errors: port internal/process errors to internal/errors

* Assign codes to the handful of errors reported by
  internal/process/*.js
* Include documentation for the new error codes
* Improve error messages
* Improve test coverage for process.nextTick

PR-URL: https://github.com/nodejs/node/pull/11294
Ref: https://github.com/nodejs/node/issues/11273
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>

1 files changed, 7 insertions, 11 deletions

diff --git a/test/pseudo-tty/test-tty-stdout-end.js b/test/pseudo-tty/test-tty-stdout-end.js
index 86a42c4035..3c91977f90 100644
--- a/test/pseudo-tty/test-tty-stdout-end.js
+++ b/test/pseudo-tty/test-tty-stdout-end.js
@@ -1,14 +1,10 @@
 'use strict';
-require('../common');
+const common = require('../common');
 const assert = require('assert');
 
-const shouldThrow = function() {
-  process.stdout.end();
-};
-
-const validateError = function(e) {
-  return e instanceof Error &&
-    e.message === 'process.stdout cannot be closed.';
-};
-
-assert.throws(shouldThrow, validateError);
+assert.throws(() => process.stdout.end(),
+              common.expectsError({
+                code: 'ERR_STDOUT_CLOSE',
+                type: Error,
+                message: 'process.stdout cannot be closed'
+              }));