func Equal()

in arrow/array/compare.go [200:352]
148 lines of code
49 McCabe index (conditional complexity)

func Equal(left, right arrow.Array) 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 *LargeBinary:
		r := right.(*LargeBinary)
		return arrayEqualLargeBinary(l, r)
	case *LargeString:
		r := right.(*LargeString)
		return arrayEqualLargeString(l, r)
	case *BinaryView:
		r := right.(*BinaryView)
		return arrayEqualBinaryView(l, r)
	case *StringView:
		r := right.(*StringView)
		return arrayEqualStringView(l, r)
	case *Int8:
		r := right.(*Int8)
		return arrayEqualFixedWidth(l, r)
	case *Int16:
		r := right.(*Int16)
		return arrayEqualFixedWidth(l, r)
	case *Int32:
		r := right.(*Int32)
		return arrayEqualFixedWidth(l, r)
	case *Int64:
		r := right.(*Int64)
		return arrayEqualFixedWidth(l, r)
	case *Uint8:
		r := right.(*Uint8)
		return arrayEqualFixedWidth(l, r)
	case *Uint16:
		r := right.(*Uint16)
		return arrayEqualFixedWidth(l, r)
	case *Uint32:
		r := right.(*Uint32)
		return arrayEqualFixedWidth(l, r)
	case *Uint64:
		r := right.(*Uint64)
		return arrayEqualFixedWidth(l, r)
	case *Float16:
		r := right.(*Float16)
		return arrayEqualFixedWidth(l, r)
	case *Float32:
		r := right.(*Float32)
		return arrayEqualFixedWidth(l, r)
	case *Float64:
		r := right.(*Float64)
		return arrayEqualFixedWidth(l, r)
	case *Decimal32:
		r := right.(*Decimal32)
		return arrayEqualDecimal(l, r)
	case *Decimal64:
		r := right.(*Decimal64)
		return arrayEqualDecimal(l, r)
	case *Decimal128:
		r := right.(*Decimal128)
		return arrayEqualDecimal(l, r)
	case *Decimal256:
		r := right.(*Decimal256)
		return arrayEqualDecimal(l, r)
	case *Date32:
		r := right.(*Date32)
		return arrayEqualFixedWidth(l, r)
	case *Date64:
		r := right.(*Date64)
		return arrayEqualFixedWidth(l, r)
	case *Time32:
		r := right.(*Time32)
		return arrayEqualFixedWidth(l, r)
	case *Time64:
		r := right.(*Time64)
		return arrayEqualFixedWidth(l, r)
	case *Timestamp:
		r := right.(*Timestamp)
		return arrayEqualTimestamp(l, r)
	case *List:
		r := right.(*List)
		return arrayEqualList(l, r)
	case *LargeList:
		r := right.(*LargeList)
		return arrayEqualLargeList(l, r)
	case *ListView:
		r := right.(*ListView)
		return arrayEqualListView(l, r)
	case *LargeListView:
		r := right.(*LargeListView)
		return arrayEqualLargeListView(l, r)
	case *FixedSizeList:
		r := right.(*FixedSizeList)
		return arrayEqualFixedSizeList(l, r)
	case *Struct:
		r := right.(*Struct)
		return arrayEqualStruct(l, r)
	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 arrayEqualFixedWidth(l, r)
	case *Map:
		r := right.(*Map)
		return arrayEqualMap(l, r)
	case ExtensionArray:
		r := right.(ExtensionArray)
		return arrayEqualExtension(l, r)
	case *Dictionary:
		r := right.(*Dictionary)
		return arrayEqualDict(l, r)
	case *SparseUnion:
		r := right.(*SparseUnion)
		return arraySparseUnionEqual(l, r)
	case *DenseUnion:
		r := right.(*DenseUnion)
		return arrayDenseUnionEqual(l, r)
	case *RunEndEncoded:
		r := right.(*RunEndEncoded)
		return arrayRunEndEncodedEqual(l, r)
	default:
		panic(fmt.Errorf("arrow/array: unknown array type %T", l))
	}
}