more step 4 for #176

NaturalNode · Mar 14, 2015 · 3165cb3 · 3165cb3
1 parent 685d8c4
commit 3165cb3
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diff --git a/lib/natural/stemmers/porter_stemmer.js b/lib/natural/stemmers/porter_stemmer.js
@@ -25,7 +25,7 @@ var Stemmer = require('./stemmer');
 // denote groups of consecutive consonants with a C and consecutive vowels
 // with a V.
 function categorizeGroups(token) {
-    return token.replace(/[^aeiou]+y/g, 'CV').replace(/[aeiou]+/g, 'V').replace(/[^V]+/g, 'C')
+    return token.replace(/[^aeiouy]+y/g, 'CV').replace(/[aeiou]+/g, 'V').replace(/[^V]+/g, 'C')
 }
 
 // denote single consonants with a C and single vowels with a V

diff --git a/spec/porter_stemmer_spec.js b/spec/porter_stemmer_spec.js
@@ -25,6 +25,7 @@ var stemmer = require('../lib/natural/stemmers/porter_stemmer');
 describe('porter_stemmer', function() {
 	it('should categorizeGroups', function() {
 		expect(stemmer.categorizeGroups('syllog')).toBe('CVCVC');
+		expect(stemmer.categorizeGroups('gypsy')).toBe('CVCV');		
 	});
 
 	it('should measure', function() {
@@ -159,6 +160,10 @@ describe('porter_stemmer', function() {
 		expect(stemmer.stem('syllogism')).toBe('syllog');
 	});
 
+	it('issue 176 - vehement - step 4', function() {
+		expect(stemmer.stem('gypsy')).toBe('gypsi');
+	});	
+
 	it('issue 176 - corruptiblity', function() {
 		expect(stemmer.stem('corruptibility')).toBe('corrupt');
 	});