static CSProperty PublicGetPubPrivSetBacking(CSType type, string name, bool declareField, bool setIsPublic, string backingFieldName = null)
{
if (!declareField && backingFieldName == null)
{
throw new ArgumentException("declareField must be true if there is no supplied field name", nameof(declareField));
}
backingFieldName = backingFieldName ?? MassageName(Exceptions.ThrowOnNull(name, nameof(name)));
CSIdentifier backingIdent = new CSIdentifier(backingFieldName);
LineCodeElementCollection <ICodeElement> getCode =
new LineCodeElementCollection <ICodeElement> (new ICodeElement [] { CSReturn.ReturnLine(backingIdent) }, false, true);
LineCodeElementCollection <ICodeElement> setCode =
new LineCodeElementCollection <ICodeElement> (
new ICodeElement [] {
CSAssignment.Assign(backingFieldName, new CSIdentifier("value"))
}, false, true);
CSProperty prop = new CSProperty(type, CSMethodKind.None, new CSIdentifier(name), CSVisibility.Public,
new CSCodeBlock(getCode),
(setIsPublic ? CSVisibility.Public : CSVisibility.Private), new CSCodeBlock(setCode));
if (declareField)
{
prop.Insert(0, CSFieldDeclaration.FieldLine(type, backingFieldName));
}
return(prop);
}
public CSMethod(CSVisibility vis, CSMethodKind kind, CSType type, CSIdentifier name,
CSParameterList parms, CSBaseExpression[] baseOrThisCallParms, bool callsBase, CSCodeBlock body, bool isSealed = false)
{
GenericParameters = new CSGenericTypeDeclarationCollection();
GenericConstraints = new CSGenericConstraintCollection();
Visibility = vis;
Kind = kind;
Type = type; // no throw on null - could be constructor
Name = Exceptions.ThrowOnNull(name, nameof(name));
Parameters = Exceptions.ThrowOnNull(parms, nameof(parms));
CallsBase = callsBase;
BaseOrThisCallParameters = baseOrThisCallParms;
Body = body; // can be null
IsSealed = isSealed;
LineCodeElementCollection <ICodeElement> lc = new LineCodeElementCollection <ICodeElement> (new ICodeElement [0], false, true);
if (vis != CSVisibility.None)
{
lc.And(new SimpleElememt(VisibilityToString(vis))).And(SimpleElememt.Spacer);
}
if (isSealed)
{
lc.And(new SimpleElememt("sealed")).And(SimpleElememt.Spacer);
}
lc.And(new SimpleElememt(MethodKindToString(kind))).And(SimpleElememt.Spacer);
if (type != null)
{
lc.And(type).And(SimpleElememt.Spacer);
}
lc.And(name).And(GenericParameters).And(new SimpleElememt("(")).And(parms).And(new SimpleElememt(")")).And(GenericConstraints);
if (body == null)
{
if (!(kind == CSMethodKind.StaticExtern || kind == CSMethodKind.Interface))
{
throw new ArgumentException("Method body is only optional when method kind kind is either StaticExtern or Interface",
nameof(body));
}
lc.Add(new SimpleElememt(";"));
}
Add(lc);
if (BaseOrThisCallParameters != null)
{
Add(new CSFunctionCall(CallsBase ? ": base" : ": this", false, BaseOrThisCallParameters));
}
if (body != null)
{
Add(body);
}
}
static LineCodeElementCollection <ICodeElement> MakeEtter(CSVisibility vis, string getset,
bool unifiedVis, bool moreRestrictiveVis)
{
LineCodeElementCollection <ICodeElement> getLine = new LineCodeElementCollection <ICodeElement> (null, false, true);
if (!unifiedVis && vis != CSVisibility.None && moreRestrictiveVis)
{
getLine.And(new SimpleElememt(CSMethod.VisibilityToString(vis))).And(SimpleElememt.Spacer);
}
return(getLine.And(new SimpleElememt(getset, false)));
}
public void NSObjectSubclassableMethodTest3()
{
string swiftCode =
"import Foundation\n" +
"@objc\n" +
"open class Subclassable3 : NSObject {\n" +
" public override init () { }\n" +
" open var returnsTrue:Bool {\n" +
" get { return true\n } " +
" }\n" +
"}\n" +
"public func callIt (a: Subclassable3) -> Bool {\n" +
" return a.returnsTrue\n" +
