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package json
import (
"fmt"
"reflect"
)
// Transition functions for recognizing Timestamp.
// Adapted from encoding/json/scanner.go.
// stateUpperT is the state after reading `T`.
func stateUpperT(s *scanner, c int) int {
if c == 'i' {
s.step = generateState("Timestamp", []byte("mestamp"), stateConstructor)
return scanContinue
}
return s.error(c, "in literal Timestamp (expecting 'i')")
}
// Decodes a Timestamp literal stored in the underlying byte data into v.
func (d *decodeState) storeTimestamp(v reflect.Value) {
op := d.scanWhile(scanSkipSpace)
if op != scanBeginCtor {
d.error(fmt.Errorf("expected beginning of constructor"))
}
args, err := d.ctor("Timestamp", []reflect.Type{uint32Type, uint32Type})
if err != nil {
d.error(err)
}
switch kind := v.Kind(); kind {
case reflect.Interface:
arg0 := uint32(args[0].Uint())
arg1 := uint32(args[1].Uint())
v.Set(reflect.ValueOf(Timestamp{arg0, arg1}))
default:
d.error(fmt.Errorf("cannot store %v value into %v type", timestampType, kind))
}
}
// Returns a Timestamp literal from the underlying byte data.
func (d *decodeState) getTimestamp() interface{} {
op := d.scanWhile(scanSkipSpace)
if op != scanBeginCtor {
d.error(fmt.Errorf("expected beginning of constructor"))
}
// Prevent d.convertNumber() from parsing the arguments as float64s.
useNumber := d.useNumber
d.useNumber = true
args := d.ctorInterface()
if err := ctorNumArgsMismatch("Timestamp", 2, len(args)); err != nil {
d.error(err)
}
arg0, err := args[0].(Number).Uint32()
if err != nil {
d.error(fmt.Errorf("expected uint32 for first argument of Timestamp constructor"))
}
arg1, err := args[1].(Number).Uint32()
if err != nil {
d.error(fmt.Errorf("expected uint32 for second argument of Timestamp constructor"))
}
d.useNumber = useNumber
return Timestamp{arg0, arg1}
}
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