option to not write to file at all

src/Defaults.ts

@@ -44,6 +44,7 @@ const customTypes: string[] = [];
 const guard = '_logger';
 const webhook: { url?: string, id?: string, token?: string } = {};
 const pruneDays = 3;
+const skipFileWrite = false;
 
 type LogLevelType = {
     debug: LogLevel,
@@ -83,7 +84,8 @@ export type LoggerMasterOptions = SharedOptionsType & {
     customColours?: { [key: string]: number | string },
     broadcastLevel?: number,
     webhook?: WebhookClientOptions,
-    pruneDays?: number
+    pruneDays?: number,
+    skipFileWrite?: boolean
 }
 
 const MasterOptions: LoggerMasterOptions = {
@@ -95,7 +97,8 @@ const MasterOptions: LoggerMasterOptions = {
     customColours,
     broadcastLevel: 4,
     webhook,
-    pruneDays
+    pruneDays,
+    skipFileWrite
 };
 
 export type LoggerClientOptions = SharedOptionsType;

src/MasterLogger.ts

@@ -51,6 +51,7 @@ class MasterLogger implements Logger
     #rotateTO: NodeJS.Timeout;
     #pruneInterval: NodeJS.Timer;
     #pruneDays: number;
+    #skipFileWrite: boolean;
 
     constructor (config = Defaults.MasterOptions) 
     {
@@ -58,7 +59,7 @@ class MasterLogger implements Logger
         const {
             directory, customTypes = [], customStreams = [], customTypeMapping,
             customColours, guard, fileRotationFreq, logLevel, logLevelMapping,
-            webhook, broadcastLevel, pruneDays
+            webhook, broadcastLevel, pruneDays, skipFileWrite
         } = { ...Defaults.MasterOptions, ...config };
 
         if (!directory) 
@@ -76,6 +77,7 @@ class MasterLogger implements Logger
                 addLogLevel(name, level);
             });
         this.#_guard = guard as string;
+        this.#skipFileWrite = skipFileWrite as boolean;
 
         this.#types = [ ...customTypes, ...Defaults.Types ];
         for (const type of this.#types) 
@@ -105,11 +107,14 @@ class MasterLogger implements Logger
 
         this.#streamTypes = [ ...customStreams, 'error', 'default' ];
         this.#streamTypeMapping = { ...Defaults.TypeStream, ...customTypeMapping };
-        this.#writeStreams = this.#streamTypes.reduce((acc, type) =>
-        {
-            acc[type] = this.loadFile(type);
-            return acc;
-        }, {} as WriteStreams);
+        if (this.#skipFileWrite)
+            this.#writeStreams = {};
+        else
+            this.#writeStreams = this.#streamTypes.reduce((acc, type) =>
+            {
+                acc[type] = this.loadFile(type);
+                return acc;
+            }, {} as WriteStreams);
 
         // Startup day, used to keep track of file rotation
         this.#rotationFreq = fileRotationFreq as number * DAY;
@@ -232,6 +237,8 @@ class MasterLogger implements Logger
             }); 
         }
 
+        if (this.#skipFileWrite)
+            return;
         const streamType = this.#streamTypeMapping[type] || 'default';
         if (this.#writeStreams[streamType]) 
             this.#writeStreams[streamType].write(`\n${type}${spacer} ${header}: ${subheader}${text}`);