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Update dependencies (#1813)
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65
vendor/github.com/pelletier/go-toml/v2/internal/danger/danger.go
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65
vendor/github.com/pelletier/go-toml/v2/internal/danger/danger.go
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package danger
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import (
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"fmt"
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"reflect"
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"unsafe"
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)
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const maxInt = uintptr(int(^uint(0) >> 1))
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func SubsliceOffset(data []byte, subslice []byte) int {
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datap := (*reflect.SliceHeader)(unsafe.Pointer(&data))
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hlp := (*reflect.SliceHeader)(unsafe.Pointer(&subslice))
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if hlp.Data < datap.Data {
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panic(fmt.Errorf("subslice address (%d) is before data address (%d)", hlp.Data, datap.Data))
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}
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offset := hlp.Data - datap.Data
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if offset > maxInt {
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panic(fmt.Errorf("slice offset larger than int (%d)", offset))
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}
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intoffset := int(offset)
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if intoffset > datap.Len {
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panic(fmt.Errorf("slice offset (%d) is farther than data length (%d)", intoffset, datap.Len))
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}
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if intoffset+hlp.Len > datap.Len {
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panic(fmt.Errorf("slice ends (%d+%d) is farther than data length (%d)", intoffset, hlp.Len, datap.Len))
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}
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return intoffset
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}
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func BytesRange(start []byte, end []byte) []byte {
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if start == nil || end == nil {
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panic("cannot call BytesRange with nil")
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}
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startp := (*reflect.SliceHeader)(unsafe.Pointer(&start))
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endp := (*reflect.SliceHeader)(unsafe.Pointer(&end))
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if startp.Data > endp.Data {
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panic(fmt.Errorf("start pointer address (%d) is after end pointer address (%d)", startp.Data, endp.Data))
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}
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l := startp.Len
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endLen := int(endp.Data-startp.Data) + endp.Len
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if endLen > l {
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l = endLen
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}
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if l > startp.Cap {
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panic(fmt.Errorf("range length is larger than capacity"))
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}
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return start[:l]
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}
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func Stride(ptr unsafe.Pointer, size uintptr, offset int) unsafe.Pointer {
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// TODO: replace with unsafe.Add when Go 1.17 is released
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// https://github.com/golang/go/issues/40481
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return unsafe.Pointer(uintptr(ptr) + uintptr(int(size)*offset))
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}
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23
vendor/github.com/pelletier/go-toml/v2/internal/danger/typeid.go
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23
vendor/github.com/pelletier/go-toml/v2/internal/danger/typeid.go
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package danger
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import (
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"reflect"
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"unsafe"
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)
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// typeID is used as key in encoder and decoder caches to enable using
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// the optimize runtime.mapaccess2_fast64 function instead of the more
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// expensive lookup if we were to use reflect.Type as map key.
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//
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// typeID holds the pointer to the reflect.Type value, which is unique
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// in the program.
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//
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// https://github.com/segmentio/encoding/blob/master/json/codec.go#L59-L61
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type TypeID unsafe.Pointer
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func MakeTypeID(t reflect.Type) TypeID {
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// reflect.Type has the fields:
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// typ unsafe.Pointer
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// ptr unsafe.Pointer
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return TypeID((*[2]unsafe.Pointer)(unsafe.Pointer(&t))[1])
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}
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