add favicon, turing machine bug fixes and finishing touches
This commit is contained in:
parent
4ce505b125
commit
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GPG Key ID:
52B3774857EB24B1
BIN
favicon.ico
Normal file
BIN
favicon.ico
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Binary file not shown.
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After Width: | Height: | Size: 12 KiB |
11
index.html
11
index.html
@ -44,6 +44,17 @@
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</div>
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</a>
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<a class="project" href="/turing-machine/">
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<div class="project-logo-container">
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<i class="fa-solid fa-tape"></i>
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</div>
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<div class="project-body">
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<h1>Simponic's State System</h1>
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<p>A Turing Machine simulator specific to CS5000.</p>
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</div>
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</a>
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<a class="project" href="/julia/">
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<div class="project-logo-container">
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<i class="fa-solid fa-square-root-variable"></i>
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BIN
turing-machine/.DS_Store
vendored
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BIN
turing-machine/.DS_Store
vendored
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Binary file not shown.
488
turing-machine/codemirror/codemirror.css
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488
turing-machine/codemirror/codemirror.css
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@ -0,0 +1,488 @@
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/* BASICS */
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.CodeMirror {
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/* Set height, width, borders, and global font properties here */
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font-family: monospace !important;
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height: 300px;
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color: black;
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direction: ltr;
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}
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/* PADDING */
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.CodeMirror-lines {
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padding: 4px 0; /* Vertical padding around content */
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}
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.CodeMirror pre.CodeMirror-line,
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.CodeMirror pre.CodeMirror-line-like {
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padding: 0 4px; /* Horizontal padding of content */
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}
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.CodeMirror-scrollbar-filler,
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.CodeMirror-gutter-filler {
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background-color: white; /* The little square between H and V scrollbars */
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}
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/* GUTTER */
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.CodeMirror-gutters {
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border-right: 1px solid #ddd;
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background-color: #f7f7f7;
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white-space: nowrap;
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}
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.CodeMirror-linenumbers {
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}
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.CodeMirror-linenumber {
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padding: 0 3px 0 5px;
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min-width: 20px;
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text-align: right;
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color: #999;
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white-space: nowrap;
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}
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.CodeMirror-guttermarker {
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color: black;
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}
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.CodeMirror-guttermarker-subtle {
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color: #999;
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}
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/* CURSOR */
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.CodeMirror-cursor {
