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diff --git a/html/baremetal/shell/grapheme-stack.mu.html b/html/baremetal/shell/grapheme-stack.mu.html new file mode 100644 index 00000000..b77ff59d --- /dev/null +++ b/html/baremetal/shell/grapheme-stack.mu.html @@ -0,0 +1,305 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> +<html> +<head> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<title>Mu - baremetal/shell/grapheme-stack.mu</title> +<meta name="Generator" content="Vim/8.1"> +<meta name="plugin-version" content="vim8.1_v1"> +<meta name="syntax" content="none"> +<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> +<meta name="colorscheme" content="minimal-light"> +<style type="text/css"> +<!-- +pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; } +body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; } +a { color:inherit; } +* { font-size:12pt; font-size: 1em; } +.PreProc { color: #c000c0; } +.LineNr { } +.Constant { color: #008787; } +.SpecialChar { color: #d70000; } +.Delimiter { color: #c000c0; } +.muFunction { color: #af5f00; text-decoration: underline; } +.muTest { color: #5f8700; } +.muComment { color: #005faf; } +--> +</style> + +<script type='text/javascript'> +<!-- + +/* function to open any folds containing a jumped-to line before jumping to it */ +function JumpToLine() +{ + var lineNum; + lineNum = window.location.hash; + lineNum = lineNum.substr(1); /* strip off '#' */ + + if (lineNum.indexOf('L') == -1) { + lineNum = 'L'+lineNum; + } + var lineElem = document.getElementById(lineNum); + /* Always jump to new location even if the line was hidden inside a fold, or + * we corrected the raw number to a line ID. + */ + if (lineElem) { + lineElem.scrollIntoView(true); + } + return true; +} +if ('onhashchange' in window) { + window.onhashchange = JumpToLine; +} + +--> +</script> +</head> +<body onload='JumpToLine();'> +<a href='https://github.com/akkartik/mu/blob/main/baremetal/shell/grapheme-stack.mu'>https://github.com/akkartik/mu/blob/main/baremetal/shell/grapheme-stack.mu</a> +<pre id='vimCodeElement'> +<span id="L1" class="LineNr"> 1 </span><span class="muComment"># grapheme stacks are the smallest unit of editable text</span> +<span id="L2" class="LineNr"> 2 </span><span class="muComment"># they are typically rendered horizontally</span> +<span id="L3" class="LineNr"> 3 </span> +<span id="L4" class="LineNr"> 4 </span><span class="PreProc">type</span> <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a> <span class="Delimiter">{</span> +<span id="L5" class="LineNr"> 5 </span> data: (handle array grapheme) +<span id="L6" class="LineNr"> 6 </span> top: int +<span id="L7" class="LineNr"> 7 </span><span class="Delimiter">}</span> +<span id="L8" class="LineNr"> 8 </span> +<span id="L9" class="LineNr"> 9 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L9'>initialize-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), n: int <span class="Delimiter">{</span> +<span id="L10" class="LineNr"> 10 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L11" class="LineNr"> 11 </span> <span class="PreProc">var</span> d/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L12" class="LineNr"> 12 </span> populate d, n +<span id="L13" class="LineNr"> 13 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L14" class="LineNr"> 14 </span> copy-to *top, <span class="Constant">0</span> +<span id="L15" class="LineNr"> 15 </span><span class="Delimiter">}</span> +<span id="L16" class="LineNr"> 16 </span> +<span id="L17" class="LineNr"> 17 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L17'>clear-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="Delimiter">{</span> +<span id="L18" class="LineNr"> 18 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L19" class="LineNr"> 19 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L20" class="LineNr"> 20 </span> copy-to *top, <span class="Constant">0</span> +<span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span> +<span id="L22" class="LineNr"> 22 </span> +<span id="L23" class="LineNr"> 23 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L23'>grapheme-stack-empty?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span> +<span id="L24" class="LineNr"> 24 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L25" class="LineNr"> 25 </span> <span class="PreProc">var</span> top/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L26" class="LineNr"> 26 </span> compare *top, <span class="Constant">0</span> +<span id="L27" class="LineNr"> 27 </span> <span class="Delimiter">{</span> +<span id="L28" class="LineNr"> 28 </span> <span class="PreProc">break-if-!