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dckc/monte_syntax.html

Last active August 29, 2015 14:25
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monte railroad diagrams
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monte_syntax.html
<!doctype html><title>Test</title><style>svg.railroad-diagram{background-color:hsl(30,20%,95%);}svg.railroad-diagram path{stroke-width:3;stroke:black;fill:rgba(0,0,0,0);}svg.railroad-diagram text{font:bold 14px monospace;text-anchor:middle;}svg.railroad-diagram text.label{text-anchor:start;}svg.railroad-diagram text.comment{font:italic 12px monospace;}svg.railroad-diagram rect{stroke-width:3;stroke:black;fill:hsl(120,100%,90%);}</style><h1>module</h1>
<svg class="railroad-diagram" height="82" viewBox="0 0 493 82" width="493">
<g transform="translate(.5 .5)">
<path d="M 20 41 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 51h0">
</path><path d="M452 51h0">
</path><g>
<path d="M40 51h0">
</path><path d="M380 51h0">
</path><path d="M40 51a10 10 0 0 0 10 -10v-9a10 10 0 0 1 10 -10">
</path><g>
<path d="M60 22h300">
</path></g><path d="M360 22a10 10 0 0 1 10 10v9a10 10 0 0 0 10 10">
</path><path d="M40 51h20">
</path><g>
<path d="M60 51h0">
</path><path d="M360 51h0">
</path><path d="M60 51h10">
</path><g class="terminal">
<path d="M70 51h0">
</path><path d="M138 51h0">
</path><rect height="22" rx="10" ry="10" width="68" x="70" y="40">
</rect><text x="104" y="55">
module</text></g><path d="M138 51h10">
</path><path d="M148 51h10">
</path><g class="non-terminal">
<path d="M158 51h0">
</path><path d="M234 51h0">
</path><rect height="22" width="76" x="158" y="40">
</rect><text x="196" y="55">
imports</text></g><path d="M234 51h10">
</path><g>
<path d="M244 51h0">
</path><path d="M360 51h0">
</path><path d="M244 51a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M264 31h76">
</path></g><path d="M340 31a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M244 51h20">
</path><g class="non-terminal">
<path d="M264 51h0">
</path><path d="M340 51h0">
</path><rect height="22" width="76" x="264" y="40">
</rect><text x="302" y="55">
exports</text></g><path d="M340 51h20">
</path></g></g><path d="M360 51h20">
</path></g><path d="M380 51h10">
</path><g class="non-terminal">
<path d="M390 51h0">
</path><path d="M442 51h0">
</path><rect height="22" width="52" x="390" y="40">
</rect><text x="416" y="55">
body</text></g><path d="M442 51h10">
</path></g><path d="M 452 51 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>imports</h1>
<svg class="railroad-diagram" height="71" viewBox="0 0 197 71" width="197">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><path d="M40 31h10">
</path><g>
<path d="M50 31h0">
</path><path d="M146 31h0">
</path><path d="M50 31h10">
</path><g class="non-terminal">
<path d="M60 31h0">
</path><path d="M136 31h0">
</path><rect height="22" width="76" x="60" y="20">
</rect><text x="98" y="35">
pattern</text></g><path d="M136 31h10">
</path><path d="M60 31a10 10 0 0 0 -10 10v0a10 10 0 0 0 10 10">
</path><g>
<path d="M60 51h76">
</path></g><path d="M136 51a10 10 0 0 0 10 -10v0a10 10 0 0 0 -10 -10">
</path></g><path d="M146 31h10">
</path><path d="M 156 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>exports</h1>
<svg class="railroad-diagram" height="71" viewBox="0 0 357 71" width="357">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 31h0">
</path><path d="M316 31h0">
</path><path d="M40 31h10">
</path><g class="terminal">
<path d="M50 31h0">
</path><path d="M118 31h0">
</path><rect height="22" rx="10" ry="10" width="68" x="50" y="20">
</rect><text x="84" y="35">
export</text></g><path d="M118 31h10">
</path><path d="M128 31h10">
</path><g class="terminal">
<path d="M138 31h0">
</path><path d="M166 31h0">
</path><rect height="22" rx="10" ry="10" width="28" x="138" y="20">
</rect><text x="152" y="35">
(</text></g><path d="M166 31h10">
</path><path d="M176 31h10">
</path><g>
<path d="M186 31h0">
</path><path d="M258 31h0">
</path><path d="M186 31h10">
</path><g class="non-terminal">
<path d="M196 31h0">
</path><path d="M248 31h0">
</path><rect height="22" width="52" x="196" y="20">
</rect><text x="222" y="35">
noun</text></g><path d="M248 31h10">
</path><path d="M196 31a10 10 0 0 0 -10 10v0a10 10 0 0 0 10 10">
</path><g>
<path d="M196 51h52">
</path></g><path d="M248 51a10 10 0 0 0 10 -10v0a10 10 0 0 0 -10 -10">
</path></g><path d="M258 31h10">
</path><path d="M268 31h10">
</path><g class="terminal">
<path d="M278 31h0">
</path><path d="M306 31h0">
</path><rect height="22" rx="10" ry="10" width="28" x="278" y="20">
</rect><text x="292" y="35">
)</text></g><path d="M306 31h10">
</path></g><path d="M 316 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>body</h1>
<svg class="railroad-diagram" height="71" viewBox="0 0 213 71" width="213">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><path d="M40 31h10">
</path><g>
<path d="M50 31h0">
</path><path d="M162 31h0">
</path><path d="M50 31h10">
</path><g class="terminal">
<path d="M60 31h0">
</path><path d="M152 31h0">
</path><rect height="22" rx="10" ry="10" width="92" x="60" y="20">
</rect><text x="106" y="35">
blockExpr</text></g><path d="M152 31h10">
</path><path d="M60 31a10 10 0 0 0 -10 10v0a10 10 0 0 0 10 10">
</path><g>
<path d="M60 51h92">
</path></g><path d="M152 51a10 10 0 0 0 10 -10v0a10 10 0 0 0 -10 -10">
</path></g><path d="M162 31h10">
</path><path d="M 172 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>blockExpr</h1>
<svg class="railroad-diagram" height="92" viewBox="0 0 181 92" width="181">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 31h0">
</path><path d="M140 31h0">
</path><path d="M40 31h20">
</path><g class="non-terminal">
<path d="M60 31h0">
</path><path d="M120 31h0">
</path><rect height="22" width="60" x="60" y="20">
</rect><text x="90" y="35">
basic</text></g><path d="M120 31h20">
</path><path d="M40 31a10 10 0 0 1 10 10v10a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 61h4">
</path><path d="M116 61h4">
</path><rect height="22" width="52" x="64" y="50">
</rect><text x="90" y="65">
expr</text></g><path d="M120 61a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
</path></g><path d="M 140 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>basic</h1>
<svg class="railroad-diagram" height="452" viewBox="0 0 213 452" width="213">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 31h0">
</path><path d="M172 31h0">
</path><path d="M40 31h20">
</path><g class="non-terminal">
<path d="M60 31h28">
</path><path d="M124 31h28">
</path><rect height="22" width="36" x="88" y="20">
</rect><text x="106" y="35">
if</text></g><path d="M152 31h20">
</path><path d="M40 31a10 10 0 0 1 10 10v10a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 61h12">
</path><path d="M140 61h12">
</path><rect height="22" width="68" x="72" y="50">
</rect><text x="106" y="65">
escape</text></g><path d="M152 61a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v40a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 91h24">
</path><path d="M128 91h24">
</path><rect height="22" width="44" x="84" y="80">
</rect><text x="106" y="95">
for</text></g><path d="M152 91a10 10 0 0 0 10 -10v-40a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v70a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 121h28">
</path><path d="M124 121h28">
</path><rect height="22" width="36" x="88" y="110">
</rect><text x="106" y="125">
fn</text></g><path d="M152 121a10 10 0 0 0 10 -10v-70a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v100a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 151h12">
</path><path d="M140 151h12">
</path><rect height="22" width="68" x="72" y="140">
</rect><text x="106" y="155">
switch</text></g><path d="M152 151a10 10 0 0 0 10 -10v-100a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v130a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 181h24">
</path><path d="M128 181h24">
</path><rect height="22" width="44" x="84" y="170">
</rect><text x="106" y="185">
try</text></g><path d="M152 181a10 10 0 0 0 10 -10v-130a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v160a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 211h16">
</path><path d="M136 211h16">
</path><rect height="22" width="60" x="76" y="200">
</rect><text x="106" y="215">
while</text></g><path d="M152 211a10 10 0 0 0 10 -10v-160a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v190a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 241h20">
</path><path d="M132 241h20">
</path><rect height="22" width="52" x="80" y="230">
</rect><text x="106" y="245">
