ast

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v0.0.0-...-510b38a Latest Latest
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 Go to latest Published: Nov 23, 2021 License: BSD-2-Clause Imports: 8 Imported by: 0

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Constants

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const (
	// LineBreakDelimiter represents a CRLF sequence in a byte representation.
	LineBreakDelimiter string = "\r\n"
	// WhitespaceDelimiter represents a single whitespace character in a byte representation.
	WhitespaceDelimiter string = " "
	// MaxLineSizeBytes denotes how long a content line should be before it is folded up with line breaks.
	MaxLineSizeBytes int = 75
)

Variables

This section is empty.

Functions

func BinaryDecoderError 

func BinaryDecoderError(msg string) error

func InvalidBoolError 

func InvalidBoolError(value string) error

func InvalidCalendarUserAddress 

func InvalidCalendarUserAddress(address string) error

func InvalidCharacter 

func InvalidCharacter(value uint8) error

func InvalidDateLength 

func InvalidDateLength(length int) error

func InvalidDateTimeLength 

func InvalidDateTimeLength(length int) error

func InvalidDay 

func InvalidDay(msg string) error

func InvalidDurationFormat 

func InvalidDurationFormat(value string) error

func InvalidDurationInteger 

func InvalidDurationInteger(msg string) error

func InvalidEndDateTime 

func InvalidEndDateTime(msg string) error

func InvalidEndDuration 

func InvalidEndDuration(msg string) error

func InvalidEscapeSequence 

func InvalidEscapeSequence(value string) error

func InvalidFrequency 

func InvalidFrequency(value string) error

func InvalidHours 

func InvalidHours(msg string) error

func InvalidIntLimits 

func InvalidIntLimits(low, high int) error

func InvalidInteger 

func InvalidInteger(value string) error

func InvalidMinutes 

func InvalidMinutes(msg string) error

func InvalidMonth 

func InvalidMonth(msg string) error

func InvalidPeriodOfTime 

func InvalidPeriodOfTime(value string) error

func InvalidPrefix 

func InvalidPrefix(value string) error

func InvalidRecurrenceRule 

func InvalidRecurrenceRule(value string) error

func InvalidSeconds 

func InvalidSeconds(msg string) error

func InvalidStartDateTime 

func InvalidStartDateTime(msg string) error

func InvalidUTCOffset 

func InvalidUTCOffset(value string) error

func InvalidUTCOffsetLength 

func InvalidUTCOffsetLength(length int) error

func InvalidWeekDay 

func InvalidWeekDay(value string) error

func InvalidYear 

func InvalidYear(msg string) error

func OutOfBounds 

func OutOfBounds(num int) error

Types

type AlarmTriggerRelationship 

type AlarmTriggerRelationship AlarmTriggerRelationshipValue

func (AlarmTriggerRelationship) ParameterName 

func (a AlarmTriggerRelationship) ParameterName() string

func (AlarmTriggerRelationship) String 

func (a AlarmTriggerRelationship) String() string

func (AlarmTriggerRelationship) Type 

func (a AlarmTriggerRelationship) Type() PropParamType

type AlarmTriggerRelationshipValue 

type AlarmTriggerRelationshipValue string
const (
	Start AlarmTriggerRelationshipValue = "START"
	End   AlarmTriggerRelationshipValue = "END"
)

type AlternateTextRepresentation 

type AlternateTextRepresentation string // QuotedString

AlternateTextRepresentation specifies an alternate text representation for the property value on the content line. Value has to be a Token of type QuotedString.

func (AlternateTextRepresentation) ParameterName 

func (a AlternateTextRepresentation) ParameterName() string

func (AlternateTextRepresentation) String 

func (a AlternateTextRepresentation) String() string

func (AlternateTextRepresentation) Type 

func (a AlternateTextRepresentation) Type() PropParamType

type BinaryValue 

type BinaryValue []byte

func NewBinaryValueFromBase64 

func NewBinaryValueFromBase64(value string) (BinaryValue, error)

func (BinaryValue) String 

func (b BinaryValue) String() string

func (BinaryValue) Type 

func (b BinaryValue) Type() PropValueType

type BooleanValue 

type BooleanValue bool

func NewBooleanValue 

func NewBooleanValue(value string) (BooleanValue, error)

func (BooleanValue) String 

func (b BooleanValue) String() string

func (BooleanValue) Type 

func (b BooleanValue) Type() PropValueType

type CalendarUserAddressValue 

type CalendarUserAddressValue mail.Address

func NewCalendarUserAddressValue 

func NewCalendarUserAddressValue(address string) (CalendarUserAddressValue, error)