=</span> +<span id="L29" class="LineNr"> 29 </span> <span class="PreProc">return</span> <span class="Constant">1</span>/true +<span id="L30" class="LineNr"> 30 </span> <span class="Delimiter">}</span> +<span id="L31" class="LineNr"> 31 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false +<span id="L32" class="LineNr"> 32 </span><span class="Delimiter">}</span> +<span id="L33" class="LineNr"> 33 </span> +<span id="L34" class="LineNr"> 34 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), _val: grapheme <span class="Delimiter">{</span> +<span id="L35" class="LineNr"> 35 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L36" class="LineNr"> 36 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L37" class="LineNr"> 37 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L38" class="LineNr"> 38 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L39" class="LineNr"> 39 </span> <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar"><-</span> copy *top-addr +<span id="L40" class="LineNr"> 40 </span> <span class="PreProc">var</span> dest-addr/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, top +<span id="L41" class="LineNr"> 41 </span> <span class="PreProc">var</span> val/<span class="Constant">eax</span>: grapheme <span class="SpecialChar"><-</span> copy _val +<span id="L42" class="LineNr"> 42 </span> copy-to *dest-addr, val +<span id="L43" class="LineNr"> 43 </span> add-to *top-addr, <span class="Constant">1</span> +<span id="L44" class="LineNr"> 44 </span><span class="Delimiter">}</span> +<span id="L45" class="LineNr"> 45 </span> +<span id="L46" class="LineNr"> 46 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L46'>pop-grapheme-stack</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: grapheme <span class="Delimiter">{</span> +<span id="L47" class="LineNr"> 47 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L48" class="LineNr"> 48 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L49" class="LineNr"> 49 </span> <span class="Delimiter">{</span> +<span id="L50" class="LineNr"> 50 </span> compare *top-addr, <span class="Constant">0</span> +<span id="L51" class="LineNr"> 51 </span> <span class="PreProc">break-if-></span> +<span id="L52" class="LineNr"> 52 </span> <span class="PreProc">return</span> <span class="Constant">-1</span> +<span id="L53" class="LineNr"> 53 </span> <span class="Delimiter">}</span> +<span id="L54" class="LineNr"> 54 </span> subtract-from *top-addr, <span class="Constant">1</span> +<span id="L55" class="LineNr"> 55 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edx</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L56" class="LineNr"> 56 </span> <span class="PreProc">var</span> data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L57" class="LineNr"> 57 </span> <span class="PreProc">var</span> top/<span class="Constant">edx</span>: int <span class="SpecialChar"><-</span> copy *top-addr +<span id="L58" class="LineNr"> 58 </span> <span class="PreProc">var</span> result-addr/<span class="Constant">eax</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, top +<span id="L59" class="LineNr"> 59 </span> <span class="PreProc">return</span> *result-addr +<span id="L60" class="LineNr"> 60 </span><span class="Delimiter">}</span> +<span id="L61" class="LineNr"> 61 </span> +<span id="L62" class="LineNr"> 62 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L62'>copy-grapheme-stack</a></span> _src: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), dest: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="Delimiter">{</span> +<span id="L63" class="LineNr"> 63 </span> <span class="PreProc">var</span> src/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _src +<span id="L64" class="LineNr"> 64 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get src, data +<span id="L65" class="LineNr"> 65 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L66" class="LineNr"> 66 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar"><-</span> copy _data +<span id="L67" class="LineNr"> 67 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get src, top +<span id="L68" class="LineNr"> 68 </span> <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar"><-</span> copy <span class="Constant">0</span> +<span id="L69" class="LineNr"> 69 </span> <span class="Delimiter">{</span> +<span id="L70" class="LineNr"> 70 </span> compare i, *top-addr +<span id="L71" class="LineNr"> 71 </span> <span class="PreProc">break-if->=</span> +<span id="L72" class="LineNr"> 72 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L73" class="LineNr"> 73 </span> <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> dest, *g +<span id="L74" class="LineNr"> 74 </span> i <span class="SpecialChar"><-</span> increment +<span id="L75" class="LineNr"> 75 </span> <span class="PreProc">loop</span> +<span id="L76" class="LineNr"> 76 </span> <span class="Delimiter">}</span> +<span id="L77" class="LineNr"> 77 </span><span