Added M68kLexerPrefs (preliminary). Added support for optional space-introducing comments.

src/test/java/de/platon42/intellij/jupiter/ParsingTestExtension.java

@@ -112,6 +112,9 @@ public class ParsingTestExtension implements ParameterResolver, AfterTestExecuti
     }
 
     public interface IParsingTestCase {
+
+        ParserDefinition getParserDefinition();
+
         void ensureNoErrorElements();
 
         void doTest(boolean checkResult);
@@ -129,11 +132,14 @@ public class ParsingTestExtension implements ParameterResolver, AfterTestExecuti
 
     private static class ParsingTestCaseWrapper extends ParsingTestCase implements IParsingTestCase {
         private ExtensionContext extensionContext;
+
+        private ParserDefinition parserDefinition;
         private static ExtensionContext extensionContextHack;
 
         private ParsingTestCaseWrapper(ExtensionContext extensionContext, String extension, ParserDefinition parserDefinition) {
             super(passthroughInitHack(extensionContext), extension, parserDefinition);
             this.extensionContext = extensionContext;
+            this.parserDefinition = parserDefinition;
         }
 
         private static String passthroughInitHack(ExtensionContext extensionContext) {
@@ -159,6 +165,11 @@ public class ParsingTestExtension implements ParameterResolver, AfterTestExecuti
             super.tearDown(); // Clears fields!
         }
 
+        @Override
+        public ParserDefinition getParserDefinition() {
+            return parserDefinition;
+        }
+
         @Override
         public String getName() {
             String testname = extensionContext.getDisplayName().replace(" ", "_");

src/test/java/de/platon42/intellij/plugins/m68k/parser/CommentsTest.kt

@@ -47,4 +47,40 @@ internal class CommentsTest : AbstractParsingTest() {
     internal fun end_of_line_comments(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
         testGoodSyntax(testCase, "foo = 1234; hi\n\n\nlabel; foo\n\n\n add.w d0,d0;narf   \n\n")
     }
+
+    @Test
+    internal fun comment_after_instruction_with_space_introduces_comment_option(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
+        (testCase.parserDefinition as M68kParserDefinition).lexerPrefs.spaceIntroducesComment = true
+        testGoodSyntax(testCase, " add.w d0,d0 hey comment\n")
+    }
+
+    @Test
+    internal fun comment_after_assignment_with_space_introduces_comment_option(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
+        (testCase.parserDefinition as M68kParserDefinition).lexerPrefs.spaceIntroducesComment = true
+        testGoodSyntax(testCase, "FOO = 123+23 hey comment\n")
+    }
+
+    @Test
+    internal fun comment_after_macro_call_with_space_introduces_comment_option(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
+        (testCase.parserDefinition as M68kParserDefinition).lexerPrefs.spaceIntroducesComment = true
+        testGoodSyntax(testCase, " PUSHM d0,d0 hey comment\n")
+    }
+
+    @Test
+    internal fun space_does_not_start_comment_within_instruction_without_space_introduces_comment_option(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
+        (testCase.parserDefinition as M68kParserDefinition).lexerPrefs.spaceIntroducesComment = false
+        testGoodSyntax(testCase, " add.w # 234, d0 ; hey comment\n")
+    }
+
+    @Test
+    internal fun space_does_not_start_comment_within_assignment_without_space_introduces_comment_option(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
+        (testCase.parserDefinition as M68kParserDefinition).lexerPrefs.spaceIntroducesComment = false
+        testGoodSyntax(testCase, "FOO = 123 + 23 ; hey comment\n")
+    }
+
+    @Test
+    internal fun space_does_not_start_comment_within_macro_call_without_space_introduces_comment_option(@MyTestCase testCase: ParsingTestExtension.IParsingTestCase) {
+        (testCase.parserDefinition as M68kParserDefinition).lexerPrefs.spaceIntroducesComment = false
+        testGoodSyntax(testCase, " PUSHM d0, d0 ; hey comment\n")
+    }
 }