static Matcher combineCharSeqAfterIndexOf ( Matcher matcher ) { if ( matcher instanceof IndexOfMatcher ) { IndexOfMatcher m = matcher . as ( ) ; Matcher next = PatternUtils . head ( m . next ( ) ) ; if ( next instanceof CharSeqMatcher ) { String pattern = m . pattern ( ) + next . < CharSeqMatcher > as ( ) . pattern ( ) ; return new IndexOfMatcher ( pattern , PatternUtils . tail ( m . next ( ) ) ) ; } } return matcher ; }
If a char sequence is adjacent to an index of matcher then append the sequence to the pattern of the index of matcher .