├── LICENSE
├── README.md
├── calc.jpg
└── source
    ├── app.js
    ├── build.cmd
    ├── calc.js
    └── jsc.cmd


/LICENSE:
--------------------------------------------------------------------------------
 1 | MIT License
 2 | 
 3 | Copyright (c) 2023 DosX
 4 | 
 5 | Permission is hereby granted, free of charge, to any person obtaining a copy
 6 | of this software and associated documentation files (the "Software"), to deal
 7 | in the Software without restriction, including without limitation the rights
 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9 | copies of the Software, and to permit persons to whom the Software is
10 | furnished to do so, subject to the following conditions:
11 | 
12 | The above copyright notice and this permission notice shall be included in all
13 | copies or substantial portions of the Software.
14 | 
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 | SOFTWARE.
22 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
 1 | # JS-Calculator
 2 | Console Windows-calculator written with Microsoft JScript .NET
 3 | 
 4 | # How to build?
 5 | You don't need to download or install anything to build. Just run "build.cmd".
 6 | 
 7 | # What is JScript .NET?
 8 | https://en.wikipedia.org/wiki/JScript_.NET
 9 | 
10 | 
11 | ![](https://raw.githubusercontent.com/DosX-dev/JS-Calculator/main/calc.jpg)
12 | 


--------------------------------------------------------------------------------
/calc.jpg:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/DosX-dev/JS-Calculator/e10af3db2f0dddab208e57eaf50355e696a1425e/calc.jpg


--------------------------------------------------------------------------------
/source/app.js:
--------------------------------------------------------------------------------
 1 | // Coded by DosX
 2 | // https://github.com/DosX-dev
 3 | 
 4 | import System;
 5 | import System.IO;
 6 | import System.Diagnostics;
 7 | 
 8 | if (Console.CursorTop == 0 &&
 9 |     Console.CursorLeft == 0 &&
10 |     Process.GetCurrentProcess().MainModule.FileName.Contains(":\\")) {
11 |     Console.ForegroundColor = ConsoleColor.Red;
12 |     print("It's a console app! Use it through any terminal.\n------------------------------------------------\n");
13 |     Console.ResetColor();
14 |     showHelp();
15 |     Console.ReadKey(true);
16 | }
17 | 
18 | var args = Environment.GetCommandLineArgs();
19 | if (args.Length !== 2) {
20 |     showHelp();
21 |     Environment.Exit(-1);
22 | }
23 | 
24 | try {
25 |     var expression: String = args[1].Replace(",", ".").Replace(" ", "").Trim();
26 |     var result: int = calculate(expression);
27 | 
28 |     Console.Write(expression + "=")
29 |     Console.ForegroundColor = ConsoleColor.Green;
30 |     print(result.toString("0.00"));
31 |     Console.ResetColor();
32 | } catch (error) {
33 |     Console.ForegroundColor = ConsoleColor.Red;
34 |     print(error.message);
35 |     Console.ResetColor();
36 | }
37 | 
38 | function showHelp() {
39 |     var currentProgramFileName: String = Path.GetFileName(Process.GetCurrentProcess().MainModule.FileName);
40 |     Console.ResetColor();
41 |     print("Usage: \"" + currentProgramFileName + "\" \"expression\"");
42 |     Console.ForegroundColor = ConsoleColor.DarkGray;
43 |     print("Allowed characters: \"0123456789.,+-*/()\"");
44 |     Console.ResetColor();
45 | }
46 | 


--------------------------------------------------------------------------------
/source/build.cmd:
--------------------------------------------------------------------------------
1 | @md "bin">nul 2>&1 & "jsc" /utf8output+ /nologo /platform:x86 /nostdlib- /debug- /out:"bin\calculator.exe" "calc.js" "app.js"
2 | 


--------------------------------------------------------------------------------
/source/calc.js:
--------------------------------------------------------------------------------
 1 | // Coded by DosX
 2 | // https://github.com/DosX-dev
 3 | 
 4 | function calculate(ex) {
 5 |     var allowedChars = '0123456789+-*/(). ';
 6 |     for (var i = 0; i < ex.length; i++) {
 7 |         if (allowedChars.indexOf(ex[i]) === -1) {
 8 |             throw new Error('Invalid char.');
 9 |         }
10 |     }
11 | 
12 |     try {
13 |         var result = eval(ex);
14 |         if (result == undefined || result == NaN) {
15 |             throw new Error();
16 |         }
17 |         return result;
18 |     } catch (error) { throw new Error('Invalid expression.'); }
19 | }
20 | 


--------------------------------------------------------------------------------
/source/jsc.cmd:
--------------------------------------------------------------------------------
1 | @"%windir%\Microsoft.NET\Framework\v4.0.30319\jsc.exe" %*
2 | 


--------------------------------------------------------------------------------