Merge pull request #175 from franciscoBSalgueiro/cutechess-format

Add cutechess-style comments support

src/pgn.test.ts

@@ -233,6 +233,24 @@ test('parse comment', () => {
     shapes: [{ from: 0, to: 0, color: 'green' }],
   });
   expect(parseComment('foo [%bar] [%csl Ga1] [%cal Ra1h1,Gb1b8] [%clk 3:25:45]').text).toBe('foo [%bar]');
+  expect(parseComment('+M35/33 4.3s')).toEqual({
+    text: '',
+    emt: 4.3,
+    evaluation: { mate: 35, depth: 33 },
+    shapes: [],
+  });
+  expect(parseComment('-0.32/24 1.0s, White loses on time')).toEqual({
+    emt: 1.0,
+    evaluation: { pawns: -0.32, depth: 24 },
+    text: 'White loses on time',
+    shapes: [],
+  });
+  expect(parseComment('+M1/245, 0.003s, nodes,9071, seldepth, 2, nps, 2267750, Komodo got checkmated')).toEqual({
+    emt: 0.003,
+    evaluation: { mate: 1, depth: 245 },
+    text: 'nodes,9071, seldepth, 2, nps, 2267750, Komodo got checkmated',
+    shapes: [],
+  });
 });
 
 test('make comment', () => {

src/pgn.ts

@@ -830,6 +830,17 @@ export const parseComment = (comment: string): Comment => {
         return '  ';
       },
     )
+    .replace(
+      /\s?(?:([+-]?M\d{1,5})|([+-]?(?:\d{1,5}|\d{0,5}\.\d{1,2})))(?:\/(\d{1,5}))?,?(?:\s(\d{1,5}\.\d{1,3})s),?\s?/g,
+      (_, mate, pawns, d, e) => {
+        const depth = d && parseInt(d, 10);
+        evaluation = mate ? { mate: parseInt(mate.replace('M', ''), 10), depth } : { pawns: parseFloat(pawns), depth };
+        if (e) {
+          emt = parseFloat(e);
+        }
+        return '  ';
+      },
+    )
     .trim();
   return {
     text,