"}\n";
var theSub = new CSClass(CSVisibility.Public, "TheSub3");
var ctor = new CSMethod(CSVisibility.Public, CSMethodKind.None, null, theSub.Name,
new CSParameterList(), new CSBaseExpression [0], true, new CSCodeBlock());
theSub.Constructors.Add(ctor);
theSub.Inheritance.Add(new CSIdentifier("Subclassable3"));
var theBody = new CSCodeBlock();
theBody.Add(CSReturn.ReturnLine(CSConstant.Val(false)));
LineCodeElementCollection <ICodeElement> getCode =
new LineCodeElementCollection <ICodeElement> (
new ICodeElement [] {
CSReturn.ReturnLine(CSConstant.Val(false))
}, false, true);
CSProperty returnsFalse = new CSProperty(CSSimpleType.Bool, CSMethodKind.Override, new CSIdentifier("ReturnsTrue"),
CSVisibility.Public, new CSCodeBlock(getCode),
CSVisibility.Public, null);
theSub.Properties.Add(returnsFalse);
var callingCode = new CodeElementCollection <ICodeElement> ();
var objID = new CSIdentifier("subTest");
var objDecl = CSVariableDeclaration.VarLine(CSSimpleType.Var, objID, new CSFunctionCall("TheSub3", true));
var call = CSFunctionCall.ConsoleWriteLine(objID.Dot((CSIdentifier)"ReturnsTrue"));
var call2 = CSFunctionCall.ConsoleWriteLine(CSFunctionCall.Function("TopLevelEntities.CallIt", objID));
callingCode.Add(objDecl);
callingCode.Add(call);
callingCode.Add(call2);
TestRunning.TestAndExecute(swiftCode, callingCode, "False\nFalse\n", otherClass: theSub, platform: PlatformName.macOS);
}
public static CSProperty PublicGetBacking(CSType type, CSIdentifier name, CSIdentifier backingFieldName,
bool includeBackingFieldDeclaration = false, CSMethodKind methodKind = CSMethodKind.None)
{
LineCodeElementCollection <ICodeElement> getCode =
new LineCodeElementCollection <ICodeElement> (
new ICodeElement [] {
CSReturn.ReturnLine(Exceptions.ThrowOnNull(backingFieldName, nameof(backingFieldName)))
}, false, true);
CSProperty prop = new CSProperty(type, methodKind, Exceptions.ThrowOnNull(name, nameof(name)),
CSVisibility.Public, new CSCodeBlock(getCode),
CSVisibility.Public, null);
if (includeBackingFieldDeclaration)
{
prop.Insert(0, CSFieldDeclaration.FieldLine(type, backingFieldName));
}
return(prop);
}
CSProperty(CSType type, CSMethodKind kind, CSIdentifier name,
CSVisibility getVis, CSCodeBlock getter,
CSVisibility setVis, CSCodeBlock setter, CSParameterList parms)
{
bool unifiedVis = getVis == setVis;
IndexerParameters = parms;
LineCodeElementCollection <ICodeElement> decl = new LineCodeElementCollection <ICodeElement> (null, false, true);
GetterVisibility = getVis;
SetterVisibility = setVis;
CSVisibility bestVis = (CSVisibility)Math.Min((int)getVis, (int)setVis);
decl.And(new SimpleElememt(CSMethod.VisibilityToString(bestVis))).And(SimpleElememt.Spacer);
if (kind != CSMethodKind.None)
{
decl.And(new SimpleElememt(CSMethod.MethodKindToString(kind))).And(SimpleElememt.Spacer);
}
PropType = type;
Name = name;
decl.And(Exceptions.ThrowOnNull(type, "type")).And(SimpleElememt.Spacer)
.And(Exceptions.ThrowOnNull(name, nameof(name)));
if (parms != null)
{
decl.And(new SimpleElememt("[", true)).And(parms).And(new SimpleElememt("]"));
}
Add(decl);
CSCodeBlock cb = new CSCodeBlock(null);
if (getter != null)
{
Getter = getter;
LineCodeElementCollection <ICodeElement> getLine = MakeEtter(getVis, "get", unifiedVis, getVis > setVis);
cb.Add(getLine);
if (getter.Count() == 0)
{
getLine.Add(new SimpleElememt(";"));
}
else
{
cb.Add(getter);
}
}
if (setter != null)
{
Setter = setter;
LineCodeElementCollection <ICodeElement> setLine = MakeEtter(setVis, "set", unifiedVis, setVis > getVis);
cb.Add(setLine);
if (setter.Count() == 0)
{
setLine.Add(new SimpleElememt(";"));
}
else
{
cb.Add(setter);
}
}
Add(cb);
}
