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 Go to latest Published: Jan 7, 2021 License: GPL-3.0 Imports: 11 Imported by: 0

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Constants

This section is empty.

Variables

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var PX_PER_REM = 0
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var (
	VERBOSITY = 0
)

Functions

func AssertFlag 

func AssertFlag(t Token) error

func DictHasFlag 

func DictHasFlag(d KeyDict, x interface{}) (bool, error)

func DictOptionString 

func DictOptionString(d KeyDict, x interface{}, def string) (string, error)

func IsAnyFunction 

func IsAnyFunction(t Token) bool

func IsBool 

func IsBool(t Token) bool

func IsColor 

func IsColor(t Token) bool

func IsContainer 

func IsContainer(t Token) bool

func IsDict 

func IsDict(t Token) bool

func IsFalseBool 

func IsFalseBool(t_ Token) bool

func IsFlag 

func IsFlag(t Token) bool

func IsFloat 

func IsFloat(t Token) bool

func IsFunction 

func IsFunction(t Token, name string) bool

func IsIndexable 

func IsIndexable(t Token) bool

func IsInt 

func IsInt(t Token) bool

func IsIntDict 

func IsIntDict(t Token) bool

func IsIntList 

func IsIntList(t Token) bool

func IsIntOrFloat 

func IsIntOrFloat(t Token) bool

always unitless

func IsKeyDict 

func IsKeyDict(t Token) bool

func IsList 

func IsList(t Token) bool

func IsNull 

func IsNull(t Token) bool

func IsParens 

func IsParens(t Token) bool

func IsPrimitive 

func IsPrimitive(t Token) bool

func IsRawDict 

func IsRawDict(t Token) bool

func IsString 

func IsString(t Token) bool

func IsStringDict 

func IsStringDict(t Token) bool

func IsStringList 

func IsStringList(t Token) bool

func IsTrueBool 

func IsTrueBool(t_ Token) bool

func MergeContexts 

func MergeContexts(ts ...Token) context.Context

Types

type ArgsWithDefaults 

type ArgsWithDefaults struct {
	TokenData
	// contains filtered or unexported fields
}

temporary data structure for function and for class

type Bool 

type Bool struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertBool 

func AssertBool(t Token) (*Bool, error)

func DictBool 

func DictBool(d KeyDict, x interface{}) (*Bool, error)

func NewBool 

func NewBool(x interface{}, ctx context.Context) (*Bool, error)

func NewValueBool 

func NewValueBool(b bool, ctx context.Context) *Bool

func (*Bool) Dump 

func (t *Bool) Dump(indent string) string

func (*Bool) Eval 

func (t *Bool) Eval(scope Scope) (Token, error)

func (*Bool) IsPrimitive 

func (t *Bool) IsPrimitive() bool

func (*Bool) IsSame 

func (a *Bool) IsSame(other Token) bool

func (*Bool) Value 

func (t *Bool) Value() bool

func (*Bool) Write 

func (t *Bool) Write() string

type Color 

type Color struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertColor 

func AssertColor(t Token) (*Color, error)

func DictColor 

func DictColor(d KeyDict, x interface{}) (*Color, error)

func NewColor 

func NewColor(r, g, b, a int, ctx context.Context) (*Color, error)

func NewValueColor 

func NewValueColor(r, g, b, a int, ctx context.Context) *Color

func (*Color) Dump 

func (t *Color) Dump(indent string) string

func (*Color) Eval 

func (t *Color) Eval(scope Scope) (Token, error)

func (*Color) FloatValues 

func (t *Color) FloatValues() (float64, float64, float64, float64)

func (*Color) IsPrimitive 

func (t *Color) IsPrimitive() bool

func (*Color) IsSame 

func (a *Color) IsSame(other Token) bool

func (*Color) Values 

func (t *Color) Values() (r, g, b, a int)

func (*Color) Write 

func (t *Color) Write() string

type Container 

type Container interface {
	Token
	Len() int
	Copy(ctx context.Context) (Token, error)
	LoopValues(func(Token) error) error // indices in list or keys dict are ignored
}

func AssertContainer 

func AssertContainer(t Token) (Container, error)

