Print debug messages from ssh2 when =--debug= option is passed. Fixes #…

…31

README.md

@@ -294,7 +294,7 @@ Determins if the task should stop or continue if any of the commands returns a c
 If true only display remote error messages if Grunt is run with the --verbose flag.
 
 ## Release History
-* 2013/XX/XX - v0.9.0 - [#28:](https://github.com/andrewrjones/grunt-ssh/issues/28) Pseudo-TTY support; [#40:](https://github.com/andrewrjones/grunt-ssh/issues/40) Add trailing slash to path if needed.
+* 2013/XX/XX - v0.9.0 - [#28:](https://github.com/andrewrjones/grunt-ssh/issues/28) Pseudo-TTY support; [#40:](https://github.com/andrewrjones/grunt-ssh/issues/40) Add trailing slash to path if needed; [#31:](https://github.com/andrewrjones/grunt-ssh/issues/31) Print debug messages from ssh2 when =--debug= option is passed.
 * 2013/11/17 - v0.8.0 - [#33:](https://github.com/andrewrjones/grunt-ssh/pull/33) File counter for `sftp` and `suppressRemoteErrors` option for `sshexec` ([David J. Bradshaw](https://github.com/davidjbradshaw)); [#34:](https://github.com/andrewrjones/grunt-ssh/pull/34) Use stat() instead of opendir() for checking existence of a dir ([Harri Hälikkä](https://github.com/harriha)); [#38:](https://github.com/andrewrjones/grunt-ssh/pull/34) Doc updates ([Alexandre Richonnier](https://github.com/heralight)).
 * 2013/10/17 - v0.7.0 - [#32:](https://github.com/andrewrjones/grunt-ssh/pull/32) Added command line options for username, password and passphrase ([David J. Bradshaw](https://github.com/davidjbradshaw)); Doc updates.
 * 2013/09/25 - v0.6.2 - Allow sftp task to use the shared sshconfig; Allow overriding sshconfig properties in the task config ([Andy Royle](https://github.com/andyroyle)). Document using the private key with `sshexec`.

tasks/sftp.js

@@ -175,6 +175,9 @@ module.exports = function (grunt) {
     c.on('error', function (err) {
       grunt.log.error('Connection :: error :: ' + err);
     });
+    c.on('debug', function (message) {
+      grunt.log.debug('Connection :: debug :: ' + message);
+    });
     c.on('end', function () {
       grunt.verbose.writeln('Connection :: end');
     });

tasks/sshexec.js

@@ -67,6 +67,9 @@ module.exports = function (grunt) {
     c.on('error', function (err) {
       grunt.fail.warn('Connection :: error :: ' + err);
     });
+    c.on('debug', function (message) {
+      grunt.log.debug('Connection :: debug :: ' + message);
+    });
     c.on('end', function () {
       grunt.verbose.writeln('Connection :: end');
     });