func fetchEntry(ivars *C.lucy_InverterIVARS, fieldGo string) *C.lucy_InverterEntry {
field := (*C.cfish_String)(clownfish.GoToClownfish(fieldGo,
unsafe.Pointer(C.CFISH_STRING), false))
defer C.cfish_decref(unsafe.Pointer(field))
schema := ivars.schema
fieldNum := C.LUCY_Seg_Field_Num(ivars.segment, field)
if fieldNum == 0 {
// This field seems not to be in the segment yet. Try to find it in
// the Schema.
if C.LUCY_Schema_Fetch_Type(schema, field) != nil {
// The field is in the Schema. Get a field num from the Segment.
fieldNum = C.LUCY_Seg_Add_Field(ivars.segment, field)
} else {
// We've truly failed to find the field. The user must
// not have spec'd it.
fieldGo := clownfish.CFStringToGo(unsafe.Pointer(field))
err := clownfish.NewErr("Unknown field name: '" + fieldGo + "'")
panic(err)
}
}
entry := C.CFISH_Vec_Fetch(ivars.entry_pool, C.size_t(fieldNum))
if entry == nil {
newEntry := C.lucy_InvEntry_new(schema, field, fieldNum)
C.CFISH_Vec_Store(ivars.entry_pool, C.size_t(fieldNum),
(*C.cfish_Obj)(unsafe.Pointer(entry)))
return newEntry
}
return (*C.lucy_InverterEntry)(unsafe.Pointer(entry))
}
func goToVector(value interface{}, nullable bool) unsafe.Pointer {
switch v := value.(type) {
case []interface{}:
if v == nil {
if nullable {
return nil
}
} else {
size := len(v)
vec := C.cfish_Vec_new(C.size_t(size))
for i := 0; i < size; i++ {
elem := GoToClownfish(v[i], nil, true)
C.CFISH_Vec_Store(vec, C.size_t(i), (*C.cfish_Obj)(elem))
}
return unsafe.Pointer(vec)
}
case Obj:
certifyCF(v, C.CFISH_VECTOR, nullable)
return unsafe.Pointer(C.cfish_incref(unsafe.Pointer(v.TOPTR())))
}
mess := fmt.Sprintf("Can't convert %T to clownfish.Vector", value)
panic(NewErr(mess))
}