woodpecker/vendor/github.com/Azure/go-ansiterm/csi_entry_state.go
2019-04-07 14:58:40 +02:00

49 lines
1.2 KiB
Go

package ansiterm
type csiEntryState struct {
baseState
}
func (csiState csiEntryState) Handle(b byte) (s state, e error) {
csiState.parser.logf("CsiEntry::Handle %#x", b)
nextState, err := csiState.baseState.Handle(b)
if nextState != nil || err != nil {
return nextState, err
}
switch {
case sliceContains(alphabetics, b):
return csiState.parser.ground, nil
case sliceContains(csiCollectables, b):
return csiState.parser.csiParam, nil
case sliceContains(executors, b):
return csiState, csiState.parser.execute()
}
return csiState, nil
}
func (csiState csiEntryState) Transition(s state) error {
csiState.parser.logf("CsiEntry::Transition %s --> %s", csiState.Name(), s.Name())
csiState.baseState.Transition(s)
switch s {
case csiState.parser.ground:
return csiState.parser.csiDispatch()
case csiState.parser.csiParam:
switch {
case sliceContains(csiParams, csiState.parser.context.currentChar):
csiState.parser.collectParam()
case sliceContains(intermeds, csiState.parser.context.currentChar):
csiState.parser.collectInter()
}
}
return nil
}
func (csiState csiEntryState) Enter() error {
csiState.parser.clear()
return nil
}