when</text></g><path d="M152 241a10 10 0 0 0 10 -10v-190a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v220a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 271h20">
</path><path d="M132 271h20">
</path><rect height="22" width="52" x="80" y="260">
</rect><text x="106" y="275">
bind</text></g><path d="M152 271a10 10 0 0 0 10 -10v-220a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v250a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 301h12">
</path><path d="M140 301h12">
</path><rect height="22" width="68" x="72" y="290">
</rect><text x="106" y="305">
object</text></g><path d="M152 301a10 10 0 0 0 10 -10v-250a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v280a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 331h24">
</path><path d="M128 331h24">
</path><rect height="22" width="44" x="84" y="320">
</rect><text x="106" y="335">
def</text></g><path d="M152 331a10 10 0 0 0 10 -10v-280a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v310a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 361h0">
</path><path d="M152 361h0">
</path><rect height="22" width="92" x="60" y="350">
</rect><text x="106" y="365">
interface</text></g><path d="M152 361a10 10 0 0 0 10 -10v-310a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v340a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 391h20">
</path><path d="M132 391h20">
</path><rect height="22" width="52" x="80" y="380">
</rect><text x="106" y="395">
meta</text></g><path d="M152 391a10 10 0 0 0 10 -10v-340a10 10 0 0 1 10 -10">
</path><path d="M40 31a10 10 0 0 1 10 10v370a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M60 421h20">
</path><path d="M132 421h20">
</path><rect height="22" width="52" x="80" y="410">
</rect><text x="106" y="425">
pass</text></g><path d="M152 421a10 10 0 0 0 10 -10v-370a10 10 0 0 1 10 -10">
</path></g><path d="M 172 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>if</h1>
<svg class="railroad-diagram" height="102" viewBox="0 0 689 102" width="689">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M648 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M86 41h0">
</path><rect height="22" rx="10" ry="10" width="36" x="50" y="30">
</rect><text x="68" y="45">
if</text></g><path d="M86 41h10">
</path><path d="M96 41h10">
</path><g class="terminal">
<path d="M106 41h0">
</path><path d="M134 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="106" y="30">
</rect><text x="120" y="45">
(</text></g><path d="M134 41h10">
</path><path d="M144 41h10">
</path><g class="non-terminal">
<path d="M154 41h0">
</path><path d="M206 41h0">
</path><rect height="22" width="52" x="154" y="30">
</rect><text x="180" y="45">
expr</text></g><path d="M206 41h10">
</path><path d="M216 41h10">
</path><g class="terminal">
<path d="M226 41h0">
</path><path d="M254 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="226" y="30">
</rect><text x="240" y="45">
)</text></g><path d="M254 41h10">
</path><path d="M264 41h10">
</path><g class="non-terminal">
<path d="M274 41h0">
</path><path d="M334 41h0">
</path><rect height="22" width="60" x="274" y="30">
</rect><text x="304" y="45">
block</text></g><path d="M334 41h10">
</path><g>
<path d="M344 41h0">
</path><path d="M648 41h0">
</path><path d="M344 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M364 21h264">
</path></g><path d="M628 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M344 41h20">
</path><g>
<path d="M364 41h0">
</path><path d="M628 41h0">
</path><path d="M364 41h10">
</path><g class="terminal">
<path d="M374 41h0">
</path><path d="M426 41h0">
</path><rect height="22" rx="10" ry="10" width="52" x="374" y="30">
</rect><text x="400" y="45">
else</text></g><path d="M426 41h10">
</path><g>
<path d="M436 41h0">
</path><path d="M628 41h0">
</path><path d="M436 41h20">
</path><g>
<path d="M456 41h0">
</path><path d="M608 41h0">
</path><path d="M456 41h10">
</path><g class="terminal">
<path d="M466 41h0">
</path><path d="M502 41h0">
</path><rect height="22" rx="10" ry="10" width="36" x="466" y="30">
</rect><text x="484" y="45">
if</text></g><path d="M502 41h10">
</path><path d="M512 41h10">
</path><g class="non-terminal">
<path d="M522 41h0">
</path><path d="M598 41h0">
</path><rect height="22" width="76" x="522" y="30">
</rect><text x="560" y="45">
basic@@</text></g><path d="M598 41h10">
</path></g><path d="M608 41h20">
</path><path d="M436 41a10 10 0 0 1 10 10v10a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M456 71h46">
</path><path d="M562 71h46">
</path><rect height="22" width="60" x="502" y="60">
</rect><text x="532" y="75">
block</text></g><path d="M608 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
</path></g></g><path d="M628 41h20">
</path></g></g><path d="M 648 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>escape</h1>
<svg class="railroad-diagram" height="72" viewBox="0 0 641 72" width="641">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M600 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M118 41h0">
</path><rect height="22" rx="10" ry="10" width="68" x="50" y="30">
</rect><text x="84" y="45">
escape</text></g><path d="M118 41h10">
</path><path d="M128 41h10">
</path><g class="non-terminal">
<path d="M138 41h0">
</path><path d="M214 41h0">
</path><rect height="22" width="76" x="138" y="30">
</rect><text x="176" y="45">
pattern</text></g><path d="M214 41h10">
</path><path d="M224 41h10">
</path><g class="non-terminal">
<path d="M234 41h0">
</path><path d="M294 41h0">
</path><rect height="22" width="60" x="234" y="30">
</rect><text x="264" y="45">
block</text></g><path d="M294 41h10">
</path><g>
<path d="M304 41h0">
</path><path d="M600 41h0">
</path><path d="M304 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M324 21h256">
</path></g><path d="M580 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M304 41h20">
</path><g>
<path d="M324 41h0">
</path><path d="M580 41h0">
</path><path d="M324 41h10">
</path><g class="terminal">
<path d="M334 41h0">
</path><path d="M394 41h0">
</path><rect height="22" rx="10" ry="10" width="60" x="334" y="30">
</rect><text x="364" y="45">
catch</text></g><path d="M394 41h10">
</path><path d="M404 41h10">
</path><g class="non-terminal">
<path d="M414 41h0">
</path><path d="M490 41h0">
</path><rect height="22" width="76" x="414" y="30">
</rect><text x="452" y="45">
pattern</text></g><path d="M490 41h10">
</path><path d="M500 41h10">
</path><g class="non-terminal">
<path d="M510 41h0">
</path><path d="M570 41h0">
</path><rect height="22" width="60" x="510" y="30">
</rect><text x="540" y="45">
block</text></g><path d="M570 41h10">
</path></g><path d="M580 41h20">
</path></g></g><path d="M 600 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>for</h1>
<svg class="railroad-diagram" height="72" viewBox="0 0 937 72" width="937">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M896 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M94 41h0">
</path><rect height="22" rx="10" ry="10" width="44" x="50" y="30">
</rect><text x="72" y="45">
for</text></g><path d="M94 41h10">
</path><path d="M104 41h10">
</path><g class="non-terminal">
<path d="M114 41h0">
</path><path d="M190 41h0">
</path><rect height="22" width="76" x="114" y="30">
</rect><text x="152" y="45">
pattern</text></g><path d="M190 41h10">
</path><g>
<path d="M200 41h0">
</path><path d="M392 41h0">
</path><path d="M200 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M220 21h152">
</path></g><path d="M372 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M200 41h20">
</path><g>
<path d="M220 41h0">
</path><path d="M372 41h0">
</path><path d="M220 41h10">
</path><g class="terminal">
<path d="M230 41h0">
</path><path d="M266 41h0">
</path><rect height="22" rx="10" ry="10" width="36" x="230" y="30">
</rect><text x="248" y="45">
=></text></g><path d="M266 41h10">
</path><path d="M276 41h10">
</path><g class="non-terminal">
<path d="M286 41h0">
</path><path d="M362 41h0">
</path><rect height="22" width="76" x="286" y="30">
</rect><text x="324" y="45">
pattern</text></g><path d="M362 41h10">
</path></g><path d="M372 41h20">
</path></g><path d="M392 41h10">
</path><g class="terminal">
<path d="M402 41h0">
</path><path d="M438 41h0">
</path><rect height="22" rx="10" ry="10" width="36" x="402" y="30">
</rect><text x="420" y="45">
in</text></g><path d="M438 41h10">
</path><path d="M448 41h10">
</path><g class="non-terminal">
<path d="M458 41h0">
</path><path d="M510 41h0">
</path><rect height="22" width="52" x="458" y="30">
</rect><text x="484" y="45">
comp</text></g><path d="M510 41h10">
</path><path d="M520 41h10">
</path><g class="non-terminal">
<path d="M530 41h0">
</path><path d="M590 41h0">
