feat: add option to skip oclif error printing (#642)

* feat: add option to skip oclif error printing

* chore: add uts to cover change

* chore: run test, then push

---------

Co-authored-by: Peter Hale <peter.hale@salesforce.com>

src/errors/handle.ts

@@ -7,12 +7,12 @@ import clean = require('clean-stack')
 import {CLIError} from './errors/cli'
 import {OclifError, PrettyPrintableError} from '../interfaces'
 
-export const handle = (err: Error & Partial<PrettyPrintableError> & Partial<OclifError>): void => {
+export const handle = (err: Error & Partial<PrettyPrintableError> & Partial<OclifError> & {skipOclifErrorHandling?: boolean}): void => {
   try {
     if (!err) err = new CLIError('no error?')
     if (err.message === 'SIGINT') process.exit(1)
 
-    const shouldPrint = !(err instanceof ExitError)
+    const shouldPrint = !(err instanceof ExitError) && !err.skipOclifErrorHandling
     const pretty = prettyPrint(err)
     const stack = clean(err.stack || '', {pretty: true})
 

test/errors/handle.test.ts

@@ -70,6 +70,28 @@ describe('handle', () => {
     expect(process.exitCode).to.equal(0)
   })
 
+  fancy
+  .stdout()
+  .stderr()
+  .it('prints error', ctx => {
+    const error = new Error('foo bar baz') as Error & {skipOclifErrorHandling: boolean}
+    error.skipOclifErrorHandling = false
+    handle(error)
+    expect(ctx.stdout).to.equal('')
+    expect(ctx.stderr).to.include('foo bar baz')
+  })
+
+  fancy
+  .stdout()
+  .stderr()
+  .it('should not print error when skipOclifErrorHandling is true', ctx => {
+    const error = new Error('foo bar baz') as Error & {skipOclifErrorHandling: boolean}
+    error.skipOclifErrorHandling = true
+    handle(error)
+    expect(ctx.stdout).to.equal('')
+    expect(ctx.stderr).to.equal('')
+  })
+
   fancy
   .stderr()
   .do(() => {