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Compiler.pir
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Compiler.pir
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# Copyright (C) 2008-2009, Parrot Foundation.
# $Id$
=head1 Markdown::HTML::Compiler - MAST Compiler
=head2 Description
Markdown::HTML::Compiler implements a compiler for MAST nodes.
=head2 Methods
=over
=cut
.namespace [ 'Markdown';'HTML';'Compiler' ]
.sub '__onload' :anon :load :init
$P0 = get_hll_global 'P6metaclass'
$P0 = $P0.'new_class'('Markdown::HTML::Compiler')
$P0 = new 'Hash'
set_hll_global [ 'Markdown';'HTML';'Compiler' ], '%ref', $P0
.end
.sub 'to_html' :method
.param pmc past
.param pmc adverbs :slurpy :named
.tailcall self.'html'(past)
.end
.sub 'xml_escape' :anon
.param string str
$P0 = split '&', str
str = join '&', $P0
$P0 = split '<', str
str = join '<', $P0
$P0 = split '>', str
str = join '>', $P0
.return (str)
.end
.sub 'obscure_text' :anon
.param string str
$S0 = ''
new $P1, 'FixedPMCArray'
set $P1, 1
$P0 = split '', str
L1:
unless $P0 goto L2
$S1 = shift $P0
unless $S1 == ':' goto L3
$S0 .= $S1
goto L1
L3:
$I1 = ord $S1
$P1[0] = $I1
$S1 = sprintf '&#x%X;', $P1
$S0 .= $S1
goto L1
L2:
.return ($S0)
.end
=item html_children(node)
Return generated HTML for all of its children.
=cut
.sub 'html_children' :method
.param pmc node
.local pmc code, iter
code = new 'CodeString'
iter = node.'iterator'()
iter_loop:
unless iter goto iter_end
.local pmc cpast
cpast = shift iter
$P0 = self.'html'(cpast)
code .= $P0
goto iter_loop
iter_end:
.return (code)
.end
=item html(Any node)
=cut
.sub 'html' :method :multi(_,_)
.param pmc node
.tailcall self.'html_children'(node)
.end
=item html(Markdown::Document node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Document'])
.param pmc node
.tailcall self.'html_children'(node)
.end
=item html(Markdown::HorizontalRule node)
=cut
.sub 'html' :method :multi(_,['Markdown';'HorizontalRule'])
.param pmc node
.local pmc code
new code, 'CodeString'
set code, "<hr />\n\n"
.return (code)
.end
=item html(Markdown::Title node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Title'])
.param pmc node
$S1 = self.'html_children'(node)
$S2 = node.'level'()
.local pmc code
new code, 'CodeString'
$S0 = "<h"
$S0 .= $S2
$S0 .= ">"
$S0 .= $S1
$S0 .= "</h"
$S0 .= $S2
$S0 .= ">\n\n"
set code, $S0
.return (code)
.end
=item html(Markdown::Para node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Para'])
.param pmc node
$S1 = self.'html_children'(node)
.local pmc code
new code, 'CodeString'
$S0 = "<p>"
$S0 .= $S1
$S0 .= "</p>\n\n"
set code, $S0
.return (code)
.end
=item html(Markdown::BlockQuote node)
=cut
.sub 'html' :method :multi(_,['Markdown';'BlockQuote'])
.param pmc node
.local pmc code
new code, 'CodeString'
$S0 = "<blockquote>\n"
set code, $S0
.local pmc iter
iter = node.'iterator'()
iter_loop:
unless iter goto iter_end
.local pmc cpast
cpast = shift iter
$P0 = self.'html'(cpast)
code .= " <p>"
code .= $P0
code .= "</p>\n"
goto iter_loop
iter_end:
code .= "</blockquote>\n\n"
.return (code)
.end
=item html(Markdown::ItemizedList node)
=cut
.sub 'html' :method :multi(_,['Markdown';'ItemizedList'])
.param pmc node
$S1 = self.'html_children'(node)
.local pmc code
new code, 'CodeString'
$S0 = "<ul>\n"
$S0 .= $S1
$S0 .= "</ul>\n\n"
set code, $S0
.return (code)
.end
=item html(Markdown::OrderedList node)
=cut
.sub 'html' :method :multi(_,['Markdown';'OrderedList'])
.param pmc node
$S1 = self.'html_children'(node)
.local pmc code
new code, 'CodeString'
$S0 = "<ol>\n"
$S0 .= $S1
$S0 .= "</ol>\n\n"
set code, $S0
.return (code)
.end
=item html(Markdown::ListItem node)
=cut
.sub 'html' :method :multi(_,['Markdown';'ListItem'])
.param pmc node
$S1 = self.'html_children'(node)
.local pmc code
