fix: log errors, improved messages (#156)

Spelling errors, improved error logs.

src/commands/registration/pbsz.js

@@ -1,7 +1,7 @@
 module.exports = {
   directive: 'PBSZ',
   handler: function ({command} = {}) {
-    if (!this.secure) return this.reply(202, 'Not suppored');
+    if (!this.secure) return this.reply(202, 'Not supported');
     this.bufferSize = parseInt(command.arg, 10);
     return this.reply(200, this.bufferSize === 0 ? 'OK' : 'Buffer too large: PBSZ=0');
   },

src/commands/registration/prot.js

@@ -3,7 +3,7 @@ const _ = require('lodash');
 module.exports = {
   directive: 'PROT',
   handler: function ({command} = {}) {
-    if (!this.secure) return this.reply(202, 'Not suppored');
+    if (!this.secure) return this.reply(202, 'Not supported');
     if (!this.bufferSize && typeof this.bufferSize !== 'number') return this.reply(503);
 
     switch (_.toUpper(command.arg)) {

src/connection.js

@@ -129,10 +129,10 @@ class FtpConnection extends EventEmitter {
       return new Promise((resolve, reject) => {
         if (letter.socket && letter.socket.writable) {
           this.log.trace({port: letter.socket.address().port, encoding: letter.encoding, message: letter.message}, 'Reply');
-          letter.socket.write(letter.message + '\r\n', letter.encoding, (err) => {
-            if (err) {
-              this.log.error(err);
-              return reject(err);
+          letter.socket.write(letter.message + '\r\n', letter.encoding, (error) => {
+            if (error) {
+              this.log.error('[Process Letter] Socket Write Error', { error: error.message });
+              return reject(error);
             }
             resolve();
           });
@@ -147,8 +147,8 @@ class FtpConnection extends EventEmitter {
     .then((satisfiedLetters) => Promise.mapSeries(satisfiedLetters, (letter, index) => {
       return processLetter(letter, index);
     }))
-    .catch((err) => {
-      this.log.error(err);
+    .catch((error) => {
+        this.log.error('Satisfy Parameters Error', { error: error.message });
     });
   }
 }

src/connector/passive.js

@@ -86,6 +86,10 @@ class Passive extends Connector {
           }
         });
       });
+    })
+    .catch((error) => {
+      this.log.trace(error.message);
+      throw error;
     });
   }