A Go implementation of the cat command used to concatenate file(s) and print the result to the terminal. This project replicates the functionality of the Unix cat command with additional features.

• Concatenate and display files.
• Read from standard input if no files are provided or - is used.
• Number all lines or non-blank lines.
• Suppress repeated empty lines.
• Display end-of-line characters.
• Show tab characters.

• Go 1.18 or higher

1. Clone the repository:

   git clone https://github.com/AvaterClasher/gat
   cd gat

2. Build the project:

   go build -o cat.exe

3. Add the directory containing cat.exe to your PATH:

   Windows

   • Open the Start Search, type in "env", and select "Edit the system environment variables"
   • In the System Properties window, click on the "Environment Variables" button
   • In the Environment Variables window, highlight the "Path" variable in the "System variables" section and click the "Edit" button
   • Click "New" and add the path to the directory containing cat.exe (e.g., C:\path\to\cat-go)
   • Click "OK" to close all windows

4. Verify the installation:

   cat --version

cat [OPTIONS] [FILE]...

• -n, --number : Number all output lines
• -b, --number-nonblank : Number non-blank output lines
• -s, --squeeze-blank : Suppress repeated empty output lines
• -E, --show-ends : Display $ at end of each line
• -T, --show-tabs : Display TAB characters as ^I

1. Basic Concatenation:

   cat file1.txt file2.txt

2. Number All Lines:

   cat --number file1.txt
   cat -n file1.txt

3. Number Non-Blank Lines:

   cat --number-nonblank file1.txt
   cat -b file1.txt

4. Suppress Repeated Empty Lines:

   cat --squeeze-blank file1.txt
   cat -s file1.txt

5. Display End-of-Line Characters:

   cat --show-ends file1.txt
   cat -E file1.txt

6. Show Tab Characters:

   cat --show-tabs file1.txt
   cat -T file1.txt

7. Combined Options:

   cat --number --show-ends file1.txt
   cat -n -E file1.txt

8. Reading from Multiple Files:

   cat file1.txt file2.txt

This project is licensed under the MIT License. See the LICENSE file for details.