added return value for getX(), expose parse() and WNdb object.

README.md

@@ -45,7 +45,7 @@ Please note: all API are async since the underlying WordNet library is async.
 WordPOS is a subclass of natural's [WordNet class](https://github.com/NaturalNode/natural#wordnet) and inherits all its methods.
 
 
-### getX()
+### getX()...
 
 Get POS from text.
 
@@ -76,6 +76,8 @@ than getPOS() which looks up the word in all index files.
 NB: [stopwords] (https://github.com/NaturalNode/natural/blob/master/lib/natural/util/stopwords.js)
 are stripped out from str before lookup.
 
+All getX() functions return the number of parsed words that will be looked up (less duplicates and stopwords).
+
 Example:
 
 ```js
@@ -108,7 +110,7 @@ would be considered nouns.  (see http://nltk.googlecode.com/svn/trunk/doc/book/c
     squirrel / NN
 
 
-### isX()
+### isX()...
 
 Determine if a word is a particular POS.
 
@@ -138,7 +140,7 @@ wordpos.isAdverb('fishly', console.log);
 // false
 ```
 
-### lookupX()
+### lookupX()...
 
 These calls are similar to natural's [lookup()](https://github.com/NaturalNode/natural#wordnet) call, except they can be faster if you
 already know the POS of the word.
@@ -179,6 +181,15 @@ Or use WordNet's inherited method:
 wordpos.lookup('great', console.log);
 // ...
 ```
+
+### Other methods
+
+```
+WordPOS.WNdp -- access to the WNdb object
+
+wordpos.parse(str) -- returns tokenized array of words, less duplicates and stopwords.  This method is called on all getX() calls internally.
+```
+
 ### Options
 
 ```js

package.json

@@ -3,7 +3,7 @@
   "author": "Moos <mooster@42at.com>",
   "keywords": ["natural", "language", "wordnet", "pos"],
   "description": "wordpos is a set of part-of-speech utilities for Node.js using natural's WordNet module.",
-  "version": "0.1.2",
+  "version": "0.1.3",
   "homepage": "https://github.com/moos/wordpos",
   "engines": {
     "node": ">=0.4.10"

wordpos.js

@@ -68,18 +68,19 @@ function get(isFn) {
       i = 0,
       self = this,
       results = [],
-      args = [results];
-    profile && args.push(0);
-    if (!n) return callback.apply(null, args);
+      args = [results],
+      done = function(){
+        profile && (args[1] = new Date() - start);
+        callback.apply(null, args)
+      };
+    if (!n) return (process.nextTick(done),0);
     words.forEach(function(word,j){
       self[isFn](word, function(yes){
         yes && results.push(word);
-        if (++i==n) {
-          profile && (args[1] = new Date() - start);
-          callback.apply(null, args);
-        }
+        (++i==n) && done();
       }, /*_noprofile*/ true);
     });
+    return n;
   };
 }
 
@@ -146,6 +147,8 @@ wordposProto.getAdverbs = get('isAdverb');
 wordposProto.getNouns = get('isNoun');
 wordposProto.getVerbs = get('isVerb');
 
+wordposProto.parse = prepText;
+
 if (!wordposProto.getIndexFile) {
     wordposProto.getIndexFile = function getIndexFile(pos) {
       switch(pos) {
@@ -181,16 +184,18 @@ wordposProto.getPOS = function(text, callback) {
     nTests = testFns.length,
     nWords = words.length,
     self = this,
-    c = 0;
+    c = 0,
+    done = function(){
+      profile && (args[1] = new Date() - start);
+      callback.apply(null, args)
+    };
 
-  profile && args.push(0);
-  if (!nWords) return callback.apply(null, args);
+  if (!nWords) return (process.nextTick(done),0);
   words.forEach(lookup);
 
   function lookup(word){
     var any = false,
       t=0;
-    word = normalize(word);
     testFns.forEach(lookupPOS);
 
     function lookupPOS(isFn,i,list){
@@ -204,17 +209,13 @@ wordposProto.getPOS = function(text, callback) {
     function donePOS() {
       if (++t == nTests) {
         !any && data['rest'].push(word);
-        done();
+        (++c == nWords) && done();
       }
     }
   }
-
-  function done(){
-    if (++c == nWords) {
-      profile && (args[1] = new Date() - start);
-      callback.apply(null, args);
-    }
-  }
+  return nWords;
 };
 
+WordPOS.WNdb = WNdb;
+
 module.exports = WordPOS;