Disallow leading whitespace before delimiter

cypress/integration/rendering/classDiagram-v2.spec.js

@@ -500,11 +500,11 @@ describe('Class diagram V2', () => {
   it('1433: should render a simple class with a title', () => {
     imgSnapshotTest(
       `---
-       title: simple class diagram
-       ---
-       classDiagram-v2
-       class Class10
-      `,
+title: simple class diagram
+---
+classDiagram-v2
+class Class10
+`,
       {}
     );
   });

cypress/integration/rendering/erDiagram.spec.js

@@ -277,12 +277,12 @@ describe('Entity Relationship Diagram', () => {
   it('1433: should render a simple ER diagram with a title', () => {
     imgSnapshotTest(
       `---
-       title: simple ER diagram
-       ---
-       erDiagram
-       CUSTOMER ||--o{ ORDER : places
-       ORDER ||--|{ LINE-ITEM : contains
-      `,
+title: simple ER diagram
+---
+erDiagram
+CUSTOMER ||--o{ ORDER : places
+ORDER ||--|{ LINE-ITEM : contains
+`,
       {}
     );
   });

cypress/integration/rendering/flowchart-v2.spec.js

@@ -666,11 +666,11 @@ flowchart RL
   it('1433: should render a titled flowchart with titleTopMargin set to 0', () => {
     imgSnapshotTest(
       `---
-      title: Simple flowchart
-      ---
-      flowchart TD
-      A --> B
-      `,
+title: Simple flowchart
+---
+flowchart TD
+A --> B
+`,
       { titleTopMargin: 0 }
     );
   });

cypress/integration/rendering/gitGraph.spec.js

@@ -325,11 +325,11 @@ describe('Git Graph diagram', () => {
   it('1433: should render a simple gitgraph with a title', () => {
     imgSnapshotTest(
       `---
-      title: simple gitGraph
-      ---
-      gitGraph
-       commit
-      `,
+title: simple gitGraph
+---
+gitGraph
+  commit
+`,
       {}
     );
   });

cypress/integration/rendering/stateDiagram-v2.spec.js

@@ -562,12 +562,12 @@ stateDiagram-v2
   it('1433: should render a simple state diagram with a title', () => {
     imgSnapshotTest(
       `---
-       title: simple state diagram
-       ---
-       stateDiagram-v2
-       [*] --> State1
-       State1 --> [*]
-      `,
+title: simple state diagram
+---
+stateDiagram-v2
+[*] --> State1
+State1 --> [*]
+`,
       {}
     );
   });