mirror of
https://github.com/ParkerTenBroeck/automata.git
synced 2026-06-07 05:28:45 -04:00
moved to deno to bundle website
This commit is contained in:
Parker TenBroeck
parent
c35d7a9192
commit
7629bdab6d
28 changed files with 1534 additions and 41961 deletions
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@ -1,612 +0,0 @@
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import { EditorView, keymap, hoverTooltip, Decoration, ViewPlugin } from "https://esm.sh/@codemirror/view";
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import { EditorState, StateField } from "https://esm.sh/@codemirror/state";
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import { defaultKeymap, history, historyKeymap } from "https://esm.sh/@codemirror/commands";
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import { lineNumbers, highlightActiveLineGutter } from "https://esm.sh/@codemirror/view";
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import { bracketMatching, indentOnInput } from "https://esm.sh/@codemirror/language";
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import { closeBrackets } from "https://esm.sh/@codemirror/autocomplete";
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import { oneDark } from "https://esm.sh/@codemirror/theme-one-dark";
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import wasm from "./wasm.js"
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import * as vis from "./js/vis-network.js"
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function tokenize(text) {
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try {
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return wasm.lex(text);
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} catch (e) {
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console.log(e)
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return []
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}
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}
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function compile(text) {
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try {
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return wasm.compile(text);
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} catch (e) {
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console.log(e)
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return []
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}
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}
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const tokenClass = (t) =>
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({
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comment: "tok-comment",
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keyword: "tok-keyword",
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error: "tok-error",
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ident: "tok-ident",
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punc: "tok-punc",
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string: "tok-string",
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lpar: "rb-",
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lbrace: "rb-",
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lbracket: "rb-",
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rpar: "rb-",
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rbrace: "rb-",
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rbracket: "rb-",
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}[t] || "tok-ident");
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function severityClass(sev) {
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const s = (sev || "error").toLowerCase();
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if (s === "warning") return "cm-diag-warning";
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if (s === "info") return "cm-diag-info";
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return "cm-diag-error";
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}
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function sevRank(sev) {
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if (sev === "error") return 3;
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if (sev === "warning") return 2;
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return 1;
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}
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function buildAnalysis(text, doc) {
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const tokens = tokenize(text);
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const { log, log_formatted } = compile(text);
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// Build ONE Decoration set: syntax + diagnostics
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const marks = [];
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const docLen = doc.length;
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for (const tok of tokens) {
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const start = Math.max(0, Math.min(docLen, tok.start));
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const end = Math.max(start, Math.min(docLen, tok.end));
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var tc = tokenClass(tok.kind);
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if (tc === "rb-") {
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tc += tok.scope_level.toString();
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}
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if (end > start) {
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marks.push(Decoration.mark({ class: tc }).range(start, end));
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}
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}
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for (const d of log) {
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if (d.start === undefined || d.end === undefined) continue;
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const start = Math.max(0, Math.min(docLen, d.start));
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const endRaw = d.end == null ? d.start : d.end;
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const end = Math.max(start, Math.min(docLen, endRaw));
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const cls = severityClass(d.level);
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if (end > start) {
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marks.push(Decoration.mark({ class: cls }).range(start, end));
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} else {
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const end = Math.min(docLen, start + 1);
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if (end > start) marks.push(Decoration.mark({ class: cls }).range(start, end));
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}
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}
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const deco = Decoration.set(marks, true);
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return { tokens, log, log_formatted, deco };
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}
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const analysisField = StateField.define({
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create(state) {
