/
asciiFlags.go
141 lines (115 loc) · 3.82 KB
/
asciiFlags.go
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/*
Copyright 2022 The Knative Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package v1alpha1
import (
"bytes"
)
var AsciiFlagNames = []string{
SpaceSlot: "Space",
ExclamationSlot: "Exclamation",
DoubleQuoteSlot: "DoubleQuote",
NumberSlot: "NumberSign",
DollarSlot: "DollarSign",
PercentSlot: "PercentSign",
SingleQuoteSlot: "SingleQuote",
RoundBracketSlot: "RoundBracket",
AsteriskSlot: "MultiplySign",
PlusSlot: "PlusSign",
AtSlot: "CommentSign",
MinusSlot: "MinusSign",
PeriodSlot: "DotSign",
SlashSlot: "DivideSign",
ColonSlot: "ColonSign",
SemiSlot: "SemicolonSign",
LtGtSlot: "Less/GreaterThanSign",
EqualSlot: "EqualSign",
QuestionSlot: "QuestionMark",
CommaSlot: "CommaSign",
SquareBracketSlot: "SquareBracket",
BackslashSlot: "ReverseDivideSign",
PowerSlot: "PowerSign",
UnderscoreSlot: "UnderscoreSign",
AccentSlot: "AccentSign",
CurlyBracketSlot: "CurlyBracket",
PipeSlot: "PipeSign",
NonReadableSlot: "NonReadableChar",
CommentsSlot: "CommentsCombination",
HexSlot: "HexCombination",
}
func nameFlags(flags uint32) string {
var ret bytes.Buffer
mask := uint32(0x1)
for i := 0; i < 32; i++ {
if (flags & mask) != 0 {
ret.WriteString(AsciiFlagNames[i])
ret.WriteString(" ")
flags = flags ^ mask
}
mask = mask << 1
}
if flags != 0 {
ret.WriteString("<UnnamedFlags>")
}
return ret.String()
}
//////////////////// AsciiFlagsProfile ////////////////
// Exposes ValueProfile interface
type AsciiFlagsProfile uint32
func (profile *AsciiFlagsProfile) profileI(args ...interface{}) {
profile.Profile(args[0].(uint32))
}
func (profile *AsciiFlagsProfile) Profile(val uint32) {
*profile = AsciiFlagsProfile(val)
}
//////////////////// AsciiFlagsPile ////////////////
// Exposes ValuePile interface
type AsciiFlagsPile uint32
func (pile *AsciiFlagsPile) addI(valProfile ValueProfile) {
pile.Add(*valProfile.(*AsciiFlagsProfile))
}
// profile is RO and unchanged - never uses profile internal objects
func (pile *AsciiFlagsPile) Add(profile AsciiFlagsProfile) {
*pile |= AsciiFlagsPile(profile)
}
func (pile *AsciiFlagsPile) Clear() {
*pile = 0
}
func (pile *AsciiFlagsPile) mergeI(otherValPile ValuePile) {
pile.Merge(*otherValPile.(*AsciiFlagsPile))
}
// otherPile is RO and unchanged - never uses otherPile internal objects
func (pile *AsciiFlagsPile) Merge(otherPile AsciiFlagsPile) {
*pile |= otherPile
}
//////////////////// AsciiFlagsConfig ////////////////
// Exposes ValueConfig interface
type AsciiFlagsConfig uint32
func (config *AsciiFlagsConfig) decideI(valProfile ValueProfile) *Decision {
return config.Decide(*valProfile.(*AsciiFlagsProfile))
}
func (config *AsciiFlagsConfig) Decide(profile AsciiFlagsProfile) *Decision {
var current *Decision
if flags := AsciiFlagsConfig(profile) & ^*config; flags != 0 {
DecideInner(¤t, 1, "Unexpected Flags %s (0x%x) in Value", nameFlags(uint32(flags)), flags)
}
return current
}
func (config *AsciiFlagsConfig) learnI(valPile ValuePile) {
config.Learn(*valPile.(*AsciiFlagsPile))
}
// pile is RO and unchanged - never uses pile internal objects
func (config *AsciiFlagsConfig) Learn(pile AsciiFlagsPile) {
*config |= AsciiFlagsConfig(pile)
}
func (config *AsciiFlagsConfig) Prepare() {
}