feat: add config to disable or silence root require check

closes #158

src/index.js

@@ -31,6 +31,10 @@ class Bree extends EventEmitter {
       // Set this to `false` to prevent requiring a root directory of jobs
       // (e.g. if your jobs are not all in one directory)
       root: resolve('jobs'),
+      // Set this to `true` to silence root check error log
+      silenceRootCheckError: false,
+      // Set this to `false` to prevent requiring a root directory of jobs
+      doRootCheck: true,
       // Default timeout for jobs
       // (set this to `false` if you do not wish for a default timeout to be set)
       timeout: 0,
@@ -191,12 +195,15 @@ class Bree extends EventEmitter {
     //
     if (
       this.config.root &&
+      this.config.doRootCheck &&
       (!Array.isArray(this.config.jobs) || this.config.jobs.length === 0)
     ) {
       try {
         this.config.jobs = require(this.config.root);
       } catch (err) {
-        this.config.logger.error(err);
+        if (!this.config.silenceRootCheckError) {
+          this.config.logger.error(err);
+        }
       }
     }
 

test/index.js

@@ -70,12 +70,22 @@ test('preset and override is set by cronValidate config', (t) => {
   t.is(bree.config.cronValidate.override.test, 'works');
 });
 
-test('throws if jobs is not an array', (t) => {
+test('throws if jobs is not an array and logs MODULE_NOT_FOUND error by default', (t) => {
+  t.plan(2);
+
+  const logger = {
+    info: () => {},
+    error: (err) => {
+      t.is(err.code, 'MODULE_NOT_FOUND');
+    }
+  };
+
   t.throws(
     () =>
       new Bree({
         jobs: null,
         ...baseConfig,
+        logger,
         root: path.join(__dirname, 'noIndexJobs')
       }),
     {
@@ -84,6 +94,64 @@ test('throws if jobs is not an array', (t) => {
   );
 });
 
+test('logs MODULE_NOT_FOUND error if array is empty', (t) => {
+  t.plan(2);
+
+  const logger = {
+    info: () => {},
+    error: (err) => {
+      t.is(err.code, 'MODULE_NOT_FOUND');
+    }
+  };
+
+  const bree = new Bree({
+    jobs: [],
+    ...baseConfig,
+    logger,
+    root: path.join(__dirname, 'noIndexJobs')
+  });
+
+  t.true(bree instanceof Bree);
+});
+
+test('does not log MODULE_NOT_FOUND error if silenceRootCheckError is false', (t) => {
+  const logger = {
+    info: () => {},
+    error: () => {
+      t.fail();
+    }
+  };
+
+  const bree = new Bree({
+    jobs: [],
+    ...baseConfig,
+    logger,
+    root: path.join(__dirname, 'noIndexJobs'),
+    silenceRootCheckError: true
+  });
+
+  t.true(bree instanceof Bree);
+});
+
+test('does not log MODULE_NOT_FOUND error if doRootCheck is false', (t) => {
+  const logger = {
+    info: () => {},
+    error: () => {
+      t.fail();
+    }
+  };
+
+  const bree = new Bree({
+    jobs: [],
+    ...baseConfig,
+    logger,
+    root: path.join(__dirname, 'noIndexJobs'),
+    doRootCheck: false
+  });
+
+  t.true(bree instanceof Bree);
+});
+
 test('throws during constructor if job-validator throws', (t) => {
   t.throws(
     () =>