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Fix stale URLs #67

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df5e4ce
Fix URL to calculator example code
paultcochrane Aug 11, 2017
5138e87
Update stale URLs to grammars and PEG implementations
paultcochrane Aug 11, 2017
611d3b2
Remove mention of RPM module in tutorial
paultcochrane Aug 11, 2017
733d729
Fix URL to TestML Pegex grammar module
paultcochrane Aug 11, 2017
d9a3d2a
Fix URL to Perl Pegex JSON repo
paultcochrane Aug 11, 2017
8f914f1
Fix URL to CoffeeScriptRedux grammar file
paultcochrane Aug 11, 2017
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2 changes: 1 addition & 1 deletion doc/Pegex/Miscellany.swim
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Expand Up @@ -105,7 +105,7 @@ https://github.com/ingydotnet/testml-pgx/blob/master/testml.pgx.json

Pegex::Compiler further compiles this into a Perl 5 only grammar tree, which
becomes this module:
https://github.com/ingydotnet/testml-pm/blob/master/lib/TestML/Grammar.pm
https://github.com/ingydotnet/testml-pm/blob/master/lib/TestML/Compiler/Pegex/Grammar.pm

TestML::Parser::Grammar is a subclass of Pegex::Grammar. It can be used to
parse TestML files. TestML::Parser calls the [parse()] method of the grammar
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2 changes: 1 addition & 1 deletion doc/Pegex/Resources.swim
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Expand Up @@ -44,6 +44,6 @@ parsers:

* "The Pegex Perl Module"[https://github.com/ingydotnet/pegex-pm]
* "The TestML Perl Module"[https://github.com/ingydotnet/testml-pm]
* "A JSON Decoder Perl Module"[https://github.com/ingydotnet/pegex-json-pgx]
* "Pegex JSON Parser for Perl"[https://github.com/ingydotnet/pegex-json-pm]
* "A JSONY Decoder Perl Module"[https://github.com/ingydotnet/json-pgx]
* "A CronTab Parser Perl Module"[https://github.com/ingydotnet/pegex-crontab-pm]
4 changes: 2 additions & 2 deletions doc/Pegex/Tutorial.swim
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Expand Up @@ -12,8 +12,8 @@ This document is just an index to the current tutorials.

- [Pegex::Tutorial::Calculator]

Pegex comes with an `examples/` directory. One example is
[Pegex/examples/calculator.pl]. It's a simple precedence parser (and
Pegex comes with an `eg/` directory. One example is
[Pegex/eg/calculator/calculator1.pl]. It's a simple precedence parser (and
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The eg directory becomes example when released on CPAN.

evaluator) for arithmetic expressions like this one:

1 * (2 + 3) / (4 ^ 5 ^ 6 - -7)
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11 changes: 3 additions & 8 deletions doc/Pegex/Tutorial/Calculator.swim
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Expand Up @@ -15,8 +15,8 @@ This tutorial is the Pegex version of that. Pegex actually comes with an
examples directory that contains two arithmetic expression parser/evaluator
caclulator programs:

* https://github.com/ingydotnet/pegex-pm/blob/master/eg/calculator1.pl
* https://github.com/ingydotnet/pegex-pm/blob/master/eg/calculator2.pl
* https://github.com/ingydotnet/pegex-pm/blob/master/eg/calculator/calculator1.pl
* https://github.com/ingydotnet/pegex-pm/blob/master/eg/calculator/calculator2.pl

They both do the same thing but using different parsing approaches. We'll
cover both of them in detail. I hope you'll find that Pegex handles operator
Expand Down Expand Up @@ -211,7 +211,7 @@ a separate base class called [example/lib/Precedence.pm].
This is an implementation of Edsger Dijkstra's famous Shunting-yard
Algorithm from 1961! It's only 20 lines of Perl. I won't include it
inline here, but have a look at it for yourself.
[https://github.com/ingydotnet/pegex-pm/blob/master/eg/lib/Precedence.pm]
[https://github.com/ingydotnet/pegex-pm/blob/master/eg/calculator/lib/Precedence.pm]

The Shunting-yard algorithm simply takes a list of expression tokens
and transforms them into an RPN stack. It uses information from a
Expand All @@ -233,11 +233,6 @@ changed the runner code to look like this:
print $@ || "$expr = $result\n";
}

As you can see I also moved the evaluator code into a
separate/reusable module: [example/lib/RPN.pm]. This is another 30
lines of Perl. Please take a look at it.
[https://github.com/ingydotnet/pegex-pm/blob/master/eg/lib/RPN.pm]

So overall, this second solution was a bit more code, but also feels
more solid on several levels.

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2 changes: 1 addition & 1 deletion ext/pegex-pgx/note/CafePlan.md
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Expand Up @@ -30,7 +30,7 @@ in, needs to be converted.

See:

* https://github.com/michaelficarra/CoffeeScriptRedux/blob/master/src/grammar.pegjs
* https://github.com/michaelficarra/CoffeeScriptRedux/blob/master/src/grammar.pegcoffee
* https://github.com/ingydotnet/pegex-pm
* https://github.com/ingydotnet/testml-pm

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4 changes: 2 additions & 2 deletions ext/pegex-pgx/note/Links
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Expand Up @@ -13,7 +13,7 @@ Web Links


# Grammars / Definitions (some PEG)
- http://flash-gordon.me.uk/ansi.c.txt — C grammar
- http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf — C grammar
- http://ssw.jku.at/Coco/ — ATG grammars
- www.yaml.org/spec/1.2/ — YAML grammar
- http://www.w3.org/TR/xml11/ — XML grammar
Expand All @@ -28,7 +28,7 @@ Web Links


# PEG Frameworks / Implementations
- http://treetop.rubyforge.org/ — PEG parser in Ruby
- https://github.com/nathansobo/treetop/ — PEG parser in Ruby
- http://kschiess.github.io/parslet/ — PEG parser in Ruby
- https://github.com/PhilippeSigaud/Pegged/wiki/_pages — PEG Parser in D
- http://piumarta.com/software/peg/ — peg/leg PEG Parser in C
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