Added database option

package.json

@@ -24,7 +24,8 @@
         "optimist": ">=0.3.1"
     },
     "devDependencies": {
-        "coffee-script": ">=1.2.0"
+        "coffee-script": ">=1.2.0",
+        "findit": "1"
     },
     "repository": {
         "type": "git",

src/cli.coffee

@@ -3,16 +3,17 @@ fs      = require 'fs'
 path    = require 'path'
 argv    = require('optimist').argv
 dump    = require './dump'
-package = JSON.parse fs.readFileSync path.normalize(__dirname+'/../package.json'), 'utf8'
+pkg = JSON.parse fs.readFileSync path.normalize(__dirname+'/../package.json'), 'utf8'
 
 # Display help if requested
 if argv.help
     console.log """
-        #{package.name} #{package.version}
+        #{pkg.name} #{pkg.version}
 
         Usage: redis-dump [OPTIONS]
           -h <hostname>    Server hostname (default: 127.0.0.1)
           -p <port>        Server port (default: 6379)
+          -d <db>          Database number (default: 0)
           -f <filter>      Query filter (default: *)
           --convert        Convert from json to redis commands
           --help           Output this help and exit
@@ -35,6 +36,7 @@ if argv.help
 else
     params =
         filter: argv.f ? '*'
+        db:     argv.d ? 0
         port:   argv.p ? 6379
         host:   argv.h ? '127.0.0.1'
         format: if argv.json then 'json' else 'redis'

src/dump.coffee

@@ -5,6 +5,7 @@ redis = require 'redis'
 module.exports = (params, callback) ->
     params.port ?= 6379
     params.host ?= '127.0.0.1'
+    params.db ?= '0'
     params.filter ?= '*'
     params.format ?= 'redis'
     params.convert ?= null
@@ -28,8 +29,8 @@ class RedisDumper
             return "#{value}"
         else
             return "'"+"#{value}".split('\\').join('\\\\').split('\'').join('\\\'')+"'"
-    
-    dump: ({filter, format, convert, pretty}, callback) ->
+
+    dump: ({db, filter, format, convert, pretty}, callback) ->
         keys = []
         types = []
         values = []
@@ -39,7 +40,7 @@ class RedisDumper
                 convert = JSON.parse convert
             catch e
                 return callback e
-
+        @db.select db
         run [
             # Get keys matching filter
             (next) =>