func arrayApproxEqual()

in arrow/array/compare.go [406:518]
107 lines of code
35 McCabe index (conditional complexity)

func arrayApproxEqual(left, right Interface, opt equalOption) bool {
	switch {
	case !baseArrayEqual(left, right):
		return false
	case left.Len() == 0:
		return true
	case left.NullN() == left.Len():
		return true
	}

	// at this point, we know both arrays have same type, same length, same number of nulls
	// and nulls at the same place.
	// compare the values.

	switch l := left.(type) {
	case *Null:
		return true
	case *Boolean:
		r := right.(*Boolean)
		return arrayEqualBoolean(l, r)
	case *FixedSizeBinary:
		r := right.(*FixedSizeBinary)
		return arrayEqualFixedSizeBinary(l, r)
	case *Binary:
		r := right.(*Binary)
		return arrayEqualBinary(l, r)
	case *String:
		r := right.(*String)
		return arrayEqualString(l, r)
	case *Int8:
		r := right.(*Int8)
		return arrayEqualInt8(l, r)
	case *Int16:
		r := right.(*Int16)
		return arrayEqualInt16(l, r)
	case *Int32:
		r := right.(*Int32)
		return arrayEqualInt32(l, r)
	case *Int64:
		r := right.(*Int64)
		return arrayEqualInt64(l, r)
	case *Uint8:
		r := right.(*Uint8)
		return arrayEqualUint8(l, r)
	case *Uint16:
		r := right.(*Uint16)
		return arrayEqualUint16(l, r)
	case *Uint32:
		r := right.(*Uint32)
		return arrayEqualUint32(l, r)
	case *Uint64:
		r := right.(*Uint64)
		return arrayEqualUint64(l, r)
	case *Float16:
		r := right.(*Float16)
		return arrayApproxEqualFloat16(l, r, opt)
	case *Float32:
		r := right.(*Float32)
		return arrayApproxEqualFloat32(l, r, opt)
	case *Float64:
		r := right.(*Float64)
		return arrayApproxEqualFloat64(l, r, opt)
	case *Decimal128:
		r := right.(*Decimal128)
		return arrayEqualDecimal128(l, r)
	case *Date32:
		r := right.(*Date32)
		return arrayEqualDate32(l, r)
	case *Date64:
		r := right.(*Date64)
		return arrayEqualDate64(l, r)
	case *Time32:
		r := right.(*Time32)
		return arrayEqualTime32(l, r)
	case *Time64:
		r := right.(*Time64)
		return arrayEqualTime64(l, r)
	case *Timestamp:
		r := right.(*Timestamp)
		return arrayEqualTimestamp(l, r)
	case *List:
		r := right.(*List)
		return arrayApproxEqualList(l, r, opt)
	case *FixedSizeList:
		r := right.(*FixedSizeList)
		return arrayApproxEqualFixedSizeList(l, r, opt)
	case *Struct:
		r := right.(*Struct)
		return arrayApproxEqualStruct(l, r, opt)
	case *MonthInterval:
		r := right.(*MonthInterval)
		return arrayEqualMonthInterval(l, r)
	case *DayTimeInterval:
		r := right.(*DayTimeInterval)
		return arrayEqualDayTimeInterval(l, r)
	case *MonthDayNanoInterval:
		r := right.(*MonthDayNanoInterval)
		return arrayEqualMonthDayNanoInterval(l, r)
	case *Duration:
		r := right.(*Duration)
		return arrayEqualDuration(l, r)
	case *Map:
		r := right.(*Map)
		return arrayApproxEqualList(l.List, r.List, opt)
	case ExtensionArray:
		r := right.(ExtensionArray)
		return arrayApproxEqualExtension(l, r, opt)
	default:
		panic(xerrors.Errorf("arrow/array: unknown array type %T", l))
	}

	return false
}