Add name function

example.js

@@ -0,0 +1,28 @@
+import synopt from "./dist/synopt.js";
+
+// Declare options
+synopt
+  .name("mkwebmanifest") // optional, for usage banner
+  .summary("Generate icons and web manifest for web applications")
+  .option("-i", "--icon ICON", "source icon file")
+  .option("-n", "--name", "name of the web application", { repeat: true })
+  .option("--config FILE", "configuration file")
+  .option("--outdir <directory>", "directory path for generated files")
+  .option("--verbose", "more output", { boolean: true })
+  .option("-h", "--help", "print help", { boolean: true });
+
+// Slice off node executable and script from argument vector
+const argv = process.argv.slice(2);
+
+// And parse arguments. No exceptions to catch, instead check result object
+const { ok, error, options } = synopt.parse(argv);
+
+if (ok) {
+  // Happy case
+  main(options);
+} else {
+  // Handle errors: missing value, or unknown options/typos, etc.
+  console.log(error);
+  console.log(synopt.usage());
+  process.exit(1);
+}

src/synopt.test.ts

@@ -4,11 +4,12 @@ import { beforeEach, expect, test } from "@jest/globals";
 let synopt;
 
 beforeEach(() => {
-  synopt = createCommand("mkstuf");
+  synopt = createCommand();
 });
 
 test("usage banner", () => {
   synopt
+    .name("mkstuf")
     .summary("Summary.")
     .description("Description, which is longer.")
     .option("-n", "--name NAME", "Name to be used")

src/synopt.ts

@@ -1,4 +1,5 @@
 interface Command {
+  name: (text: string) => Command;
   summary: (text: string) => Command;
   description: (text: string) => Command;
   option: (...args: DeclarationTuple) => Command;
@@ -118,6 +119,10 @@ const createCommand = (name?: string): Command => {
   };
 
   const command: Command = {
+    name: (text): Command => {
+      state.name = text;
+      return command;
+    },
     summary: (text): Command => {
       state.summary = text;
       return command;