Cobra (programming language)
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Discontinued programming language
| Cobra | |
|---|---|
| Paradigm | Multi-paradigm: object-oriented |
| Designed by | Charles Esterbrook |
| Developer | Cobra Language LLC |
| First appeared | 2006; 19 years ago (2006) |
| Final release | 0.9.6
/ December 23, 2013; 11 years ago (2013年12月23日) |
| Typing discipline | strong, static, dynamic, inferred |
| OS | Microsoft .NET, Mono |
| License | MIT |
| Filename extensions | .cobra |
| Website | cobra-language |
| Influenced by | |
| Python, Eiffel, C#, Objective-C | |
Cobra is a discontinued general-purpose, object-oriented programming language.[1] Cobra is designed by Charles Esterbrook, and runs on the Microsoft .NET and Mono platforms.[2] It is strongly influenced by Python, C#, Eiffel, Objective-C, and other programming languages.[3] It supports both static and dynamic typing.[4] [5] It has support for unit tests and contracts.[4] It has lambda expressions, closures, list comprehensions, and generators.[6]
Cobra is an open-source project; it was released under the MIT License on February 29, 2008.[7] [8]
Features
[edit ]- Object-oriented
-
- Namespaces
- Classes, interfaces, structs, extensions, enumerations
- Methods, properties, indexers
- Mixins, extension methods
- Generics, attributes
- Quality control
-
- Contracts, assertions
- Unit tests, docstrings
- Compile-time nil-tracking
- Expressiveness
-
- Static and dynamic binding
- List, dictionary, and set literals
inandimpliesoperatorforexpressions- Slicing
- Interpolated strings
- Compile-time type inference
- Lambdas and closures
- General productivity
-
- Exception handling
- Postmortem exception report
- Garbage collection
- Miscellaneous
-
- Documentation tool (
cobra -doc) - Syntax highlighting tool (
cobra -highlight)
- Documentation tool (
Examples
[edit ]The following examples can be run from a file using cobra <filename>.
Hello World
[edit ]classHello defmain print'HELLO WORLD'
A simple class
[edit ]classPerson var_nameasString var_ageasint cueinit(nameasString,ageasint) _name,_age=name,age deftoStringasStringisoverride return'My name is [_name] and I am [_age] years old.'
References
[edit ]- ^ "The Cobra Programming Language". Cobra Language LLC. Retrieved 2012年09月26日.
- ^ Charles Esterbrook (Jan 28, 2008). Lang.NET Symposium 2008 – The Cobra Programming Language. Microsoft. Archived from the original (wmv) on March 26, 2009. Retrieved 2010年08月31日.
- ^ Bridgwater, Adrian (5 March 2008). "Cobra takes a bite at open source". ZDNet UK. Retrieved 2010年08月31日.
- ^ a b Neward, Ted (June 2009). "Reaping the Benefits of Cobra". MSDN Magazine.
- ^ Erickson, Jonathan (April 2008). "Was George Costanza a Computer Programmer?". Dr. Dobb's Journal .
- ^ Morris, Richard (April 2010). "Chuck Esterbrook: Geek of the Week". Simple-talk.
- ^ Krill, Paul (Feb 7, 2008). "Cobra language slithering to open source". InfoWorld . Retrieved 2010年08月31日.
- ^ "The Cobra Programming Language". Cobra Language LLC. Retrieved 2008年02月29日.
External links
[edit ]- Official website
- The Cobra blog by Charles Esterbrook
- Cobra News Index