/**
* Step 0: Attached pronoun
*
* Search for the longest among the following suffixes
* me se sela selo selas selos la le lo las les los nos
*
* and delete it, if comes after one of
* (a) iéndo ándo ár ér ír
* (b) ando iendo ar er ir
* (c) yendo following u
*
* in RV. In the case of (c), yendo must lie in RV, but the preceding u can be outside it.
* In the case of (a), deletion is followed by removing the acute accent (for example, haciéndola -> haciendo).
*/
private function step0()
{
if (($position = $this->searchIfInRv(array('selas', 'selos', 'las', 'los', 'les', 'nos', 'selo', 'sela', 'me', 'se', 'la', 'le', 'lo'))) != false) {
$suffixe = Utf8::substr($this->word, $position);
// a
$a = array('iéndo', 'ándo', 'ár', 'ér', 'ír');
$a = array_map(function ($item) use($suffixe) {
return $item . $suffixe;
}, $a);
if (($position2 = $this->searchIfInRv($a)) !== false) {
$suffixe2 = Utf8::substr($this->word, $position2);
$suffixe2 = Utf8::deaccent($suffixe2, -1);
$this->word = Utf8::substr($this->word, 0, $position2);
$this->word .= $suffixe2;
$this->word = Utf8::substr($this->word, 0, $position);
return true;
}
// b
$b = array('iendo', 'ando', 'ar', 'er', 'ir');
$b = array_map(function ($item) use($suffixe) {
return $item . $suffixe;
}, $b);
if (($position2 = $this->searchIfInRv($b)) !== false) {
$this->word = Utf8::substr($this->word, 0, $position);
return true;
}
// c
if (($position2 = $this->searchIfInRv(array('yendo' . $suffixe))) != false) {
$before = Utf8::substr($this->word, $position2 - 1, 1);
if (isset($before) && $before == 'u') {
$this->word = Utf8::substr($this->word, 0, $position);
return true;
}
}
}
return false;
}
