feat: issue #45, created a method to sanitize the bearerPrefix.

src/services/keycloak.service.ts

@@ -29,6 +29,18 @@ export class KeycloakService {
  private bearerExcludedUrls: string[];
  private bearerPrefix: string;
 
+ /**
+ * Sanitizes the bearer prefix, preparing it to be appended to
+ * the token.
+ *
+ * @param bearerPrefix - prefix to be appended to the authorization header as
+ * Authorization: <bearer-prefix> <token>.
+ */
+ private sanitizeBearerPrefix(bearerPrefix: string | undefined): string {
+ let prefix: string = (bearerPrefix || 'bearer').trim();
+ return prefix.concat(' ');
+ }
+
  /**
  * Keycloak initialization. It should be called to initialize the adapter.
  * Options is a object with 2 main parameters: config and initOptions. The first one
@@ -71,7 +83,7 @@ export class KeycloakService {
  init(options: KeycloakOptions = {}): Promise<boolean> {
  return new Promise((resolve, reject) => {
  this.bearerExcludedUrls = options.bearerExcludedUrls || [];
- this.bearerPrefix = options.bearerPrefix || 'bearer';
+ this.bearerPrefix = this.sanitizeBearerPrefix(options.bearerPrefix);
  this.instance = Keycloak(options.config);
  this.instance
  .init(options.initOptions!)