task

package
v0.0.0-...-1e9a466 Latest Latest
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 Go to latest Published: Feb 8, 2016 License: MIT Imports: 21 Imported by: 0

Documentation

Index

Constants

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const (
	SaveCarCode = 1 << iota
	SaveCdrCode
	SaveDynamic
	SaveLexical
	SaveScratch
	SaveMax
)
View Source 
const (
	SaveCode = SaveCarCode | SaveCdrCode
)

Variables

View Source 
var (
	Platform string = "unix"
)

Functions

func BecomeProcessGroupLeader 

func BecomeProcessGroupLeader() int

func ContinueProcess 

func ContinueProcess(pid int)

func GetHistoryFilePath 

func GetHistoryFilePath() (string, error)

func InitSignalHandling 

func InitSignalHandling()

func IsBuiltin 

func IsBuiltin(c Cell) bool

func IsChannel 

func IsChannel(c Cell) bool

func IsContext 

func IsContext(c Cell) bool

func IsContinuation 

func IsContinuation(c Cell) bool

func IsMethod 

func IsMethod(c Cell) bool

func IsPipe 

func IsPipe(c Cell) bool

func IsString 

func IsString(c Cell) bool

func IsSyntax 

func IsSyntax(c Cell) bool

func JobControlSupported 

func JobControlSupported() bool

func JoinProcess 

func JoinProcess(proc *os.Process) int

func LaunchForegroundTask 

func LaunchForegroundTask()

func Pgid 

func Pgid() int

func PrintError 

func PrintError(file string, line int, msg string)

func Resolve 

func Resolve(s Context, e *Env, k *Symbol) (v Reference)

func SetForegroundGroup 

func SetForegroundGroup(group int)

func Start 

func Start(parser reader, cli ui)

func SuspendProcess 

func SuspendProcess(pid int)

func SysProcAttr 

func SysProcAttr(group int) *syscall.SysProcAttr

func TerminateProcess 

func TerminateProcess(pid int)

Types

type Binding 

type Binding interface {
	Cell

	Bind(c Context) Binding
	Ref() Closure
	Self() Context
}

type Bound 

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

func NewBound 

func NewBound(ref Closure, context Context) *Bound

func (*Bound) Bind 

func (b *Bound) Bind(c Context) Binding

func (*Bound) Bool 

func (b *Bound) Bool() bool

func (*Bound) Equal 

func (b *Bound) Equal(c Cell) bool

func (*Bound) Ref 

func (b *Bound) Ref() Closure

func (*Bound) Self 

func (b *Bound) Self() Context

func (*Bound) String 

func (b *Bound) String() string

type Builtin 

type Builtin struct {
	Command
}

func (*Builtin) Equal 

func (b *Builtin) Equal(c Cell) bool

func (*Builtin) String 

func (b *Builtin) String() string

type Channel 

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

func (*Channel) Close 

func (ch *Channel) Close()

func (*Channel) Equal 

func (ch *Channel) Equal(c Cell) bool

func (*Channel) Expose 

func (ch *Channel) Expose() Context

func (*Channel) Read 

func (ch *Channel) Read(t *Task) Cell

func (*Channel) ReadLine 

func (ch *Channel) ReadLine(t *Task) Cell

func (*Channel) ReaderClose 

func (ch *Channel) ReaderClose()

func (*Channel) String 

func (ch *Channel) String() string

func (*Channel) Write 

func (ch *Channel) Write(c Cell)

func (*Channel) WriterClose 

func (ch *Channel) WriterClose()

type Closure 

type Closure interface {
	Cell

	Applier() Function
	Body() Cell
	Label() Cell
	Params() Cell
	Scope() Context
}

func NewBuiltin 

func NewBuiltin(a Function, b, l, p Cell, s Context) Closure

func NewMethod 

func NewMethod(a Function, b, l, p Cell, s Context) Closure

func NewSyntax 

func NewSyntax(a Function, b, l, p Cell, s Context) Closure

type ClosureGenerator 

type ClosureGenerator func(a Function, b, l, p Cell, s Context) Closure

type Command 

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

func (*Command) Applier 

func (c *Command) Applier() Function

func (*Command) Body 

func (c *Command) Body() Cell

func (*Command) Bool 

func (c *Command) Bool() bool

func (*Command) Label 

func (c *Command) Label() Cell

func (*Command) Params 

func (c *Command) Params() Cell

func (*Command) Scope 

func (c *Command) Scope() Context

type Conduit 

type Conduit interface {
	Context

	Close()
	ReaderClose()
	ReadLine(*Task) Cell
	Read(*Task) Cell
	WriterClose()
	Write(c Cell)
}

type Context 

type Context interface {
	Cell

	Access(key Cell) Reference
	Copy() Context
	Complete(word string) []string
	Define(key, value Cell)
	Expose() Context
	Faces() *Env
	Prev() Context
	Public(key, value Cell)
	Remove(key Cell) bool