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const text = state.doc.toString();
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return buildAnalysis(text, state.doc);
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},
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update(value, tr) {
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if (!tr.docChanged) return value;
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const text = tr.state.doc.toString();
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return buildAnalysis(text, tr.state.doc);
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},
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provide: (f) => EditorView.decorations.from(f, (v) => v.deco),
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});
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// ===================== Hover tooltip (uses cached diags) =====================
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const diagHover = hoverTooltip((view, pos) => {
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const { log } = view.state.field(analysisField);
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const hits = log.filter((d) => pos >= d.start && pos <= d.end);
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if (hits.length === 0) return null;
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const top = hits.reduce((a, b) => (sevRank(b.level) > sevRank(a.level) ? b : a), hits[0]);
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return {
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pos,
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end: pos,
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above: true,
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create() {
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const dom = document.createElement("div");
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dom.className = "cm-tooltip cm-tooltip-hover";
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const title = document.createElement("div");
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title.className = `tipTitle ${top.level}`;
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title.textContent =
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hits.length === 1 ? top.level.toUpperCase() : `${top.level.toUpperCase()} (${hits.length})`;
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const body = document.createElement("div");
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body.className = "tipBody";
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body.textContent = hits
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.slice()
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.sort((a, b) => sevRank(b.level) - sevRank(a.level))
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.map((h) => `[${h.level.toUpperCase()}] ${h.message}`)
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.join("\n");
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dom.appendChild(title);
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dom.appendChild(body);
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return { dom };
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},
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};
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});
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function escapeHtml(s) {
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return String(s)
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.replace(/&/g, "&")
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.replace(/</g, "<")
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.replace(/>/g, ">");
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}
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function ansiToHtml(input) {
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const ESC_RE = /\x1b\[([0-9;]*)m/g;
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let out = "";
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let lastIndex = 0;
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// current style state
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let fg = null; // e.g. 31, 92
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let bg = null; // e.g. 41
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let bold = false;
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let dim = false;
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function openSpanIfNeeded(text) {
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if (text.length === 0) return "";
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const classes = [];
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if (bold) classes.push("ansi-bold");
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if (dim) classes.push("ansi-dim");
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if (fg != null) classes.push(`ansi-fg-${fg}`);
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if (bg != null) classes.push(`ansi-bg-${bg}`);
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if (classes.length === 0) return escapeHtml(text);
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return `<span class="${classes.join(" ")}">${escapeHtml(text)}</span>`;
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}
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function applyCodes(codes) {
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if (codes.length === 0) codes = [0];
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for (const c of codes) {
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const code = Number(c);
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if (Number.isNaN(code)) continue;
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if (code === 0) {
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fg = null; bg = null; bold = false; dim = false;
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} else if (code === 1) {
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bold = true;
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} else if (code === 2) {
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dim = true;
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} else if (code === 22) {
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bold = false; dim = false;
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} else if (code === 39) {
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fg = null;
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} else if (code === 49) {
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bg = null;
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} else if ((code >= 30 && code <= 37) || (code >= 90 && code <= 97)) {
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fg = code;
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} else if ((code >= 40 && code <= 47) || (code >= 100 && code <= 107)) {
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bg = code;
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}
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}
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}
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let m;
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while ((m = ESC_RE.exec(input)) !== null) {
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const chunk = input.slice(lastIndex, m.index);
