remove beta support for sankey diagram

packages/mermaid/src/diagrams/sankey/parser/sankey.jison

@@ -27,6 +27,7 @@ TEXTDATA [\u0020-\u0021\u0023-\u002B\u002D-\u007E]
 %%
 
 <INITIAL>"sankey-beta"                         { this.pushState('csv'); return 'SANKEY'; }
+<INITIAL>"sankey"                              { this.pushState('csv'); return 'SANKEY'; }
 <INITIAL,csv><<EOF>>                           { return 'EOF' } // match end of file
 <INITIAL,csv>({CRLF}|{LF})                     { return 'NEWLINE' }
 <INITIAL,csv>{COMMA}                           { return 'COMMA' }

packages/mermaid/src/diagrams/sankey/parser/sankey.spec.ts

@@ -13,7 +13,7 @@ describe('Sankey diagram', function () {
       sankey.parser.yy.clear();
     });
 
-    it('parses csv', () => {
+    it('parses csv with sankey-beta syntax', () => {
       const csv = path.resolve(__dirname, './energy.csv');
       const data = fs.readFileSync(csv, 'utf8');
       const graphDefinition = prepareTextForParsing(cleanupComments('sankey-beta\n\n ' + data));
@@ -21,7 +21,15 @@ describe('Sankey diagram', function () {
       sankey.parser.parse(graphDefinition);
     });
 
-    it('allows __proto__ as id', function () {
+    it('parses csv with sankey syntax', () => {
+      const csv = path.resolve(__dirname, './energy.csv');
+      const data = fs.readFileSync(csv, 'utf8');
+      const graphDefinition = prepareTextForParsing(cleanupComments('sankey\n\n ' + data));
+
+      sankey.parser.parse(graphDefinition);
+    });
+
+    it('allows __proto__ as id with sankey-beta syntax', function () {
       sankey.parser.parse(
         prepareTextForParsing(`sankey-beta
       __proto__,A,0.597
@@ -29,5 +37,14 @@ describe('Sankey diagram', function () {
       `)
       );
     });
+
+    it('allows __proto__ as id with sankey syntax', function () {
+      sankey.parser.parse(
+        prepareTextForParsing(`sankey
+      __proto__,A,0.597
+      A,__proto__,0.403
+      `)
+      );
+    });
   });
 });

packages/mermaid/src/diagrams/sankey/sankeyDetector.ts

@@ -3,7 +3,7 @@ import type { DiagramDetector, ExternalDiagramDefinition } from '../../diagram-a
 const id = 'sankey';
 
 const detector: DiagramDetector = (txt) => {
-  return /^\s*sankey-beta/.test(txt);
+  return /^\s*sankey(-beta)?/.test(txt);
 };
 
 const loader = async () => {

packages/mermaid/src/docs/syntax/sankey.md

@@ -18,7 +18,7 @@ config:
   sankey:
     showValues: false
 ---
-sankey-beta
+sankey
 
 Agricultural 'waste',Bio-conversion,124.729
 Bio-conversion,Liquid,0.597
@@ -92,7 +92,7 @@ Wind,Electricity grid,289.366
 
 ## Syntax
 
-The idea behind syntax is that a user types `sankey-beta` keyword first, then pastes raw CSV below and get the result.
+The idea behind syntax is that a user types `sankey` keyword first, then pastes raw CSV below and get the result.
 
 It implements CSV standard as [described here](https://www.ietf.org/rfc/rfc4180.txt) with subtle **differences**:
 
@@ -104,7 +104,7 @@ It implements CSV standard as [described here](https://www.ietf.org/rfc/rfc4180.
 It is implied that 3 columns inside CSV should represent `source`, `target` and `value` accordingly:
 
 ```mermaid-example
-sankey-beta
+sankey
 
 %% source,target,value
 Electricity grid,Over generation / exports,104.453
@@ -117,7 +117,7 @@ Electricity grid,H2 conversion,27.14
 CSV does not support empty lines without comma delimiters by default. But you can add them if needed:
 
 ```mermaid-example
-sankey-beta
+sankey
 
 Bio-conversion,Losses,26.862
 
@@ -131,7 +131,7 @@ Bio-conversion,Gas,81.144
 If you need to have a comma, wrap it in double quotes:
 
 ```mermaid-example
-sankey-beta
+sankey
 
 Pumped heat,"Heating and cooling, homes",193.026
 Pumped heat,"Heating and cooling, commercial",70.672
@@ -142,7 +142,7 @@ Pumped heat,"Heating and cooling, commercial",70.672
 If you need to have double quote, put a pair of them inside quoted string:
 
 ```mermaid-example
-sankey-beta
+sankey
 
 Pumped heat,"Heating and cooling, ""homes""",193.026
 Pumped heat,"Heating and cooling, ""commercial""",70.672