type Dict 

type Dict interface {
	Container
	IsEmpty() bool
}

func AssertDict 

func AssertDict(t Token) (Dict, error)

type DictType 

type DictType int
const (
	ANY DictType = iota
	STRING
	INT
)

type DumpableData 

type DumpableData struct {
	// contains filtered or unexported fields
}

func NewDumpableData 

func NewDumpableData(name string) DumpableData

func (*DumpableData) Dump 

func (t *DumpableData) Dump(indent string) string

type Flag 

type Flag struct {
	TokenData
}

func NewFlag 

func NewFlag(ctx context.Context) *Flag

func (*Flag) Dump 

func (t *Flag) Dump(indent string) string

func (*Flag) Eval 

func (t *Flag) Eval(scope Scope) (Token, error)

func (*Flag) IsSame 

func (a *Flag) IsSame(other Token) bool

func (*Flag) Write 

func (t *Flag) Write() string

type Float 

type Float struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertAnyIntOrFloat 

func AssertAnyIntOrFloat(t Token) (*Float, error)

can contain units, ints converted to non-unit float

func AssertFloat 

func AssertFloat(t Token, unit string) (*Float, error)

unit can be wild card

func AssertFractionFloat 

func AssertFractionFloat(t Token) (*Float, error)

func AssertIntOrFloat 

func AssertIntOrFloat(t Token) (*Float, error)

unitless!

func DictFloat 

func DictFloat(d KeyDict, x interface{}) (*Float, error)

func NewValueFloat 

func NewValueFloat(value float64, ctx context.Context) *Float

func NewValueUnitFloat 

func NewValueUnitFloat(value float64, unit string, ctx context.Context) *Float

func (*Float) Dump 

func (t *Float) Dump(indent string) string

func (*Float) Eval 

func (t *Float) Eval(scope Scope) (Token, error)

func (*Float) IsSame 

func (a *Float) IsSame(other Token) bool

func (*Float) Unit 

func (t *Float) Unit() string

func (*Float) Value 

func (t *Float) Value() float64

func (*Float) Write 

func (t *Float) Write() string

type Function 

type Function struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertFunction 

func AssertFunction(t Token) (*Function, error)

func NewFunction 

func NewFunction(name string, args []Token, ctx context.Context) *Function

func NewValueFunction 

func NewValueFunction(name string, args []Token, ctx context.Context) *Function

func (*Function) Args 

func (t *Function) Args() []Token

func (*Function) Dump 

func (t *Function) Dump(indent string) string

func (*Function) Eval 

func (t *Function) Eval(scope Scope) (Token, error)

func (*Function) IsSame 

func (a *Function) IsSame(other Token) bool

type Indexable 

type Indexable interface {
	Get(scope Scope, x Token, ctx context.Context) (Token, error)
}

implemented specifically by directives.PStyle TODO: should this be implemented by RawDict, List etc? (right Get() for those containers is a little different)

func AssertIndexable 

func AssertIndexable(t Token) (Indexable, error)

type Int 

type Int struct {
	TokenData
	// contains filtered or unexported fields
}

distinct from Float because it is used for indexing in lists

func AssertInt 

func AssertInt(t Token) (*Int, error)

func DictInt 

func DictInt(d KeyDict, x interface{}) (*Int, error)

func NewInt 

func NewInt(x interface{}, ctx context.Context) (*Int, error)

func NewValueInt 

func NewValueInt(v int, ctx context.Context) *Int

func (*Int) Dump 

func (t *Int) Dump(indent string) string

func (*Int) Eval 

func (t *Int) Eval(scope Scope) (Token, error)

func (*Int) IsSame 

func (a *Int) IsSame(other Token) bool

func (*Int) Value 

func (t *Int) Value() int

func (*Int) Write 

func (t *Int) Write() string

type IntDict 

type IntDict struct {
	RawDict
}

IntDict is always the result of an evaluation

func AssertIntDict 

func AssertIntDict(t Token) (*IntDict, error)

func DictIntDict 

func DictIntDict(d KeyDict, x interface{}) (*IntDict, error)

func NewEmptyIntDict 

func NewEmptyIntDict(ctx context.Context) *IntDict

func (*IntDict) Copy 

func (t *IntDict) Copy(ctx context.Context) (Token, error)

