Inline comments added

Author: NiPfi

src/JohnnyScript.java

@@ -11,6 +11,7 @@
 public class JohnnyScript {
 
     private static final String OUTPUT_EXTENSION = ".ram";
+    private static final String LINE_COMMENT_DELIMITER = "//";
 
     public static void main(String[] args) throws IOException {
 
@@ -25,7 +26,7 @@ private static List<String> compileCode(List<String> lines) {
 
         for (String line: lines) {
             String compiledLine = compile(line);
-            if (compiledLine != null) {
+            if (!compiledLine.equals("")) {
                 compiled.add(compiledLine);
             }
         }
@@ -34,10 +35,13 @@ private static List<String> compileCode(List<String> lines) {
     }
 
     private static String compile(String line) {
-        if(line.startsWith("//")){
-           return null;
+        if (line.contains(LINE_COMMENT_DELIMITER)) {
+            int commentStart = line.indexOf(LINE_COMMENT_DELIMITER);
+            String nonComment = line.substring(0, commentStart);
+            return nonComment.trim();
         }
-        else return  line;
+        else
+            return line.trim();
     }
 
     /**

test/JohnnyScriptTest.java

@@ -91,4 +91,30 @@ public void commentLine() throws Exception {
 
     }
 
+    @Test
+    public void commentInline() throws Exception {
+        List<String> testCode = new ArrayList<>();
+        testCode.add("add 0");
+        testCode.add("add 1 //Test comment");
+        testCode.add("add 0");
+        Files.write(inputPath, testCode);
+
+        JohnnyScript.main(new String[]{validFile});
+
+        assertTrue("Output file not generated or incorrectly named", Files.exists(outputPath));
+
+        List outLines = Files.readAllLines(outputPath);
+
+        testCode = new ArrayList<>();
+        testCode.add("add 0");
+        testCode.add("add 1");
+        testCode.add("add 0");
+
+        assertEquals(testCode.size(), outLines.size());
+        for (int i = 0; i < testCode.size(); i++) {
+            assertEquals("Line " + i, testCode.get(i),outLines.get(i));
+        }
+
+    }
+
 }