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border-left: 1px solid black;
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border-right: none;
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width: 0;
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}
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/* Shown when moving in bi-directional text */
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.CodeMirror div.CodeMirror-secondarycursor {
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border-left: 1px solid silver;
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}
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.cm-fat-cursor .CodeMirror-cursor {
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width: auto;
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border: 0 !important;
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background: #7e7;
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}
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.cm-fat-cursor div.CodeMirror-cursors {
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z-index: 1;
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}
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.cm-fat-cursor .CodeMirror-line::selection,
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.cm-fat-cursor .CodeMirror-line > span::selection,
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.cm-fat-cursor .CodeMirror-line > span > span::selection {
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background: transparent;
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}
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.cm-fat-cursor .CodeMirror-line::-moz-selection,
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.cm-fat-cursor .CodeMirror-line > span::-moz-selection,
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.cm-fat-cursor .CodeMirror-line > span > span::-moz-selection {
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background: transparent;
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}
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.cm-fat-cursor {
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caret-color: transparent;
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}
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@-moz-keyframes blink {
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0% {
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}
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50% {
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background-color: transparent;
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}
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100% {
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}
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}
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@-webkit-keyframes blink {
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0% {
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}
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50% {
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background-color: transparent;
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}
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100% {
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}
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}
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@keyframes blink {
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0% {
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}
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50% {
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background-color: transparent;
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}
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100% {
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}
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}
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/* Can style cursor different in overwrite (non-insert) mode */
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.CodeMirror-overwrite .CodeMirror-cursor {
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}
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.cm-tab {
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display: inline-block;
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text-decoration: inherit;
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}
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.CodeMirror-rulers {
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position: absolute;
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left: 0;
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right: 0;
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top: -50px;
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bottom: 0;
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overflow: hidden;
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}
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.CodeMirror-ruler {
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border-left: 1px solid #ccc;
