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"use strict";const b={curry:function(fn){const curried=(...args)=>{if(args.length>=fn.length)return fn(...args);else return(...rest)=>curried(...args,...rest)};return curried},pipe:(...fns)=>value=>fns.reduce((acc,fn)=>fn(acc),value),compose:(...fns)=>(...args)=>fns.reduceRight((res,fn)=>fn(...[].concat(res)),args),identity:x=>x,match:function(){return this.curry((what,s)=>s.match(what))},replace:function(){return this.curry((what,replacement,s)=>s.replace(what,replacement))},filter:function(){return this.curry((f,xs)=>xs.filter(f))},map:function(){return this.curry((f,xs)=>xs.map(f))},deepMap:function(){return this.curry(function deepMap(f,xs){return Array.isArray(xs)?xs.map(x=>deepMap(f,x)):f(xs)})}};export default b;
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<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="Comment"># new type to help incrementally scan arrays</span>
<span id="L2" class="LineNr"> 2 </span><span class="muData">container</span> <a href='066stream.mu.html#L2'>stream</a>:_elem [
<span id="L3" class="LineNr"> 3 </span>  index:num
<span id="L4" class="LineNr"> 4 </span>  data:&amp;:@:_elem
<span id="L5" class="LineNr"> 5 </span>]
<span id="L6" class="LineNr"> 6 </span>
<span id="L7" class="LineNr"> 7 </span><span class="muRecipe">def</span> <a href='066stream.mu.html#L7'>new-stream</a> s:&amp;:@:_elem<span class="muRecipe"> -&gt; </span>result:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem [
<span id="L8" class="LineNr"> 8 </span>  <span class="Constant">local-scope</span>
<span id="L9" class="LineNr"> 9 </span>  <span class="Constant">load-inputs</span>
<span id="L10" class="LineNr">10 </span>  <span class="muControl">return-unless</span> s,<span class="Constant"> null</span>
<span id="L11" class="LineNr">11 </span>  result <span class="Special">&lt;-</span> new <span class="Delimiter">{</span>(stream _elem): type<span class="Delimiter">}</span>
<span id="L12" class="LineNr">12 </span>  *result <span class="Special">&lt;-</span> put *result, <span class="Constant">index:offset</span>,<span class="Constant"> 0</span>
<span id="L13" class="LineNr">13 </span>  *result <span class="Special">&lt;-</span> put *result, <span class="Constant">data:offset</span>, s
<span id="L14" class="LineNr">14 </span>]
<span id="L15" class="LineNr">15 </span>
<span id="L16" class="LineNr">16 </span><span class="muRecipe">def</span> <a href='066stream.mu.html#L16'>rewind</a> in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem<span class="muRecipe"> -&gt; </span>in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem [
<span id="L17" class="LineNr">17 </span>  <span class="Constant">local-scope</span>
<span id="L18" class="LineNr">18 </span>  <span class="Constant">load-inputs</span>
<span id="L19" class="LineNr">19 </span>  <span class="muControl">return-unless</span> in
<span id="L20" class="LineNr">20 </span>  *in <span class="Special">&lt;-</span> put *in, <span class="Constant">index:offset</span>,<span class="Constant"> 0</span>
<span id="L21" class="LineNr">21 </span>]
<span id="L22" class="LineNr">22 </span>
<span id="L23" class="LineNr">23 </span><span class="muRecipe">def</span> read in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem<span class="muRecipe"> -&gt; </span>result:_elem, empty?:bool, in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem [
<span id="L24" class="LineNr">24 </span>  <span class="Constant">local-scope</span>
<span id="L25" class="LineNr">25 </span>  <span class="Constant">load-inputs</span>
<span id="L26" class="LineNr">26 </span>  assert in, <span class="Constant">[cannot read; <a href='066stream.mu.html#L2'>stream</a> has no data]</span>
<span id="L27" class="LineNr">27 </span>  empty? <span class="Special">&lt;-</span> copy<span class="Constant"> false</span>
<span id="L28" class="LineNr">28 </span>  idx:num <span class="Special">&lt;-</span> get *in, <span class="Constant">index:offset</span>
<span id="L29" class="LineNr">29 </span>  s:&amp;:@:_elem <span class="Special">&lt;-</span> get *in, <span class="Constant">data:offset</span>
<span id="L30" class="LineNr">30 </span>  len:num <span class="Special">&lt;-</span> length *s
<span id="L31" class="LineNr">31 </span>  at-end?:bool <span class="Special">&lt;-</span> greater-or-equal idx len
<span id="L32" class="LineNr">32 </span>  <span class="Delimiter">{</span>
<span id="L33" class="LineNr">33 </span>    <span class="muControl">break-unless</span> at-end?
