard redundant terms from logical expressions.
Examples
Section titled ExamplesInvalid
Section titled Invalidconst boolExp = true;const r = true && boolExp;code-block.js:2:11 lint/complexity/useSimplifiedLogicExpression FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━
⚠ Logical expression contains unnecessary complexity.
1 │ const boolExp = true;
> 2 │ const r = true && boolExp;
│ ^^^^^^^^^^^^^^^
3 │
ℹ Unsafe fix: Discard redundant terms from the logical expression.
2 │ const·r·=·true·&&·boolExp;
│ --------
const boolExp2 = true;const r2 = boolExp || true;code-block.js:2:12 lint/complexity/useSimplifiedLogicExpression FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━
⚠ Logical expression contains unnecessary complexity.
1 │ const boolExp2 = true;
> 2 │ const r2 = boolExp || true;
│ ^^^^^^^^^^^^^^^
3 │
ℹ Unsafe fix: Discard redundant terms from the logical expression.
2 │ const·r2·=·boolExp·||·true;
│ -----------
const nonNullExp = 123;const r3 = null ?? nonNullExp;code-block.js:2:12 lint/complexity/useSimplifiedLogicExpression FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━
⚠ Logical expression contains unnecessary complexity.
1 │ const nonNullExp = 123;
> 2 │ const r3 = null ?? nonNullExp;
│ ^^^^^^^^^^^^^^^^^^
3 │
ℹ Unsafe fix: Discard redundant terms from the logical expression.
2 │ const·r3·=·null·??·nonNullExp;
│ --------
const boolExpr1 = true;const boolExpr2 = false;const r4 = !boolExpr1 || !boolExpr2;code-block.js:3:12 lint/complexity/useSimplifiedLogicExpression FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━
⚠ Logical expression contains unnecessary complexity.
1 │ const boolExpr1 = true;
2 │ const boolExpr2 = false;
> 3 │ const r4 = !boolExpr1 || !boolExpr2;
│ ^^^^^^^^^^^^^^^^^^^^^^^^
4 │
ℹ Unsafe fix: Reduce the complexity of the logical expression.
1 1 │ const boolExpr1 = true;
2 2 │ const boolExpr2 = false;
3 │ - const·r4·=·!boolExpr1·||·!boolExpr2;
3 │ + const·r4·=·!(boolExpr1·&&·boolExpr2);
4 4 │
Valid
Section titled Validconst boolExpr3 = true;const boolExpr4 = false;const r5 = !(boolExpr1 && boolExpr2);const boolExpr5 = true;const boolExpr6 = false;