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Source file src/strings/export_test.go

Documentation: strings

     1  // Copyright 2011 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package strings
     6  
     7  func (r *Replacer) Replacer() interface{} {
     8  	return r.r
     9  }
    10  
    11  func (r *Replacer) PrintTrie() string {
    12  	gen := r.r.(*genericReplacer)
    13  	return gen.printNode(&gen.root, 0)
    14  }
    15  
    16  func (r *genericReplacer) printNode(t *trieNode, depth int) (s string) {
    17  	if t.priority > 0 {
    18  		s += "+"
    19  	} else {
    20  		s += "-"
    21  	}
    22  	s += "\n"
    23  
    24  	if t.prefix != "" {
    25  		s += Repeat(".", depth) + t.prefix
    26  		s += r.printNode(t.next, depth+len(t.prefix))
    27  	} else if t.table != nil {
    28  		for b, m := range r.mapping {
    29  			if int(m) != r.tableSize && t.table[m] != nil {
    30  				s += Repeat(".", depth) + string([]byte{byte(b)})
    31  				s += r.printNode(t.table[m], depth+1)
    32  			}
    33  		}
    34  	}
    35  	return
    36  }
    37  
    38  func StringFind(pattern, text string) int {
    39  	return makeStringFinder(pattern).next(text)
    40  }
    41  
    42  func DumpTables(pattern string) ([]int, []int) {
    43  	finder := makeStringFinder(pattern)
    44  	return finder.badCharSkip[:], finder.goodSuffixSkip
    45  }
    46  

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