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Merge pull request #3583 from nspcc-dev/extend-accepted-parameters
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Extend accepted parameters
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@roman-khimov
roman-khimov authored Sep 12, 2024
2 parents 6bbf15f + 8469f97 commit 80dd635
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Showing 2 changed files with 169 additions and 37 deletions.
85 changes: 58 additions & 27 deletions pkg/smartcontract/parameter.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -342,36 +342,55 @@ func NewParameterFromValue(value any) (Parameter, error) {
case *keys.PublicKey:
result.Type = PublicKeyType
result.Value = v.Bytes()
case [][]byte:
arr := make([]Parameter, 0, len(v))
for i := range v {
// We know the type exactly, so error is not possible.
elem, _ := NewParameterFromValue(v[i])
arr = append(arr, elem)
}
result.Type = ArrayType
result.Value = arr
case []Parameter:
result.Type = ArrayType
result.Value = slices.Clone(v)
case [][]byte:
return newArrayParameter(v)
case []string:
return newArrayParameter(v)
case []bool:
return newArrayParameter(v)
case []*big.Int:
return newArrayParameter(v)
case []int8:
return newArrayParameter(v)
case []int16:
return newArrayParameter(v)
case []uint16:
return newArrayParameter(v)
case []int32:
return newArrayParameter(v)
case []uint32:
return newArrayParameter(v)
case []int:
return newArrayParameter(v)
case []uint:
return newArrayParameter(v)
case []int64:
return newArrayParameter(v)
case []uint64:
return newArrayParameter(v)
case []*Parameter:
return newArrayParameter(v)
case []Convertible:
return newArrayParameter(v)
case []util.Uint160:
return newArrayParameter(v)
case []util.Uint256:
return newArrayParameter(v)
case []*util.Uint160:
return newArrayParameter(v)
case []*util.Uint256:
return newArrayParameter(v)
case []keys.PublicKey:
return newArrayParameter(v)
case []*keys.PublicKey:
return NewParameterFromValue(keys.PublicKeys(v))
return newArrayParameter(v)
case keys.PublicKeys:
arr := make([]Parameter, 0, len(v))
for i := range v {
// We know the type exactly, so error is not possible.
elem, _ := NewParameterFromValue(v[i])
arr = append(arr, elem)
}
result.Type = ArrayType
result.Value = arr
return newArrayParameter(v)
case []any:
arr, err := NewParametersFromValues(v...)
if err != nil {
return result, err
}
result.Type = ArrayType
result.Value = arr
return newArrayParameter(v)
case nil:
result.Type = AnyType
default:
Expand All @@ -381,9 +400,15 @@ func NewParameterFromValue(value any) (Parameter, error) {
return result, nil
}

// NewParametersFromValues is similar to NewParameterFromValue except that it
// works with multiple values and returns a simple slice of Parameter.
func NewParametersFromValues(values ...any) ([]Parameter, error) {
func newArrayParameter[E any, S ~[]E](values S) (Parameter, error) {
arr, err := newArrayOfParameters(values)
if err != nil {
return Parameter{}, err
}
return Parameter{Type: ArrayType, Value: arr}, nil
}

func newArrayOfParameters[E any, S ~[]E](values S) ([]Parameter, error) {
res := make([]Parameter, 0, len(values))
for i := range values {
elem, err := NewParameterFromValue(values[i])
Expand All @@ -395,6 +420,12 @@ func NewParametersFromValues(values ...any) ([]Parameter, error) {
return res, nil
}

// NewParametersFromValues is similar to NewParameterFromValue except that it
// works with multiple values and returns a simple slice of Parameter.
func NewParametersFromValues(values ...any) ([]Parameter, error) {
return newArrayOfParameters(values)
}