func (*IntDict) CopyIntDict 

func (t *IntDict) CopyIntDict(ctx context.Context) (*IntDict, error)

func (*IntDict) Delete 

func (t *IntDict) Delete(x interface{})

func (*IntDict) Eval 

func (t *IntDict) Eval(scope Scope) (Token, error)

func (*IntDict) Get 

func (t *IntDict) Get(x interface{}) (Token, bool)

func (*IntDict) GetKeyValue 

func (t *IntDict) GetKeyValue(x interface{}) (*Int, Token, bool)

func (*IntDict) IsSame 

func (a *IntDict) IsSame(other Token) bool

func (*IntDict) Loop 

func (t *IntDict) Loop(fn func(key *Int, value Token, last bool) error) error

func (*IntDict) Set 

func (t *IntDict) Set(x_ interface{}, value Token)

type KeyDict 

type KeyDict interface {
	Dict
	Get(key interface{}) (Token, bool)
	Set(key interface{}, value Token)
	Delete(key interface{})
}

func AssertKeyDict 

func AssertKeyDict(t Token) (KeyDict, error)

func DictKeyDict 

func DictKeyDict(d KeyDict, x interface{}) (KeyDict, error)

type List 

type List struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertList 

func AssertList(t Token) (*List, error)

func DictList 

func DictList(d KeyDict, x interface{}) (*List, error)

func GolangSliceToList 

func GolangSliceToList(x []interface{}, ctx context.Context) (*List, error)

func NewEmptyList 

func NewEmptyList(ctx context.Context) *List

func NewNilList 

func NewNilList(n int, ctx context.Context) *List

func NewValuesList 

func NewValuesList(values interface{}, ctx context.Context) *List

func ToStringList 

func ToStringList(t_ Token) (*List, error)

func (*List) Append 

func (t *List) Append(v Token)

func (*List) Copy 

func (t *List) Copy(ctx context.Context) (Token, error)

func (*List) CopyList 

func (t *List) CopyList(ctx context.Context) (*List, error)

func (*List) Dump 

func (t *List) Dump(indent string) string

func (*List) Eval 

func (t *List) Eval(scope Scope) (Token, error)

func (*List) EvalList 

func (t *List) EvalList(scope Scope) (*List, error)

func (*List) Get 

func (t *List) Get(x interface{}) (Token, error)

func (*List) GetStrings 

func (t *List) GetStrings() ([]string, error)

ignore first null to accomodate enum attrs

func (*List) GetTokens 

func (t *List) GetTokens() []Token

func (*List) IsSame 

func (a *List) IsSame(other Token) bool

func (*List) Len 

func (t *List) Len() int

func (*List) Loop 

func (t *List) Loop(fn func(i int, value Token, last bool) error) error

func (*List) LoopValues 

func (t *List) LoopValues(fn func(t Token) error) error

loop in which indices are not accessable

type Null 

type Null struct {
	TokenData
}

func NewNull 

func NewNull(ctx context.Context) *Null

func (*Null) Dump 

func (t *Null) Dump(indent string) string

func (*Null) Eval 

func (t *Null) Eval(scope Scope) (Token, error)

func (*Null) IsSame 

func (a *Null) IsSame(other Token) bool

type Parens 

type Parens struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertParens 

func AssertParens(t Token) (*Parens, error)

func NewParens 

func NewParens(values []Token, alts []Token, ctx context.Context) *Parens

func (*Parens) Alts 

func (t *Parens) Alts() []Token

func (*Parens) Dump 

func (t *Parens) Dump(indent string) string

func (*Parens) Eval 

func (t *Parens) Eval(scope Scope) (Token, error)

func (*Parens) IsSame 

func (t *Parens) IsSame(other Token) bool

only relevant for first token

func (*Parens) Len 

func (t *Parens) Len() int

func (*Parens) Loop 

func (t *Parens) Loop(fn func(i int, value Token, alt Token) error) error

func (*Parens) Values 

func (t *Parens) Values() []Token

type Primitive 

type Primitive interface {
	Token
	Write() string
}

func AssertPrimitive 

func AssertPrimitive(t Token) (Primitive, error)

