create a class to generate Logs

Author: JaredCE

src/logger.js

@@ -0,0 +1,74 @@
+"use strict";
+
+class Logger {
+  constructor(serverless, log) {
+    this.serverless = serverless;
+    this.logOutput = log;
+
+    this.logTypes = {
+      NOTICE: "notice",
+      DEBUG: "debug",
+      ERROR: "error",
+      WARNING: "warning",
+      INFO: "info",
+      VERBOSE: "verbose",
+      SUCCESS: "success",
+    };
+
+    this.defaultLog = this.logTypes.NOTICE;
+  }
+
+  log(str, type = this.defaultLog) {
+    switch (this.serverless.version[0]) {
+      case "2":
+        let colouredString = str;
+        if (type === "error") {
+          colouredString = chalk.bold.red(`✖ ${str}`);
+        } else if (type === "success") {
+          colouredString = chalk.bold.green(`✓ ${str}`);
+        }
+
+        this.serverless.cli.log(colouredString);
+        break;
+
+      case "4":
+      case "3":
+        this.logOutput[type](str);
+        break;
+
+      default:
+        process.stdout.write(str.join(" "));
+        break;
+    }
+  }
+
+  debug(str) {
+    this.log(str, this.logTypes.DEBUG);
+  }
+
+  error(str) {
+    this.log(str, this.logTypes.ERROR);
+  }
+
+  info(str) {
+    this.log(str, this.logTypes.INFO);
+  }
+
+  notice(str) {
+    this.log(str, this.logTypes.NOTICE);
+  }
+
+  success(str) {
+    this.log(str, this.logTypes.SUCCESS);
+  }
+
+  verbose(str) {
+    this.log(str, this.logTypes.VERBOSE);
+  }
+
+  warning(str) {
+    this.log(str, this.logTypes.WARNING);
+  }
+}
+
+module.exports = Logger;