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top: 0;
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bottom: 0;
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position: absolute;
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}
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/* DEFAULT THEME */
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.cm-s-default .cm-header {
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color: blue;
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}
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.cm-s-default .cm-quote {
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color: #090;
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}
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.cm-negative {
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color: #d44;
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}
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.cm-positive {
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color: #292;
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}
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.cm-header,
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.cm-strong {
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font-weight: bold;
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}
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.cm-em {
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font-style: italic;
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}
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.cm-link {
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text-decoration: underline;
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}
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.cm-strikethrough {
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text-decoration: line-through;
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}
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.cm-s-default .cm-keyword {
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color: #708;
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}
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.cm-s-default .cm-atom {
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color: #219;
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}
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.cm-s-default .cm-number {
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color: #164;
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}
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.cm-s-default .cm-def {
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color: #00f;
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}
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.cm-s-default .cm-variable,
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.cm-s-default .cm-punctuation,
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.cm-s-default .cm-property,
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.cm-s-default .cm-operator {
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}
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.cm-s-default .cm-variable-2 {
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color: #05a;
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}
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.cm-s-default .cm-variable-3,
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.cm-s-default .cm-type {
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color: #085;
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}
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.cm-s-default .cm-comment {
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color: #a50;
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}
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.cm-s-default .cm-string {
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color: #a11;
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}
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.cm-s-default .cm-string-2 {
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color: #f50;
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}
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.cm-s-default .cm-meta {
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color: #555;
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}
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.cm-s-default .cm-qualifier {
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color: #555;
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}
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.cm-s-default .cm-builtin {
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color: #30a;
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}
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.cm-s-default .cm-bracket {
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color: #997;
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}
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.cm-s-default .cm-tag {
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color: #170;
