Created
August 10, 2016 15:37
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use NQPHLL; | |
grammar Rubyish::Grammar is HLL::Grammar { | |
token TOP { <statementlist> } | |
rule statementlist { [ <statement> \n+ ]* } | |
proto token statement {*} | |
token statement:sym<puts> { | |
<sym> <.ws> <?["]> <quote_EXPR: ':q'> | |
} | |
# Whitespace required between alphanumeric tokens | |
token ws { <!ww> \h* || \h+ } | |
} | |
class Rubyish::Actions is HLL::Actions { | |
method TOP($/) { | |
make QAST::Block.new( $<statementlist>.ast ); | |
} | |
method statementlist($/) { | |
my $stmts := QAST::Stmts.new( :node($/) ); | |
for $<statement> { | |
$stmts.push($_.ast) | |
} | |
make $stmts; | |
} | |
method statement:sym<puts>($/) { | |
make QAST::Op.new( | |
:op('say'), | |
$<quote_EXPR>.ast | |
); | |
} | |
} | |
class Rubyish::Compiler is HLL::Compiler { | |
} | |
sub MAIN(*@ARGS) { | |
my $comp := Rubyish::Compiler.new(); | |
$comp.language('rubyish'); | |
$comp.parsegrammar(Rubyish::Grammar); | |
$comp.parseactions(Rubyish::Actions); | |
$comp.command_line(@ARGS, :encoding('utf8')); | |
} |
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$ ./nqp-m training/compiler-basic training/code
)Too many positionals passed; expected 0 arguments but got 1
at training/code:1 (:)
from gen/moar/stage2/NQPHLL.nqp:1508 (./NQPHLL.moarvm:eval)
from gen/moar/stage2/NQPHLL.nqp:1711 (./NQPHLL.moarvm:evalfiles)
from gen/moar/stage2/NQPHLL.nqp:1605 (./NQPHLL.moarvm:command_eval)
from gen/moar/stage2/NQPHLL.nqp:1579 (./NQPHLL.moarvm:command_line)
from training/compiler-basic:46 (:MAIN)
from training/compiler-basic:38 (:)
from gen/moar/stage2/NQPHLL.nqp:1508 (./NQPHLL.moarvm:eval)
from gen/moar/stage2/NQPHLL.nqp:1711 (./NQPHLL.moarvm:evalfiles)
from gen/moar/stage2/NQPHLL.nqp:1605 (./NQPHLL.moarvm:command_eval)
from gen/moar/stage2/NQPHLL.nqp:1579 (./NQPHLL.moarvm:command_line)
from gen/moar/stage2/NQP.nqp:4050 (nqp.moarvm:MAIN)
from gen/moar/stage2/NQP.nqp:4045 (nqp.moarvm:)
from :1 (nqp.moarvm:
from :1 (nqp.moarvm:)