func (CalendarUserAddressValue) QuotedString 

func (c CalendarUserAddressValue) QuotedString() string

func (CalendarUserAddressValue) String 

func (c CalendarUserAddressValue) String() string

func (CalendarUserAddressValue) StringWithPrefix 

func (c CalendarUserAddressValue) StringWithPrefix() string

func (CalendarUserAddressValue) Type 

func (c CalendarUserAddressValue) Type() PropValueType

type CalendarUserType 

type CalendarUserType string // CalendarUserTypeValue | IANAToken | XName

func (CalendarUserType) ParameterName 

func (c CalendarUserType) ParameterName() string

func (CalendarUserType) String 

func (c CalendarUserType) String() string

func (CalendarUserType) Type 

func (c CalendarUserType) Type() PropParamType

type CalendarUserTypeValue 

type CalendarUserTypeValue string
const (
	Individual CalendarUserTypeValue = "INDIVIDUAL"
	Group      CalendarUserTypeValue = "GROUP"
	Resource   CalendarUserTypeValue = "RESOURCE"
	Room       CalendarUserTypeValue = "ROOM"
	Unknown    CalendarUserTypeValue = "UNKNOWN"
)

type CommonName 

type CommonName string // IANAToken | XName

CommonName specifies the common name to be associated with the calendar user specified by the property.

func (CommonName) ParameterName 

func (c CommonName) ParameterName() string

func (CommonName) String 

func (c CommonName) String() string

func (CommonName) Type 

func (c CommonName) Type() PropParamType

type ContentLine 

type ContentLine struct {
	Name      Name
	ParamList []Param
	Value     Value
}

type DateTimeValue 

type DateTimeValue time.Time

func NewDateTimeValue 

func NewDateTimeValue(value string) (DateTimeValue, error)

func (DateTimeValue) IsZero 

func (d DateTimeValue) IsZero() bool

func (DateTimeValue) String 

func (d DateTimeValue) String() string

func (DateTimeValue) Type 

func (d DateTimeValue) Type() PropValueType

type DateValue 

type DateValue time.Time

func NewDateValue 

func NewDateValue(value string) (DateValue, error)

func (DateValue) IsZero 

func (d DateValue) IsZero() bool

func (DateValue) String 

func (d DateValue) String() string

func (DateValue) Type 

func (d DateValue) Type() PropValueType

type Delegatees 

type Delegatees []CalendarUserAddressValue

func (Delegatees) ParameterName 

func (d Delegatees) ParameterName() string

func (Delegatees) String 

func (d Delegatees) String() string

func (Delegatees) Type 

func (d Delegatees) Type() PropParamType

type Delegators 

type Delegators []CalendarUserAddressValue

func (Delegators) ParameterName 

func (d Delegators) ParameterName() string

func (Delegators) String 

func (d Delegators) String() string

func (Delegators) Type 

func (d Delegators) Type() PropParamType

type DirectoryEntryReference 

type DirectoryEntryReference string

TODO (c.nicola): DQUOTE uri DQUOTE (https://datatracker.ietf.org/doc/html/rfc3986#section-3)

func (DirectoryEntryReference) ParameterName 

func (d DirectoryEntryReference) ParameterName() string

func (DirectoryEntryReference) String 

func (d DirectoryEntryReference) String() string

func (DirectoryEntryReference) Type 

func (d DirectoryEntryReference) Type() PropParamType

type DurationValue 

type DurationValue time.Duration

func NewDurationValue 

func NewDurationValue(value string) (DurationValue, error)

func (DurationValue) String 

func (d DurationValue) String() string

func (DurationValue) Type 

func (d DurationValue) Type() PropValueType

type EncodingFormat 

type EncodingFormat string
const (
	EightBit EncodingFormat = "8BIT"
	Base64   EncodingFormat = "BASE64"
)

type FloatValue 

type FloatValue float64

func NewFloatValue 

func NewFloatValue(value string) (FloatValue, error)

func (FloatValue) String 

func (f FloatValue) String() string

func (FloatValue) Type 

func (f FloatValue) Type() PropValueType

type FormatType 

type FormatType string

TODO (c.nicola): type-name | subtype-name (https://datatracker.ietf.org/doc/html/rfc4288#section-4.2)

