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Builtin pow (from Add pow builtin ) #106

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Merged
merged 3 commits into from
Oct 23, 2018
Merged

Builtin pow (from Add pow builtin ) #106

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2c94248
Add pow builtin
aisk Jul 30, 2017
f824e52
Merge branch 'master' into builtin-pow
alanjds Oct 6, 2018
0a11050
One less attribution
alanjds Oct 22, 2018
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12 changes: 12 additions & 0 deletions grumpy-runtime-src/runtime/builtin_types.go
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Original file line number Diff line number Diff line change
Expand Up @@ -546,6 +546,17 @@ func builtinOrd(f *Frame, args Args, _ KWArgs) (*Object, *BaseException) {
return NewInt(result).ToObject(), nil
}

func builtinPower(f *Frame, args Args, kwargs KWArgs) (*Object, *BaseException) {
expectedTypes := []*Type{ObjectType, ObjectType}
if len(args) == 3 {
return nil, f.RaiseType(NotImplementedErrorType, "third parameter is not supported now")
}
if raised := checkFunctionArgs(f, "pow", args, expectedTypes...); raised != nil {
return nil, raised
}
return Pow(f, args[0], args[1])
}

func builtinPrint(f *Frame, args Args, kwargs KWArgs) (*Object, *BaseException) {
sep := " "
end := "\n"
Expand Down Expand Up @@ -787,6 +798,7 @@ func init() {
"oct": newBuiltinFunction("oct", builtinOct).ToObject(),
"open": newBuiltinFunction("open", builtinOpen).ToObject(),
"ord": newBuiltinFunction("ord", builtinOrd).ToObject(),
"pow": newBuiltinFunction("pow", builtinPower).ToObject(),
"print": newBuiltinFunction("print", builtinPrint).ToObject(),
"range": newBuiltinFunction("range", builtinRange).ToObject(),
"raw_input": newBuiltinFunction("raw_input", builtinRawInput).ToObject(),
Expand Down
5 changes: 5 additions & 0 deletions grumpy-runtime-src/runtime/builtin_types_test.go
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Expand Up @@ -294,6 +294,11 @@ func TestBuiltinFuncs(t *testing.T) {
{f: "ord", args: wrapArgs("foo"), wantExc: mustCreateException(ValueErrorType, "ord() expected a character, but string of length 3 found")},
{f: "ord", args: wrapArgs(NewUnicode("волн")), wantExc: mustCreateException(ValueErrorType, "ord() expected a character, but string of length 4 found")},
{f: "ord", args: wrapArgs(1, 2, 3), wantExc: mustCreateException(TypeErrorType, "'ord' requires 1 arguments")},
{f: "pow", args: wrapArgs(1), wantExc: mustCreateException(TypeErrorType, "'pow' requires 2 arguments")},
{f: "pow", args: wrapArgs(2, 3), want: NewInt(8).ToObject()},
{f: "pow", args: wrapArgs(3.0, 3.0), want: NewFloat(27.0).ToObject()},
{f: "pow", args: wrapArgs(2, -2), want: NewFloat(0.25).ToObject()},
{f: "pow", args: wrapArgs(0i, 0i), want: NewComplex(complex(1, 0i)).ToObject()},
{f: "range", args: wrapArgs(), wantExc: mustCreateException(TypeErrorType, "'__new__' of 'int' requires 3 arguments")},
{f: "range", args: wrapArgs(3), want: newTestList(0, 1, 2).ToObject()},
{f: "range", args: wrapArgs(10, 0), want: NewList().ToObject()},
Expand Down