// mode returns a string describing the mode of an expression.
func mode(tv types.TypeAndValue) string {
s := ""
if tv.IsVoid() {
s += ",void"
}
if tv.IsType() {
s += ",type"
}
if tv.IsBuiltin() {
s += ",builtin"
}
if tv.IsValue() {
s += ",value"
}
if tv.IsNil() {
s += ",nil"
}
if tv.Addressable() {
s += ",addressable"
}
if tv.Assignable() {
s += ",assignable"
}
if tv.HasOk() {
s += ",ok"
}
return s[1:]
}
func mode(tv types.TypeAndValue) string {
switch {
case tv.IsVoid():
return "void"
case tv.IsType():
return "type"
case tv.IsBuiltin():
return "builtin"
case tv.IsNil():
return "nil"
case tv.Assignable():
if tv.Addressable() {
return "var"
}
return "mapindex"
case tv.IsValue():
return "value"
default:
return "unknown"
}
}