From 09790bfa753d754bad739dbfd06f89ab5ecf7b2c Mon Sep 17 00:00:00 2001
From: Benjamin Charity <ben@benjamincharity.com>
Date: Wed, 12 Feb 2020 08:16:16 -0500
Subject: [PATCH] fix(Services): define external services as singletons

ISSUES CLOSED: #2014
---
 terminus-ui/chart/src/amcharts.service.ts        | 2 +-
 terminus-ui/chart/src/chart.component.md         | 2 +-
 terminus-ui/validators/src/validators.service.md | 1 +
 terminus-ui/validators/src/validators.service.ts | 2 +-
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/terminus-ui/chart/src/amcharts.service.ts b/terminus-ui/chart/src/amcharts.service.ts
index 0ab471388..d4b46859b 100644
--- a/terminus-ui/chart/src/amcharts.service.ts
+++ b/terminus-ui/chart/src/amcharts.service.ts
@@ -23,7 +23,7 @@ export const TS_AMCHARTS_TOKEN = new InjectionToken<TsAmChartsToken>('amCharts')
 /**
  * Expose amCharts via a service
  */
-@Injectable()
+@Injectable({ providedIn: 'root' })
 export class TsAmChartsService {
 
   constructor(
diff --git a/terminus-ui/chart/src/chart.component.md b/terminus-ui/chart/src/chart.component.md
index cc84863b1..af3f7587d 100644
--- a/terminus-ui/chart/src/chart.component.md
+++ b/terminus-ui/chart/src/chart.component.md
@@ -22,7 +22,7 @@
 
 > Note:  Since the end-user of this library is the one with the actual license to use amCharts, we let the consumer pass in the library.
 
-Create a factory function to inject the needed libraries:
+Create a factory function to inject the needed libraries and plugins:
 
 ```typescript
 import { TS_AMCHARTS_TOKEN, TsAmChartsToken } from '@terminus/ui/chart';
diff --git a/terminus-ui/validators/src/validators.service.md b/terminus-ui/validators/src/validators.service.md
index b4c205530..966dd7889 100644
--- a/terminus-ui/validators/src/validators.service.md
+++ b/terminus-ui/validators/src/validators.service.md
@@ -12,6 +12,7 @@
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->
 
 
+NOTE: This service is provided as a singleton by defining the `providedIn` property as `root`.
 
 ## Basic usage
 
diff --git a/terminus-ui/validators/src/validators.service.ts b/terminus-ui/validators/src/validators.service.ts
index 16f69c522..01ca1b3d6 100644
--- a/terminus-ui/validators/src/validators.service.ts
+++ b/terminus-ui/validators/src/validators.service.ts
@@ -20,7 +20,7 @@ import { urlValidator } from './validators/url/url';
 /**
  * Define a service that exposes custom form validators for use with reactive forms.
  */
-@Injectable()
+@Injectable({ providedIn: 'root' })
 export class TsValidatorsService {
   public creditCard = creditCardValidator;
   public domain = domainValidator;