refact: ink based terminal view (#17)

src/utils/errors.ts

@@ -0,0 +1,44 @@
+class BaseError extends Error {
+  constructor(message: string) {
+    super(message);
+    this.name = this.constructor.name;
+  }
+}
+
+class FileNotFoundError extends BaseError {
+  constructor(filePath: string) {
+    super(`File not found: ${filePath}`);
+  }
+}
+
+class InvalidFileError extends BaseError {
+  constructor(filePath: string) {
+    super(`Invalid file: ${filePath}`);
+  }
+}
+
+class InvalidFormatError extends BaseError {
+  constructor(format: string) {
+    super(`Invalid format: ${format}`);
+  }
+}
+
+class ScriptError extends BaseError {
+  constructor(message: string) {
+    super(`Script error: ${message}`);
+  }
+}
+
+class ParsingError extends BaseError {
+  constructor(message: string) {
+    super(`Parsing error: ${message}`);
+  }
+}
+
+class RequiredError extends BaseError {
+  constructor(name: string) {
+    super(`Required input "${name}" is missing`);
+  }
+}
+
+export { BaseError, FileNotFoundError, InvalidFileError, InvalidFormatError, ScriptError, ParsingError, RequiredError };