func (FormatType) ParameterName 

func (f FormatType) ParameterName() string

func (FormatType) String 

func (f FormatType) String() string

func (FormatType) Type 

func (f FormatType) Type() PropParamType

type FreeBusyTimeType 

type FreeBusyTimeType string // FreeBusyTimeValue | IANAToken | XName

func (FreeBusyTimeType) ParameterName 

func (f FreeBusyTimeType) ParameterName() string

func (FreeBusyTimeType) String 

func (f FreeBusyTimeType) String() string

func (FreeBusyTimeType) Type 

func (f FreeBusyTimeType) Type() PropParamType

type FreeBusyTimeValue 

type FreeBusyTimeValue string
const (
	Free            FreeBusyTimeValue = "FREE"
	Busy            FreeBusyTimeValue = "BUSY"
	BusyUnavailable FreeBusyTimeValue = "BUSY-UNAVAILABLE"
	BusyTentative   FreeBusyTimeValue = "BUSY-TENTATIVE"
)

type GroupOrListMembership 

type GroupOrListMembership []CalendarUserAddressValue

func (GroupOrListMembership) ParameterName 

func (g GroupOrListMembership) ParameterName() string

func (GroupOrListMembership) String 

func (g GroupOrListMembership) String() string

func (GroupOrListMembership) Type 

func (g GroupOrListMembership) Type() PropParamType

type IANAToken 

type IANAToken struct {
	Value string
}

type InlineEncoding 

type InlineEncoding EncodingFormat

func (InlineEncoding) ParameterName 

func (i InlineEncoding) ParameterName() string

func (InlineEncoding) String 

func (i InlineEncoding) String() string

func (InlineEncoding) Type 

func (i InlineEncoding) Type() PropParamType

type IntegerValue 

type IntegerValue int

func NewIntegerValue 

func NewIntegerValue(value string) (IntegerValue, error)

func (IntegerValue) String 

func (i IntegerValue) String() string

func (IntegerValue) Type 

func (i IntegerValue) Type() PropValueType

type Language 

type Language string

TODO (c.nicola): language (https://datatracker.ietf.org/doc/html/rfc5646)

func (Language) ParameterName 

func (l Language) ParameterName() string

func (Language) String 

func (l Language) String() string

func (Language) Type 

func (l Language) Type() PropParamType

type Name 

type Name struct {
	Value interface{} // IANAToken or XName
}

type Param 

type Param struct {
	ParamName Name
	ValueList []ParamValue
}

type ParamText 

type ParamText struct {
	Value string
}

type ParamValue 

type ParamValue struct {
	Text interface{} // ParamText or QuotedString
}

type ParticipationRole 

type ParticipationRole string

TODO (c.nicola): ParticipationRoleValue | XName | IANAToken.

func (ParticipationRole) ParameterName 

func (p ParticipationRole) ParameterName() string

func (ParticipationRole) String 

func (p ParticipationRole) String() string

func (ParticipationRole) Type 

func (p ParticipationRole) Type() PropParamType

type ParticipationRoleValue 

type ParticipationRoleValue string
const (
	Chair          ParticipationRoleValue = "CHAIR"
	ReqParticipant ParticipationRoleValue = "REQ-PARTICIPANT"
	OptParticipant ParticipationRoleValue = "OPT-PARTICIPANT"
	NonParticipant ParticipationRoleValue = "NON-PARTICIPANT"
)

type ParticipationStatus 

type ParticipationStatus string

TODO: (c.nicola): partstat-event | partstat-todo | partstat-jour | XName | IANAToken.

func (ParticipationStatus) ParameterName 

func (p ParticipationStatus) ParameterName() string

func (ParticipationStatus) String 

func (p ParticipationStatus) String() string

func (ParticipationStatus) Type 

func (p ParticipationStatus) Type() PropParamType

type ParticipationStatusValue 

type ParticipationStatusValue string
const (
	NeedsAction ParticipationStatusValue = "NEEDS-ACTION"
	Accepted    ParticipationStatusValue = "ACCEPTED"
	Declined    ParticipationStatusValue = "DECLINED"
	Tentative   ParticipationStatusValue = "TENTATIVE"
	Delegated   ParticipationStatusValue = "DELEGATED"
	Completed   ParticipationStatusValue = "COMPLETED"
	InProcess   ParticipationStatusValue = "IN-PROCESS"
)

type PeriodOfTimeValue 

type PeriodOfTimeValue [2]time.Time

func NewPeriodOfTimeValue 

func NewPeriodOfTimeValue(value string) (PeriodOfTimeValue, error)

