Accessing RTL symbols
This commit is contained in:
Michael Schimmel
@@ -81,7 +81,7 @@ object Form1: TForm1
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end
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object ClearButton: TButton
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Position.X = 24.000000000000000000
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Position.Y = 554.000000000000000000
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Position.Y = 539.000000000000000000
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Size.Width = 80.000000000000000000
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Size.Height = 22.000000000000000000
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Size.PlatformDefault = False
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@@ -121,14 +121,14 @@ object Form1: TForm1
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end
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object FromJSONButton: TButton
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Position.X = 24.000000000000000000
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Position.Y = 602.000000000000000000
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Position.Y = 569.000000000000000000
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TabOrder = 16
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Text = 'From JSON'
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OnClick = FromJSONButtonClick
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end
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object ToJSONButton: TButton
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Position.X = 24.000000000000000000
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Position.Y = 632.000000000000000000
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Position.Y = 599.000000000000000000
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TabOrder = 17
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Text = 'To JSON'
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OnClick = ToJSONButtonClick
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@@ -170,18 +170,32 @@ object Form1: TForm1
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end
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object SaveUserLibButton: TButton
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Position.X = 24.000000000000000000
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Position.Y = 680.000000000000000000
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Position.Y = 629.000000000000000000
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TabOrder = 24
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Text = 'Save Lib'
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OnClick = SaveUserLibButtonClick
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end
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object LoadUserLibButton: TButton
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Position.X = 24.000000000000000000
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Position.Y = 710.000000000000000000
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Position.Y = 659.000000000000000000
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TabOrder = 25
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Text = 'LoadLib'
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OnClick = LoadUserLibButtonClick
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end
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object RTLListView: TListView
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ItemAppearanceClassName = 'TListItemAppearance'
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ItemEditAppearanceClassName = 'TListItemShowCheckAppearance'
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HeaderAppearanceClassName = 'TListHeaderObjects'
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FooterAppearanceClassName = 'TListHeaderObjects'
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Anchors = [akLeft, akBottom]
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Position.X = 8.000000000000000000
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Position.Y = 689.000000000000000000
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Size.Width = 113.000000000000000000
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Size.Height = 184.000000000000000000
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Size.PlatformDefault = False
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TabOrder = 26
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OnChange = RTLListViewChange
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end
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end
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object Panel2: TPanel
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Align = Client
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+81
-11
@@ -39,7 +39,11 @@ uses
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Myc.Fmx.AstEditor,
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Myc.Fmx.AstEditor.Node,
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Myc.Fmx.AstEditor.Workspace,
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FMX.DialogService; // Added for platform-independent dialogs
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FMX.DialogService,
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FMX.ListView.Types,
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FMX.ListView.Appearances,
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FMX.ListView.Adapters.Base,
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FMX.ListView; // Added for platform-independent dialogs
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type
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// A test record
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@@ -82,6 +86,7 @@ type
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ScriptMemo: TMemo;
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LoadUserLibButton: TButton;
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SaveUserLibButton: TButton;
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RTLListView: TListView;
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procedure InnerLambdaButtonClick(Sender: TObject);
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procedure ClearButtonClick(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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@@ -105,6 +110,7 @@ type
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procedure ToJSONButtonClick(Sender: TObject);
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procedure SaveUserLibButtonClick(Sender: TObject);
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procedure LoadUserLibButtonClick(Sender: TObject);
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procedure RTLListViewChange(Sender: TObject);
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private
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FCurrAst: IAstNode;
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FCurrDesc: IScopeDescriptor;
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@@ -198,14 +204,6 @@ begin
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FGScope := TAst.CreateScope(nil);
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RegisterNativeFunctions(FGScope);
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ScriptMemo.Lines.Text :=
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'''
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(do
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(def my-add (fn [a b] (+ a b)))
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(def my-square (fn [x] (* x x)))
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)
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''';
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end;
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function TForm1.ExecuteAst(const ANode: IAstNode; const AParentScope: IExecutionScope): TDataValue;
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@@ -241,7 +239,7 @@ begin
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FWorkspace.ClipChildren := true;
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FWorkspace.OnMouseDown := WorkspaceMouseDown;
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Tast.RegisterLibrary(
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TAst.RegisterLibrary(
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procedure(const Scope: IExecutionScope)
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var
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smaAst, boundSmaAst: IAstNode;
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@@ -340,6 +338,9 @@ begin
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try
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Memo1.Lines.Add(Format('--- Loading User Library from %s ---', [ExtractFileName(UserLibName)]));
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var scopeDescr := FGScope.CreateDescriptor;
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// Populate the list view with loaded functions and macros.
