write spec (and possibly a test parser)

[naturallymitchell]

• IELE's use of K Framework

(the parser will go in a separate project. below in a more documentation-oriented format would be better here)
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• programming language specification example - Google Search
• plspec
• D Programming Language Specification
• Language Guide - MoonScript 0.5.0
• php/php-langspec: PHP Language Specification