From 473acc61c8392dc7ae303d91568e179c4f105a76 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 2 Jul 2019 12:12:53 +0200 Subject: add black list --- vendor/golang.org/x/text/secure/precis/context.go | 139 ---------------------- 1 file changed, 139 deletions(-) delete mode 100644 vendor/golang.org/x/text/secure/precis/context.go (limited to 'vendor/golang.org/x/text/secure/precis/context.go') diff --git a/vendor/golang.org/x/text/secure/precis/context.go b/vendor/golang.org/x/text/secure/precis/context.go deleted file mode 100644 index 2dcaf29..0000000 --- a/vendor/golang.org/x/text/secure/precis/context.go +++ /dev/null @@ -1,139 +0,0 @@ -// Copyright 2016 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. - -package precis - -import "errors" - -// This file contains tables and code related to context rules. - -type catBitmap uint16 - -const ( - // These bits, once set depending on the current value, are never unset. - bJapanese catBitmap = 1 << iota - bArabicIndicDigit - bExtendedArabicIndicDigit - - // These bits are set on each iteration depending on the current value. - bJoinStart - bJoinMid - bJoinEnd - bVirama - bLatinSmallL - bGreek - bHebrew - - // These bits indicated which of the permanent bits need to be set at the - // end of the checks. - bMustHaveJapn - - permanent = bJapanese | bArabicIndicDigit | bExtendedArabicIndicDigit | bMustHaveJapn -) - -const finalShift = 10 - -var errContext = errors.New("precis: contextual rule violated") - -func init() { - // Programmatically set these required bits as, manually setting them seems - // too error prone. - for i, ct := range categoryTransitions { - categoryTransitions[i].keep |= permanent - categoryTransitions[i].accept |= ct.term - } -} - -var categoryTransitions = []struct { - keep catBitmap // mask selecting which bits to keep from the previous state - set catBitmap // mask for which bits to set for this transition - - // These bitmaps are used for rules that require lookahead. - // term&accept == term must be true, which is enforced programmatically. - term catBitmap // bits accepted as termination condition - accept catBitmap // bits that pass, but not sufficient as termination - - // The rule function cannot take a *context as an argument, as it would - // cause the context to escape, adding significant overhead. - rule func(beforeBits catBitmap) (doLookahead bool, err error) -}{ - joiningL: {set: bJoinStart}, - joiningD: {set: bJoinStart | bJoinEnd}, - joiningT: {keep: bJoinStart, set: bJoinMid}, - joiningR: {set: bJoinEnd}, - viramaModifier: {set: bVirama}, - viramaJoinT: {set: bVirama | bJoinMid}, - latinSmallL: {set: bLatinSmallL}, - greek: {set: bGreek}, - greekJoinT: {set: bGreek | bJoinMid}, - hebrew: {set: bHebrew}, - hebrewJoinT: {set: bHebrew | bJoinMid}, - japanese: {set: bJapanese}, - katakanaMiddleDot: {set: bMustHaveJapn}, - - zeroWidthNonJoiner: { - term: bJoinEnd, - accept: bJoinMid, - rule: func(before catBitmap) (doLookAhead bool, err error) { - if before&bVirama != 0 { - return false, nil - } - if before&bJoinStart == 0 { - return false, errContext - } - return true, nil - }, - }, - zeroWidthJoiner: { - rule: func(before catBitmap) (doLookAhead bool, err error) { - if before&bVirama == 0 { - err = errContext - } - return false, err - }, - }, - middleDot: { - term: bLatinSmallL, - rule: func(before catBitmap) (doLookAhead bool, err error) { - if before&bLatinSmallL == 0 { - return false, errContext - } - return true, nil - }, - }, - greekLowerNumeralSign: { - set: bGreek, - term: bGreek, - rule: func(before catBitmap) (doLookAhead bool, err error) { - return true, nil - }, - }, - hebrewPreceding: { - set: bHebrew, - rule: func(before catBitmap) (doLookAhead bool, err error) { - if before&bHebrew == 0 { - err = errContext - } - return false, err - }, - }, - arabicIndicDigit: { - set: bArabicIndicDigit, - rule: func(before catBitmap) (doLookAhead bool, err error) { - if before&bExtendedArabicIndicDigit != 0 { - err = errContext - } - return false, err - }, - }, - extendedArabicIndicDigit: { - set: bExtendedArabicIndicDigit, - rule: func(before catBitmap) (doLookAhead bool, err error) { - if before&bArabicIndicDigit != 0 { - err = errContext - } - return false, err - }, - }, -} -- cgit v1.2.3