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}
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.cm-s-default .cm-attribute {
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color: #00c;
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}
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.cm-s-default .cm-hr {
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color: #999;
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}
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.cm-s-default .cm-link {
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color: #00c;
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}
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.cm-s-default .cm-error {
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color: #f00;
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}
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.cm-invalidchar {
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color: #f00;
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}
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|
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.CodeMirror-composing {
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border-bottom: 2px solid;
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}
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|
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/* Default styles for common addons */
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div.CodeMirror span.CodeMirror-matchingbracket {
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color: #0b0;
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}
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div.CodeMirror span.CodeMirror-nonmatchingbracket {
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color: #a22;
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}
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.CodeMirror-matchingtag {
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background: rgba(255, 150, 0, 0.3);
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}
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.CodeMirror-activeline-background {
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background: #e8f2ff;
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}
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/* STOP */
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/* The rest of this file contains styles related to the mechanics of
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the editor. You probably shouldn't touch them. */
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.CodeMirror {
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position: relative;
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overflow: hidden;
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background: white;
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}
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.CodeMirror-scroll {
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overflow: scroll !important; /* Things will break if this is overridden */
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/* 50px is the magic margin used to hide the element's real scrollbars */
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/* See overflow: hidden in .CodeMirror */
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margin-bottom: -50px;
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margin-right: -50px;
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padding-bottom: 50px;
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height: 100%;
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outline: none; /* Prevent dragging from highlighting the element */
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position: relative;
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z-index: 0;
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}
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.CodeMirror-sizer {
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||||
position: relative;
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||||
border-right: 50px solid transparent;
|
||||
}
|
||||
|
||||
/* The fake, visible scrollbars. Used to force redraw during scrolling
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before actual scrolling happens, thus preventing shaking and
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flickering artifacts. */
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||||
.CodeMirror-vscrollbar,
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||||
.CodeMirror-hscrollbar,
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||||
.CodeMirror-scrollbar-filler,
|
||||
.CodeMirror-gutter-filler {
|
||||
position: absolute;
|
||||
z-index: 6;
|
||||
display: none;
|
||||
outline: none;
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}
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||||
.CodeMirror-vscrollbar {
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||||
right: 0;
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||||
top: 0;
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||||
