What is T4 code generation?

What is T4 code generation?

T4 templates allow you to generate text in a similar way to how Razor pages allow you to generate HTML. It is a markup language that mixes C# with text. The text that is generated could be C# code or JSON. It could also be any text that you need to generate from some other data source.

How do I create a T4 template?

Create a Design-Time T4 Text Template

1. Create a new Visual Studio project, or open an existing one.
2. Add a text template file to your project and give it a name that has the extension .
3. Open the file.
4. Add some text at the end of the file.
5. Save the file.

What is transform all T4 templates?

t4 is basically a tool built into VS for doing text transformation, typically for doing code generation. Transform All T4 Templates searches your solution for *. tt files and executes them to create other text, again typically source code, files.

How do I open a .TT file?

The only way to get the . tt file to run is to select “Debug T4 Template” which then executes the file properly.

How do I generate multiple output files from a single T4 template?

Part 1: Generate multiple output files

1. Create your template.
2. Include reusable Template Manager from Template Gallery.
3. Begin of the Template and Referencing the .
4. Using the TemplateFileManager.
5. Write output code to multiple files.
6. Test the output to multiple files.

What is the purpose of command line parameter T4?

T4 is used by developers as part of an application or tool framework to automate the creation of text files with a variety of parameters. These text files can ultimately be any text format, such as code (for example C#), XML, HTML or XAML.

Can I print my T4 from CRA account?

Your T4E is available online on February 1 through My Service Canada Account (MSCA). You can view, print and submit a copy of it with your Canada Revenue Agency (CRA) tax return. To access your T4E online, you need to login or register for MSCA. You can also get your T4E by mail.

Can I get T4 from CRA?

If you need a T4 slip for the current tax year, your employer should be able to provide it to you. For previous tax years, you can request a copy from the Canada Revenue Agency (CRA) or by calling 1-800-959-8281.

What are TT files?

Template file created by Visual Studio, a software development tool created by Microsoft; contains both text blocks and control logic used for generating new text files; can be written using Visual C# or Visual Basic code; used for both runtime text generation as well as source code generation.

What is a TT file?

What is TT file in Entity Framework?

Text Template Transformation Toolkit (usually referred to as “T4”) is a free and open-source template-based text generation framework. T4 source files are usually denoted by the file extension “. tt”.

How do I debug my T4?

You can set breakpoints in text templates. To debug a design-time text template, save the text template file, and then choose Debug T4 Template on the shortcut menu of the file in Solution Explorer. To debug a run-time text template, simply debug the application to which it belongs.

How does the T4 text template transformation process work?

The Text Template Transformation Process Describes how text transformation works, and explains the role of the template host and the directive processors. Creating Custom T4 Text Template Directive Processors The directive processor deals with directives in your template, such as <#@template#>.

Can you generate a text file using T4?

T4 can generate any kind of text file, not just code. Whatever you like. You can use it in your projects, as above, or you can call T4 from the command-line. Aside from Kzu and the folks at Clarius, Rob notes that Oleg Sych has a great collection of T4 resources. He’s got some great Tutorials:

What can you do with the T4 toolkit?

T4 (Text Template Transformation Toolkit) is a great tool to generate code at design time; you can, for instance, create POCO classes from database tables, generate repetitive code, etc.

What does T4 stand for in ASP.NET?

T4 stands for Text Template Transformation Toolkit. When you scaffold a controller or view in ASP.NET, in the background T4 Templates that contain those structures are executed and files are generated for you. In this article I will explain how you can generate classes yourself, based on simple definitions in a text file.