Identifies level 1 headings and selects everything as text for it.

markdown.js

@@ -1,19 +1,39 @@
-const toHtml = () => {
-  return `<div>markdown</div>`;
+export const toHtml = (markdown) => {
+  const symbols = toSymbols(markdown);
+  const html = [];
+  symbols.forEach((s) =>
+    html.push(renderers.find((r) => r.key === s.key).render(s))
+  );
+
+  return `<div>${html.join("\r\n")}</div>`;
 };
 
-const singleSymbols = [
-  "#",
-  "##",
-  "###",
-  "####",
-  "#####",
-  "######",
-  "-",
-  "- []",
-  "- [ ]",
+const toSymbols = (markdown) => {
+  const symbols = [];
+
+  if (heading.symbols.some((s) => markdown.includes(s))) {
+    const symbol = Object.assign({}, heading);
+    symbol.text = markdown;
+    symbols.push(symbol);
+  }
+
+  return symbols;
+};
+
+const heading = {
+  key: "heading",
+  level: 1,
+  multiLine: false,
+  symbols: ["#", "##", "###", "####", "#####", "######"],
+  text: "",
+  children: [],
+};
+
+const renderers = [
+  {
+    key: "heading",
+    render: (symbol) => {
+      return `<h1>${symbol.text}</h1>`;
+    },
+  },
 ];
-
-const doubleSymbols = ["*", "**", "_", "__", "`", "```"];
-
-const symbols = {};