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revive/testdata/optimize-operands-order.go
doniacld 5d04216294
Add optimize-operands-order rule (#599) (#603)
Co-authored-by: SalvadorC <salvadorcavadini+github@gmail.com>
2021-10-23 09:29:14 +02:00

33 lines
1.3 KiB
Go

package fixtures
func conditionalExpr(x, y bool) bool {
equal := x == y // should not match, not AND or OR operators
if x || y { // should not match, no caller
return true
}
or := caller(x, y) || y // MATCH /for better performance 'caller(x, y) || y' might be rewritten as 'y || caller(x, y)'/
if caller(x, y) || y { // MATCH /for better performance 'caller(x, y) || y' might be rewritten as 'y || caller(x, y)'/
return true
}
switch {
case x == y:
return y
case caller(x, y) && y: // MATCH /for better performance 'caller(x, y) && y' might be rewritten as 'y && caller(x, y)'/
return x
}
complexExpr := caller(caller(x, y) && y, y) || y
// MATCH:20 /for better performance 'caller(caller(x, y) && y, y) || y' might be rewritten as 'y || caller(caller(x, y) && y, y)'/
// MATCH:20 /for better performance 'caller(x, y) && y' might be rewritten as 'y && caller(x, y)'/
noSwap := caller(x, y) || (x && caller(y, x)) // should not match, caller in the right operand
callRight := caller(x, y) && (x && caller(y, x)) // should not match, caller in the right operand
return caller(x, y) && y // MATCH /for better performance 'caller(x, y) && y' might be rewritten as 'y && caller(x, y)'/
}
func caller(x, y bool) bool {
return true
}