overflow-x: hidden;
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||||
overflow-y: scroll;
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||||
}
|
||||
.CodeMirror-hscrollbar {
|
||||
bottom: 0;
|
||||
left: 0;
|
||||
overflow-y: hidden;
|
||||
overflow-x: scroll;
|
||||
}
|
||||
.CodeMirror-scrollbar-filler {
|
||||
right: 0;
|
||||
bottom: 0;
|
||||
}
|
||||
.CodeMirror-gutter-filler {
|
||||
left: 0;
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||||
bottom: 0;
|
||||
}
|
||||
|
||||
.CodeMirror-gutters {
|
||||
position: absolute;
|
||||
left: 0;
|
||||
top: 0;
|
||||
min-height: 100%;
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||||
z-index: 3;
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||||
}
|
||||
.CodeMirror-gutter {
|
||||
white-space: normal;
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||||
height: 100%;
|
||||
display: inline-block;
|
||||
vertical-align: top;
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||||
margin-bottom: -50px;
|
||||
}
|
||||
.CodeMirror-gutter-wrapper {
|
||||
position: absolute;
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||||
z-index: 4;
|
||||
background: none !important;
|
||||
border: none !important;
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||||
}
|
||||
.CodeMirror-gutter-background {
|
||||
position: absolute;
|
||||
top: 0;
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||||
bottom: 0;
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||||
z-index: 4;
|
||||
}
|
||||
.CodeMirror-gutter-elt {
|
||||
position: absolute;
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||||
cursor: default;
|
||||
z-index: 4;
|
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}
|
||||
.CodeMirror-gutter-wrapper ::selection {
|
||||
background-color: transparent;
|
||||
}
|
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.CodeMirror-gutter-wrapper ::-moz-selection {
|
||||
background-color: transparent;
|
||||
}
|
||||
|
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.CodeMirror-lines {
|
||||
cursor: text;
|
||||
min-height: 1px; /* prevents collapsing before first draw */
|
||||
}
|
||||
.CodeMirror pre.CodeMirror-line,
|
||||
.CodeMirror pre.CodeMirror-line-like {
|
||||
/* Reset some styles that the rest of the page might have set */
|
||||
-moz-border-radius: 0;
|
||||
-webkit-border-radius: 0;
|
||||
border-radius: 0;
|
||||
border-width: 0;
|
||||
background: transparent;
|
||||
font-family: inherit;
|
||||
font-size: inherit;
|
||||
margin: 0;
|
||||
white-space: pre;
|
||||
word-wrap: normal;
|
||||
line-height: inherit;
|
||||
color: inherit;
|
||||
z-index: 2;
|
||||
position: relative;
|
||||
overflow: visible;
|
||||
-webkit-tap-highlight-color: transparent;
|
||||
-webkit-font-variant-ligatures: contextual;
|
||||
font-variant-ligatures: contextual;
|
||||
}
|
||||
.CodeMirror-wrap pre.CodeMirror-line,
|
||||
.CodeMirror-wrap pre.CodeMirror-line-like {
|
||||
word-wrap: break-word;
|
||||
white-space: pre-wrap;
|
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word-break: normal;
|
||||
}
|
||||
|
||||
.CodeMirror-linebackground {
|
||||
position: absolute;
|
||||
left: 0;
|
||||
right: 0;
|
||||
top: 0;
|
||||
bottom: 0;
|
||||
z-index: 0;
|
||||
}
|
||||
|
||||
.CodeMirror-linewidget {
|
||||
position: relative;
|
||||
z-index: 2;
|
||||
padding: 0.1px; /* Force widget margins to stay inside of the container */
|
||||
}
|
||||
|
||||
.CodeMirror-widget {
|
||||
}
|
||||
|
||||
.CodeMirror-rtl pre {
|
||||
direction: rtl;
|
||||
}
|
||||
|
||||
.CodeMirror-code {
|
||||
outline: none;
|
||||
}
|
||||
|
||||
/* Force content-box sizing for the elements where we expect it */
|
||||
.CodeMirror-scroll,
|
||||
.CodeMirror-sizer,
|
||||
.CodeMirror-gutter,
|
||||
.CodeMirror-gutters,
|
||||
.CodeMirror-linenumber {
|
||||
-moz-box-sizing: content-box;
|
||||
box-sizing: content-box;
|
||||
}
|
||||
|
||||
.CodeMirror-measure {
|
||||
position: absolute;
|
||||
width: 100%;
|
||||
height: 0;
|
||||
overflow: hidden;
|
||||
visibility: hidden;
|
||||
}
|
||||
|
||||
.CodeMirror-cursor {
|
||||
position: absolute;
|
||||
pointer-events: none;
|
||||
}
|
||||
.CodeMirror-measure pre {
|
||||
position: static;
|
||||
}
|
||||
|
||||
div.CodeMirror-cursors {
|
||||
visibility: hidden;
|
||||
position: relative;
|
||||
z-index: 3;
|
||||
}
|
||||
div.CodeMirror-dragcursors {
|
||||
visibility: visible;
|
||||
}
|
||||
|
||||
.CodeMirror-focused div.CodeMirror-cursors {
|
||||
visibility: visible;
|
||||
}
|
||||
|
||||
.CodeMirror-selected {
|
||||
background: #d9d9d9;
|
||||
}
|
||||
.CodeMirror-focused .CodeMirror-selected {
|
||||
background: #d7d4f0;
|
||||
}
|
||||
.CodeMirror-crosshair {
|
||||
cursor: crosshair;
|
||||
}
|
||||
.CodeMirror-line::selection,
|
||||
.CodeMirror-line > span::selection,
|
||||
.CodeMirror-line > span > span::selection {
|
||||
background: #d7d4f0;
|
||||
}
|
||||
.CodeMirror-line::-moz-selection,
|
||||
.CodeMirror-line > span::-moz-selection,
|
||||
.CodeMirror-line > span > span::-moz-selection {
|
||||
background: #d7d4f0;
|
||||
}
|
||||
|
||||
.cm-searching {
|
||||
background-color: #ffa;
|
||||
background-color: rgba(255, 255, 0, 0.4);