new code, 'CodeString'
$S0 = "<li>"
$S0 .= $S1
$S0 .= "</li>\n"
set code, $S0
.return (code)
.end
=item html(Markdown::Link node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Link'])
.param pmc node
.local pmc code
new code, 'CodeString'
$S0 = node.'image'()
if $S0 goto L0
$S0 = "<a href=\""
$S1 = node.'url'()
$S0 .= $S1
$S1 = node.'title'()
unless $S1 goto L1
$S0 .= "\" title=\""
$S0 .= $S1
L1:
$S0 .= "\">"
$S1 = self.'html_children'(node)
$S0 .= $S1
$S0 .= "</a>"
set code, $S0
.return (code)
L0:
$S0 = "<img src=\""
$S1 = node.'url'()
$S0 .= $S1
$S0 .= "\" alt=\""
$S1 = self.'html_children'(node)
$S0 .= $S1
$S0 .= "\" title=\""
$S1 = node.'title'()
$S0 .= $S1
$S0 .= "\" />"
set code, $S0
.return (code)
.end
=item html(Markdown::RefLink node)
=cut
.sub 'html' :method :multi(_,['Markdown';'RefLink'])
.param pmc node
.local pmc code
$P0 = get_hll_global [ 'Markdown';'HTML';'Compiler' ], '%ref'
$S2 = node.'key'()
$S0 = downcase $S2
$P1 = $P0[$S0]
new code, 'CodeString'
$S0 = node.'image'()
if $S0 goto L0
$S0 = "<a href=\""
$S1 = $P1[0]
$S0 .= $S1
$S1 = $P1[1]
unless $S1 goto L1
$S0 .= "\" title=\""
$S0 .= $S1
L1:
$S0 .= "\">"
$S1 = self.'html_children'(node)
if $S1 goto L2
$I0 = length $S2
$I0 -= 2
$S1 = substr $S2, 1, $I0
L2:
$S0 .= $S1
$S0 .= "</a>"
set code, $S0
.return (code)
L0:
$S0 = "<img src=\""
$S1 = $P1[0]
$S0 .= $S1
$S0 .= "\" alt=\""
$S1 = self.'html_children'(node)
$S0 .= $S1
$S0 .= "\" title=\""
$S1 = $P1[1]
$S0 .= $S1
$S0 .= "\" />"
set code, $S0
.return (code)
.end
=item html(Markdown::Reference node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Reference'])
.param pmc node
.local pmc code
new code, 'CodeString'
set code, ''
.return (code)
.end
=item html(Markdown::Email node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Email'])
.param pmc node
.local pmc code
new code, 'CodeString'
$S0 = "<a href=\""
$S1 = node.'text'()
$S1 = 'mailto:' . $S1
$S1 = obscure_text($S1)
$S0 .= $S1
$S0 .= "\">"
$I0 = index $S1, ':'
inc $I0
$S1 = substr $S1, $I0
$S0 .= $S1
$S0 .= "</a>"
set code, $S0
.return (code)
.end
=item html(Markdown::Emphasis node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Emphasis'])
.param pmc node
$S1 = self.'html_children'(node)
.local pmc code
new code, 'CodeString'
$S0 = "<em>"
$S0 .= $S1
$S0 .= "</em>"
set code, $S0
.return (code)
.end
=item html(Markdown::Strong node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Strong'])
.param pmc node
$S1 = self.'html_children'(node)
.local pmc code
new code, 'CodeString'
$S0 = "<strong>"
$S0 .= $S1
$S0 .= "</strong>"
set code, $S0
.return (code)
.end
=item html(Markdown::Code node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Code'])
.param pmc node
$S1 = node.'text'()
$S1 = xml_escape($S1)
.local pmc code
new code, 'CodeString'
$S0 = "<code>"
$S0 .= $S1
$S0 .= "</code>"
set code, $S0
.return (code)
.end
=item html(Markdown::Entity node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Entity'])
.param pmc node
$S1 = node.'text'()
.local pmc code
new code, 'CodeString'
set code, $S1
.return (code)
.end
=item html(Markdown::Line node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Line'])
.param pmc node
$S1 = node.'text'()
$S1 = xml_escape($S1)
.local pmc code
new code, 'CodeString'
set code, $S1
.return (code)
.end
=item html(Markdown::Word node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Word'])
.param pmc node
$S1 = node.'text'()
$S1 = xml_escape($S1)
.local pmc code
new code, 'CodeString'
set code, $S1
.return (code)
.end
=item html(Markdown::Space node)
=cut
.sub 'html' :method :multi(_,['Markdown';'Space'])
.param pmc node
.local pmc code
new code, 'CodeString'
set code, ' '
.return (code)
.end
=back
=cut
# Local Variables:
# mode: pir
# fill-column: 100
# End:
# vim: expandtab shiftwidth=4 ft=pir: