Provider logging

lib/logger.js

@@ -0,0 +1,27 @@
+import log from 'npmlog';
+
+// global cache of logger instances by provider name
+let loggerCache = {};
+
+export class Logger {
+  
+  constructor(providerName: string) {
+    this.providerName = providerName;
+  }
+  
+  info(msg: string) {
+    log.info(`[${this.providerName}] ${msg}`);
+  }
+
+  warn(msg: string) {
+    log.warn(`[${this.providerName}] ${msg}`);
+  }
+
+  error(msg: string) {
+    log.error(`[${this.providerName}] ${msg}`);
+  }
+  
+  static forProvider(providerName: string):Logger {
+    return loggerCache[providerName] || (loggerCache[providerName] = new Logger(providerName));
+  }
+}