make pie parser async

packages/mermaid/src/diagrams/pie/pie.spec.ts

@@ -10,8 +10,8 @@ describe('pie', () => {
   beforeEach(() => db.clear());
 
   describe('parse', () => {
-    it('should handle very simple pie', () => {
-      parser.parse(`pie
+    it('should handle very simple pie', async () => {
+      await parser.parse(`pie
       "ash": 100
       `);
 
@@ -19,8 +19,8 @@ describe('pie', () => {
       expect(sections['ash']).toBe(100);
     });
 
-    it('should handle simple pie', () => {
-      parser.parse(`pie
+    it('should handle simple pie', async () => {
+      await parser.parse(`pie
       "ash" : 60
       "bat" : 40
       `);
@@ -30,8 +30,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with showData', () => {
-      parser.parse(`pie showData
+    it('should handle simple pie with showData', async () => {
+      await parser.parse(`pie showData
       "ash" : 60
       "bat" : 40
       `);
@@ -43,8 +43,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with comments', () => {
-      parser.parse(`pie
+    it('should handle simple pie with comments', async () => {
+      await parser.parse(`pie
       %% comments
       "ash" : 60
       "bat" : 40
@@ -55,8 +55,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with a title', () => {
-      parser.parse(`pie title a 60/40 pie
+    it('should handle simple pie with a title', async () => {
+      await parser.parse(`pie title a 60/40 pie
       "ash" : 60
       "bat" : 40
       `);
@@ -68,8 +68,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with an acc title (accTitle)', () => {
-      parser.parse(`pie title a neat chart
+    it('should handle simple pie with an acc title (accTitle)', async () => {
+      await parser.parse(`pie title a neat chart
       accTitle: a neat acc title
       "ash" : 60
       "bat" : 40
@@ -84,8 +84,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with an acc description (accDescr)', () => {
-      parser.parse(`pie title a neat chart
+    it('should handle simple pie with an acc description (accDescr)', async () => {
+      await parser.parse(`pie title a neat chart
       accDescr: a neat description
       "ash" : 60
       "bat" : 40
@@ -100,8 +100,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with a multiline acc description (accDescr)', () => {
-      parser.parse(`pie title a neat chart
+    it('should handle simple pie with a multiline acc description (accDescr)', async () => {
+      await parser.parse(`pie title a neat chart
       accDescr {
         a neat description
         on multiple lines
@@ -119,8 +119,8 @@ describe('pie', () => {
       expect(sections['bat']).toBe(40);
     });
 
-    it('should handle simple pie with positive decimal', () => {
-      parser.parse(`pie
+    it('should handle simple pie with positive decimal', async () => {
+      await parser.parse(`pie
       "ash" : 60.67
       "bat" : 40
       `);
@@ -131,12 +131,12 @@ describe('pie', () => {
     });
 
     it('should handle simple pie with negative decimal', () => {
-      expect(() => {
-        parser.parse(`pie
+      expect(async () => {
+        await parser.parse(`pie
         "ash" : -60.67
         "bat" : 40.12
         `);
-      }).toThrowError();
+      }).rejects.toThrowError();
     });
   });
 

packages/mermaid/src/diagrams/pie/pieParser.ts

@@ -13,8 +13,8 @@ const populateDb = (ast: Pie, db: PieDB) => {
 };
 
 export const parser: ParserDefinition = {
-  parse: (input: string): void => {
-    const ast: Pie = parse('pie', input);
+  parse: async (input: string): Promise<void> => {
+    const ast: Pie = await parse('pie', input);
     log.debug(ast);
     populateDb(ast, db);
   },