|
||||
}
|
||||
|
||||
/* Used to force a border model for a node */
|
||||
.cm-force-border {
|
||||
padding-right: 0.1px;
|
||||
}
|
||||
|
||||
@media print {
|
||||
/* Hide the cursor when printing */
|
||||
.CodeMirror div.CodeMirror-cursors {
|
||||
visibility: hidden;
|
||||
}
|
||||
}
|
||||
|
||||
/* See issue #2901 */
|
||||
.cm-tab-wrap-hack:after {
|
||||
content: "";
|
||||
}
|
||||
|
||||
/* Help users use markselection to safely style text background */
|
||||
span.CodeMirror-selectedtext {
|
||||
background: none;
|
||||
}
|
||||
9874
turing-machine/codemirror/codemirror.js
Normal file
9874
turing-machine/codemirror/codemirror.js
Normal file
File diff suppressed because it is too large
Load Diff
@ -1,5 +1,4 @@
|
||||
* {
|
||||
font-family: "Trebuchet MS", sans-serif;
|
||||
margin: 0;
|
||||
}
|
||||
|
||||
@ -7,7 +6,9 @@ button {
|
||||
background: #bbbbbb;
|
||||
border: 1px solid white;
|
||||
border-radius: 0.2rem;
|
||||
padding: 0.2rem;
|
||||
padding: 0.3rem;
|
||||
display: inline-block;
|
||||
cursor: pointer;
|
||||
}
|
||||
|
||||
button:hover {
|
||||
@ -15,7 +16,7 @@ button:hover {
|
||||
}
|
||||
|
||||
body {
|
||||
margin: 0;
|
||||
font-family: "Trebuchet MS", sans-serif;
|
||||
background-color: #aaaaaa;
|
||||
}
|
||||
|
||||
@ -54,11 +55,12 @@ body {
|
||||
border-radius: 0.25rem;
|
||||
box-shadow: 2px 2px 5px #666666;
|
||||
background-color: #dddddd;
|
||||
border: 2px solid white;
|
||||
|
||||
position: relative;
|
||||
height: 80%;
|
||||
transition: border 0.1s ease-in-out;
|
||||
transition: background 0.1s ease-in-out;
|
||||
transition: border 0.25s ease-in-out;
|
||||
transition: background 0.25s ease-in-out;
|
||||
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
@ -80,7 +82,7 @@ body {
|
||||
background-color: wheat;
|
||||
border-radius: 50%;
|
||||
opacity: 0.001;
|
||||
transition: opacity 0.1s ease-in-out;
|
||||
transition: opacity 0.25s ease-in-out;
|
||||
}
|
||||
|
||||
.cell.reading .circle {
|
||||
@ -88,7 +90,7 @@ body {
|
||||
}
|
||||
|
||||
.reading {
|
||||
border-color: green;
|
||||
border-color: wheat;
|
||||
background-color: wheat;
|
||||
}
|
||||
|
||||
@ -105,6 +107,16 @@ body {
|
||||
font-size: 1rem;
|
||||
}
|
||||
|
||||
.textarea-container {
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
gap: 1rem;
|
||||
box-shadow: 5px 5px 5px #666666;
|
||||
border: 2px solid white;
|
||||
border-radius: 0.25rem;
|
||||
padding: 1rem;
|
||||
}
|
||||
|
||||
textarea {
|
||||
border-radius: 0.25rem;
|
||||
height: 50vh;
|
||||
@ -119,11 +131,11 @@ textarea {
|
||||
}
|
||||
|
||||
.controls {
|
||||
display: flex;
|
||||
display: none;
|
||||
gap: 1rem;
|
||||
flex-direction: row;
|
||||
justify-content: center;
|
||||
align-items: center;
|
||||
align-items: stretch;
|
||||
}
|
||||
|
||||
hr {
|
||||
|
||||
@ -1,29 +1,57 @@
|
||||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<title>Turing Machine Simulator</title>
|
||||
<link rel="stylesheet" type="text/css" href="css/styles.css">
|
||||
</head>
|
||||
<body>
|
||||
<div class="container">
|
||||
<h1>Simponic's State System</h1>
|
||||
<p>Author: Elizabeth Hunt</p>
|
||||
<hr>
|
||||
<p id="turing_state">State: _</p>
|
||||
<div id="tape" class="tape"></div>
|
||||
<div class="controls" id="controls" style="display: none">
|
||||
<button id="next_step">Next Step</button> <button id=
|
||||
"toggle_play">🔁 Begin</button> <button id=
|
||||
"reset">Reset</button><br>
|
||||
<head>
|
||||
<title>Turing Machine Simulator</title>
|
||||
<link rel="stylesheet" type="text/css" href="css/styles.css" />
|
||||
<link rel="stylesheet" type="text/css" href="codemirror/codemirror.css" />
|
||||
</head>
|
||||
<body>
|
||||
<div class="container">
|
||||
<h1>Simponic's State System</h1>
|
||||
<p><i>Developed for Kulyukin's CS5000</i></p>
|
||||
<hr />
|
||||
<p id="turing_state">State: _</p>
|
||||
<div id="tape" class="tape"></div>
|
||||
<div class="controls" id="controls">
|
||||
<button id="toggle_play">🔁 Begin</button>
|
||||
<button id="next_step">Next Step</button>
|
||||
<button id="reset">Reset</button><br />
|
||||
</div>
|
||||
<div class="textarea-container">
|
||||
<ul>
|
||||
<li>
|
||||
must have some instruction quadruple with the start state "q0"
|
||||
</li>
|
||||
<li>all computations will fail unless they end on the state "f"</li>
|
||||
<li>
|
||||
instructions are delimited with line breaks and are in the form
|
||||
<i
|
||||
>"< from_state > < read_symbol > < L/R/write_symbol > < to_state
|
||||
>"</i
|
||||
>
|
||||
</li>
|
||||
<li>comments ("//") are ignored</li>
|
||||
</ul>
|
||||
<textarea id="instructions">
|
||||
// replaces 3 B's with "1"
|
||||
q0 B 1 q1
|
||||
q1 1 R q1
|
||||
q1 B 1 q2
|
||||
q2 1 R q2
|
||||
q2 B 1 f</textarea
|
||||
>
|
||||
<div>
|
||||
<button id="compile">Compile</button
|
||||
><span style="margin-left: 0.5rem" id="compile_status"></span>
|
||||
</div>
|
||||
<div>
|
||||
<button id="copy_state">Copy State</button>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<textarea id="instructions">test</textarea>
|
||||
<div>
|
||||
<button id="compile">Compile</button><span style=
|
||||
"margin-left: 0.5rem" id="compile_status"></span>