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out += openSpanIfNeeded(chunk);
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const codes = m[1] ? m[1].split(";") : [];
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applyCodes(codes);
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lastIndex = ESC_RE.lastIndex;
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}
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out += openSpanIfNeeded(input.slice(lastIndex));
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return out;
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}
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function formatTerminal(view) {
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const term = document.getElementById("terminal");
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if (!term) return;
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const { log, log_formatted } = view.state.field(analysisField);
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let s = "";
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s += `\x1b[90m[compile]\x1b[0m ${log.length} diagnostics\n`;
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term.innerHTML = ansiToHtml(s + log_formatted);
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}
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const terminalPlugin = ViewPlugin.fromClass(
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class {
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constructor(view) {
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this.view = view;
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formatTerminal(view);
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}
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update(update) {
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if (update.docChanged) formatTerminal(update.view);
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}
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}
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);
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const initialText = `type=NPDA
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Q = {q0, q1} // states
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E = {a, b} // alphabet
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T = {z0, A, B} // stack
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q0 = q0
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z0 = z0
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// construct all possible permutations of A's and B's
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d(q0, epsilon, z0) = { (q0, [A z0]), (q0, [B z0]) }
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d(q0, epsilon, A) = { (q0, [A A]), (q0, [B A]) }
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d(q0, epsilon, B) = { (q0, [A B]), (q0, [B B]) }
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// transition to q1
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d(q0, epsilon, z0) = { (q1, z0) }
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d(q0, epsilon, A) = { (q1, A) }
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d(q0, epsilon, B) = { (q1, B) }
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// consume stack until empty
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d(q1, a, A) = { (q1, epsilon) }
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d(q1, b, B) = { (q1, epsilon) }
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`;
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const state = EditorState.create({
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doc: initialText,
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extensions: [
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lineNumbers(),
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highlightActiveLineGutter(),
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history(),
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indentOnInput(),
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bracketMatching(),
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closeBrackets(),
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keymap.of([...defaultKeymap, ...historyKeymap]),
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oneDark,
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analysisField,
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diagHover,
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terminalPlugin,
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EditorView.lineWrapping,
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],
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});
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window.editor = new EditorView({
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state,
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parent: document.getElementById("editor"),
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});
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function setDefaultLayoutWeights() {
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const vh = window.innerHeight;
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const vw = window.innerWidth;
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// Canvas: 30% of screen height
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const canvasH = Math.round(vh * 0.60);
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// Terminal: 35% of width
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const termW = Math.round(vw * 0.30);
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const app = document.getElementById("app");
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app.style.setProperty("--canvasH", `${canvasH}px`);
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app.style.setProperty("--termW", `${termW}px`);
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}
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setDefaultLayoutWeights();
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(function enableLayoutSplitters() {
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const app = document.getElementById("app");
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const hSplit = document.getElementById("hSplit");
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const vSplit = document.getElementById("vSplit");
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// const canvas = document.getElementById("canvas");
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const canvasPane = document.getElementById("canvasPane");
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let draggingH = false;
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let draggingV = false;
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hSplit.addEventListener("mousedown", (e) => {
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draggingH = true;
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document.body.style.cursor = "row-resize";
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e.preventDefault();
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});
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vSplit.addEventListener("mousedown", (e) => {
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draggingV = true;
