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mirror of https://github.com/wader/fq.git synced 2024-12-23 13:22:58 +03:00
fq/pkg/interp/bitops.go

106 lines
3.6 KiB
Go

package interp
import (
"math/big"
"github.com/wader/fq/internal/gojqex"
"github.com/wader/gojq"
)
func init() {
RegisterFunc0("bnot", (*Interp).bnot)
RegisterFunc2("bsl", (*Interp).bsl)
RegisterFunc2("bsr", (*Interp).bsr)
RegisterFunc2("band", (*Interp).band)
RegisterFunc2("bor", (*Interp).bor)
RegisterFunc2("bxor", (*Interp).bxor)
}
func (i *Interp) bnot(c any) any {
switch c := c.(type) {
case int:
return ^c
case *big.Int:
return new(big.Int).Not(c)
case gojq.JQValue:
return i.bnot(c.JQValueToGoJQ())
default:
return &gojqex.UnaryTypeError{Name: "bnot", V: c}
}
}
func (i *Interp) bsl(c any, a any, b any) any {
return gojq.BinopTypeSwitch(a, b,
func(l, r int) any {
if v := l << r; v>>r == l {
return v
}
return new(big.Int).Lsh(big.NewInt(int64(l)), uint(r))
},
func(l, r float64) any { return int(l) << int(r) },
func(l, r *big.Int) any { return new(big.Int).Lsh(l, uint(r.Uint64())) },
func(l, r string) any { return &gojqex.BinopTypeError{Name: "bsl", L: l, R: r} },
func(l, r []any) any { return &gojqex.BinopTypeError{Name: "bsl", L: l, R: r} },
func(l, r map[string]any) any {
return &gojqex.BinopTypeError{Name: "bsl", L: l, R: r}
},
func(l, r any) any { return &gojqex.BinopTypeError{Name: "bsl", L: l, R: r} },
)
}
func (i *Interp) bsr(c any, a any, b any) any {
return gojq.BinopTypeSwitch(a, b,
func(l, r int) any { return l >> r },
func(l, r float64) any { return int(l) >> int(r) },
func(l, r *big.Int) any { return new(big.Int).Rsh(l, uint(r.Uint64())) },
func(l, r string) any { return &gojqex.BinopTypeError{Name: "bsr", L: l, R: r} },
func(l, r []any) any { return &gojqex.BinopTypeError{Name: "bsr", L: l, R: r} },
func(l, r map[string]any) any {
return &gojqex.BinopTypeError{Name: "bsr", L: l, R: r}
},
func(l, r any) any { return &gojqex.BinopTypeError{Name: "bsr", L: l, R: r} },
)
}
func (i *Interp) band(c any, a any, b any) any {
return gojq.BinopTypeSwitch(a, b,
func(l, r int) any { return l & r },
func(l, r float64) any { return int(l) & int(r) },
func(l, r *big.Int) any { return new(big.Int).And(l, r) },
func(l, r string) any { return &gojqex.BinopTypeError{Name: "band", L: l, R: r} },
func(l, r []any) any { return &gojqex.BinopTypeError{Name: "band", L: l, R: r} },
func(l, r map[string]any) any {
return &gojqex.BinopTypeError{Name: "band", L: l, R: r}
},
func(l, r any) any { return &gojqex.BinopTypeError{Name: "band", L: l, R: r} },
)
}
func (i *Interp) bor(c any, a any, b any) any {
return gojq.BinopTypeSwitch(a, b,
func(l, r int) any { return l | r },
func(l, r float64) any { return int(l) | int(r) },
func(l, r *big.Int) any { return new(big.Int).Or(l, r) },
func(l, r string) any { return &gojqex.BinopTypeError{Name: "bor", L: l, R: r} },
func(l, r []any) any { return &gojqex.BinopTypeError{Name: "bor", L: l, R: r} },
func(l, r map[string]any) any {
return &gojqex.BinopTypeError{Name: "bor", L: l, R: r}
},
func(l, r any) any { return &gojqex.BinopTypeError{Name: "bor", L: l, R: r} },
)
}
func (i *Interp) bxor(c any, a any, b any) any {
return gojq.BinopTypeSwitch(a, b,
func(l, r int) any { return l ^ r },
func(l, r float64) any { return int(l) ^ int(r) },
func(l, r *big.Int) any { return new(big.Int).Xor(l, r) },
func(l, r string) any { return &gojqex.BinopTypeError{Name: "bxor", L: l, R: r} },
func(l, r []any) any { return &gojqex.BinopTypeError{Name: "bxor", L: l, R: r} },
func(l, r map[string]any) any {
return &gojqex.BinopTypeError{Name: "bxor", L: l, R: r}
},
func(l, r any) any { return &gojqex.BinopTypeError{Name: "bxor", L: l, R: r} },
)
}