class="Delimiter">}</span> +<span id="L78" class="LineNr"> 78 </span> +<span id="L79" class="LineNr"> 79 </span><span class="muComment"># dump stack to screen from bottom to top</span> +<span id="L80" class="LineNr"> 80 </span><span class="muComment"># colors hardcoded</span> +<span id="L81" class="LineNr"> 81 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L81'>render-stack-from-bottom</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), x: int, y: int<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span> +<span id="L82" class="LineNr"> 82 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L83" class="LineNr"> 83 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L84" class="LineNr"> 84 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L85" class="LineNr"> 85 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar"><-</span> copy _data +<span id="L86" class="LineNr"> 86 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L87" class="LineNr"> 87 </span> <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar"><-</span> copy <span class="Constant">0</span> +<span id="L88" class="LineNr"> 88 </span> <span class="Delimiter">{</span> +<span id="L89" class="LineNr"> 89 </span> compare i, *top-addr +<span id="L90" class="LineNr"> 90 </span> <span class="PreProc">break-if->=</span> +<span id="L91" class="LineNr"> 91 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L92" class="LineNr"> 92 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, *g, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg +<span id="L93" class="LineNr"> 93 </span> i <span class="SpecialChar"><-</span> increment +<span id="L94" class="LineNr"> 94 </span> increment x <span class="muComment"># assume left to right</span> +<span id="L95" class="LineNr"> 95 </span> <span class="PreProc">loop</span> +<span id="L96" class="LineNr"> 96 </span> <span class="Delimiter">}</span> +<span id="L97" class="LineNr"> 97 </span> <span class="PreProc">return</span> x +<span id="L98" class="LineNr"> 98 </span><span class="Delimiter">}</span> +<span id="L99" class="LineNr"> 99 </span> +<span id="L100" class="LineNr">100 </span><span class="muComment"># dump stack to screen from top to bottom</span> +<span id="L101" class="LineNr">101 </span><span class="muComment"># optionally render a 'cursor' with the top grapheme</span> +<span id="L102" class="LineNr">102 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), x: int, y: int, render-cursor?: boolean<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: int <span class="Delimiter">{</span> +<span id="L103" class="LineNr">103 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L104" class="LineNr">104 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L105" class="LineNr">105 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L106" class="LineNr">106 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar"><-</span> copy _data +<span id="L107" class="LineNr">107 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L108" class="LineNr">108 </span> <span class="PreProc">var</span> i/<span class="Constant">eax</span>: int <span class="SpecialChar"><-</span> copy *top-addr +<span id="L109" class="LineNr">109 </span> i <span class="SpecialChar"><-</span> decrement +<span id="L110" class="LineNr">110 </span> <span class="muComment"># if render-cursor?, peel off first iteration</span> +<span id="L111" class="LineNr">111 </span> <span class="Delimiter">{</span> +<span id="L112" class="LineNr">112 </span> compare render-cursor?, <span class="Constant">0</span>/false +<span id="L113" class="LineNr">113 </span> <span class="PreProc">break-if-=</span> +<span id="L114" class="LineNr">114 </span> compare i, <span class="Constant">0</span> +<span id="L115" class="LineNr">115 </span> <span class="PreProc">break-if-<</span> +<span id="L116" class="LineNr">116 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L117" class="LineNr">117 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, *g, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">7</span>/bg=cursor +<span id="L118" class="LineNr">118 </span> i <span class="SpecialChar"><-</span> decrement +<span id="L119" class="LineNr">119 </span> increment x <span class="muComment"># assume left to right</span> +<span id="L120" class="LineNr">120 </span> <span class="Delimiter">}</span> +<span id="L121" class="LineNr">121 </span> <span class="muComment"># remaining iterations</span> +<span id="L122" class="LineNr">122 </span> <span class="Delimiter">{</span> +<span id="L123" class="LineNr">123 </span> compare i, <span class="Constant">0</span> +<span id="L124" class="LineNr">124 </span> <span class="PreProc">break-if-<</span> +<span id="L125" class="LineNr">125 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L126" class="LineNr">126 </span> <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, *g, x, y, <span class="Constant">3</span>/fg=cyan, <span class="Constant">0</span>/bg +<span id="L127" class="LineNr">127 </span> i <span class="SpecialChar"><-</span> decrement +<span id="L128" class="LineNr">128 </span> increment x <span class="muComment"># assume left to right</span> +<span id="L129" class="LineNr">129 </span> <span class="PreProc">loop</span> +<span id="L130" class="LineNr">130 </span> <span class="Delimiter">}</span> +<span id="L131" class="LineNr">131 </span> <span class="PreProc">return</span> x +<span id="L132" class="LineNr">132 </span><span class="Delimiter">}</span> +<span id="L133" class="LineNr">133 </span> +<span id="L134" class="LineNr">134 </span><span class="PreProc">fn</span> <span class="muTest"><a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a></span> <span class="Delimiter">{</span> +<span id="L135" class="LineNr">135 </span> <span class="muComment"># setup: gs = "abc"</span> +<span id="L136" class="LineNr">136 </span> <span class="PreProc">var</span> gs-storage: <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a> +<span id="L137" class="LineNr">137 </span> <span class="PreProc">var</span> gs/<span class="Constant">edi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> address gs-storage +<span id="L138" class="LineNr">138 </span> <a href='shell/grapheme-stack.mu.html#L9'>initialize-grapheme-stack</a> gs, <span class="Constant">5</span> +<span id="L139" class="LineNr">139 </span> <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar"><-</span> copy <span class="Constant">0x61</span>/a +<span id="L140" class="LineNr">140 </span> <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> gs, g +<span id="L141" class="LineNr">141 </span> g <span class="SpecialChar"><-</span> copy <span class="Constant">0x62</span>/b +<span id="L142" class="LineNr">142 </span> <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> gs, g +<span id="L143" class="LineNr">143 </span> g <span class="SpecialChar"><-</span> copy <span class="Constant">0x63</span>/c +<span id="L144" class="LineNr">144 </span> <a href='shell/grapheme-stack.mu.html#L34'>push-grapheme-stack</a> gs, g +<span id="L145" class="LineNr">145 </span> <span class="muComment"># setup: screen</span> +<span id="L146" class="LineNr">146 </span> <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a> +<span id="L147" class="LineNr">147 </span> <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar"><-</span> address screen-on-stack +<span id="L148" class="LineNr">148 </span> <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span> +<span id="L149" class="LineNr">149 </span> <span class="muComment">#</span> +<span id="L150" class="LineNr">150 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar"><-</span> <a href='shell/grapheme-stack.mu.html#L81'>render-stack-from-bottom</a> <a href='500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y +<span id="L151" class="LineNr">151 </span> <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">"abc "</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from bottom"</span> +<span id="L152" class="LineNr">152 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from bottom: result"</span> +<span id="L153" class="LineNr">153 </span> <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">0</span>/y, <span class="Constant">" "</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from bottom: bg"</span> +<span id="L154" class="LineNr">154 </span> <span class="muComment">#</span> +<span id="L155" class="LineNr">155 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar"><-</span> <a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a> <a href='500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">1</span>/y, <span class="Constant">0</span>/cursor=false +<span id="L156" class="LineNr">156 </span> <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/y, <span class="Constant">"cba "</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor"</span> +<span id="L157" class="LineNr">157 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor: result"</span> +<span id="L158" class="LineNr">158 </span> <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">1</span>/y, <span class="Constant">" "</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor: bg"</span> +<span id="L159" class="LineNr">159 </span> <span class="muComment">#</span> +<span id="L160" class="LineNr">160 </span> <span class="PreProc">var</span> x/<span class="Constant">eax</span>: int <span class="SpecialChar"><-</span> <a href='shell/grapheme-stack.mu.html#L102'>render-stack-from-top</a> <a href='500text-screen.mu.html#L9'>screen</a>, gs, <span class="Constant">0</span>/x, <span class="Constant">2</span>/y, <span class="Constant">1</span>/cursor=true +<span id="L161" class="LineNr">161 </span> <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/y, <span class="Constant">"cba "</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top with cursor"</span> +<span id="L162" class="LineNr">162 </span> <a href='502test.mu.html#L2'>check-ints-equal</a> x, <span class="Constant">3</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top without cursor: result"</span> +<span id="L163" class="LineNr">163 </span> <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">7</span>/bg=cursor, <span class="Constant">2</span>/y, <span class="Constant">"| "</span>, <span class="Constant">"F - <a href='shell/grapheme-stack.mu.html#L134'>test-render-grapheme-stack</a> from top with cursor: bg"</span> +<span id="L164" class="LineNr">164 </span><span class="Delimiter">}</span> +<span id="L165" class="LineNr">165 </span> +<span id="L166" class="LineNr">166 </span><span class="muComment"># compare from bottom</span> +<span id="L167" class="LineNr">167 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span> +<span id="L168" class="LineNr">168 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L168'>prefix-match?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span> +<span id="L169" class="LineNr">169 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L170" class="LineNr">170 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L171" class="LineNr">171 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L172" class="LineNr">172 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar"><-</span> copy _data +<span id="L173" class="LineNr">173 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L174" class="LineNr">174 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="SpecialChar"><-</span> copy <span class="Constant">0</span> +<span id="L175" class="LineNr">175 </span> <span class="Delimiter">{</span> +<span id="L176" class="LineNr">176 </span> compare i, *top-addr +<span id="L177" class="LineNr">177 </span> <span class="PreProc">break-if->=</span> +<span id="L178" class="LineNr">178 </span> <span class="muComment"># if curr != expected, return false</span> +<span id="L179" class="LineNr">179 </span> <span class="Delimiter">{</span> +<span id="L180" class="LineNr">180 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L181" class="LineNr">181 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="SpecialChar"><-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> s +<span id="L182" class="LineNr">182 </span> <span class="Delimiter">{</span> +<span id="L183" class="LineNr">183 </span> compare expected, *curr-a +<span id="L184" class="LineNr">184 </span> <span class="PreProc">break-if-=</span> +<span id="L185" class="LineNr">185 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false +<span id="L186" class="LineNr">186 </span> <span class="Delimiter">}</span> +<span id="L187" class="LineNr">187 </span> <span class="Delimiter">}</span> +<span id="L188" class="LineNr">188 </span> i <span class="SpecialChar"><-</span> increment +<span id="L189" class="LineNr">189 </span> <span class="PreProc">loop</span> +<span id="L190" class="LineNr">190 </span> <span class="Delimiter">}</span> +<span id="L191" class="LineNr">191 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span> +<span id="L192" class="LineNr">192 </span><span class="Delimiter">}</span> +<span id="L193" class="LineNr">193 </span> +<span id="L194" class="LineNr">194 </span><span class="muComment"># compare from bottom</span> +<span id="L195" class="LineNr">195 </span><span class="muComment"># beware: modifies 'stream', which must be disposed of after a false result</span> +<span id="L196" class="LineNr">196 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L196'>suffix-match?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>), s: (addr stream byte)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span> +<span id="L197" class="LineNr">197 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L198" class="LineNr">198 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">edi</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L199" class="LineNr">199 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L200" class="LineNr">200 </span> <span class="PreProc">var</span> data/<span class="Constant">edi</span>: (addr array grapheme) <span class="SpecialChar"><-</span> copy _data +<span id="L201" class="LineNr">201 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">eax</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L202" class="LineNr">202 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="SpecialChar"><-</span> copy *top-addr +<span id="L203" class="LineNr">203 </span> i <span class="SpecialChar"><-</span> decrement +<span id="L204" class="LineNr">204 </span> <span