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RTLListView.Items.BeginUpdate;
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try
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for pair in jsonObj do
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begin
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if not (pair.JsonValue is TJSONObject) then
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@@ -368,6 +369,11 @@ begin
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end
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else
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Memo1.Lines.Add(Format('Symbol "%s" already defined', [pair.JsonString.Value]));
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// Add the new function/macro to the RTL list view.
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RTLListView.Items.Add.Text := pair.JsonString.Value;
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end;
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finally
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RTLListView.Items.EndUpdate;
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end;
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finally
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jsonObj.Free;
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@@ -474,10 +480,18 @@ begin
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if addedList.Count > 0 then
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begin
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Memo1.Lines.Add(Format('%d new definitions added:', [addedList.Count]));
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// Add the new item to the RTL list view.
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RTLListView.Items.BeginUpdate;
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try
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for var n in addedList do
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begin
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Memo1.Lines.Add(n);
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RTLListView.Items.Add.Text := n;
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end;
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finally
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RTLListView.Items.EndUpdate;
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end;
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end;
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finally
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jsonLib.Free;
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addedList.Free;
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@@ -1204,6 +1218,62 @@ begin
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end;
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end;
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procedure TForm1.RTLListViewChange(Sender: TObject);
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var
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itemName: string;
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jsonString: string;
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jsonLib, jsonObj: TJSONObject;
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converter: IJsonAstConverter;
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AItem: TListViewItem;
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begin
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if RTLListView.ItemIndex < 0 then
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exit;
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AItem := RTLListView.Items[RTLListView.ItemIndex];
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itemName := AItem.Text;
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Memo1.Lines.Clear;
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Memo1.Lines.Add(Format('Loading "%s" from library...', [itemName]));
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if not TFile.Exists(UserLibName) then
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begin
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Memo1.Lines.Add(Format('Library file "%s" not found.', [UserLibName]));
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exit;
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end;
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jsonLib := nil;
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try
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try
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jsonString := TFile.ReadAllText(UserLibName);
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jsonLib := TJSONObject.ParseJSONValue(jsonString) as TJSONObject;
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if not Assigned(jsonLib) then
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raise Exception.Create('Invalid JSON library format.');
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var jsonValue := jsonLib.GetValue(itemName);
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if not Assigned(jsonValue) or not (jsonValue is TJSONObject) then
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raise Exception.Create(Format('Definition for "%s" not found in library.', [itemName]));
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jsonObj := jsonValue as TJSONObject;
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converter := TJsonAstConverter.Create;
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FCurrAst := converter.Deserialize(jsonObj);
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// Update the UI
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UpdateScript; // This will print to ScriptMemo and show visualization
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Memo1.Lines.Add(Format('"%s" loaded into script editor and workspace.', [itemName]));
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except
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on E: Exception do
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begin
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Memo1.Lines.Add('Error: ' + E.Message);
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end;
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end;
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finally
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if Assigned(jsonLib) then
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jsonLib.Free;
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end;
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end;
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procedure TForm1.ScriptMemoChange(Sender: TObject);
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begin
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if FScriptUpdate then
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+272
-46
@@ -1,50 +1,4 @@
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{
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"my-add": {
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"NodeType": "LambdaExpr",
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"Parameters": [
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{
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"NodeType": "Identifier",
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"Name": "a"
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},
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{
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"NodeType": "Identifier",
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"Name": "b"
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}
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],
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"Body": {
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"NodeType": "BinaryExpr",
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"Operator": "+",
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"Left": {
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"NodeType": "Identifier",
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"Name": "a"
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},
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"Right": {
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"NodeType": "Identifier",
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"Name": "b"
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}
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}
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},
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"my-square": {
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"NodeType": "LambdaExpr",
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"Parameters": [
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{
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"NodeType": "Identifier",
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"Name": "x"
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}
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],
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"Body": {
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"NodeType": "BinaryExpr",
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"Operator": "*",
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"Left": {
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"NodeType": "Identifier",
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"Name": "x"
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},
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"Right": {
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"NodeType": "Identifier",
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"Name": "x"
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}
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}
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},
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"my-3": {
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"NodeType": "LambdaExpr",
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"Parameters": [
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@@ -315,5 +269,277 @@
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}
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]
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}
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},
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"my-add": {
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"NodeType": "LambdaExpr",
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"Parameters": [
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{
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"NodeType": "Identifier",
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"Name": "a"
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},
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{
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"NodeType": "Identifier",
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"Name": "b"
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}
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],
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"Body": {
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
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"Name": "+"
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},
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"Arguments": [
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{
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"NodeType": "Identifier",
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"Name": "a"
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},
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{
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"NodeType": "Identifier",
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"Name": "b"
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}
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]
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}
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},
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"my-square": {
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"NodeType": "LambdaExpr",
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"Parameters": [
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{
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"NodeType": "Identifier",
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"Name": "x"
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}
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],
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"Body": {
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
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"Name": "*"
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},
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"Arguments": [
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{
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"NodeType": "Identifier",
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"Name": "x"
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},
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{