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document.body.style.cursor = "col-resize";
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e.preventDefault();
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});
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window.addEventListener("mousemove", (e) => {
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const rect = app.getBoundingClientRect();
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if (draggingH) {
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const y = e.clientY - rect.top;
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const minCanvas = 80;
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const minBottom = 180;
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const maxCanvas = rect.height - 8 - minBottom;
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const canvasH = Math.max(minCanvas, Math.min(maxCanvas, y));
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app.style.setProperty("--canvasH", `${canvasH}px`);
|
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}
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|
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if (draggingV) {
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const bottomPane = document.getElementById("bottomPane");
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const r = bottomPane.getBoundingClientRect();
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const x = e.clientX - r.left;
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const minTerm = 220;
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const maxTerm = r.width - 8 - 220;
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const termW = Math.max(minTerm, Math.min(maxTerm, r.width - x));
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app.style.setProperty("--termW", `${termW}px`);
|
||||
}
|
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});
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|
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window.addEventListener("mouseup", () => {
|
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draggingH = false;
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draggingV = false;
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document.body.style.cursor = "";
|
||||
});
|
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})();
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let network = null;
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const nodes = new vis.DataSet();
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const edges = new vis.DataSet();
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||||
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const automaton = {
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states: ["q0", "q1"],
|
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initialState: "q0",
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acceptStates: ["q1"],
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||||
|
||||
transitions: [
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{
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||||
from: "q0",
|
||||
to: "q0",
|
||||
label: "ε, z0 → A z0\n"
|
||||
},
|
||||
{
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||||
from: "q0",
|
||||
to: "q0",
|
||||
label: "ε, z0 → B z0"
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||||
},
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||||
{
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||||
from: "q0",
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||||
to: "q1",
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||||
label: "ε, z0 → z0"
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||||
},
|
||||
{
|
||||
from: "q1",
|
||||
to: "q1",
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||||
label: "a, A → ε"
|
||||
},
|
||||
{
|
||||
from: "q1",
|
||||
to: "q1",
|
||||
label: "b, B → ε"
|
||||
}
|
||||
]
|
||||
};
|
||||
|
||||
/**@param {{ctx: CanvasRenderingContext2D}} */
|
||||
function renderNode({
|
||||
ctx,
|
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id,
|
||||
x,
|
||||
y,
|
||||
state: { selected, hover },
|
||||
style,
|
||||
label,
|
||||
}) {
|
||||
return {
|
||||
drawNode() {
|
||||
ctx.save();
|
||||
var r = style.size;
|
||||
|
||||
|
||||
ctx.beginPath();
|
||||
ctx.arc(x, y, r, 0, 2 * Math.PI);
|
||||
ctx.fillStyle = "red";
|
||||
ctx.fill();
|
||||
ctx.lineWidth = 4;
|
||||
ctx.strokeStyle = "blue";
|
||||
ctx.stroke();
|
||||
|
||||
ctx.fillStyle = "black";
|
||||
ctx.textAlign = 'center';
|
||||
ctx.fillText(label, x, y, r);
|
||||
|
||||
|
||||
ctx.textAlign = 'center';
|
||||
ctx.strokeStyle = 'white';
|
||||
ctx.fillStyle = "black";
|
||||
let cy = y - (r + 10);
|
||||
for (const part of "meow[]\nbeeep".split("\n").reverse()) {
|
||||
const metrics = ctx.measureText(part);
|
||||
cy -= metrics.actualBoundingBoxAscent + metrics.actualBoundingBoxDescent;
|
||||
ctx.strokeText(part, x, cy);
|
||||
ctx.fillText(part, x, cy);
|
||||
}
|
||||
|
||||
|
||||
ctx.restore();
|
||||
},
|
||||
nodeDimensions: { width: 20, height: 20 },
|
||||
};
|
||||
}
|
||||
|
||||
|
||||
// Populate nodes
|
||||
for (const state of automaton.states) {
|
||||
nodes.add({
|
||||
id: state,
|
||||
label: state,
|
||||
});
|
||||
}
|
||||
|
||||
// Populate edges
|
||||
automaton.transitions.forEach((t, i) => {
|
||||
edges.add({
|
||||
id: `e${i}`,
|
||||
from: t.from,
|
||||
to: t.to,
|
||||
label: t.label
|
||||
});
|
||||
});
|
||||
|
||||
// updateGraphFromText();
|
||||
ensureGraph();
|
||||
function updateGraphFromText() {
|
||||
ensureGraph();
|
||||
|
||||
const trans = []
|
||||
|
||||
// Collect state ids
|
||||
const stateSet = new Set();
|
||||
for (const tr of trans) {
|
||||
stateSet.add(tr.from);
|
||||
stateSet.add(tr.to);
|
||||
}
|
||||
|
||||
// Update nodes (add missing, remove stale)
|
||||
const existingNodeIds = new Set(nodes.getIds());
|
||||
const desiredNodeIds = new Set([...stateSet]);
|
||||
|
||||
// remove stale
|
||||
for (const id of existingNodeIds) {
|
||||
if (!desiredNodeIds.has(id)) nodes.remove(id);
|
||||
}
|
||||
// add/update desired
|
||||
for (const id of desiredNodeIds) {
|
||||
const pos = pinnedPositions.get(id);
|
||||
if (!existingNodeIds.has(id)) {
|
||||
nodes.add({
|
||||
id,
|
||||
label: id,
|
||||
...(pos ? { x: pos.x, y: pos.y, fixed: true } : {})
|
||||
});
|
||||
} else if (pos) {
|
||||
nodes.update({ id, x: pos.x, y: pos.y, fixed: true });
|
||||
}
|
||||
}
|
||||
|
||||
// Update edges (stable IDs so edits don't flicker)
|
||||
const desiredEdgeIds = new Set();
|
||||
const nextEdges = [];
|
||||
|
||||
for (let i = 0; i < trans.length; i++) {
|
||||
const tr = trans[i];
|
||||
const id = `${tr.from}::${tr.to}::${tr.label}::${i}`;
|
||||
desiredEdgeIds.add(id);
|
||||
nextEdges.push({ id, from: tr.from, to: tr.to, label: tr.label });
|
||||
}
|
||||
|
||||
const existingEdgeIds = new Set(edges.getIds());
|
||||
for (const id of existingEdgeIds) {
|
||||
if (!desiredEdgeIds.has(id)) edges.remove(id);
|
||||
}
|
||||
// add/update in batch
|
||||
for (const e of nextEdges) {
|
||||
if (!existingEdgeIds.has(e.id)) edges.add(e);
|
||||
else edges.update(e);
|
||||
}
|
||||
|
||||
// If positions exist for all nodes, we can disable physics to “respect” manual layout
|
||||
// Otherwise leave physics on to auto-layout new nodes.