<span id="L34" class="LineNr">34 </span>    empty-result:&amp;:_elem <span class="Special">&lt;-</span> new <span class="Constant">_elem:type</span>
<span id="L35" class="LineNr">35 </span>   <span class="muControl"> return</span> *empty-result,<span class="Constant"> true</span>
<span id="L36" class="LineNr">36 </span>  <span class="Delimiter">}</span>
<span id="L37" class="LineNr">37 </span>  result <span class="Special">&lt;-</span> index *s, idx
<span id="L38" class="LineNr">38 </span>  idx <span class="Special">&lt;-</span> add idx,<span class="Constant"> 1</span>
<span id="L39" class="LineNr">39 </span>  *in <span class="Special">&lt;-</span> put *in, <span class="Constant">index:offset</span>, idx
<span id="L40" class="LineNr">40 </span>]
<span id="L41" class="LineNr">41 </span>
<span id="L42" class="LineNr">42 </span><span class="muRecipe">def</span> <a href='066stream.mu.html#L42'>peek</a> in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem<span class="muRecipe"> -&gt; </span>result:_elem, empty?:bool [
<span id="L43" class="LineNr">43 </span>  <span class="Constant">local-scope</span>
<span id="L44" class="LineNr">44 </span>  <span class="Constant">load-inputs</span>
<span id="L45" class="LineNr">45 </span>  assert in, <span class="Constant">[cannot peek; <a href='066stream.mu.html#L2'>stream</a> has no data]</span>
<span id="L46" class="LineNr">46 </span>  empty?:bool <span class="Special">&lt;-</span> copy<span class="Constant"> false</span>
<span id="L47" class="LineNr">47 </span>  idx:num <span class="Special">&lt;-</span> get *in, <span class="Constant">index:offset</span>
<span id="L48" class="LineNr">48 </span>  s:&amp;:@:_elem <span class="Special">&lt;-</span> get *in, <span class="Constant">data:offset</span>
<span id="L49" class="LineNr">49 </span>  len:num <span class="Special">&lt;-</span> length *s
<span id="L50" class="LineNr">50 </span>  at-end?:bool <span class="Special">&lt;-</span> greater-or-equal idx len
<span id="L51" class="LineNr">51 </span>  <span class="Delimiter">{</span>
<span id="L52" class="LineNr">52 </span>    <span class="muControl">break-unless</span> at-end?
<span id="L53" class="LineNr">53 </span>    empty-result:&amp;:_elem <span class="Special">&lt;-</span> new <span class="Constant">_elem:type</span>
<span id="L54" class="LineNr">54 </span>   <span class="muControl"> return</span> *empty-result,<span class="Constant"> true</span>
<span id="L55" class="LineNr">55 </span>  <span class="Delimiter">}</span>
<span id="L56" class="LineNr">56 </span>  result <span class="Special">&lt;-</span> index *s, idx
<span id="L57" class="LineNr">57 </span>]
<span id="L58" class="LineNr">58 </span>
<span id="L59" class="LineNr">59 </span><span class="muRecipe">def</span> <a href='066stream.mu.html#L59'>read-line</a> in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:char<span class="muRecipe"> -&gt; </span>result:text, in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:char [
<span id="L60" class="LineNr">60 </span>  <span class="Constant">local-scope</span>
<span id="L61" class="LineNr">61 </span>  <span class="Constant">load-inputs</span>
<span id="L62" class="LineNr">62 </span>  assert in, <span class="Constant">[cannot read-line; <a href='066stream.mu.html#L2'>stream</a> has no data]</span>
<span id="L63" class="LineNr">63 </span>  idx:num <span class="Special">&lt;-</span> get *in, <span class="Constant">index:offset</span>
<span id="L64" class="LineNr">64 </span>  s:text <span class="Special">&lt;-</span> get *in, <span class="Constant">data:offset</span>
<span id="L65" class="LineNr">65 </span>  next-idx:num <span class="Special">&lt;-</span> find-next s, <span class="Constant">10/newline</span>, idx
<span id="L66" class="LineNr">66 </span>  result <span class="Special">&lt;-</span> <a href='061text.mu.html#L1287'>copy-range</a> s, idx, next-idx
<span id="L67" class="LineNr">67 </span>  idx <span class="Special">&lt;-</span> add next-idx,<span class="Constant"> 1</span>  <span class="Comment"># skip newline</span>
<span id="L68" class="LineNr">68 </span>  <span class="Comment"># write back</span>
<span id="L69" class="LineNr">69 </span>  *in <span class="Special">&lt;-</span> put *in, <span class="Constant">index:offset</span>, idx
<span id="L70" class="LineNr">70 </span>]
<span id="L71" class="LineNr">71 </span>
<span id="L72" class="LineNr">72 </span><span class="muRecipe">def</span> <a href='066stream.mu.html#L72'>end-of-stream?</a> in:&amp;:<a href='066stream.mu.html#L2'>stream</a>:_elem<span class="muRecipe"> -&gt; </span>result:bool [
<span id="L73" class="LineNr">73 </span>  <span class="Constant">local-scope</span>
<span id="L74" class="LineNr">74 </span>  <span class="Constant">load-inputs</span>
<span id="L75" class="LineNr">75 </span>  assert in, <span class="Constant">[cannot check end-of-stream?; <a href='066stream.mu.html#L2'>stream</a> has no data]</span>
<span id="L76" class="LineNr">76 </span>  idx:num <span class="Special">&lt;-</span> get *in, <span class="Constant">index:offset</span>
<span id="L77" class="LineNr">77 </span>  s:&amp;:@:_elem <span class="Special">&lt;-</span> get *in, <span class="Constant">data:offset</span>
<span id="L78" class="LineNr">78 </span>  len:num <span class="Special">&lt;-</span> length *s
<span id="L79" class="LineNr">79 </span>  result <span class="Special">&lt;-</span> greater-or-equal idx, len
<span id="L80" class="LineNr">80 </span>]
</pre>
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