Change to using arrow functions (#1603)

* Change to using arrow functions

Co-authored-by: v1b3m <vibenjamin6@gmail.com>
Co-authored-by: Matheus <matheus_benini@hotmail.com>

* Add lint rule

---------

Co-authored-by: v1b3m <vibenjamin6@gmail.com>
Co-authored-by: Matheus <matheus_benini@hotmail.com>
Co-authored-by: Charles Bochet <charles@twenty.com>

server/src/integrations/environment/decorators/cast-to-boolean.decorator.ts

@@ -1,8 +1,7 @@
 import { Transform } from 'class-transformer';
 
-export function CastToBoolean() {
-  return Transform(({ value }: { value: string }) => toBoolean(value));
-}
+export const CastToBoolean = () =>
+  Transform(({ value }: { value: string }) => toBoolean(value));
 
 const toBoolean = (value: any) => {
   if (typeof value === 'boolean') {

server/src/integrations/environment/decorators/cast-to-log-level-array.decorator.ts

@@ -1,8 +1,7 @@
 import { Transform } from 'class-transformer';
 
-export function CastToLogLevelArray() {
-  return Transform(({ value }: { value: string }) => toLogLevelArray(value));
-}
+export const CastToLogLevelArray = () =>
+  Transform(({ value }: { value: string }) => toLogLevelArray(value));
 
 const toLogLevelArray = (value: any) => {
   if (typeof value === 'string') {

server/src/integrations/environment/decorators/cast-to-positive-number.decorator.ts

@@ -1,8 +1,7 @@
 import { Transform } from 'class-transformer';
 
-export function CastToPositiveNumber() {
-  return Transform(({ value }: { value: string }) => toNumber(value));
-}
+export const CastToPositiveNumber = () =>
+  Transform(({ value }: { value: string }) => toNumber(value));
 
 const toNumber = (value: any) => {
   if (typeof value === 'number') {

server/src/integrations/environment/decorators/is-aws-region.decorator.ts

@@ -13,8 +13,9 @@ export class IsAWSRegionConstraint implements ValidatorConstraintInterface {
   }
 }
 
-export function IsAWSRegion(validationOptions?: ValidationOptions) {
-  return function (object: object, propertyName: string) {
+export const IsAWSRegion =
+  (validationOptions?: ValidationOptions) =>
+  (object: object, propertyName: string) => {
     registerDecorator({
       target: object.constructor,
       propertyName: propertyName,
@@ -23,4 +24,3 @@ export function IsAWSRegion(validationOptions?: ValidationOptions) {
       validator: IsAWSRegionConstraint,
     });
   };
-}

server/src/integrations/environment/decorators/is-duration.decorator.ts

@@ -14,8 +14,9 @@ export class IsDurationConstraint implements ValidatorConstraintInterface {
   }
 }
 
-export function IsDuration(validationOptions?: ValidationOptions) {
-  return function (object: object, propertyName: string) {
+export const IsDuration =
+  (validationOptions?: ValidationOptions) =>
+  (object: object, propertyName: string) => {
     registerDecorator({
       target: object.constructor,
       propertyName: propertyName,
@@ -24,4 +25,3 @@ export function IsDuration(validationOptions?: ValidationOptions) {
       validator: IsDurationConstraint,
     });
   };
-}

server/src/integrations/environment/environment.validation.ts

@@ -143,11 +143,11 @@ export class EnvironmentVariables {
   SENTRY_DSN?: string;
 }
 
-export function validate(config: Record<string, unknown>) {
+export const validate = (config: Record<string, unknown>) => {
   const validatedConfig = plainToClass(EnvironmentVariables, config);
 
   const errors = validateSync(validatedConfig);
   assert(!errors.length, errors.toString());
 
   return validatedConfig;
-}
+};