class="Delimiter">{</span> +<span id="L205" class="LineNr">205 </span> compare i, <span class="Constant">0</span> +<span id="L206" class="LineNr">206 </span> <span class="PreProc">break-if-<</span> +<span id="L207" class="LineNr">207 </span> <span class="Delimiter">{</span> +<span id="L208" class="LineNr">208 </span> <span class="PreProc">var</span> curr-a/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L209" class="LineNr">209 </span> <span class="PreProc">var</span> expected/<span class="Constant">eax</span>: grapheme <span class="SpecialChar"><-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> s +<span id="L210" class="LineNr">210 </span> <span class="muComment"># if curr != expected, return false</span> +<span id="L211" class="LineNr">211 </span> <span class="Delimiter">{</span> +<span id="L212" class="LineNr">212 </span> compare expected, *curr-a +<span id="L213" class="LineNr">213 </span> <span class="PreProc">break-if-=</span> +<span id="L214" class="LineNr">214 </span> <span class="PreProc">return</span> <span class="Constant">0</span>/false +<span id="L215" class="LineNr">215 </span> <span class="Delimiter">}</span> +<span id="L216" class="LineNr">216 </span> <span class="Delimiter">}</span> +<span id="L217" class="LineNr">217 </span> i <span class="SpecialChar"><-</span> decrement +<span id="L218" class="LineNr">218 </span> <span class="PreProc">loop</span> +<span id="L219" class="LineNr">219 </span> <span class="Delimiter">}</span> +<span id="L220" class="LineNr">220 </span> <span class="PreProc">return</span> <span class="Constant">1</span> <span class="muComment"># true</span> +<span id="L221" class="LineNr">221 </span><span class="Delimiter">}</span> +<span id="L222" class="LineNr">222 </span> +<span id="L223" class="LineNr">223 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='shell/grapheme-stack.mu.html#L223'>grapheme-stack-is-decimal-integer?</a></span> _self: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>)<span class="PreProc"> -> </span>_/<span class="Constant">eax</span>: boolean <span class="Delimiter">{</span> +<span id="L224" class="LineNr">224 </span> <span class="PreProc">var</span> self/<span class="Constant">esi</span>: (addr <a href='shell/grapheme-stack.mu.html#L4'>grapheme-stack</a>) <span class="SpecialChar"><-</span> copy _self +<span id="L225" class="LineNr">225 </span> <span class="PreProc">var</span> data-ah/<span class="Constant">eax</span>: (addr handle array grapheme) <span class="SpecialChar"><-</span> get self, data +<span id="L226" class="LineNr">226 </span> <span class="PreProc">var</span> _data/<span class="Constant">eax</span>: (addr array grapheme) <span class="SpecialChar"><-</span> <a href='120allocate.subx.html#L226'>lookup</a> *data-ah +<span id="L227" class="LineNr">227 </span> <span class="PreProc">var</span> data/<span class="Constant">edx</span>: (addr array grapheme) <span class="SpecialChar"><-</span> copy _data +<span id="L228" class="LineNr">228 </span> <span class="PreProc">var</span> top-addr/<span class="Constant">ecx</span>: (addr int) <span class="SpecialChar"><-</span> get self, top +<span id="L229" class="LineNr">229 </span> <span class="PreProc">var</span> i/<span class="Constant">ebx</span>: int <span class="SpecialChar"><-</span> copy <span class="Constant">0</span> +<span id="L230" class="LineNr">230 </span> <span class="PreProc">var</span> result/<span class="Constant">eax</span>: boolean <span class="SpecialChar"><-</span> copy <span class="Constant">1</span>/true +<span id="L231" class="LineNr">231 </span> $grapheme-stack-is-integer?:<span class="PreProc">loop</span>: <span class="Delimiter">{</span> +<span id="L232" class="LineNr">232 </span> compare i, *top-addr +<span id="L233" class="LineNr">233 </span> <span class="PreProc">break-if->=</span> +<span id="L234" class="LineNr">234 </span> <span class="PreProc">var</span> g/<span class="Constant">edx</span>: (addr grapheme) <span class="SpecialChar"><-</span> index data, i +<span id="L235" class="LineNr">235 </span> result <span class="SpecialChar"><-</span> <a href='126write-int-decimal.subx.html#L299'>is-decimal-digit?</a> *g +<span id="L236" class="LineNr">236 </span> compare result, <span class="Constant">0</span>/false +<span id="L237" class="LineNr">237 </span> <span class="PreProc">break-if-=</span> +<span id="L238" class="LineNr">238 </span> i <span class="SpecialChar"><-</span> increment +<span id="L239" class="LineNr">239 </span> <span class="PreProc">loop</span> +<span id="L240" class="LineNr">240 </span> <span class="Delimiter">}</span> +<span id="L241" class="LineNr">241 </span> <span class="PreProc">return</span> result +<span id="L242" class="LineNr">242 </span><span class="Delimiter">}</span> +</pre> +</body> +</html> +<!-- vim: set foldmethod=manual : --> |