init

linter/Linter.java

@@ -0,0 +1,39 @@
+// Nik Johnson
+// 2-24-2024
+// TA: Andy Ruan
+
+import java.util.*;
+import java.io.*;
+
+// file-based linting object, linting based on checks defined in a list
+public class Linter {
+
+    private List<Check> checks;
+
+    // constructor, takes list of checks to perform
+    public Linter(List<Check> checks) {
+        this.checks = checks;
+    }
+
+    // compile list of errors based on output of check classes
+    // takes filename to perform checks on
+    // return list of errors present in that file
+    public List<Error> lint(String fileName) throws FileNotFoundException {
+        File toBeChecked = new File(fileName);
+        Scanner fileScanner = new Scanner(toBeChecked);
+        List<Error> errors = new ArrayList<>();
+        int lineNumber = 1;
+        while (fileScanner.hasNext()) {
+            String line = fileScanner.nextLine();
+            for (Check check : checks) {
+                Optional<Error> error = check.lint(line, lineNumber);
+                if (error.isPresent()) {
+                    errors.add(error.get());
+                }
+            }
+            lineNumber++;
+        }
+        fileScanner.close();
+        return errors;
+    }
+}