func DictPrimitive 

func DictPrimitive(d KeyDict, x interface{}) (Primitive, error)

type RawDict 

type RawDict struct {
	TokenData
	// contains filtered or unexported fields
}

unevaluated dict, when evaluated becomes IntDict or StringDict

func AssertRawDict 

func AssertRawDict(t_ Token) (*RawDict, error)

func DictRawDict 

func DictRawDict(d KeyDict, x interface{}) (*RawDict, error)

func GolangStringMapToRawDict 

func GolangStringMapToRawDict(m map[string]interface{}, ctx context.Context) (*RawDict, error)

func NewEmptyRawDict 

func NewEmptyRawDict(ctx context.Context) *RawDict

func NewValuesRawDict 

func NewValuesRawDict(keys []Token, values []Token, ctx context.Context) *RawDict

func (*RawDict) Copy 

func (t *RawDict) Copy(ctx context.Context) (Token, error)

func (*RawDict) Dump 

func (t *RawDict) Dump(indent string) string

func (*RawDict) Eval 

func (t *RawDict) Eval(scope Scope) (Token, error)

could be IntDict, so code differs from EvalDict

func (*RawDict) EvalIntDict 

func (t *RawDict) EvalIntDict(scope Scope) (*IntDict, error)

func (*RawDict) EvalRawDict 

func (t *RawDict) EvalRawDict(scope Scope) (*RawDict, error)

func (*RawDict) EvalRawDictScan 

func (t *RawDict) EvalRawDictScan(scope Scope,
	scanFn func(Token, Token) error) (*RawDict, error)

func (*RawDict) EvalStringDict 

func (t *RawDict) EvalStringDict(scope Scope) (*StringDict, error)

func (*RawDict) EvalStringDictScan 

func (t *RawDict) EvalStringDictScan(scope Scope, scanFn func(*String, Token) error) (*StringDict, error)

func (*RawDict) Get 

func (t *RawDict) Get(x interface{}) (Token, bool)

func (*RawDict) GetKeyValue 

func (t *RawDict) GetKeyValue(x interface{}) (*String, Token, bool)

func (*RawDict) IsEmpty 

func (t *RawDict) IsEmpty() bool

func (*RawDict) IsSame 

func (a *RawDict) IsSame(other Token) bool

order is important (which is not the case for KeyDict)

func (*RawDict) Len 

func (t *RawDict) Len() int

func (*RawDict) LoopValues 

func (t *RawDict) LoopValues(fn func(t Token) error) error

func (*RawDict) Set 

func (t *RawDict) Set(key Token, value Token)

func (*RawDict) ToIntDict 

func (t *RawDict) ToIntDict() (*IntDict, error)

func (*RawDict) ToStringDict 

func (t *RawDict) ToStringDict() (*StringDict, error)

without evaluation

type RawKeyDict 

type RawKeyDict struct {
	RawDict
}

type Scope 

type Scope interface {
	// caller can differ from scope
	Eval(key string, args []Token, ctx context.Context) (Token, error)
	Permissive() bool
}

type String 

type String struct {
	TokenData
	// contains filtered or unexported fields
}

func AssertString 

func AssertString(t Token) (*String, error)

func DictString 

func DictString(d KeyDict, x interface{}) (*String, error)

func NewDummyContextString 

func NewDummyContextString(value string) *String

func NewString 

func NewString(value string, ctx context.Context) (*String, error)

func NewValueString 

func NewValueString(value string, ctx context.Context) *String

func NewWordString 

func NewWordString(value string, ctx context.Context) *String

func (*String) Dump 

func (t *String) Dump(indent string) string

func (*String) Eval 

func (t *String) Eval(scope Scope) (Token, error)

func (*String) InnerContext 

func (t *String) InnerContext() context.Context

func (*String) IsSame 

func (a *String) IsSame(other Token) bool

func (*String) Len 

func (t *String) Len() int

func (*String) Value 

func (t *String) Value() string

func (*String) WasWord 

func (t *String) WasWord() bool

func (*String) Write 

func (t *String) Write() string

type StringDict 

type StringDict struct {
	RawDict
}

func AssertStringDict 

func AssertStringDict(t Token) (*StringDict, error)

