Merge pull request #36 from coderoad/fix/summary-parse

Fix/summary parse

Author: ShMcK

src/utils/parse.ts

@@ -53,7 +53,7 @@ export function parseMdContent(md: string): TutorialFrame | never {
   // Identify each part of the content
   parts.forEach((section: string) => {
     // match level
-    const levelRegex = /^(#{2}\s(?<levelId>L\d+)\s(?<levelTitle>.*)[\n\r]*(>\s*(?<levelSummary>.*))?[\n\r]+(?<levelContent>[^]*))/;
+    const levelRegex = /^(#{2}\s(?<levelId>L\d+)\s(?<levelTitle>.*)[\n\r]*(>\s(?<levelSummary>.*))?[\n\r]+(?<levelContent>[^]*))/;
     const levelMatch: RegExpMatchArray | null = section.match(levelRegex);
     if (levelMatch && levelMatch.groups) {
       const {
@@ -67,12 +67,13 @@ export function parseMdContent(md: string): TutorialFrame | never {
       mdContent.levels[levelId] = {
         id: levelId,
         title: levelTitle.trim(),
-        summary: levelSummary
-          ? levelSummary.trim()
-          : truncate(levelContent.split(/[\n\r]+/)[0].trim(), {
-              length: 80,
-              omission: "...",
-            }),
+        summary:
+          levelSummary && levelSummary.trim().length
+            ? levelSummary.trim()
+            : truncate(levelContent.split(/[\n\r]+/)[0].trim(), {
+                length: 80,
+                omission: "...",
+              }),
         content: levelContent.trim(),
       };
       current = { level: levelId, step: "0" };

tests/parse.test.ts

@@ -191,10 +191,45 @@ But not including this line.
             title: "Put Level's title here",
             summary: "Some text.",
             content: "Some text.\n\nBut not including this line.",
+            steps: [],
+          },
+        ],
+      };
+      expect(result.levels[0]).toEqual(expected.levels[0]);
+    });
+
+    it("should truncate a level with an empty summary", () => {
+      const md = `# Title
+
+Description.
+
+## L1 Put Level's title here
+
+>
+
+Some text.
+
+But not including this line.
+`;
+
+      const skeleton = { levels: [{ id: "L1" }] };
+      const result = parse({
+        text: md,
+        skeleton,
+        commits: {},
+      });
+      const expected = {
+        levels: [
+          {
+            id: "L1",
+            title: "Put Level's title here",
+            summary: "Some text.",
+            content: "Some text.\n\nBut not including this line.",
+            steps: [],
           },
         ],
       };
-      expect(result.levels[0].summary).toEqual("Some text.");
+      expect(result.levels[0]).toEqual(expected.levels[0]);
     });
 
     it("should match line breaks with double line breaks for proper spacing", () => {