|
||||
</div>
|
||||
</div>
|
||||
<script src="js/observable.js"></script>
|
||||
<script src="js/turing_machine.js"></script>
|
||||
<script src="js/main.js"></script>
|
||||
</body>
|
||||
<script src="codemirror/codemirror.js"></script>
|
||||
<script src="js/observable.js"></script>
|
||||
<script src="js/turing_machine.js"></script>
|
||||
<script src="js/main.js"></script>
|
||||
</body>
|
||||
</html>
|
||||
|
||||
@ -1,3 +1,7 @@
|
||||
const TAPE_LEN = 150;
|
||||
const BLANK_VAL = "B";
|
||||
const SIMULATION_INTERVAL = 200;
|
||||
|
||||
const MESSAGES = {
|
||||
SET_CELL: "SET_CELL",
|
||||
PAUSE: "PAUSE",
|
||||
@ -9,16 +13,13 @@ const MESSAGES = {
|
||||
NEW_TURING_STATE: "NEW_TURING_STATE",
|
||||
};
|
||||
|
||||
// -- the "real" code
|
||||
|
||||
const state = new Observable();
|
||||
|
||||
const inputCellId = (cellId) => `${cellId}-input`;
|
||||
|
||||
const setCellFromInput = (cellId, inputId) => {
|
||||
const input = document.getElementById(inputId);
|
||||
tape[cellId] = input.value;
|
||||
};
|
||||
|
||||
const cell = (cellId, initValue = "NULL") => {
|
||||
const cell = (cellId, initValue = "B") => {
|
||||
const cellDiv = document.createElement("div");
|
||||
cellDiv.classList.add("cell");
|
||||
cellDiv.id = cellId;
|
||||
@ -38,7 +39,8 @@ const cell = (cellId, initValue = "NULL") => {
|
||||
input.addEventListener("focusout", () =>
|
||||
state.notify({ type: MESSAGES.SET_CELL, cell: cellId, value: input.value })
|
||||
);
|
||||
state.subscribe((msg) => {
|
||||
|
||||
const msgListener = (msg) => {
|
||||
if (msg.type == MESSAGES.SET_CELL && msg.cell == cellId) {
|
||||
input.value = msg.value;
|
||||
}
|
||||
@ -50,7 +52,11 @@ const cell = (cellId, initValue = "NULL") => {
|
||||
});
|
||||
} else cellDiv.classList.remove("reading");
|
||||
}
|
||||
});
|
||||
if (msg.type == MESSAGES.COMPILE) {
|
||||
state.unsubscribe(msgListener);
|
||||
}
|
||||
};
|
||||
state.subscribe(msgListener);
|
||||
|
||||
cellDiv.appendChild(input);
|
||||
cellDiv.appendChild(readingHead);
|
||||
@ -73,7 +79,7 @@ const parseRules = (rules, beginState) => {
|
||||
.map((x) => x.trim())
|
||||
.filter((x) => x);
|
||||
if (items.length != 4) {
|
||||
throw new Error(`Invalid instruction on line ${line}`);
|
||||
throw new Error(`Invalid instruction on line ${line + 1}`);
|
||||
}
|
||||
instructions.push(items);
|
||||
});
|
||||
@ -85,32 +91,58 @@ const parseRules = (rules, beginState) => {
|
||||
return instructions;
|
||||
};
|
||||
|
||||
// --
|
||||
// -- a bit of some hacky ui code --
|
||||
|
||||
const tapeEl = document.getElementById("tape");
|
||||
const compileButton = document.getElementById("compile");
|
||||
const instructionsEl = document.getElementById("instructions");
|
||||
const resetButton = document.getElementById("reset");
|
||||
const controlsEl = document.getElementById("controls");
|
||||
const nextStepButton = document.getElementById("next_step");
|
||||
const togglePlayButton = document.getElementById("toggle_play");
|
||||
const compileStatusEl = document.getElementById("compile_status");
|
||||
const turingMachineStateEl = document.getElementById("turing_state");
|
||||
const resetButton = document.getElementById("reset");
|
||||
const copyStateButton = document.getElementById("copy_state");
|
||||
|
||||
resetButton.addEventListener("click", () => {
|
||||
state.notify({ type: MESSAGES.PAUSE });
|
||||
state.notify({ type: MESSAGES.COMPILE, value: instructionsEl.value });
|
||||
// init instructions from params
|
||||
const instructionsEl = document.getElementById("instructions");
|
||||
const editorEl = CodeMirror.fromTextArea(instructionsEl, {
|
||||
lineNumbers: true,
|
||||
});
|
||||
const urlParams = new URLSearchParams(window.location.search);
|
||||
if (urlParams.get("instructions")) {
|
||||
editorEl.setValue(atob(urlParams.get("instructions")));
|
||||
}
|
||||
|
||||
compileButton.addEventListener("click", () => {
|
||||
state.notify({ type: MESSAGES.COMPILE, value: instructionsEl.value });
|
||||
});
|
||||
[compileButton, resetButton].forEach((button) =>
|
||||
button.addEventListener("click", () => {
|
||||
state.notify({ type: MESSAGES.PAUSE });
|
||||
state.notify({ type: MESSAGES.COMPILE, value: editorEl.getValue() });
|
||||
})
|
||||
);
|
||||
|
||||
nextStepButton.addEventListener("click", () => {
|
||||
state.notify({ type: MESSAGES.PAUSE });
|
||||
state.notify({ type: MESSAGES.NEXT_STEP });
|
||||
});
|
||||
|
||||
// hackily copy the program state and put it in the clipboard
|
||||
copyStateButton.addEventListener("click", () => {
|
||||
const start = Array(TAPE_LEN)
|
||||
.fill(BLANK_VAL)
|
||||
.map((blank, i) => document.getElementById(inputCellId(i))?.value ?? blank)
|
||||
.join("")
|
||||
.replaceAll(new RegExp(`(${BLANK_VAL})*\$`, "g"), "");
|
||||
const instructions = btoa(editorEl.getValue());
|
||||
|
||||
navigator.clipboard
|
||||
.writeText(
|
||||
window.location.href.split("?")[0] +
|
||||
`?start=${start}&instructions=${instructions}`
|
||||
)
|
||||
.then(() => alert("copied to clipboard"));
|
||||
});
|
||||
|
||||
// simulate / pause button
|
||||
let playButton_simulationStatus = "paused";
|
||||