|
||||
const allPinned = [...desiredNodeIds].every((id) => pinnedPositions.has(id));
|
||||
network.setOptions({ physics: { enabled: !allPinned } });
|
||||
|
||||
// Redraw nicely after updates
|
||||
network.fit({ animation: { duration: 200, easingFunction: "easeInOutQuad" } });
|
||||
}
|
||||
|
||||
// ---------- 4) Hook graph updates into your existing single-pass analysis ----------
|
||||
const graphPlugin = ViewPlugin.fromClass(class {
|
||||
constructor(view) {
|
||||
updateGraphFromText(view.state.doc.toString());
|
||||
}
|
||||
update(update) {
|
||||
if (update.docChanged) {
|
||||
updateGraphFromText(update.state.doc.toString());
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
function chosen_node(values, id, selected, hovering) {
|
||||
|
||||
console.log(values, id, selected, hovering)
|
||||
}
|
||||
|
||||
function ensureGraph() {
|
||||
if (network) return;
|
||||
|
||||
const container = document.getElementById("graph");
|
||||
network = new vis.Network(
|
||||
container,
|
||||
{ nodes, edges },
|
||||
{
|
||||
layout: { improvedLayout: true },
|
||||
physics: {
|
||||
enabled: true,
|
||||
solver: "barnesHut",
|
||||
barnesHut: { gravitationalConstant: -8000, springLength: 120, springConstant: 0.04 },
|
||||
stabilization: { iterations: 200 }
|
||||
},
|
||||
interaction: {
|
||||
dragNodes: true,
|
||||
hover: true,
|
||||
multiselect: true
|
||||
},
|
||||
nodes: {
|
||||
shape: 'dot',
|
||||
size: 14,
|
||||
font: { color: "#c9d1d9" },
|
||||
color: {
|
||||
background: "#1f6feb",
|
||||
border: "#79c0ff",
|
||||
highlight: { background: "#388bfd", border: "#a5d6ff" }
|
||||
},
|
||||
chosen: {
|
||||
node: chosen_node
|
||||
},
|
||||
shape: "custom",
|
||||
ctxRenderer: renderNode,
|
||||
size: 18,
|
||||
},
|
||||
edges: {
|
||||
arrows: { to: { enabled: true, scaleFactor: 0.8 } },
|
||||
arrowStrikethrough: false,
|
||||
font: { align: "middle", color: "#000000ff" },
|
||||
color: { color: "rgba(201,209,217,0.35)", highlight: "#c9d1d9" },
|
||||
smooth: { type: "dynamic" },
|
||||
arrows: "to",
|
||||
}
|
||||
}
|
||||
);
|
||||
|
||||
// Save positions when user drags nodes
|
||||
|
||||
network.on("dragEnd", (params) => {
|
||||
const pos = network.getPositions(params.nodes);
|
||||
for (const id of params.nodes) {
|
||||
pinnedPositions.set(id, pos[id]);
|
||||
}
|
||||
});
|
||||
|
||||
window.network = network;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue