Initial checkin

src/diagrams/flowchart/parser/flow-comments.spec.js

@@ -27,7 +27,7 @@ describe('[Comments] when parsing', () => {
     expect(edges[0].text).toBe('');
   });
 
-  it('should handle comments a at the start', function() {
+  it('should handle comments at the start', function() {
     const res = flow.parser.parse('%% Comment\ngraph TD;\n A-->B;');
 
     const vert = flow.parser.yy.getVertices();

src/diagrams/flowchart/parser/flow.jison

@@ -460,13 +460,6 @@ text: textToken
 
 
 
-commentText: commentToken
-    {$$=$1;}
-    | commentText commentToken
-    {$$=$1+''+$2;}
-    ;
-
-
 keywords
     : STYLE | LINKSTYLE | CLASSDEF | CLASS | CLICK | GRAPH | DIR | subgraph | end | DOWN | UP;
 
@@ -516,8 +509,6 @@ linkStyleStatement
           {$$ = $1;yy.updateLinkInterpolate($3,$7);}
     ;
 
-commentStatement: PCT PCT commentText;
-
 numList: NUM
         {$$ = [$1]}
     | numList COMMA NUM
@@ -539,8 +530,6 @@ styleComponent: ALPHA | COLON | MINUS | NUM | UNIT | SPACE | HEX | BRKT | DOT |
 
 /* Token lists */
 
-commentToken   : textToken | graphCodeTokens ;
-
 textToken      : textNoTagsToken | TAGSTART | TAGEND | '=='  | '--' | PCT | DEFAULT;
 
 textNoTagsToken: alphaNumToken | SPACE | MINUS | keywords ;