togglePlayButton.addEventListener("click", function () {
|
||||
if (playButton_simulationStatus == "paused") {
|
||||
@ -119,6 +151,16 @@ togglePlayButton.addEventListener("click", function () {
|
||||
state.notify({ type: MESSAGES.PAUSE });
|
||||
}
|
||||
});
|
||||
state.subscribe((msg) => {
|
||||
if (msg.type == MESSAGES.PAUSE) {
|
||||
togglePlayButton.innerHTML = "🔁 Begin";
|
||||
playButton_simulationStatus = "paused";
|
||||
}
|
||||
if (msg.type == MESSAGES.SIMULATE) {
|
||||
togglePlayButton.innerHTML = "⏸️ Pause";
|
||||
playButton_simulationStatus = "simulate";
|
||||
}
|
||||
});
|
||||
|
||||
state.subscribe((msg) => {
|
||||
if (msg.type == MESSAGES.COMPILE_STATUS) {
|
||||
@ -142,22 +184,11 @@ state.subscribe((msg) => {
|
||||
if (error) {
|
||||
controlsEl.style.display = "none";
|
||||
} else if (success) {
|
||||
controlsEl.style.display = "block";
|
||||
controlsEl.style.display = "flex";
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
state.subscribe((msg) => {
|
||||
if (msg.type == MESSAGES.PAUSE) {
|
||||
togglePlayButton.innerHTML = "🔁 Begin";
|
||||
playButton_simulationStatus = "paused";
|
||||
}
|
||||
if (msg.type == MESSAGES.SIMULATE) {
|
||||
togglePlayButton.innerHTML = "⏸️ Pause";
|
||||
playButton_simulationStatus = "simulate";
|
||||
}
|
||||
});
|
||||
|
||||
state.subscribe((msg) => {
|
||||
if (msg.type == MESSAGES.NEW_TURING_STATE) {
|
||||
turingMachineStateEl.innerHTML = msg.value;
|
||||
@ -167,35 +198,35 @@ state.subscribe((msg) => {
|
||||
// -
|
||||
|
||||
const main = () => {
|
||||
const blank = "B";
|
||||
const beginState = "q0";
|
||||
const acceptState = "f";
|
||||
const tape = Array(200).fill(blank);
|
||||
const cells = tape.map((_, cellId) => cell(cellId, blank));
|
||||
for (const cell of cells) {
|
||||
tapeEl.appendChild(cell);
|
||||
}
|
||||
|
||||
let turingMachine;
|
||||
const startString = urlParams.get("start");
|
||||
|
||||
state.subscribe((msg) => {
|
||||
if (msg.type == MESSAGES.SET_CELL) {
|
||||
const { value, cell } = msg;
|
||||
tape[cell] = value;
|
||||
if (turingMachine) turingMachine.setTapeAtCell(cell, value);
|
||||
}
|
||||
if (msg.type == MESSAGES.COMPILE) {
|
||||
const { value } = msg;
|
||||
try {
|
||||
const rules = parseRules(value, beginState, acceptState);
|
||||
const beginState = "q0";
|
||||
const acceptState = "f";
|
||||
const tape = Array(TAPE_LEN)
|
||||
.fill(BLANK_VAL)
|
||||
.map((x, i) =>
|
||||
startString && i < startString.length ? startString[i] : x
|
||||
);
|
||||
|
||||
// put the cells into the tape
|
||||
const cells = tape.map((_, cellId) => cell(cellId, tape[cellId]));
|
||||
tapeEl.innerHTML = "";
|
||||
for (const cell of cells) {
|
||||
tapeEl.appendChild(cell);
|
||||
}
|
||||
|
||||
const rules = parseRules(value, beginState, acceptState);
|
||||
turingMachine = new TuringMachine(tape, rules, beginState, acceptState);
|
||||
|
||||
turingMachine = new TuringMachine(
|
||||
[...tape],
|
||||
rules,
|
||||
beginState,
|
||||
blank,
|
||||
acceptState
|
||||
);
|
||||
state.notify({ type: MESSAGES.SET_READER, cell: 0 });
|
||||
state.notify({
|
||||
type: MESSAGES.NEW_TURING_STATE,
|
||||
@ -209,7 +240,7 @@ const main = () => {
|
||||
if (msg.type == MESSAGES.SIMULATE) {
|
||||
const interval = setInterval(() => {
|
||||
state.notify({ type: MESSAGES.NEXT_STEP });
|
||||
}, 300);
|
||||
}, SIMULATION_INTERVAL);
|
||||
const subscriptionFn = (msg) => {
|
||||
if (msg.type == MESSAGES.PAUSE) {
|
||||
clearInterval(interval);
|
||||
@ -231,7 +262,7 @@ const main = () => {
|
||||
type: MESSAGES.NEW_TURING_STATE,
|
||||
value: accepting
|
||||
? `<span class='success'>Accept(${status})</span>`
|
||||
: `<span class='error'>Fail(${status}}</span>`,
|
||||
: `<span class='error'>Fail(${status})</span>`,
|
||||
});
|
||||
} else {
|
||||
state.notify({
|
||||
|
||||
@ -1,16 +1,9 @@
|
||||
class TuringMachine {
|
||||
constructor(
|
||||
tape = [],
|
||||
rules = [],
|
||||
initialState = "q0",
|
||||
blankSymbol = "B",
|
||||
acceptState = "f"
|
||||
) {
|
||||
constructor(tape = [], rules = [], initialState = "q0", acceptState = "f") {
|
||||
this.tape = tape;
|
||||
this.rules = this.parseRules(rules);
|
||||
this.state = initialState;
|
||||
this.head = 0;
|
||||
this.blankSymbol = blankSymbol;
|
||||
this.acceptState = acceptState;
|
||||
|
||||
this.iteration = 0;
|
||||
@ -51,7 +44,7 @@ class TuringMachine {
|
||||
}
|
||||
|
||||
step() {
|
||||
const currentSymbol = this.tape[this.head] || this.blankSymbol;
|
||||
const currentSymbol = this.tape[this.head];
|
||||
const key = `${this.state},${currentSymbol}`;
|
||||
if (!(key in this.rules)) {
|
||||
return false;
|
||||
@ -60,6 +53,7 @@ class TuringMachine {
|
||||
const [newState, action] = rule.split(",");
|
||||
|
||||
this.state = newState;
|
||||
this.iteration++;
|
||||
|
||||
if (action === "R") {
|
||||
this.head += 1;
|
||||
@ -73,10 +67,6 @@ class TuringMachine {
|
||||
return false;
|
||||
}
|
||||
|
||||
if (this.head >= 0 && this.head < this.tape.length) {
|
||||
this.iteration++;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
return this.head >= 0 && this.head < this.tape.length;
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user