Created ArgsParser.

src/classes/utils/ArgsParser.js

@@ -0,0 +1,33 @@
+const parseArgs = require('minimist');
+const { InvalidArgumentError } = require('../../errors');
+
+class ArgsParser {
+  constructor(minimistOptions = ArgsParser.DEFAULT_OPTIONS, requiredArgs = []) {
+    this.options = minimistOptions;
+    this.required = requiredArgs;
+  }
+
+  parse(argv) {
+    const parsedArgs = parseArgs(argv, this.options);
+    this.validate(parsedArgs);
+    
+    return parsedArgs;
+  }
+
+  validate(parsedArgs) {
+    this.required.forEach((arg) => {
+      if (!parsedArgs[arg]) {
+        throw new InvalidArgumentError(`--${arg} is required!`);
+      }
+    });
+  }
+}
+
+ArgsParser.DEFAULT_OPTIONS = {
+  boolean: ['display'],
+  default: {
+    display: false
+  }
+};
+
+module.exports = ArgsParser;