</path><rect height="22" width="60" x="530" y="30">
</rect><text x="560" y="45">
block</text></g><path d="M590 41h10">
</path><g>
<path d="M600 41h0">
</path><path d="M896 41h0">
</path><path d="M600 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M620 21h256">
</path></g><path d="M876 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M600 41h20">
</path><g>
<path d="M620 41h0">
</path><path d="M876 41h0">
</path><path d="M620 41h10">
</path><g class="terminal">
<path d="M630 41h0">
</path><path d="M690 41h0">
</path><rect height="22" rx="10" ry="10" width="60" x="630" y="30">
</rect><text x="660" y="45">
catch</text></g><path d="M690 41h10">
</path><path d="M700 41h10">
</path><g class="non-terminal">
<path d="M710 41h0">
</path><path d="M786 41h0">
</path><rect height="22" width="76" x="710" y="30">
</rect><text x="748" y="45">
pattern</text></g><path d="M786 41h10">
</path><path d="M796 41h10">
</path><g class="non-terminal">
<path d="M806 41h0">
</path><path d="M866 41h0">
</path><rect height="22" width="60" x="806" y="30">
</rect><text x="836" y="45">
block</text></g><path d="M866 41h10">
</path></g><path d="M876 41h20">
</path></g></g><path d="M 896 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>fn</h1>
<svg class="railroad-diagram" height="92" viewBox="0 0 333 92" width="333">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 31h0">
</path><path d="M292 31h0">
</path><path d="M40 31h10">
</path><g class="terminal">
<path d="M50 31h0">
</path><path d="M86 31h0">
</path><rect height="22" rx="10" ry="10" width="36" x="50" y="20">
</rect><text x="68" y="35">
fn</text></g><path d="M86 31h10">
</path><path d="M96 31h10">
</path><g>
<path d="M106 31h0">
</path><path d="M202 31h0">
</path><path d="M106 31h10">
</path><g class="non-terminal">
<path d="M116 31h0">
</path><path d="M192 31h0">
</path><rect height="22" width="76" x="116" y="20">
</rect><text x="154" y="35">
pattern</text></g><path d="M192 31h10">
</path><path d="M116 31a10 10 0 0 0 -10 10v10a10 10 0 0 0 10 10">
</path><g class="terminal">
<path d="M116 61h24">
</path><path d="M168 61h24">
</path><rect height="22" rx="10" ry="10" width="28" x="140" y="50">
</rect><text x="154" y="65">
,</text></g><path d="M192 61a10 10 0 0 0 10 -10v-10a10 10 0 0 0 -10 -10">
</path></g><path d="M202 31h10">
</path><path d="M212 31h10">
</path><g class="non-terminal">
<path d="M222 31h0">
</path><path d="M282 31h0">
</path><rect height="22" width="60" x="222" y="20">
</rect><text x="252" y="35">
block</text></g><path d="M282 31h10">
</path></g><path d="M 292 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>switch</h1>
<svg class="railroad-diagram" height="71" viewBox="0 0 633 71" width="633">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 31h0">
</path><path d="M592 31h0">
</path><path d="M40 31h10">
</path><g class="terminal">
<path d="M50 31h0">
</path><path d="M118 31h0">
</path><rect height="22" rx="10" ry="10" width="68" x="50" y="20">
</rect><text x="84" y="35">
switch</text></g><path d="M118 31h10">
</path><path d="M128 31h10">
</path><g class="terminal">
<path d="M138 31h0">
</path><path d="M166 31h0">
</path><rect height="22" rx="10" ry="10" width="28" x="138" y="20">
</rect><text x="152" y="35">
(</text></g><path d="M166 31h10">
</path><path d="M176 31h10">
</path><g class="non-terminal">
<path d="M186 31h0">
</path><path d="M238 31h0">
</path><rect height="22" width="52" x="186" y="20">
</rect><text x="212" y="35">
expr</text></g><path d="M238 31h10">
</path><path d="M248 31h10">
</path><g class="terminal">
<path d="M258 31h0">
</path><path d="M286 31h0">
</path><rect height="22" rx="10" ry="10" width="28" x="258" y="20">
</rect><text x="272" y="35">
)</text></g><path d="M286 31h10">
</path><path d="M296 31h10">
</path><g>
<path d="M306 31h0">
</path><path d="M582 31h0">
</path><path d="M306 31h10">
</path><g>
<path d="M316 31h0">
</path><path d="M572 31h0">
</path><path d="M316 31h10">
</path><g class="terminal">
<path d="M326 31h0">
</path><path d="M386 31h0">
</path><rect height="22" rx="10" ry="10" width="60" x="326" y="20">
</rect><text x="356" y="35">
match</text></g><path d="M386 31h10">
</path><path d="M396 31h10">
</path><g class="non-terminal">
<path d="M406 31h0">
</path><path d="M482 31h0">
</path><rect height="22" width="76" x="406" y="20">
</rect><text x="444" y="35">
pattern</text></g><path d="M482 31h10">
</path><path d="M492 31h10">
</path><g class="non-terminal">
<path d="M502 31h0">
</path><path d="M562 31h0">
</path><rect height="22" width="60" x="502" y="20">
</rect><text x="532" y="35">
block</text></g><path d="M562 31h10">
</path></g><path d="M572 31h10">
</path><path d="M316 31a10 10 0 0 0 -10 10v0a10 10 0 0 0 10 10">
</path><g>
<path d="M316 51h256">
</path></g><path d="M572 51a10 10 0 0 0 10 -10v0a10 10 0 0 0 -10 -10">
</path></g><path d="M582 31h10">
</path></g><path d="M 592 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>try</h1>
<svg class="railroad-diagram" height="81" viewBox="0 0 757 81" width="757">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M716 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M94 41h0">
</path><rect height="22" rx="10" ry="10" width="44" x="50" y="30">
</rect><text x="72" y="45">
try</text></g><path d="M94 41h10">
</path><path d="M104 41h10">
</path><g class="non-terminal">
<path d="M114 41h0">
</path><path d="M174 41h0">
</path><rect height="22" width="60" x="114" y="30">
</rect><text x="144" y="45">
block</text></g><path d="M174 41h10">
</path><g>
<path d="M184 41h0">
</path><path d="M500 41h0">
</path><path d="M184 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M204 21h276">
</path></g><path d="M480 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M184 41h20">
</path><g>
<path d="M204 41h0">
</path><path d="M480 41h0">
</path><path d="M204 41h10">
</path><g>
<path d="M214 41h0">
</path><path d="M470 41h0">
</path><path d="M214 41h10">
</path><g class="terminal">
<path d="M224 41h0">
</path><path d="M284 41h0">
</path><rect height="22" rx="10" ry="10" width="60" x="224" y="30">
</rect><text x="254" y="45">
catch</text></g><path d="M284 41h10">
</path><path d="M294 41h10">
</path><g class="non-terminal">
<path d="M304 41h0">
</path><path d="M380 41h0">
</path><rect height="22" width="76" x="304" y="30">
</rect><text x="342" y="45">
pattern</text></g><path d="M380 41h10">
</path><path d="M390 41h10">
</path><g class="non-terminal">
<path d="M400 41h0">
</path><path d="M460 41h0">
</path><rect height="22" width="60" x="400" y="30">
</rect><text x="430" y="45">
block</text></g><path d="M460 41h10">
</path></g><path d="M470 41h10">
</path><path d="M214 41a10 10 0 0 0 -10 10v0a10 10 0 0 0 10 10">
</path><g>
<path d="M214 61h256">
</path></g><path d="M470 61a10 10 0 0 0 10 -10v0a10 10 0 0 0 -10 -10">
</path></g><path d="M480 41h20">
</path></g><g>
<path d="M500 41h0">
</path><path d="M716 41h0">
</path><path d="M500 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M520 21h176">
</path></g><path d="M696 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M500 41h20">
</path><g>
<path d="M520 41h0">
</path><path d="M696 41h0">
</path><path d="M520 41h10">
</path><g class="terminal">
<path d="M530 41h0">
</path><path d="M606 41h0">
</path><rect height="22" rx="10" ry="10" width="76" x="530" y="30">
</rect><text x="568" y="45">
finally</text></g><path d="M606 41h10">
</path><path d="M616 41h10">
</path><g class="non-terminal">
<path d="M626 41h0">
</path><path d="M686 41h0">
</path><rect height="22" width="60" x="626" y="30">
</rect><text x="656" y="45">
block</text></g><path d="M686 41h10">
</path></g><path d="M696 41h20">
</path></g></g><path d="M 716 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>while</h1>
<svg class="railroad-diagram" height="72" viewBox="0 0 705 72" width="705">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M664 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M110 41h0">
</path><rect height="22" rx="10" ry="10" width="60" x="50" y="30">
</rect><text x="80" y="45">
while</text></g><path d="M110 41h10">
</path><path d="M120 41h10">
</path><g class="terminal">
<path d="M130 41h0">
</path><path d="M158 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="130" y="30">
</rect><text x="144" y="45">
(</text></g><path d="M158 41h10">
</path><path d="M168 41h10">
</path><g class="non-terminal">
<path d="M178 41h0">
</path><path d="M230 41h0">
</path><rect height="22" width="52" x="178" y="30">
</rect><text x="204" y="45">
expr</text></g><path d="M230 41h10">
</path><path d="M240 41h10">
</path><g class="terminal">
<path d="M250 41h0">