func DictStringDict 

func DictStringDict(d KeyDict, x interface{}) (*StringDict, error)

func GolangStringMapToStringDict 

func GolangStringMapToStringDict(m map[string]interface{}, ctx context.Context) (*StringDict, error)

func NewEmptyStringDict 

func NewEmptyStringDict(ctx context.Context) *StringDict

func ToStringDict 

func ToStringDict(t Token) (*StringDict, error)

func (*StringDict) AssertOnlyValidKeys 

func (t *StringDict) AssertOnlyValidKeys(validKeys []string) error

func (*StringDict) Copy 

func (t *StringDict) Copy(ctx context.Context) (Token, error)

func (*StringDict) CopyStringDict 

func (t *StringDict) CopyStringDict(ctx context.Context) (*StringDict, error)

func (*StringDict) Delete 

func (t *StringDict) Delete(x interface{})

try to call this as little as possible

func (*StringDict) Eval 

func (t *StringDict) Eval(scope Scope) (Token, error)

func (*StringDict) Get 

func (t *StringDict) Get(x interface{}) (Token, bool)

func (*StringDict) GetKeyValue 

func (t *StringDict) GetKeyValue(x interface{}) (*String, Token, bool)

func (*StringDict) IsSame 

func (a *StringDict) IsSame(other Token) bool

func (*StringDict) Loop 

func (t *StringDict) Loop(fn func(key *String, value Token, last bool) error) error

func (*StringDict) Set 

func (t *StringDict) Set(x_ interface{}, value Token)

this is a raw append method, duplication isnt checked, last entries are all that matters anyway

func (*StringDict) ToRaw 

func (t *StringDict) ToRaw() *RawDict

type Tag 

type Tag struct {
	TokenData
	// contains filtered or unexported fields
}

for text tag 'attr' and 'children' are nil, and 'text' is set for non-text tag 'text' isnt set

func NewDirectiveTag 

func NewDirectiveTag(name string, attr *RawDict, children []*Tag, ctx context.Context) *Tag

func NewScriptTag 

func NewScriptTag(name string, attr *RawDict, text string, textCtx, ctx context.Context) *Tag

func NewTag 

func NewTag(name string, attr *RawDict, children []*Tag, ctx context.Context) *Tag

func NewTextTag 

func NewTextTag(text string, ctx context.Context) *Tag

func (*Tag) AppendChild 

func (t *Tag) AppendChild(c *Tag) error

func (*Tag) AssertEmpty 

func (t *Tag) AssertEmpty() error

func (*Tag) AssertNoAttributes 

func (t *Tag) AssertNoAttributes() error

func (*Tag) Attributes 

func (t *Tag) Attributes(posNames []string) (*StringDict, error)

func (*Tag) Children 

func (t *Tag) Children() []*Tag

func (*Tag) Dump 

func (t *Tag) Dump(indent string) string

func (*Tag) Eval 

func (t *Tag) Eval(scope Scope) (Token, error)

func (*Tag) IsDirective 

func (t *Tag) IsDirective() bool

func (*Tag) IsEmpty 

func (t *Tag) IsEmpty() bool

func (*Tag) IsSame 

func (t *Tag) IsSame(other Token) bool

func (*Tag) IsScript 

func (t *Tag) IsScript() bool

func (*Tag) IsText 

func (t *Tag) IsText() bool

func (*Tag) Name 

func (t *Tag) Name() string

func (*Tag) RawAttributes 

func (t *Tag) RawAttributes() *RawDict

func (*Tag) Text 

func (t *Tag) Text() string

func (*Tag) TextContext 

func (t *Tag) TextContext() context.Context

type Token 

type Token interface {
	Dump(indent string) string // to inspect the syntax-tree
	Eval(scope Scope) (Token, error)
	IsSame(other Token) bool
	Context() context.Context
}

func GolangToToken 

func GolangToToken(x_ interface{}, ctx context.Context) (Token, error)

type TokenData 

type TokenData struct {
	// contains filtered or unexported fields
}

func (*TokenData) Context 

func (t *TokenData) Context() context.Context

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