Merge pull request #63 from vijay40/master

New grammar will allow statements ending without semicolon as disccused in Issue #38

src/diagrams/flowchart/parser/flow.jison

@@ -120,13 +120,20 @@
 
 expressions
     : graphConfig statements EOF
+    | graphConfig statements 
     | graphConfig spaceListNewline statements EOF
         {$$=$1;}
+    | graphConfig spaceListNewline statements
+        {$$=$1;}
     ;
 
 graphConfig
     : GRAPH SPACE DIR SEMI
         { yy.setDirection($3);$$ = $3;}
+    | GRAPH SPACE DIR NEWLINE
+        { yy.setDirection($3);$$ = $3;}
+    | GRAPH SPACE DIR spaceList NEWLINE
+        { yy.setDirection($3);$$ = $3;}
     ;
 
 statements
@@ -152,11 +159,23 @@ statement
     : commentStatement NEWLINE
     {$$='Comment';}
     | verticeStatement SEMI
+    | verticeStatement NEWLINE
+    | verticeStatement EOF
     | styleStatement SEMI
+    | styleStatement NEWLINE
+    | styleStatement EOF
     | linkStyleStatement SEMI
+    | linkStyleStatement NEWLINE
+    | linkStyleStatement EOF
     | classDefStatement SEMI
+    | classDefStatement NEWLINE
+    | classDefStatement EOF
     | classStatement SEMI
+    | classStatement NEWLINE
+    | classStatement EOF
     | clickStatement SEMI
+    | clickStatement NEWLINE
+    | clickStatement EOF
     ;
 
 verticeStatement:

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

@@ -46,6 +46,22 @@ describe('when parsing ',function(){
         expect(edges[0].text).toBe('');
     });
 
+    it('should handle a nodes and edges, a space between link and node and each line ending without semicolon',function(){
+        var res = flow.parser.parse('graph TD\nA --> B\n style e red');
+
+
+        var vert = flow.parser.yy.getVertices();
+        var edges = flow.parser.yy.getEdges();
+
+        expect(vert['A'].id).toBe('A');
+        expect(vert['B'].id).toBe('B');
+        expect(edges.length).toBe(1);
+        expect(edges[0].start).toBe('A');
+        expect(edges[0].end).toBe('B');
+        expect(edges[0].type).toBe('arrow');
+        expect(edges[0].text).toBe('');
+    });
+
     it('should handle a comments',function(){
         var res = flow.parser.parse('graph TD;\n%% CComment\n A-->B;');