adding and updating test cases for "lexer ES6 arrow functions in acti…

…on code" issue: zaach/jison-lex#23

packages/jison-lex/tests/specs/001-custom-lexer-baseline.jison-ref.json5

@@ -41,7 +41,7 @@
         moduleType: "commonjs",
         debug: false,
         enableDebugLogs: false,
-        json: false,
+        json: true,
         dumpSourceCodeOnFailure: true,
         throwErrorOnCompileFailure: true,
         defaultModuleName: "lexer",

packages/jison-lex/tests/specs/002-custom-lexer-extra-code-chunks.jison-ref.json5

@@ -50,7 +50,7 @@
         moduleType: "commonjs",
         debug: false,
         enableDebugLogs: false,
-        json: false,
+        json: true,
         dumpSourceCodeOnFailure: true,
         throwErrorOnCompileFailure: true,
         defaultModuleName: "lexer",

packages/jison-lex/tests/specs/003-issue-23-alt-good.js

@@ -0,0 +1,27 @@
+// title: Parse error when using arrow function in rules
+// test_input: A a B C 1 + 2 + 3
+// ...
+//  
+// This is the SUCCESSFUL lexer spec
+// 
+
+let grammar = {
+    rules: [
+        ['\\s+', ''],
+        ['\\d+', 'return "NUMBER"'],
+        ['\\w+', `
+            if (yytext === 'a') {
+                return 'TOK_A';                
+            } else {
+                return 'WORD'; 
+            }
+          ` 
+        ],
+        ['\\+', 'return "+"'],
+        ['$',  'return "EOF"'],
+    ]
+};
+
+module.exports = grammar;
+// export default grammar;
+

packages/jison-lex/tests/specs/003-issue-23-good.js

@@ -0,0 +1,27 @@
+// title: Parse error when using arrow function in rules
+// test_input: A a B C 1 + 2 + 3
+// ...
+//  
+// This is the SUCCESSFUL lexer spec
+// 
+
+let grammar = {
+    rules: [
+        ['\\s+', ''],
+        ['\\d+', function () { return 'NUMBER'}],
+        ['\\w+', function () {
+            if (yytext === 'a') {
+                return 'TOK_A';                
+            } else {
+                return 'WORD'; 
+            }
+          } 
+        ],
+        ['\\+', function () { return '+' }],
+        ['$',  function () { return 'EOF' }],
+    ]
+};
+
+module.exports = grammar;
+// export default grammar;
+

packages/jison-lex/tests/specs/003-issue-23-trouble.js

@@ -0,0 +1,27 @@
+// title: Parse error when using arrow function in rules
+// test_input: A a B C 1 + 2 + 3
+// ...
+//  
+// This is the FAILING lexer spec
+// 
+
+let grammar = {
+    rules: [
+        ['\\s+', ''],
+        ['\\d+', () => 'NUMBER'],
+        ['\\w+', () => { 
+            if (yytext === 'a') {
+                return 'TOK_A';                
+            } else {
+                return 'WORD'; 
+            }
+          } 
+        ],
+        ['\\+', () => '+'],
+        ['$', () => 'EOF'],
+    ]
+};
+
+module.exports = grammar;
+// export default grammar;
+