func (PeriodOfTimeValue) String 

func (p PeriodOfTimeValue) String() string

func (PeriodOfTimeValue) Type 

func (p PeriodOfTimeValue) Type() PropValueType

type PropParamType 

type PropParamType uint
const (
	AlternateTextRepresentationType PropParamType = 1 << iota
	CommonNameType
	CalendarUserTypeType
	DelegatorType
	DelegateeType
	DirectoryEntryReferenceType
	InlineEncodingType
	FormatTypeType
	FreeBusyTimeTypeType
	LanguageType
	GroupOrListMembershipType
	ParticipationStatusType
	RecurrenceIdentifierRangeType
	AlarmTriggerRelationshipType
	RelationshipTypeType
	ParticipationRoleType
	RSVPExpectationType
	SentByType
	TimeZoneIdentifierType
	ValueDataTypeType
	XParamType
)

func (PropParamType) Is 

func (p PropParamType) Is(paramType PropParamType) bool

type PropValueType 

type PropValueType uint
const (
	BinaryType PropValueType = 1 << iota
	BooleanType
	CalendarUserAddressType
	DateType
	DateTimeType
	DurationType
	FloatType
	IntegerType
	PeriodOfTimeType
	RecurrenceRuleType
	TextType
	TimeType
	URIType
	UTFOffsetType
)

func (PropValueType) Is 

func (p PropValueType) Is(valueType PropValueType) bool

type RSVPExpectation 

type RSVPExpectation RSVPExpectationValue

func (RSVPExpectation) ParameterName 

func (r RSVPExpectation) ParameterName() string

func (RSVPExpectation) String 

func (r RSVPExpectation) String() string

func (RSVPExpectation) Type 

func (r RSVPExpectation) Type() PropParamType

type RSVPExpectationValue 

type RSVPExpectationValue string
const (
	True  RSVPExpectationValue = "TRUE"
	False RSVPExpectationValue = "FALSE"
)

type RecurrenceIdentifierRange 

type RecurrenceIdentifierRange RecurrenceIdentifierRangeValue

func (RecurrenceIdentifierRange) ParameterName 

func (r RecurrenceIdentifierRange) ParameterName() string

func (RecurrenceIdentifierRange) String 

func (r RecurrenceIdentifierRange) String() string

func (RecurrenceIdentifierRange) Type 

func (r RecurrenceIdentifierRange) Type() PropParamType

type RecurrenceIdentifierRangeValue 

type RecurrenceIdentifierRangeValue string
const ThisAndTheFuture RecurrenceIdentifierRangeValue = "THISANDTHEFUTURE"

type RecurrenceRuleFrequency 

type RecurrenceRuleFrequency uint
const (
	Secondly RecurrenceRuleFrequency = 1 << iota
	Minutely
	Hourly
	Daily
	Weekly
	Monthly
	Yearly
)

func (RecurrenceRuleFrequency) String 

func (r RecurrenceRuleFrequency) String() string

type RecurrenceRuleValue 

type RecurrenceRuleValue struct {
	Frequency  RecurrenceRuleFrequency
	Until      DateTimeValue
	Count      int
	Interval   int
	BySecond   []int
	ByMinute   []int
	ByHour     []int
	ByDay      []WeekDayNumber
	ByMonthDay []int
	ByYearDay  []int
	ByWeekNum  []int
	ByMonth    []int
	BySetPos   []int
	WeekDay    WeekDay
}

func NewRecurrenceRuleValue 

func NewRecurrenceRuleValue(value string) (RecurrenceRuleValue, error)

func (RecurrenceRuleValue) String 

func (r RecurrenceRuleValue) String() string

func (RecurrenceRuleValue) Type 

func (r RecurrenceRuleValue) Type() PropValueType

type RelationshipType 

type RelationshipType string

TODO (c.nicola): RelationshipTypeValue | XName | IANAToken.

func (RelationshipType) ParameterName 

func (r RelationshipType) ParameterName() string

func (RelationshipType) String 

func (r RelationshipType) String() string

func (RelationshipType) Type 

func (r RelationshipType) Type() PropParamType

type RelationshipTypeValue 

type RelationshipTypeValue string
const (
	Parent  RelationshipTypeValue = "PARENT"
	Child   RelationshipTypeValue = "CHILD"
	Sibling RelationshipTypeValue = "SIBLING"
)

type SentBy 

type SentBy string

TODO (c.nicola): DQUOTE cal-address DQUOTE (https://datatracker.ietf.org/doc/html/rfc5545#section-3.3.3)

func (SentBy) ParameterName 

func (s SentBy) ParameterName() string

func (SentBy) String 

func (s SentBy) String() string

func (SentBy) Type 

func (s SentBy) Type() PropParamType

type TextValue 

type TextValue string

func NewTextValue 

func NewTextValue(value string) (TextValue, error)

func (TextValue) String 

func (t TextValue) String() string

func (TextValue) Type 

func (t TextValue) Type() PropValueType

type TimeValue 

type TimeValue time.Time

func NewTimeValue 

func NewTimeValue(value string) (TimeValue, error)

func (TimeValue) String 

func (t TimeValue) String() string

func (TimeValue) Type 

func (t TimeValue) Type() PropValueType

type TimeZoneIdentifier 

type TimeZoneIdentifier string

TODO (c.nicola): tzidprefix paramtext (time zone database entries) (https://www.iana.org/time-zones)

func (TimeZoneIdentifier) ParameterName 

func (t TimeZoneIdentifier) ParameterName() string

func (TimeZoneIdentifier) String 

func (t TimeZoneIdentifier) String() string

func (TimeZoneIdentifier) Type 

func (t TimeZoneIdentifier) Type() PropParamType

type Token 

type Token struct {
	Type    TokenType
	Literal string
	Line    int
	Column  int
}

func NewToken 

func NewToken(tokenType TokenType, literal string, line int, column int) Token

func (Token) DebugString 

func (t Token) DebugString() string

func (Token) LiteralSafe 

func (t Token) LiteralSafe() string

LiteralSafe returns a version of the stored literal that is safe for terminal output.

type TokenType 

type TokenType uint16
const (
	SemiColon TokenType = 1 << iota
	Colon
	Dash
	XPrefix
	Equal
	Comma
	QuotedString
	SafeChar
	ValueChar
	NonUSASCII
	ControlCode
	CarriageReturnLineFeed
	EOF
)

func (TokenType) Is 

func (t TokenType) Is(tokenType TokenType) bool

type URIValue 

type URIValue url.URL

func NewURIValue 

func NewURIValue(value string) (URIValue, error)

func (URIValue) String 

func (u URIValue) String() string

func (URIValue) Type 

func (u URIValue) Type() PropValueType

type UTCOffsetValue 

type UTCOffsetValue time.Duration

func NewUTCOffsetValue 

func NewUTCOffsetValue(value string) (UTCOffsetValue, error)

func (UTCOffsetValue) String 

func (u UTCOffsetValue) String() string

func (UTCOffsetValue) Type 

func (u UTCOffsetValue) Type() PropValueType

type Value 

type Value struct {
	Value string
}

type ValueDataType 

type ValueDataType string

TODO (c.nicola): ValueDataTypeValue | XName | IANAToken.

func (ValueDataType) ParameterName 

func (v ValueDataType) ParameterName() string

func (ValueDataType) String 

func (v ValueDataType) String() string

func (ValueDataType) Type 

func (v ValueDataType) Type() PropParamType

type ValueDataTypeValue 

type ValueDataTypeValue string
const (
	BinaryParam     ValueDataTypeValue = "BINARY"
	BooleanParam    ValueDataTypeValue = "BOOLEAN"
	CalAddressParam ValueDataTypeValue = "CAL-ADDRESS"
	DateParam       ValueDataTypeValue = "DATE"
	DateTimeParam   ValueDataTypeValue = "DATE-TIME"
	DurationParam   ValueDataTypeValue = "DURATION"
	FloatParam      ValueDataTypeValue = "FLOAT"
	IntegerParam    ValueDataTypeValue = "INTEGER"
	PeriodParam     ValueDataTypeValue = "PERIOD"
	RecurParam      ValueDataTypeValue = "RECUR"
	TextParam       ValueDataTypeValue = "TEXT"
	TimeParam       ValueDataTypeValue = "TIME"
	URIParam        ValueDataTypeValue = "URI"
	UTCOffsetParam  ValueDataTypeValue = "UTF-OFFSET"
)

type VendorID 

type VendorID struct {
	// NOTE (c.nicola): Not sure what the notation in the RFC is trying to tell me.
	//					Can this Value be only 1-3 characters long? Cannot find any
	//					examples for this. For the time being the length is unrestricted.
	Value string
}

type WeekDay 

type WeekDay uint
const (
	Sunday WeekDay = 1 << iota
	Monday
	Tuesday
	Wednesday
	Thursday
	Friday
	Saturday
)

func (WeekDay) String 

func (w WeekDay) String() string

type WeekDayNumber 

type WeekDayNumber struct {
	Week int
	Day  WeekDay
}

func (WeekDayNumber) String 

func (w WeekDayNumber) String() string

type XName 

type XName struct {
	VendorID VendorID
	Suffix   string
}

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