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"NodeType": "Identifier",
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"Name": "x"
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}
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]
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}
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},
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"CreateSMA": {
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"NodeType": "LambdaExpr",
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"Parameters": [
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{
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"NodeType": "Identifier",
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"Name": "len"
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}
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],
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"Body": {
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"NodeType": "Block",
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"Expressions": [
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{
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"NodeType": "VarDecl",
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"Identifier": {
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"NodeType": "Identifier",
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"Name": "sum"
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},
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"Initializer": {
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"NodeType": "Constant",
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"Value": {
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"Kind": "Scalar",
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"Value": {
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"Kind": "Ordinal",
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"Value": 0
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}
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}
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}
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},
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{
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"NodeType": "VarDecl",
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"Identifier": {
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"NodeType": "Identifier",
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"Name": "count"
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},
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"Initializer": {
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"NodeType": "Constant",
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"Value": {
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"Kind": "Scalar",
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"Value": {
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"Kind": "Ordinal",
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"Value": 0
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}
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}
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}
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},
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{
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"NodeType": "LambdaExpr",
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"Parameters": [
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{
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"NodeType": "Identifier",
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"Name": "series"
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},
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{
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"NodeType": "Identifier",
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"Name": "val"
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}
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],
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"Body": {
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"NodeType": "Block",
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"Expressions": [
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{
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"NodeType": "Assignment",
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"Identifier": {
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"NodeType": "Identifier",
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"Name": "sum"
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},
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"Value": {
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
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"Name": "+"
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},
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"Arguments": [
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{
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"NodeType": "Identifier",
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"Name": "sum"
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},
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{
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"NodeType": "Identifier",
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"Name": "val"
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}
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]
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}
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},
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{
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"NodeType": "Assignment",
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"Identifier": {
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"NodeType": "Identifier",
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"Name": "count"
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},
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"Value": {
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
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"Name": "+"
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},
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"Arguments": [
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{
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"NodeType": "Identifier",
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"Name": "count"
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},
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{
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"NodeType": "Constant",
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"Value": {
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"Kind": "Scalar",
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"Value": {
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"Kind": "Ordinal",
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"Value": 1
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}
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}
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}
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]
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}
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},
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{
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"NodeType": "Assignment",
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"Identifier": {
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"NodeType": "Identifier",
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"Name": "sum"
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},
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"Value": {
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"NodeType": "TernaryExpr",
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"Condition": {
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
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"Name": ">"
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},
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"Arguments": [
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{
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"NodeType": "Identifier",
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"Name": "count"
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},
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{
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"NodeType": "Identifier",
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"Name": "len"
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}
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]
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},
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"ThenBranch": {
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
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"Name": "-"
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},
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"Arguments": [
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{
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"NodeType": "Identifier",
|
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"Name": "sum"
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},
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{
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"NodeType": "Indexer",
|
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"Base": {
|
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"NodeType": "Identifier",
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"Name": "series"
|
||||
},
|
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"Index": {
|
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"NodeType": "Identifier",
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"Name": "len"
|
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}
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}
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]
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},
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"ElseBranch": {
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"NodeType": "Identifier",
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"Name": "sum"
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}
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}
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},
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{
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"NodeType": "FunctionCall",
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"Callee": {
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"NodeType": "Identifier",
|
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"Name": "/"
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},
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"Arguments": [
|
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{
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"NodeType": "Identifier",
|
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"Name": "sum"
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},
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{
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"NodeType": "TernaryExpr",
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"Condition": {
|
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"NodeType": "FunctionCall",
|
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"Callee": {
|
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"NodeType": "Identifier",
|
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"Name": "<"
|
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},
|
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"Arguments": [
|
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{
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"NodeType": "Identifier",
|
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"Name": "count"
|
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},
|
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{
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"NodeType": "Identifier",
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"Name": "len"
|
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}
|
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]
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},
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"ThenBranch": {
|
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"NodeType": "Identifier",
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"Name": "count"
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},
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"ElseBranch": {
|
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"NodeType": "Identifier",
|
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"Name": "len"
|
||||
}
|
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}
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]
|
||||
}
|
||||
]
|
||||
}
|
||||
}
|
||||
]
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}
|
||||
}
|
||||
}
|
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+6927
-65
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user