Bugs fixes, Lint fixes, Refactoring

Sources/FontTool/Parser/FontFileParser.swift

@@ -0,0 +1,16 @@
+//
+//  File.swift
+//  
+//
+//  Created by Thibaut Schmitt on 29/08/2022.
+//
+
+import Foundation
+
+class FontFileParser {
+    static func parse(_ inputFile: String) -> [String] {
+        let inputFileContent = try! String(contentsOfFile: inputFile,
+                                           encoding: .utf8)
+        return inputFileContent.components(separatedBy: CharacterSet.newlines)
+    }
+}