fix ending check for Porter stemmer

apmatthews · angeloskath · commit 677c3d760c7c · 2016-07-20T23:10:01.000+03:00
diff --git a/src/NlpTools/Stemmers/PorterStemmer.php b/src/NlpTools/Stemmers/PorterStemmer.php
@@ -155,7 +155,7 @@ protected function ends($s,$length)
     {
         if ($s[$length-1] != $this->b[$this->k])
             return false;
-        if ($length > $this->k+1)
+        if ($length >= $this->k+1)
             return false;
         if (substr_compare($this->b,$s,$this->k-$length+1,$length)!=0)
             return false;
diff --git a/tests/data/Stemmers/PorterStemmerTest/stems.txt b/tests/data/Stemmers/PorterStemmerTest/stems.txt
@@ -11056,6 +11056,7 @@ inward
 inwardli
 inward
 inward
+ion
 ionia
 ionian
 ips
diff --git a/tests/data/Stemmers/PorterStemmerTest/words.txt b/tests/data/Stemmers/PorterStemmerTest/words.txt
@@ -11056,6 +11056,7 @@ inward
 inwardly
 inwardness
 inwards
+ion
 ionia
 ionian
 ipse

Original file line number	Diff line number	Diff line change
`@@ -155,7 +155,7 @@ protected function ends($s,$length)`
`155`	`155`	`{`
`156`	`156`	`if ($s[$length-1] != $this->b[$this->k])`
`157`	`157`	`return false;`
`158`		`- if ($length > $this->k+1)`
	`158`	`+ if ($length >= $this->k+1)`
`159`	`159`	`return false;`
`160`	`160`	`if (substr_compare($this->b,$s,$this->k-$length+1,$length)!=0)`
`161`	`161`	`return false;`
-Original file line number
+Diff line change
 inwardli
 inward
 inward
 +ion
 ionia
 ionian
 ips