// ExpandParameterToEmitable converts a parameter to a type which can be handled as
// an array item by emit.Array. It correlates with the way an RPC server handles
// FuncParams for invoke* calls inside the request.ExpandArrayIntoScript function.
Expand Down
121 changes: 111 additions & 10 deletions pkg/smartcontract/parameter_test.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -673,6 +673,11 @@ func TestParameterFromValue(t *testing.T) {
expType: ByteArrayType,
expVal: []byte{1, 2, 3},
},
{
value: testConvertible{i: 123},
expType: IntegerType,
expVal: 123,
},
{
value: util.Uint160{1, 2, 3},
expType: Hash160Type,
Expand Down Expand Up @@ -712,22 +717,107 @@ func TestParameterFromValue(t *testing.T) {
expVal: pk2.PublicKey().Bytes(),
},
{
value: nil,
expType: AnyType,
expVal: nil,
value: []Parameter{{ByteArrayType, []byte{1, 2, 3}}, {ByteArrayType, []byte{3, 2, 1}}},
expType: ArrayType,
expVal: []Parameter{{ByteArrayType, []byte{1, 2, 3}}, {ByteArrayType, []byte{3, 2, 1}}},
},
{
value: [][]byte{{1, 2, 3}, {3, 2, 1}},
expType: ArrayType,
expVal: []Parameter{{ByteArrayType, []byte{1, 2, 3}}, {ByteArrayType, []byte{3, 2, 1}}},
},
{
value: []Parameter{{ByteArrayType, []byte{1, 2, 3}}, {ByteArrayType, []byte{3, 2, 1}}},
value: []string{"qwe", "asd"},
expType: ArrayType,
expVal: []Parameter{{StringType, "qwe"}, {StringType, "asd"}},
},
{
value: []bool{false, true},
expType: ArrayType,
expVal: []Parameter{{BoolType, false}, {BoolType, true}},
},
{
value: []*big.Int{big.NewInt(100), big.NewInt(42)},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []int8{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []int16{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []uint16{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []int32{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []uint32{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []int{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []uint{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []int64{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []uint64{100, 42},
expType: ArrayType,
expVal: []Parameter{{IntegerType, big.NewInt(100)}, {IntegerType, big.NewInt(42)}},
},
{
value: []*Parameter{{ByteArrayType, []byte{1, 2, 3}}, {ByteArrayType, []byte{3, 2, 1}}},
expType: ArrayType,
expVal: []Parameter{{ByteArrayType, []byte{1, 2, 3}}, {ByteArrayType, []byte{3, 2, 1}}},
},
{
value: []*keys.PublicKey{pk1.PublicKey(), pk2.PublicKey()},
value: []Convertible{testConvertible{i: 123}, testConvertible{i: 321}},
expType: ArrayType,
expVal: []Parameter{{IntegerType, 123}, {IntegerType, 321}},
},
{
value: []util.Uint160{{1, 2, 3}, {3, 2, 1}},
expType: ArrayType,
expVal: []Parameter{{Hash160Type, util.Uint160{1, 2, 3}}, {Hash160Type, util.Uint160{3, 2, 1}}},
},
{
value: []util.Uint256{{1, 2, 3}, {3, 2, 1}},
expType: ArrayType,
expVal: []Parameter{{Hash256Type, util.Uint256{1, 2, 3}}, {Hash256Type, util.Uint256{3, 2, 1}}},
},
{
value: []*util.Uint160{{1, 2, 3}, nil, {3, 2, 1}},
expType: ArrayType,
expVal: []Parameter{{Hash160Type, util.Uint160{1, 2, 3}}, {AnyType, nil}, {Hash160Type, util.Uint160{3, 2, 1}}},
},
{
value: []*util.Uint256{{1, 2, 3}, nil, {3, 2, 1}},
expType: ArrayType,
expVal: []Parameter{{Hash256Type, util.Uint256{1, 2, 3}}, {AnyType, nil}, {Hash256Type, util.Uint256{3, 2, 1}}},
},
{
value: []keys.PublicKey{*pk1.PublicKey(), *pk2.PublicKey()},
expType: ArrayType,
expVal: []Parameter{{
Type: PublicKeyType,
Expand All @@ -748,6 +838,17 @@ func TestParameterFromValue(t *testing.T) {
Value: pk2.PublicKey().Bytes(),
}},
},
{
value: []*keys.PublicKey{pk1.PublicKey(), pk2.PublicKey()},
expType: ArrayType,
expVal: []Parameter{{
Type: PublicKeyType,
Value: pk1.PublicKey().Bytes(),
}, {
Type: PublicKeyType,
Value: pk2.PublicKey().Bytes(),
}},
},
{
value: []any{-42, "random", []byte{1, 2, 3}},
expType: ArrayType,
Expand All @@ -762,11 +863,6 @@ func TestParameterFromValue(t *testing.T) {
Value: []byte{1, 2, 3},
}},
},
{
value: testConvertible{i: 123},
expType: IntegerType,
expVal: 123,
},
{
value: []any{1, testConvertible{i: 123}},
expType: ArrayType,
Expand All @@ -781,6 +877,11 @@ func TestParameterFromValue(t *testing.T) {
},
},
},
{
value: nil,
expType: AnyType,
expVal: nil,
},
{
value: testConvertible{err: "invalid i value"},
err: "invalid i value",
Expand Down

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