lisp

Documentation

Index

• Variables
• type Builtin
  • func (Builtin) Add(vars ...Value) (Value, error)
  • func (Builtin) Car(vars ...Value) (Value, error)
  • func (Builtin) Cdr(vars ...Value) (Value, error)
  • func (Builtin) Cons(vars ...Value) (Value, error)
  • func (Builtin) Display(vars ...Value) (Value, error)
  • func (Builtin) Eq(vars ...Value) (Value, error)
  • func (Builtin) Gt(vars ...Value) (Value, error)
  • func (Builtin) Gte(vars ...Value) (Value, error)
  • func (Builtin) Lt(vars ...Value) (Value, error)
  • func (Builtin) Lte(vars ...Value) (Value, error)
  • func (Builtin) Mul(vars ...Value) (Value, error)
  • func (Builtin) Sub(vars ...Value) (Value, error)
• type Cons
  • func (c Cons) Eval(scope ScopedVars) (val Value, err error)
  • func (cons Cons) Execute(scope ScopedVars) (Value, error)
  • func (c Cons) Len() int
  • func (c Cons) List() bool
  • func (c Cons) Map(f func(v Value) (Value, error)) ([]Value, error)
  • func (c Cons) String() string
  • func (c Cons) Stringify() []string
  • func (c Cons) Vector() Vector
• type Env
• type Map
• type Pattern
• type Proc
  • func (p Proc) Call(scope ScopedVars, params Vector) (val Value, err error)
  • func (p Proc) String() string
• type Scope
  • func NewNestedScope(parent *Scope) *Scope
  • func NewScope() *Scope
  • func (s *Scope) AddEnv() *Env
  • func (s *Scope) Create(key string, value Value) Value
  • func (s *Scope) DropEnv() *Env
  • func (s *Scope) Dup() *Scope
  • func (s *Scope) Env() *Env
  • func (s *Scope) Get(key string) (val Value, ok bool)
  • func (s *Scope) Set(key string, value Value) Value
• type ScopedVars
• type Token
  • func (t *Token) String() string
  • func (t *Token) Type() string
• type Tokens
  • func NewTokens(program string) (tokens Tokens)
  • func (tokens Tokens) Expand() (result Tokens, err error)
  • func (tokens Tokens) Parse() (cons Cons, err error)
• type Value
  • func EvalString(line string, scope ScopedVars) (Value, error)
  • func MapValue(m Map) Value
  • func NumberValue(n int64) Value
  • func StringValue(s string) Value
  • func (v Value) Cons() Cons
  • func (v Value) Eval(scope ScopedVars) (Value, error)
  • func (v Value) Inspect() string
  • func (v Value) Interface() interface{}
  • func (v Value) Number() int64
  • func (v Value) String() string
• type Vector
  • func (s Vector) Inspect() string
  • func (s Vector) String() string

Variables

var False = Value{symbolValue, "false"}

var Nil = Value{nilValue, nil}

var True = Value{symbolValue, "true"}

Types

type Builtin

type Builtin struct{}

func (Builtin) Add

func (Builtin) Add(vars ...Value) (Value, error)

func (Builtin) Car

func (Builtin) Car(vars ...Value) (Value, error)

func (Builtin) Cdr

func (Builtin) Cdr(vars ...Value) (Value, error)

func (Builtin) Cons

func (Builtin) Cons(vars ...Value) (Value, error)

func (Builtin) Display

func (Builtin) Display(vars ...Value) (Value, error)

func (Builtin) Eq

func (Builtin) Eq(vars ...Value) (Value, error)

func (Builtin) Gt

func (Builtin) Gt(vars ...Value) (Value, error)

func (Builtin) Gte

func (Builtin) Gte(vars ...Value) (Value, error)

func (Builtin) Lt

func (Builtin) Lt(vars ...Value) (Value, error)

func (Builtin) Lte

func (Builtin) Lte(vars ...Value) (Value, error)

func (Builtin) Mul

func (Builtin) Mul(vars ...Value) (Value, error)

func (Builtin) Sub

func (Builtin) Sub(vars ...Value) (Value, error)

type Cons

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

func (Cons) Eval

func (c Cons) Eval(scope ScopedVars) (val Value, err error)

func (Cons) Execute

func (cons Cons) Execute(scope ScopedVars) (Value, error)

func (Cons) Len

func (c Cons) Len() int

func (Cons) List

func (c Cons) List() bool

func (Cons) Map

func (c Cons) Map(f func(v Value) (Value, error)) ([]Value, error)

func (Cons) String

func (c Cons) String() string

func (Cons) Stringify

func (c Cons) Stringify() []string

func (Cons) Vector

func (c Cons) Vector() Vector

type Env

type Env map[string]Value

type Map

type Map interface {
	Get(key string) (Value, bool)
}

type Pattern

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

type Proc

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

func (Proc) Call

func (p Proc) Call(scope ScopedVars, params Vector) (val Value, err error)

func (Proc) String

func (p Proc) String() string

type Scope

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

func NewNestedScope

func NewNestedScope(parent *Scope) *Scope

func NewScope

func NewScope() *Scope

func (*Scope) AddEnv

func (s *Scope) AddEnv() *Env

func (*Scope) Create

func (s *Scope) Create(key string, value Value) Value

func (*Scope) DropEnv

func (s *Scope) DropEnv() *Env

func (*Scope) Dup

func (s *Scope) Dup() *Scope

func (*Scope) Env

func (s *Scope) Env() *Env

func (*Scope) Get

func (s *Scope) Get(key string) (val Value, ok bool)

func (*Scope) Set

func (s *Scope) Set(key string, value Value) Value

type ScopedVars

type ScopedVars interface {
	Get(key string) (Value, bool)
	Set(key string, val Value) Value
	Create(key string, val Value) Value
}

type Token

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

func (*Token) String

func (t *Token) String() string

func (*Token) Type

func (t *Token) Type() string

type Tokens

type Tokens []*Token

func NewTokens

func NewTokens(program string) (tokens Tokens)

func (Tokens) Expand

func (tokens Tokens) Expand() (result Tokens, err error)

Expand until there are no more expansions to do

func (Tokens) Parse

func (tokens Tokens) Parse() (cons Cons, err error)

type Value

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

func EvalString

func EvalString(line string, scope ScopedVars) (Value, error)

func MapValue

func MapValue(m Map) Value

func NumberValue

func NumberValue(n int64) Value

func StringValue

func StringValue(s string) Value

func (Value) Cons

func (v Value) Cons() Cons

func (Value) Eval

func (v Value) Eval(scope ScopedVars) (Value, error)

func (Value) Inspect

func (v Value) Inspect() string

func (Value) Interface

func (v Value) Interface() interface{}

func (Value) Number

func (v Value) Number() int64

func (Value) String

func (v Value) String() string

type Vector

type Vector []Value

func (Vector) Inspect

func (s Vector) Inspect() string

func (Vector) String

func (s Vector) String() string