Updated based on feedback from repo owner

  * updated user guide to communicate the default value of  to 0
  * fixed ordering of comment
  * made BufferSize a uint to default to 0 if not set

Author: wendall-robinson

docs/user_guide/outputs/jetstream_output.md

@@ -122,11 +122,11 @@ outputs:
     write-timeout: 5s 
     # boolean, enables extra logging for the nats output
     debug: false
-    # boolean, enables the collection and export (via prometheus) of output specific metrics
     # integer, sets the size of the local buffer where received
     # NATS messages are stored before being sent to outputs.
-    # This value is set per worker. Defaults to 100 messages
-    buffer-size: 100
+    # This value is set per worker. Defaults to 0 messages
+    buffer-size: 0
+    # boolean, enables the collection and export (via prometheus) of output specific metrics
     enable-metrics: false 
     # list of processors to apply to the message before writing
     event-processors: 

docs/user_guide/outputs/nats_output.md

@@ -72,11 +72,11 @@ outputs:
     write-timeout: 5s 
     # boolean, enables extra logging for the nats output
     debug: false
-    # boolean, enables the collection and export (via prometheus) of output specific metrics
     # integer, sets the size of the local buffer where received
     # NATS messages are stored before being sent to outputs.
-    # This value is set per worker. Defaults to 100 messages
-    buffer-size: 100
+    # This value is set per worker. Defaults to 0 messages
+    buffer-size: 0
+    # boolean, enables the collection and export (via prometheus) of output specific metrics
     enable-metrics: false 
     # list of processors to apply on the message before writing
     event-processors: 

pkg/outputs/nats_outputs/jetstream/jetstream_output.go

@@ -87,7 +87,7 @@ type config struct {
 	NumWorkers         int                 `mapstructure:"num-workers,omitempty" json:"num-workers,omitempty"`
 	WriteTimeout       time.Duration       `mapstructure:"write-timeout,omitempty" json:"write-timeout,omitempty"`
 	Debug              bool                `mapstructure:"debug,omitempty" json:"debug,omitempty"`
-	BufferSize         int                 `mapstructure:"buffer-size,omitempty"`
+	BufferSize         uint                `mapstructure:"buffer-size,omitempty"`
 	EnableMetrics      bool                `mapstructure:"enable-metrics,omitempty" json:"enable-metrics,omitempty"`
 	EventProcessors    []string            `mapstructure:"event-processors,omitempty" json:"event-processors,omitempty"`
 }

pkg/outputs/nats_outputs/nats/nats_output.go

@@ -87,7 +87,7 @@ type Config struct {
 	NumWorkers         int              `mapstructure:"num-workers,omitempty"`
 	WriteTimeout       time.Duration    `mapstructure:"write-timeout,omitempty"`
 	Debug              bool             `mapstructure:"debug,omitempty"`
-	BufferSize         int              `mapstructure:"buffer-size,omitempty"`
+	BufferSize         uint             `mapstructure:"buffer-size,omitempty"`
 	EnableMetrics      bool             `mapstructure:"enable-metrics,omitempty"`
 	EventProcessors    []string         `mapstructure:"event-processors,omitempty"`
 }