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[docs] added announcement and LOLHALP
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Carl Masak
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Jul 1, 2010
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| The below things should be fairly straightforward to implement. Just look in | ||
| the commit logs at how similar features were implemented. | ||
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| * 'unless' and 'until' keywords. | ||
| * 'loop' keyword. (at least the infinitely looping version is easy.) | ||
| * 'repeat' keyword. | ||
| * 'ENTER', 'LEAVE', 'FIRST', 'NEXT', and 'LAST' phasers. | ||
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| All contributions are welcome; especially those with good test coverage and a | ||
| consistent writing style. |
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| It is with an unwarranted sense of contentment that I want to announce, on | ||
| behalf of the Yapsi development team, the July 2010 release of Yapsi, a | ||
| Perl 6 compiler written in Perl 6. | ||
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| You can get it here -- try it, it's fresh! | ||
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| <http://github.com/downloads/masak/yapsi/yapsi-2010.07.tar.gz> | ||
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| Yapsi is implemented in Perl 6. It thus requires a Perl 6 implementation to | ||
| build and run. We recommend the 'alpha' branch of Rakudo for this purpose. | ||
| In practice, this means downloading Rakudo Minneapolis (#25) from January | ||
| 2010. | ||
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| Yapsi is an "official and complete" implementation of Perl 6. The fact that | ||
| it's complete follows from a simple mis-applied proof technique: adding to | ||
| something complete, one certainly doesn't make it less complete. We are making | ||
| plenty of additions to Yapsi. Hence, Yapsi is complete; QED. It's official | ||
| because there's no official definition of "official". | ||
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| Here's how to get Yapsi up and running, once you have it: | ||
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| * Make sure you have a built Rakudo alpha in your $PATH as 'alpha'. | ||
| * (Optionally) run 'make' for a load-time speedup. | ||
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| This month's release introduces 'if'/'else' statements and 'while' loops. | ||
| Having Yapsi run all day on your computer just got a little easier. You're | ||
| welcome. | ||
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| Quite a lot of features are now within reach of people who are interested in | ||
| hacking on Yapsi. See the docs/LOLHALP file for a list of 'em. | ||
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| Yapsi consists of a compiler and a runtime. The program is compiled down into | ||
| an instruction code that is "closer to the machine", for some imaginary value | ||
| of "machine". Compiling down to an instruction code is not strictly necessary; | ||
| if we wanted, we could compile down to tiny pecan pies. (But that would be | ||
| NUTS! What we do instead is just plain SIC.) The instruction set changes quite | ||
| a bit between releases; if you rely on SIC being stable between releases, you | ||
| are completely bananas. | ||
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| An overarching goal for making a Perl 6 compiler-and-runtime is to use it as | ||
| a server for various other projects, which will hook in at different steps: | ||
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| * A time-traveling debugger (tardis), which hooks into the runtime. | ||
| * A coverage tool (lid), which will also hook into the runtime. | ||
| * A syntax checker (sigmund), which will use output from the parser. | ||
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| Another overarching goal is to optimize for fun while learning about parsers, | ||
| compilers, and runtimes. We wish you the appropriate amount of fun! |