First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>
2026-05-08 14:43:16 +08:00
commit 0b64e2de94
10989 changed files with 2253791 additions and 0 deletions
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+import { VERSION } from "../version.js";
+import { ISerializedGast } from "@chevrotain/types";
+
+export function createSyntaxDiagramsCode(
+  grammar: ISerializedGast[],
+  {
+    resourceBase = `https://unpkg.com/chevrotain@${VERSION}/diagrams/`,
+    css = `https://unpkg.com/chevrotain@${VERSION}/diagrams/diagrams.css`,
+  }: {
+    resourceBase?: string;
+    css?: string;
+  } = {},
+) {
+  const header = `
+<!-- This is a generated file -->
+<!DOCTYPE html>
+<meta charset="utf-8">
+<style>
+  body {
+    background-color: hsl(30, 20%, 95%)
+  }
+</style>
+
+`;
+  const cssHtml = `
+<link rel='stylesheet' href='${css}'>
+`;
+
+  const scripts = `
+<script src='${resourceBase}vendor/railroad-diagrams.js'></script>
+<script src='${resourceBase}src/diagrams_builder.js'></script>
+<script src='${resourceBase}src/diagrams_behavior.js'></script>
+<script src='${resourceBase}src/main.js'></script>
+`;
+  const diagramsDiv = `
+<div id="diagrams" align="center"></div>    
+`;
+  const serializedGrammar = `
+<script>
+    window.serializedGrammar = ${JSON.stringify(grammar, null, "  ")};
+</script>
+`;
+
+  const initLogic = `
+<script>
+    var diagramsDiv = document.getElementById("diagrams");
+    main.drawDiagramsFromSerializedGrammar(serializedGrammar, diagramsDiv);
+</script>
+`;
+  return (
+    header + cssHtml + scripts + diagramsDiv + serializedGrammar + initLogic
+  );
+}