</path><path d="M278 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="250" y="30">
</rect><text x="264" y="45">
)</text></g><path d="M278 41h10">
</path><path d="M288 41h10">
</path><g class="non-terminal">
<path d="M298 41h0">
</path><path d="M358 41h0">
</path><rect height="22" width="60" x="298" y="30">
</rect><text x="328" y="45">
block</text></g><path d="M358 41h10">
</path><g>
<path d="M368 41h0">
</path><path d="M664 41h0">
</path><path d="M368 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M388 21h256">
</path></g><path d="M644 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M368 41h20">
</path><g>
<path d="M388 41h0">
</path><path d="M644 41h0">
</path><path d="M388 41h10">
</path><g class="terminal">
<path d="M398 41h0">
</path><path d="M458 41h0">
</path><rect height="22" rx="10" ry="10" width="60" x="398" y="30">
</rect><text x="428" y="45">
catch</text></g><path d="M458 41h10">
</path><path d="M468 41h10">
</path><g class="non-terminal">
<path d="M478 41h0">
</path><path d="M554 41h0">
</path><rect height="22" width="76" x="478" y="30">
</rect><text x="516" y="45">
pattern</text></g><path d="M554 41h10">
</path><path d="M564 41h10">
</path><g class="non-terminal">
<path d="M574 41h0">
</path><path d="M634 41h0">
</path><rect height="22" width="60" x="574" y="30">
</rect><text x="604" y="45">
block</text></g><path d="M634 41h10">
</path></g><path d="M644 41h20">
</path></g></g><path d="M 664 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>when</h1>
<svg class="railroad-diagram" height="102" viewBox="0 0 873 102" width="873">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M832 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M102 41h0">
</path><rect height="22" rx="10" ry="10" width="52" x="50" y="30">
</rect><text x="76" y="45">
when</text></g><path d="M102 41h10">
</path><path d="M112 41h10">
</path><g class="terminal">
<path d="M122 41h0">
</path><path d="M150 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="122" y="30">
</rect><text x="136" y="45">
(</text></g><path d="M150 41h10">
</path><path d="M160 41h10">
</path><g>
<path d="M170 41h0">
</path><path d="M242 41h0">
</path><path d="M170 41h10">
</path><g class="non-terminal">
<path d="M180 41h0">
</path><path d="M232 41h0">
</path><rect height="22" width="52" x="180" y="30">
</rect><text x="206" y="45">
expr</text></g><path d="M232 41h10">
</path><path d="M180 41a10 10 0 0 0 -10 10v10a10 10 0 0 0 10 10">
</path><g class="terminal">
<path d="M180 71h12">
</path><path d="M220 71h12">
</path><rect height="22" rx="10" ry="10" width="28" x="192" y="60">
</rect><text x="206" y="75">
,</text></g><path d="M232 71a10 10 0 0 0 10 -10v-10a10 10 0 0 0 -10 -10">
</path></g><path d="M242 41h10">
</path><path d="M252 41h10">
</path><g class="terminal">
<path d="M262 41h0">
</path><path d="M290 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="262" y="30">
</rect><text x="276" y="45">
)</text></g><path d="M290 41h10">
</path><g>
<path d="M300 41h0">
</path><path d="M616 41h0">
</path><path d="M300 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M320 21h276">
</path></g><path d="M596 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M300 41h20">
</path><g>
<path d="M320 41h0">
</path><path d="M596 41h0">
</path><path d="M320 41h10">
</path><g>
<path d="M330 41h0">
</path><path d="M586 41h0">
</path><path d="M330 41h10">
</path><g class="terminal">
<path d="M340 41h0">
</path><path d="M400 41h0">
</path><rect height="22" rx="10" ry="10" width="60" x="340" y="30">
</rect><text x="370" y="45">
catch</text></g><path d="M400 41h10">
</path><path d="M410 41h10">
</path><g class="non-terminal">
<path d="M420 41h0">
</path><path d="M496 41h0">
</path><rect height="22" width="76" x="420" y="30">
</rect><text x="458" y="45">
pattern</text></g><path d="M496 41h10">
</path><path d="M506 41h10">
</path><g class="non-terminal">
<path d="M516 41h0">
</path><path d="M576 41h0">
</path><rect height="22" width="60" x="516" y="30">
</rect><text x="546" y="45">
block</text></g><path d="M576 41h10">
</path></g><path d="M586 41h10">
</path><path d="M330 41a10 10 0 0 0 -10 10v0a10 10 0 0 0 10 10">
</path><g>
<path d="M330 61h256">
</path></g><path d="M586 61a10 10 0 0 0 10 -10v0a10 10 0 0 0 -10 -10">
</path></g><path d="M596 41h20">
</path></g><g>
<path d="M616 41h0">
</path><path d="M832 41h0">
</path><path d="M616 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M636 21h176">
</path></g><path d="M812 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M616 41h20">
</path><g>
<path d="M636 41h0">
</path><path d="M812 41h0">
</path><path d="M636 41h10">
</path><g class="terminal">
<path d="M646 41h0">
</path><path d="M722 41h0">
</path><rect height="22" rx="10" ry="10" width="76" x="646" y="30">
</rect><text x="684" y="45">
finally</text></g><path d="M722 41h10">
</path><path d="M732 41h10">
</path><g class="non-terminal">
<path d="M742 41h0">
</path><path d="M802 41h0">
</path><rect height="22" width="60" x="742" y="30">
</rect><text x="772" y="45">
block</text></g><path d="M802 41h10">
</path></g><path d="M812 41h20">
</path></g></g><path d="M 832 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>bind</h1>
<svg class="railroad-diagram" height="72" viewBox="0 0 529 72" width="529">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M488 41h0">
</path><path d="M40 41h10">
</path><g class="terminal">
<path d="M50 41h0">
</path><path d="M102 41h0">
</path><rect height="22" rx="10" ry="10" width="52" x="50" y="30">
</rect><text x="76" y="45">
bind</text></g><path d="M102 41h10">
</path><path d="M112 41h10">
</path><g class="non-terminal">
<path d="M122 41h0">
</path><path d="M174 41h0">
</path><rect height="22" width="52" x="122" y="30">
</rect><text x="148" y="45">
noun</text></g><path d="M174 41h10">
</path><g>
<path d="M184 41h0">
</path><path d="M352 41h0">
</path><path d="M184 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M204 21h128">
</path></g><path d="M332 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M184 41h20">
</path><g>
<path d="M204 41h0">
</path><path d="M332 41h0">
</path><path d="M204 41h10">
</path><g class="terminal">
<path d="M214 41h0">
</path><path d="M242 41h0">
</path><rect height="22" rx="10" ry="10" width="28" x="214" y="30">
</rect><text x="228" y="45">
:</text></g><path d="M242 41h10">
</path><path d="M252 41h10">
</path><g class="non-terminal">
<path d="M262 41h0">
</path><path d="M322 41h0">
</path><rect height="22" width="60" x="262" y="30">
</rect><text x="292" y="45">
guard</text></g><path d="M322 41h10">
</path></g><path d="M332 41h20">
</path></g><path d="M352 41h10">
</path><g class="terminal">
<path d="M362 41h0">
</path><path d="M478 41h0">
</path><rect height="22" rx="10" ry="10" width="116" x="362" y="30">
</rect><text x="420" y="45">
objectExpr@@</text></g><path d="M478 41h10">
</path></g><path d="M 488 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>object</h1>
<svg class="railroad-diagram" height="132" viewBox="0 0 657 132" width="657">
<g transform="translate(.5 .5)">
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object</text></g><path d="M118 41h10">
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<path d="M128 41h0">
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<path d="M148 41h0">
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noun</text></g><path d="M282 41h10">
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_</text></g><path d="M292 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
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<path d="M332 41h0">
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:</text></g><path d="M370 41h10">
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guard</text></g><path d="M450 41h10">
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</path></g><path d="M480 41h10">
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objectExpr@@</text></g><path d="M606 41h10">
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<h1>def</h1>
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<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
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</path><g class="terminal">
<path d="M50 41h0">
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def</text></g><path d="M94 41h10">
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</path><g>
<path d="M124 41h0">
</path><path d="M664 41h0">
</path><g>
<path d="M124 41h0">
</path><path d="M476 41h0">
</path><path d="M124 41h20">
</path><g>
<path d="M144 41h0">
</path><path d="M456 41h0">
</path><path d="M144 41h10">
</path><g class="terminal">
<path d="M154 41h0">
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bind</text></g><path d="M206 41h10">
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noun</text></g><path d="M278 41h10">
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<path d="M308 41h0">
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</path><path d="M308 41h10">
</path><g class="terminal">
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:</text></g><path d="M346 41h10">
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guard</text></g><path d="M426 41h10">
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noun</text></g><path d="M456 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
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<path d="M476 41h0">
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</path><g class="terminal">
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assign</text></g><path d="M644 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
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assign</text></g><path d="M664 101a10 10 0 0 0 10 -10v-40a10 10 0 0 1 10 -10">
</path></g></g><path d="M 684 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>interface</h1>
<svg class="railroad-diagram" height="102" viewBox="0 0 1013 102" width="1013">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
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namePattern</text></g><path d="M270 41h10">
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pattern</text></g><path d="M474 41h10">
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<path d="M524 21h196">
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extends</text></g><path d="M610 41h10">
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order</text></g><path d="M700 41h10">
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implements_@@</text></g><path d="M874 41h10">
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</rect><text x="928" y="45">
msgs@@</text></g><path d="M962 41h10">
</path></g><path d="M 972 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>meta</h1>
<svg class="railroad-diagram" height="92" viewBox="0 0 441 92" width="441">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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.</text></g><path d="M150 31h10">
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<path d="M160 31h0">
</path><path d="M400 31h0">
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</path><g>
<path d="M180 31h4">
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context</text></g><path d="M270 31h10">
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</path><g class="terminal">
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(</text></g><path d="M318 31h10">
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</path><g class="terminal">
<path d="M338 31h0">
</path><path d="M366 31h0">
</path><rect height="22" rx="10" ry="10" width="28" x="338" y="20">
</rect><text x="352" y="35">
)</text></g><path d="M366 31h10">
</path></g><path d="M380 31h20">
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</path><g>
<path d="M180 61h0">
</path><path d="M380 61h0">
</path><path d="M180 61h10">
</path><g class="terminal">
<path d="M190 61h0">
</path><path d="M274 61h0">
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</rect><text x="232" y="65">
getState</text></g><path d="M274 61h10">
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</path><g class="terminal">
<path d="M294 61h0">
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</path><rect height="22" rx="10" ry="10" width="28" x="294" y="50">
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(</text></g><path d="M322 61h10">
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</path><g class="terminal">
<path d="M342 61h0">
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</path><rect height="22" rx="10" ry="10" width="28" x="342" y="50">
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)</text></g><path d="M370 61h10">
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</path></g></g><path d="M 400 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>pass</h1>
<svg class="railroad-diagram" height="62" viewBox="0 0 153 62" width="153">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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pass</text></g><path d="M102 31h10">
</path><path d="M 112 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>guard</h1>
<svg class="railroad-diagram" height="132" viewBox="0 0 469 132" width="469">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M428 41h0">
</path><path d="M40 41h20">
</path><g>
<path d="M60 41h0">
</path><path d="M408 41h0">
</path><path d="M60 41h10">
</path><g class="terminal">
<path d="M70 41h0">
</path><path d="M170 41h0">
</path><rect height="22" rx="10" ry="10" width="100" x="70" y="30">
</rect><text x="120" y="45">
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</path><g>
<path d="M180 41h0">
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</path><g>
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[</text></g><path d="M238 41h10">
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</path><g>
<path d="M258 41h0">
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</path><g class="non-terminal">
<path d="M268 41h0">
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</path><g class="terminal">
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<path d="M208 101h0">
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)</text></g><path d="M308 101h10">
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</path></g><path d="M 428 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>expr</h1>
<svg class="railroad-diagram" height="152" viewBox="0 0 381 152" width="381">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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</path><g>
<path d="M60 31h0">
</path><path d="M320 31h0">
</path><g>
<path d="M60 31h0">
</path><path d="M184 31h0">
</path><path d="M60 31h20">
</path><g class="terminal">
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</rect><text x="122" y="35">
continue</text></g><path d="M164 31h20">
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</path><g class="terminal">
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<path d="M184 31h0">
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<path d="M204 31h0">
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<path d="M214 31h0">
</path><path d="M242 31h0">
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(</text></g><path d="M242 31h10">
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<path d="M262 31h0">
</path><path d="M290 31h0">
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)</text></g><path d="M290 31h10">
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</path><rect height="22" rx="10" ry="10" width="28" x="238" y="50">
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;</text></g><path d="M300 61a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
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<path d="M204 91h2">
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<h1>assign</h1>
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</path><path d="M396 71h0">
</path><rect height="22" rx="10" ry="10" width="36" x="360" y="60">
</rect><text x="378" y="75">
:=</text></g><path d="M396 71h10">
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</path><g class="non-terminal">
<path d="M416 71h0">
</path><path d="M484 71h0">
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</path><path d="M282 131h0">
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</path><path d="M338 131h0">
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</path><g class="non-terminal">
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@op=...XXX</text></g><path d="M596 161a10 10 0 0 0 10 -10v-100a10 10 0 0 1 10 -10">
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<h1>lval</h1>
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<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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<path d="M50 31h0">
</path><path d="M110 31h0">
</path><rect height="22" width="60" x="50" y="20">
</rect><text x="80" y="35">
infix</text></g><path d="M110 31h10">
</path><path d="M 120 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>infix</h1>
<svg class="railroad-diagram" height="102" viewBox="0 0 349 102" width="349">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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<path d="M50 41h0">
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<path d="M112 41h0">
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<path d="M132 41h0">
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<path d="M132 41h0">
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<path d="M152 41h0">
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</path><rect height="22" rx="10" ry="10" width="36" x="152" y="30">
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||</text></g><path d="M188 41h20">
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&amp;&amp;</text></g><path d="M188 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
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</path></g><path d="M288 41h20">
</path></g></g><path d="M 308 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
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<h1>comp</h1>
<svg class="railroad-diagram" height="282" viewBox="0 0 349 282" width="349">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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<path d="M50 41h0">
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</path><rect height="22" width="60" x="50" y="30">
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order</text></g><path d="M110 41h10">
</path><g>
<path d="M120 41h0">
</path><path d="M308 41h0">
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<path d="M140 21h148">
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</path><g>
<path d="M140 41h0">
</path><path d="M288 41h0">
</path><g>
<path d="M140 41h0">
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<path d="M160 41h0">
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</rect><text x="178" y="45">
=~</text></g><path d="M196 41h20">
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<path d="M160 71h0">
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!~</text></g><path d="M196 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
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<path d="M160 101h0">
</path><path d="M196 101h0">
</path><rect height="22" rx="10" ry="10" width="36" x="160" y="90">
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==</text></g><path d="M196 101a10 10 0 0 0 10 -10v-40a10 10 0 0 1 10 -10">
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<path d="M160 131h0">
</path><path d="M196 131h0">
</path><rect height="22" rx="10" ry="10" width="36" x="160" y="120">
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!=</text></g><path d="M196 131a10 10 0 0 0 10 -10v-70a10 10 0 0 1 10 -10">
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&amp;!</text></g><path d="M196 161a10 10 0 0 0 10 -10v-100a10 10 0 0 1 10 -10">
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^</text></g><path d="M196 191a10 10 0 0 0 10 -10v-130a10 10 0 0 1 10 -10">
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&amp;</text></g><path d="M196 221a10 10 0 0 0 10 -10v-160a10 10 0 0 1 10 -10">
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|</text></g><path d="M196 251a10 10 0 0 0 10 -10v-190a10 10 0 0 1 10 -10">
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comp</text></g><path d="M278 41h10">
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<h1>order</h1>
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<path d="M128 41h0">
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<path d="M148 21h164">
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</path><path d="M128 41h20">
</path><g>
<path d="M148 41h0">
</path><path d="M312 41h0">
</path><g>
<path d="M148 41h0">
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<path d="M168 41h4">
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</path><path d="M204 161h8">
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</path><path d="M204 191h8">
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</rect><text x="190" y="195">
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</path><path d="M204 221h8">
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</rect><text x="190" y="225">
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</path><path d="M148 41a10 10 0 0 1 10 10v190a10 10 0 0 0 10 10">
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<path d="M168 251h4">
</path><path d="M208 251h4">
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</rect><text x="190" y="255">
&lt;&lt;</text></g><path d="M212 251a10 10 0 0 0 10 -10v-190a10 10 0 0 1 10 -10">
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<path d="M168 281h4">
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</path><path d="M208 311h4">
</path><rect height="22" rx="10" ry="10" width="36" x="172" y="300">
</rect><text x="190" y="315">
..</text></g><path d="M212 311a10 10 0 0 0 10 -10v-250a10 10 0 0 1 10 -10">
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<path d="M168 341h0">
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</rect><text x="190" y="345">
..!</text></g><path d="M212 341a10 10 0 0 0 10 -10v-280a10 10 0 0 1 10 -10">
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<h1>call</h1>
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<h1>trailer</h1>
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<h1>prim</h1>
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<h1>comprehension</h1>
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<h1>pattern</h1>
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<h1>namePattern</h1>
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</path><g class="terminal">
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:</text></g><path d="M286 111h10">
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guard</text></g><path d="M366 111h10">
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&amp;</text></g><path d="M138 151h10">
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</path><g>
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</path><rect height="22" rx="10" ry="10" width="28" x="250" y="140">
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:</text></g><path d="M278 151h10">
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guard</text></g><path d="M358 151h10">
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bind</text></g><path d="M150 221h10">
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noun</text></g><path d="M222 221h10">
</path><g>
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</path><g>
<path d="M252 201h128">
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</path><path d="M232 221h20">
</path><g>
<path d="M252 221h0">
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</path><g class="terminal">
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</path><rect height="22" rx="10" ry="10" width="28" x="262" y="210">
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:</text></g><path d="M290 221h10">
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</path><g class="non-terminal">
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</path><path d="M370 221h0">
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guard</text></g><path d="M370 221h10">
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</path></g></svg>
<h1>noun</h1>
<svg class="railroad-diagram" height="92" viewBox="0 0 281 92" width="281">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
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</path><path d="M40 31h20">
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</path><path d="M190 31h30">
</path><rect height="22" rx="10" ry="10" width="100" x="90" y="20">
</rect><text x="140" y="35">
IDENTIFIER</text></g><path d="M220 31h20">
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</path><g>
<path d="M60 61h0">
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::</text></g><path d="M106 61h10">
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</path><g class="terminal">
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</path></g><path d="M 240 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>quasiliteral</h1>
<svg class="railroad-diagram" height="200" viewBox="0 0 453 200" width="453">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
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</path><g class="terminal">
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`</text></g><path d="M78 41h10">
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<path d="M88 41h0">
</path><path d="M364 41h0">
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</path><g>
<path d="M108 21h236">
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<path d="M118 41h0">
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</path><path d="M248 41h66">
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...</text></g><path d="M314 41h20">
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</path><g class="terminal">
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}</text></g><path d="M304 101h10">
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<path d="M138 161h0">
</path><path d="M314 161h0">
</path><path d="M138 161h10">
</path><g class="terminal">
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@{</text></g><path d="M184 161h10">
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</path><g class="non-terminal">
<path d="M204 161h0">
</path><path d="M256 161h0">
</path><rect height="22" width="52" x="204" y="150">
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expr</text></g><path d="M256 161h10">
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</path><g class="terminal">
<path d="M276 161h0">
</path><path d="M304 161h0">
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}</text></g><path d="M304 161h10">
</path></g><path d="M314 161a10 10 0 0 0 10 -10v-100a10 10 0 0 1 10 -10">
</path></g><path d="M334 41h10">
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</path><g>
<path d="M118 180h216">
</path></g><path d="M334 180a10 10 0 0 0 10 -10v-119a10 10 0 0 0 -10 -10">
</path></g><path d="M344 41h20">
</path></g><path d="M364 41h10">
</path><g class="terminal">
<path d="M374 41h0">
</path><path d="M402 41h0">
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`</text></g><path d="M402 41h10">
</path></g><path d="M 412 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>mapPatternItem</h1>
<svg class="railroad-diagram" height="222" viewBox="0 0 657 222" width="657">
<g transform="translate(.5 .5)">
<path d="M 20 31 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 41h0">
</path><path d="M616 41h0">
</path><g>
<path d="M40 41h0">
</path><path d="M440 41h0">
</path><path d="M40 41h20">
</path><g>
<path d="M60 41h88">
</path><path d="M332 41h88">
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</path><g class="terminal">
<path d="M158 41h0">
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</path><rect height="22" rx="10" ry="10" width="36" x="158" y="30">
</rect><text x="176" y="45">
=></text></g><path d="M194 41h10">
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</path><g class="non-terminal">
<path d="M214 41h0">
</path><path d="M322 41h0">
</path><rect height="22" width="108" x="214" y="30">
</rect><text x="268" y="45">
namePattern</text></g><path d="M322 41h10">
</path></g><path d="M420 41h20">
</path><path d="M40 41a10 10 0 0 1 10 10v10a10 10 0 0 0 10 10">
</path><g>
<path d="M60 71h0">
</path><path d="M420 71h0">
</path><g>
<path d="M60 71h0">
</path><path d="M268 71h0">
</path><path d="M60 71h20">
</path><g>
<path d="M80 71h0">
</path><path d="M248 71h0">
</path><path d="M80 71h10">
</path><g class="terminal">
<path d="M90 71h0">
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</path><path d="M128 71h10">
</path><g class="non-terminal">
<path d="M138 71h0">
</path><path d="M190 71h0">
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expr</text></g><path d="M190 71h10">
</path><path d="M200 71h10">
</path><g class="terminal">
<path d="M210 71h0">
</path><path d="M238 71h0">
</path><rect height="22" rx="10" ry="10" width="28" x="210" y="60">
</rect><text x="224" y="75">
)</text></g><path d="M238 71h10">
</path></g><path d="M248 71h20">
</path><path d="M60 71a10 10 0 0 1 10 10v10a10 10 0 0 0 10 10">
</path><g class="terminal">
<path d="M80 101h42">
</path><path d="M206 101h42">
</path><rect height="22" rx="10" ry="10" width="84" x="122" y="90">
</rect><text x="164" y="105">
.String.</text></g><path d="M248 101a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
</path><path d="M60 71a10 10 0 0 1 10 10v40a10 10 0 0 0 10 10">
</path><g class="terminal">
<path d="M80 131h54">
</path><path d="M194 131h54">
</path><rect height="22" rx="10" ry="10" width="60" x="134" y="120">
</rect><text x="164" y="135">
.int.</text></g><path d="M248 131a10 10 0 0 0 10 -10v-40a10 10 0 0 1 10 -10">
</path><path d="M60 71a10 10 0 0 1 10 10v70a10 10 0 0 0 10 10">
</path><g class="terminal">
<path d="M80 161h38">
</path><path d="M210 161h38">
</path><rect height="22" rx="10" ry="10" width="92" x="118" y="150">
</rect><text x="164" y="165">
.float64.</text></g><path d="M248 161a10 10 0 0 0 10 -10v-70a10 10 0 0 1 10 -10">
</path><path d="M60 71a10 10 0 0 1 10 10v100a10 10 0 0 0 10 10">
</path><g class="terminal">
<path d="M80 191h50">
</path><path d="M198 191h50">
</path><rect height="22" rx="10" ry="10" width="68" x="130" y="180">
</rect><text x="164" y="195">
.char.</text></g><path d="M248 191a10 10 0 0 0 10 -10v-100a10 10 0 0 1 10 -10">
</path></g><path d="M268 71h10">
</path><g class="terminal">
<path d="M278 71h0">
</path><path d="M314 71h0">
</path><rect height="22" rx="10" ry="10" width="36" x="278" y="60">
</rect><text x="296" y="75">
=></text></g><path d="M314 71h10">
</path><path d="M324 71h10">
</path><g class="non-terminal">
<path d="M334 71h0">
</path><path d="M410 71h0">
</path><rect height="22" width="76" x="334" y="60">
</rect><text x="372" y="75">
pattern</text></g><path d="M410 71h10">
</path></g><path d="M420 71a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
</path></g><g>
<path d="M440 41h0">
</path><path d="M616 41h0">
</path><path d="M440 41a10 10 0 0 0 10 -10v0a10 10 0 0 1 10 -10">
</path><g>
<path d="M460 21h136">
</path></g><path d="M596 21a10 10 0 0 1 10 10v0a10 10 0 0 0 10 10">
</path><path d="M440 41h20">
</path><g>
<path d="M460 41h0">
</path><path d="M596 41h0">
</path><path d="M460 41h10">
</path><g class="terminal">
<path d="M470 41h0">
</path><path d="M506 41h0">
</path><rect height="22" rx="10" ry="10" width="36" x="470" y="30">
</rect><text x="488" y="45">
:=</text></g><path d="M506 41h10">
</path><path d="M516 41h10">
</path><g class="non-terminal">
<path d="M526 41h0">
</path><path d="M586 41h0">
</path><rect height="22" width="60" x="526" y="30">
</rect><text x="556" y="45">
order</text></g><path d="M586 41h10">
</path></g><path d="M596 41h20">
</path></g></g><path d="M 616 41 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
<h1>mapItem</h1>
<svg class="railroad-diagram" height="152" viewBox="0 0 345 152" width="345">
<g transform="translate(.5 .5)">
<path d="M 20 21 v 20 m 10 -20 v 20 m -10 -10 h 20.5">
</path><g>
<path d="M40 31h0">
</path><path d="M304 31h0">
</path><path d="M40 31h20">
</path><g>
<path d="M60 31h0">
</path><path d="M284 31h0">
</path><path d="M60 31h10">
</path><g class="terminal">
<path d="M70 31h0">
</path><path d="M106 31h0">
</path><rect height="22" rx="10" ry="10" width="36" x="70" y="20">
</rect><text x="88" y="35">
=></text></g><path d="M106 31h10">
</path><g>
<path d="M116 31h0">
</path><path d="M284 31h0">
</path><path d="M116 31h20">
</path><g>
<path d="M136 31h4">
</path><path d="M260 31h4">
</path><path d="M140 31h10">
</path><g class="terminal">
<path d="M150 31h0">
</path><path d="M178 31h0">
</path><rect height="22" rx="10" ry="10" width="28" x="150" y="20">
</rect><text x="164" y="35">
&amp;</text></g><path d="M178 31h10">
</path><path d="M188 31h10">
</path><g class="non-terminal">
<path d="M198 31h0">
</path><path d="M250 31h0">
</path><rect height="22" width="52" x="198" y="20">
</rect><text x="224" y="35">
noun</text></g><path d="M250 31h10">
</path></g><path d="M264 31h20">
</path><path d="M116 31a10 10 0 0 1 10 10v10a10 10 0 0 0 10 10">
</path><g>
<path d="M136 61h0">
</path><path d="M264 61h0">
</path><path d="M136 61h10">
</path><g class="terminal">
<path d="M146 61h0">
</path><path d="M182 61h0">
</path><rect height="22" rx="10" ry="10" width="36" x="146" y="50">
</rect><text x="164" y="65">
&amp;&amp;</text></g><path d="M182 61h10">
</path><path d="M192 61h10">
</path><g class="non-terminal">
<path d="M202 61h0">
</path><path d="M254 61h0">
</path><rect height="22" width="52" x="202" y="50">
</rect><text x="228" y="65">
noun</text></g><path d="M254 61h10">
</path></g><path d="M264 61a10 10 0 0 0 10 -10v-10a10 10 0 0 1 10 -10">
</path><path d="M116 31a10 10 0 0 1 10 10v40a10 10 0 0 0 10 10">
</path><g class="non-terminal">
<path d="M136 91h38">
</path><path d="M226 91h38">
</path><rect height="22" width="52" x="174" y="80">
</rect><text x="200" y="95">
noun</text></g><path d="M264 91a10 10 0 0 0 10 -10v-40a10 10 0 0 1 10 -10">
</path></g></g><path d="M284 31h20">
</path><path d="M40 31a10 10 0 0 1 10 10v70a10 10 0 0 0 10 10">
</path><g>
<path d="M60 121h12">
</path><path d="M272 121h12">
</path><path d="M72 121h10">
