Add a --noCopy option to the sign command

bin/jwt.js

@@ -27,6 +27,7 @@ commander
   .option("-t, --noTimestamp", "The generated JWT will not include an iat.")
   .option("-j, --jwtid [jwtid]", "Case sensitive unique identifier")
   .option("-s, --subject [subject]", "Identifies the subject of the JWT.")
+  .option("-n, --noCopy", "Don't copy the token to your clipboard.")
   .action(sign);
 
 commander

lib/jwt.js

@@ -40,7 +40,7 @@ function sign(payload, secret, options = {}) {
   verifyOption("payload", payload);
   verifyOption("secret", secret);
 
-  let { algorithm, audience, expiresIn, header, issuer, keyid, notBefore, noTimestamp, jwtid, subject } = options;
+  let { algorithm, audience, expiresIn, header, issuer, keyid, notBefore, noTimestamp, jwtid, subject, noCopy } = options;
 
   payload = parseObjectOption("payload", payload);
   header = header && parseObjectOption("header", header);
@@ -60,10 +60,12 @@ function sign(payload, secret, options = {}) {
 
   try {
     const token = jwt.sign(payload, secret, jwtOptions);
-    clipboard.writeSync(token);
-    log();
-    log(chalk.black.bgYellow.bold("copied to clipboard:"));
-    log();
+    if (!noCopy) {
+      clipboard.writeSync(token);
+      log();
+      log(chalk.black.bgYellow.bold("copied to clipboard:"));
+      log();
+    }
     log(chalk(token));
   } catch (err) {
     log();

test/jwt.test.js

@@ -119,6 +119,21 @@ describe("jwt", () => {
       expect(payloadParsed.payload.aud).toBe(audience);
     });
 
+    it("should not copy to clipboard if --noCopy option is present", done => {
+      const payload = JSON.stringify({ a: 1 });
+      const secret = "super secret";
+      shell.exec(`node ./bin/jwt.js sign '${payload}' '${secret}' --noCopy`, (code, stdout) => {
+        const clipboardToken = clipboard.readSync();
+        // Match token on anything with two dots between that doesn't start with a whitespace
+        var tokenFromStdout = stdout.match(/(\S.*\..*\.*)/g)[0];
+
+        expect(clipboardToken).not.toBe(tokenFromStdout);
+        // Fallback test where we just check if the copied to clipboard line is not being written to stdout
+        expect(stdout.indexOf("clipboard")).toBe(-1);
+        done();
+      });
+    });
+
     it("should fail if `audience` value is not specified", () => {
       let payload = JSON.stringify({ a: 1 });
       let secret = "super secret";