From de6d2c524430287c699aaa898c1325da6afea539 Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Wed, 20 Jun 2018 22:39:07 +0100 Subject: Update dependencies --- vendor/golang.org/x/text/unicode/norm/triegen.go | 117 ----------------------- 1 file changed, 117 deletions(-) delete mode 100644 vendor/golang.org/x/text/unicode/norm/triegen.go (limited to 'vendor/golang.org/x/text/unicode/norm/triegen.go') diff --git a/vendor/golang.org/x/text/unicode/norm/triegen.go b/vendor/golang.org/x/text/unicode/norm/triegen.go deleted file mode 100644 index 45d7119..0000000 --- a/vendor/golang.org/x/text/unicode/norm/triegen.go +++ /dev/null @@ -1,117 +0,0 @@ -// Copyright 2011 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// +build ignore - -// Trie table generator. -// Used by make*tables tools to generate a go file with trie data structures -// for mapping UTF-8 to a 16-bit value. All but the last byte in a UTF-8 byte -// sequence are used to lookup offsets in the index table to be used for the -// next byte. The last byte is used to index into a table with 16-bit values. - -package main - -import ( - "fmt" - "io" -) - -const maxSparseEntries = 16 - -type normCompacter struct { - sparseBlocks [][]uint64 - sparseOffset []uint16 - sparseCount int - name string -} - -func mostFrequentStride(a []uint64) int { - counts := make(map[int]int) - var v int - for _, x := range a { - if stride := int(x) - v; v != 0 && stride >= 0 { - counts[stride]++ - } - v = int(x) - } - var maxs, maxc int - for stride, cnt := range counts { - if cnt > maxc || (cnt == maxc && stride < maxs) { - maxs, maxc = stride, cnt - } - } - return maxs -} - -func countSparseEntries(a []uint64) int { - stride := mostFrequentStride(a) - var v, count int - for _, tv := range a { - if int(tv)-v != stride { - if tv != 0 { - count++ - } - } - v = int(tv) - } - return count -} - -func (c *normCompacter) Size(v []uint64) (sz int, ok bool) { - if n := countSparseEntries(v); n <= maxSparseEntries { - return (n+1)*4 + 2, true - } - return 0, false -} - -func (c *normCompacter) Store(v []uint64) uint32 { - h := uint32(len(c.sparseOffset)) - c.sparseBlocks = append(c.sparseBlocks, v) - c.sparseOffset = append(c.sparseOffset, uint16(c.sparseCount)) - c.sparseCount += countSparseEntries(v) + 1 - return h -} - -func (c *normCompacter) Handler() string { - return c.name + "Sparse.lookup" -} - -func (c *normCompacter) Print(w io.Writer) (retErr error) { - p := func(f string, x ...interface{}) { - if _, err := fmt.Fprintf(w, f, x...); retErr == nil && err != nil { - retErr = err - } - } - - ls := len(c.sparseBlocks) - p("// %sSparseOffset: %d entries, %d bytes\n", c.name, ls, ls*2) - p("var %sSparseOffset = %#v\n\n", c.name, c.sparseOffset) - - ns := c.sparseCount - p("// %sSparseValues: %d entries, %d bytes\n", c.name, ns, ns*4) - p("var %sSparseValues = [%d]valueRange {", c.name, ns) - for i, b := range c.sparseBlocks { - p("\n// Block %#x, offset %#x", i, c.sparseOffset[i]) - var v int - stride := mostFrequentStride(b) - n := countSparseEntries(b) - p("\n{value:%#04x,lo:%#02x},", stride, uint8(n)) - for i, nv := range b { - if int(nv)-v != stride { - if v != 0 { - p(",hi:%#02x},", 0x80+i-1) - } - if nv != 0 { - p("\n{value:%#04x,lo:%#02x", nv, 0x80+i) - } - } - v = int(nv) - } - if v != 0 { - p(",hi:%#02x},", 0x80+len(b)-1) - } - } - p("\n}\n\n") - return -} -- cgit v1.2.3