protected MixedModeFunction(
String name,
Iterable<String> parameters,
int numMandatoryParameters,
boolean onlyNamedArguments,
Location location) {
super(name);
this.parameters = ImmutableList.copyOf(parameters);
this.numMandatoryParameters = numMandatoryParameters;
this.onlyNamedArguments = onlyNamedArguments;
this.location = location;
// Fake a signature from the above
this.signature =
FunctionSignature.WithValues.<Object, SkylarkType>create(
FunctionSignature.of(numMandatoryParameters, this.parameters.toArray(new String[0])));
}
@Override
void exec(Environment env) throws EvalException, InterruptedException {
List<Expression> defaultExpressions = signature.getDefaultValues();
ArrayList<Object> defaultValues = null;
ArrayList<SkylarkType> types = null;
if (defaultExpressions != null) {
defaultValues = new ArrayList<>(defaultExpressions.size());
for (Expression expr : defaultExpressions) {
defaultValues.add(expr.eval(env));
}
}
env.update(
ident.getName(),
new UserDefinedFunction(
ident,
FunctionSignature.WithValues.<Object, SkylarkType>create(
signature.getSignature(), defaultValues, types),
statements,
(SkylarkEnvironment) env));
}
/** Create a function using a signature without defaults */
public MixedModeFunction(String name, FunctionSignature signature) {
this(name, FunctionSignature.WithValues.<Object, SkylarkType>create(signature), null);
}
