private UnitRef ParseUnitRef(JsonEntity o)
{
EntityMixin.CheckType(o, UNIT_REF);
EntityMixin.ValueMustNotBeNull(o);
if (string.IsNullOrEmpty(o.Value))
{
throw new JsonFormatException(o, "Unit Ref must not be empty");
}
return(new UnitRef(new Identifier(o.Value)));
}
private Identifier ParseIdentifier(JsonEntity o)
{
EntityMixin.CheckType(o, IDENTIFIER);
EntityMixin.ValueMustNotBeNull(o);
if (string.IsNullOrEmpty(o.Value))
{
throw new JsonFormatException(o, "Identifier must not be empty");
}
return(new Identifier(o.Value));
}
private Literal ParseLiteral(JsonEntity o)
{
EntityMixin.CheckType(o, LITERAL);
EntityMixin.ValueMustNotBeNull(o);
var unitRef = ParseChildren(o).OfType <UnitRef>().FirstOrDefault();
if (unitRef == null)
{
throw new JsonFormatException(o, "literal unit reference not found");
}
return(new Literal(o.Value, unitRef));
}
private UnitDeclaration.RefValSpec ParseRefValSpec(JsonEntity o)
{
EntityMixin.CheckType(o, REF_VAL_SPEC);
EntityMixin.ValueMustNotBeNull(o);
switch (o.Value)
{
case "ref":
return(new UnitDeclaration.RefValSpec(isRef: true));
case "val":
return(new UnitDeclaration.RefValSpec(isRef: false));
default:
throw new JsonFormatException(o, $"{REF_VAL_SPEC} must be either ref or val");
}
}