</path><g class="non-terminal">
<path d="M82 121h0">
</path><path d="M134 121h0">
</path><rect height="22" width="52" x="82" y="110">
</rect><text x="108" y="125">
expr</text></g><path d="M134 121h10">
</path><path d="M144 121h10">
</path><g class="terminal">
<path d="M154 121h0">
</path><path d="M190 121h0">
</path><rect height="22" rx="10" ry="10" width="36" x="154" y="110">
</rect><text x="172" y="125">
=></text></g><path d="M190 121h10">
</path><path d="M200 121h10">
</path><g class="non-terminal">
<path d="M210 121h0">
</path><path d="M262 121h0">
</path><rect height="22" width="52" x="210" y="110">
</rect><text x="236" y="125">
expr</text></g><path d="M262 121h10">
</path></g><path d="M284 121a10 10 0 0 0 10 -10v-70a10 10 0 0 1 10 -10">
</path></g><path d="M 304 31 h 20 m -10 -10 v 20 m 10 -20 v 20">
</path></g></svg>
Raw
monte_syntax.py
"This is a polyglot Python/JavaScript file.";
add('module', Diagram(Sequence(
Optional(Sequence("module"
, NonTerminal('imports')
, Optional(NonTerminal('exports'))))
, NonTerminal('body'))));
add('imports', Diagram(OneOrMore(NonTerminal('pattern'))));
add('exports', Diagram(Sequence(
'export', "(", OneOrMore(NonTerminal('noun')), ")")));
add('body', Diagram(OneOrMore('blockExpr')));
add('blockExpr', Diagram(Choice(
0,
NonTerminal('basic'),
NonTerminal('expr'))));
add('basic', Diagram(Choice(
0
, NonTerminal('if')
, NonTerminal('escape')
, NonTerminal('for')
, NonTerminal('fn')
, NonTerminal('switch')
, NonTerminal('try')
, NonTerminal('while')
, NonTerminal('when')
, NonTerminal('bind')
, NonTerminal('object')
, NonTerminal('def')
, NonTerminal('interface')
, NonTerminal('meta')
, NonTerminal('pass')
)));
add('if', Diagram(
Sequence("if", "(", NonTerminal('expr'), ")", NonTerminal('block')
, Optional(Sequence("else", Choice(0
, Sequence("if", NonTerminal('basic@@'))
, NonTerminal('block')))))
));
add('escape', Diagram(
Sequence("escape", NonTerminal('pattern'), NonTerminal('block'),
Optional(Sequence("catch", NonTerminal('pattern'),
NonTerminal('block'))))
));
add('for', Diagram(
Sequence("for",
NonTerminal('pattern'),
Optional(Sequence("=>", NonTerminal('pattern'))),
"in", NonTerminal('comp'),
NonTerminal('block'),
Optional(Sequence("catch", NonTerminal('pattern'), NonTerminal('block'))))
));
add('fn', Diagram(
Sequence("fn", OneOrMore(NonTerminal('pattern'), ','), NonTerminal('block'))
));
add('switch', Diagram(
Sequence("switch", "(", NonTerminal('expr'), ")",
OneOrMore(Sequence("match", NonTerminal('pattern'),
NonTerminal('block'))))
));
add('try', Diagram(
Sequence("try", NonTerminal('block'),
ZeroOrMore(Sequence("catch",
NonTerminal('pattern'), NonTerminal('block'))),
Optional(Sequence("finally", NonTerminal('block'))))
));
add('while', Diagram(
Sequence("while", "(", NonTerminal('expr'), ")", NonTerminal('block'),
Optional(Sequence("catch", NonTerminal('pattern'), NonTerminal('block'))))
));
add('when', Diagram(
Sequence("when",
"(", OneOrMore(NonTerminal('expr'), ','), ")",
ZeroOrMore(Sequence("catch",
NonTerminal('pattern'), NonTerminal('block'))),
Optional(Sequence("finally", NonTerminal('block'))))
));
add('bind', Diagram(
Sequence("bind",
NonTerminal("noun"),
Optional(Sequence(":", NonTerminal('guard'))), "objectExpr@@")
));
add('object', Diagram(
Sequence("object", Choice(0, Sequence("bind", NonTerminal('noun')),
"_",
NonTerminal("noun")),
Optional(Sequence(":", NonTerminal('guard'))), "objectExpr@@")
));
add('def', Diagram(
Sequence("def", Choice(0,
Sequence(Choice(0,
Sequence("bind", NonTerminal("noun"),
Optional(Sequence(":", NonTerminal('guard')))),
NonTerminal("noun")),
Choice(0, "objectFunction@@", NonTerminal('assign'))),
NonTerminal('assign')))
));
add('interface', Diagram(
Sequence("interface",
NonTerminal('namePattern'),
Optional(Sequence("guards", NonTerminal('pattern'))),
Optional(Sequence("extends", OneOrMore(NonTerminal('order'), ','))),
"implements_@@", "msgs@@")
));
add('meta', Diagram(
Sequence("meta", ".", Choice(0,
Sequence("context", "(", ")"),
Sequence("getState", "(", ")")
))
));
add('pass', Diagram('pass'));
add('guard', Diagram(Choice(
0, Sequence('IDENTIFIER',
Optional(Sequence('[',
OneOrMore(NonTerminal('expr'), ','),
']'))),
Sequence('(', NonTerminal('expr'), ')')
)));
add('expr',
Diagram(Choice(0,
Sequence(
Choice(0, "continue", "break", "return")
, Choice(0,
Sequence("(", ")"),
";",
NonTerminal('blockExpr'))),
NonTerminal('assign'))));
add('assign', Diagram(Choice(
0,
Sequence('def',
NonTerminal('pattern'),
Optional(Sequence("exit", NonTerminal('order'))),
Optional(Sequence(":=", NonTerminal('assign')))),
Sequence(Choice(0, 'var', 'bind'),
NonTerminal('pattern'),
# XXX the next two seem to be optional in the code.
":=", NonTerminal('assign')),
Sequence(NonTerminal('lval'), ":=", NonTerminal('assign')),
"@op=...XXX",
"VERB_ASSIGN XXX"
)
));
add('lval', Diagram(NonTerminal('infix')));
add('infix', Diagram(Sequence(
NonTerminal('comp'),
Optional(Sequence(Choice(0, '||', '&&'), NonTerminal('infix'))))));
add('comp', Diagram(
NonTerminal('order'),
Optional(Sequence(Choice(
0,
"=~",
"!~",
"==",
"!=",
"&!",
"^",
"&",
"|"
), NonTerminal('comp')))));
add('order', Diagram(
NonTerminal('prefix'),
Optional(Sequence(Choice(
0,
"**",
"*",
"/",
"//",
"%",
"+",
"-",
"<<",
">>",
"..",
"..!",
">",
"<",
">=",
"<=",
"<=>"
), NonTerminal('order')))));
add('prefix', Diagram(Choice(
0
, Sequence('-', NonTerminal('prim'))
, Sequence(Choice(0, "~", "!"), NonTerminal('call'))
, Sequence('&', NonTerminal('noun'))
, Sequence('&&', NonTerminal('noun'))
, Sequence(NonTerminal('call'),
Optional(Sequence(":", NonTerminal('guard'))))
)));
add('call', Diagram(Sequence('prim', NonTerminal('trailer'))));
add('trailer',
Diagram(
Choice(0
, Skip()
, Sequence(Choice(0, ".", "<-"), Choice(0, ".String.", "IDENTIFIER"),
Optional(Sequence("(", ZeroOrMore(NonTerminal('expr'), ','),
")"
, NonTerminal('trailer'))))
, Sequence("(", ZeroOrMore(NonTerminal('expr'), ','), ")"
, NonTerminal('trailer'))
, Sequence("[", ZeroOrMore(NonTerminal('expr'), ','), "]"
, NonTerminal('trailer'))
))
);
add('prim', Diagram(Choice(
0
,".String.", ".int.", ".float64.", ".char."
, Sequence(Optional("IDENTIFIER"), NonTerminal('quasiliteral'))
, "IDENTIFIER"
, Sequence("::", ".String.")
, Sequence("(", NonTerminal('expr'), ")")
, Sequence("{", ZeroOrMore(NonTerminal('expr'), ';'), "}")
, Sequence("[",
Choice(0,
ZeroOrMore(NonTerminal('expr'), ','),
ZeroOrMore(Sequence(NonTerminal('expr'),
"=>", NonTerminal('expr')),
','),
Sequence(NonTerminal('comprehension'),
NonTerminal('expr'),
Optional(Sequence("=>", NonTerminal('expr')))))
, "]")
)));
add('comprehension', Diagram(
Sequence('for',
NonTerminal('pattern'),
Optional(Sequence("=>", NonTerminal('pattern'))),
"in", NonTerminal('comp')
, Optional(Sequence("if", "(", NonTerminal('expr'), ")"))
)
));
add('pattern',
Diagram(Sequence(
Choice(0,
NonTerminal('namePattern')
, Sequence(Optional('IDENTIFIER'),
NonTerminal('quasiLiteral'))
, Sequence(Choice(0, "==", "!="), NonTerminal('prim'))
, Sequence("_", ":", NonTerminal('guard'))
, Sequence("via", "(", NonTerminal('expr'), ')',
NonTerminal('pattern'))
, Sequence("[",
OneOrMore(NonTerminal('mapPatternItem'), ','), ']'))
, Optional(Sequence("?", "(", NonTerminal('expr'), ")")))))
add('namePattern', Diagram(
Choice(0,
Sequence(
Choice(0,
Sequence("::", ".String."),
"IDENTIFIER"),
Optional(Sequence(':', NonTerminal('guard')))),
Sequence("var", NonTerminal('noun'),
Optional(Sequence(":", NonTerminal('guard')))),
Sequence("&", NonTerminal('noun'),
Optional(Sequence(":", NonTerminal('guard')))),
Sequence("&&", NonTerminal('noun')),
Sequence("bind", NonTerminal('noun'),
Optional(Sequence(":", NonTerminal('guard')))),
)))
add('noun', Diagram(Choice(
0, 'IDENTIFIER',
Sequence('::', '.String.'))));
add('quasiliteral', Diagram(Sequence(
'`',
ZeroOrMore(
Choice(0, '...',
'$IDENT',
Sequence('${', NonTerminal('expr'), '}'),
'@IDENT',
Sequence('@{', NonTerminal('expr'), '}')
))
, '`')));
add('mapPatternItem',
Diagram(Sequence(
Choice(0,
Sequence("=>", NonTerminal('namePattern')),
Sequence(Choice(0,
Sequence("(", NonTerminal('expr'), ")"),
".String.", ".int.", ".float64.", ".char."),
"=>", NonTerminal('pattern'))),
Optional(Sequence(":=", NonTerminal('order'))))))
add('mapItem',
Diagram(Choice(
0,
Sequence("=>", Choice(
0,
Sequence("&", NonTerminal('noun')),
Sequence("&&", NonTerminal('noun')),
NonTerminal('noun'))),
Sequence(NonTerminal('expr'), "=>", NonTerminal('expr')))))
@dckc
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Author

dckc commented Jul 26, 2015

context: monte-language/monte#48

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