chore: added changeset

on-behalf-of: @Mermaid-Chart <hello@mermaidchart.com>

.changeset/clean-wolves-turn.md

@@ -0,0 +1,5 @@
+---
+'mermaid': patch
+---
+
+fix: Render newlines as spaces in class diagrams

cypress/integration/rendering/classDiagram.spec.js

@@ -524,5 +524,18 @@ describe('Class diagram', () => {
       `,
       {}
     );
+    it('should handle an empty class body with empty braces', () => {
+      imgSnapshotTest(
+        ` classDiagram
+        class FooBase~T~ {}
+    class Bar {
+        +Zip
+        +Zap()
+    }
+    FooBase <|-- Ba
+        `,
+        { flowchart: { defaultRenderer: 'elk' } }
+      );
+    });
   });
 });

cypress/integration/rendering/sequencediagram.spec.js

@@ -893,17 +893,6 @@ describe('Sequence diagram', () => {
         }
       );
     });
-
-    it('should handle bidirectional arrows with autonumber', () => {
-      imgSnapshotTest(`
-       sequenceDiagram
-       autonumber
-       participant A
-       participant B
-       A<<->>B: This is a bidirectional message
-       A->B: This is a normal message`);
-    });
-
     it('should support actor links and properties when not mirrored EXPERIMENTAL: USE WITH CAUTION', () => {
       //Be aware that the syntax for "properties" is likely to be changed.
       imgSnapshotTest(

packages/mermaid/CHANGELOG.md

@@ -1,11 +1,5 @@
 # mermaid
 
-## 11.10.1
-
-### Patch Changes
-
-- [#6886](https://github.com/mermaid-js/mermaid/pull/6886) [`e0b45c2`](https://github.com/mermaid-js/mermaid/commit/e0b45c2d2b41c2a9038bf87646fa3ccd7560eb20) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: Handle arrows correctly when auto number is enabled
-
 ## 11.10.0
 
 ### Minor Changes

packages/mermaid/package.json

@@ -1,6 +1,6 @@
 {
   "name": "mermaid",
-  "version": "11.10.1",
+  "version": "11.10.0",
   "description": "Markdown-ish syntax for generating flowcharts, mindmaps, sequence diagrams, class diagrams, gantt charts, git graphs and more.",
   "type": "module",
   "module": "./dist/mermaid.core.mjs",

packages/mermaid/src/diagrams/class/classDiagram.spec.ts

@@ -1070,6 +1070,14 @@ describe('given a class diagram with members and methods ', function () {
 
       parser.parse(str);
     });
+    it('should handle an empty class body with {}', function () {
+      const str = 'classDiagram\nclass EmptyClass {}';
+      parser.parse(str);
+      const actual = parser.yy.getClass('EmptyClass');
+      expect(actual.label).toBe('EmptyClass');
+      expect(actual.members.length).toBe(0);
+      expect(actual.methods.length).toBe(0);
+    });
   });
 });
 

packages/mermaid/src/diagrams/class/parser/classDiagram.jison

@@ -293,6 +293,7 @@ classStatement
     : classIdentifier
     | classIdentifier STYLE_SEPARATOR alphaNumToken      {yy.setCssClass($1, $3);}
     | classIdentifier STRUCT_START members STRUCT_STOP   {yy.addMembers($1,$3);}
+    | classIdentifier STRUCT_START STRUCT_STOP           {}
     | classIdentifier STYLE_SEPARATOR alphaNumToken STRUCT_START members STRUCT_STOP {yy.setCssClass($1, $3);yy.addMembers($1,$5);}
     ;
 
@@ -301,8 +302,15 @@ classIdentifier
     | CLASS className classLabel                         {$$=$2; yy.addClass($2);yy.setClassLabel($2, $3);}
     ;
 
+
+emptyBody
+    :
+    | SPACE emptyBody
+    | NEWLINE emptyBody
+    ;
+
 annotationStatement
-    :ANNOTATION_START alphaNumToken ANNOTATION_END className  { yy.addAnnotation($4,$2); }
+    : ANNOTATION_START alphaNumToken ANNOTATION_END className  { yy.addAnnotation($4,$2); }
     ;
 
 members

packages/mermaid/src/diagrams/sequence/sequenceRenderer.ts

@@ -476,29 +476,7 @@ const drawMessage = async function (diagram, msgModel, lineStartY: number, diagO
 
   // add node number
   if (sequenceVisible || conf.showSequenceNumbers) {
-    const isBidirectional =
-      type === diagObj.db.LINETYPE.BIDIRECTIONAL_SOLID ||
-      type === diagObj.db.LINETYPE.BIDIRECTIONAL_DOTTED;
-
-    if (isBidirectional) {
-      const SEQUENCE_NUMBER_RADIUS = 6;
-
-      if (startx < stopx) {
-        line.attr('x1', startx + 2 * SEQUENCE_NUMBER_RADIUS);
-      } else {
-        line.attr('x1', startx + SEQUENCE_NUMBER_RADIUS);
-      }
-    }
-
-    diagram
-      .append('line')
-      .attr('x1', startx)
-      .attr('y1', lineStartY)
-      .attr('x2', startx)
-      .attr('y2', lineStartY)
-      .attr('stroke-width', 0)
-      .attr('marker-start', 'url(' + url + '#sequencenumber)');
-
+    line.attr('marker-start', 'url(' + url + '#sequencenumber)');
     diagram
       .append('text')
       .attr('x', startx)

packages/tiny/CHANGELOG.md

@@ -1,11 +1,5 @@
 # mermaid
 
-## 11.10.1
-
-### Patch Changes
-
-- [#6886](https://github.com/mermaid-js/mermaid/pull/6886) [`e0b45c2`](https://github.com/mermaid-js/mermaid/commit/e0b45c2d2b41c2a9038bf87646fa3ccd7560eb20) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: Handle arrows correctly when auto number is enabled
-
 ## 11.10.0
 
 ### Minor Changes

packages/tiny/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@mermaid-js/tiny",
-  "version": "11.10.1",
+  "version": "11.10.0",
   "description": "Tiny version of mermaid",
   "type": "commonjs",
   "main": "./dist/mermaid.tiny.js",