	DefineBuiltin(k string, f Function)
	DefineMethod(k string, f Function)
	DefineSyntax(k string, f Function)
	PublicMethod(k string, f Function)
	PublicSyntax(k string, f Function)
}

func NewChannel 

func NewChannel(t *Task, cap int) Context

func NewPipe 

func NewPipe(l Context, r *os.File, w *os.File) Context

type Continuation 

type Continuation struct {
	Scratch Cell
	Stack   Cell
}

func NewContinuation 

func NewContinuation(scratch Cell, stack Cell) *Continuation

func (*Continuation) Bool 

func (ct *Continuation) Bool() bool

func (*Continuation) Equal 

func (ct *Continuation) Equal(c Cell) bool

func (*Continuation) String 

func (ct *Continuation) String() string

type Env 

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

func NewEnv 

func NewEnv(prev *Env) *Env

func (*Env) Access 

func (e *Env) Access(key Cell) Reference

func (*Env) Add 

func (e *Env) Add(key Cell, value Cell)

func (*Env) Bool 

func (e *Env) Bool() bool

func (*Env) Complete 

func (e *Env) Complete(word string) []string

func (*Env) Copy 

func (e *Env) Copy() *Env

func (*Env) Equal 

func (e *Env) Equal(c Cell) bool

func (*Env) Method 

func (e *Env) Method(name string, m Function)

func (*Env) Prev 

func (e *Env) Prev() *Env

func (*Env) Remove 

func (e *Env) Remove(key Cell) bool

func (*Env) String 

func (e *Env) String() string

type Function 

type Function func(t *Task, args Cell) bool

type Job 

type Job struct {
	*sync.Mutex
	Command string
	Group   int
	// contains filtered or unexported fields
}

func NewJob 

func NewJob() *Job

type Method 

type Method struct {
	Command
}

func (*Method) Equal 

func (m *Method) Equal(c Cell) bool

func (*Method) String 

func (m *Method) String() string

type Object 

type Object struct {
	Context
}

func NewObject 

func NewObject(v Context) *Object

func (*Object) Access 

func (o *Object) Access(key Cell) Reference

func (*Object) Copy 

func (o *Object) Copy() Context

func (*Object) Define 

func (o *Object) Define(key Cell, value Cell)

func (*Object) Equal 

func (o *Object) Equal(c Cell) bool

func (*Object) Expose 

func (o *Object) Expose() Context

func (*Object) String 

func (o *Object) String() string

type Pipe 

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

func (*Pipe) Close 

func (p *Pipe) Close()

func (*Pipe) Equal 

func (p *Pipe) Equal(c Cell) bool

func (*Pipe) Expose 

func (p *Pipe) Expose() Context

func (*Pipe) Read 

func (p *Pipe) Read(t *Task) Cell

func (*Pipe) ReadFd 

func (p *Pipe) ReadFd() *os.File

func (*Pipe) ReadLine 

func (p *Pipe) ReadLine(t *Task) Cell

func (*Pipe) ReaderClose 

func (p *Pipe) ReaderClose()

func (*Pipe) String 

func (p *Pipe) String() string

func (*Pipe) Write 

func (p *Pipe) Write(c Cell)

func (*Pipe) WriteFd 

func (p *Pipe) WriteFd() *os.File

func (*Pipe) WriterClose 

func (p *Pipe) WriterClose()

type Registers 

type Registers struct {
	Continuation // Stack and Dump

	Code    Cell // Control
	Dynamic *Env
	Lexical Context
}

func (*Registers) Arguments 

func (r *Registers) Arguments() Cell

func (*Registers) Complete 

func (r *Registers) Complete(word string) []string

func (*Registers) GetState 

func (r *Registers) GetState() int64

func (*Registers) NewBlock 

func (r *Registers) NewBlock(dynamic *Env, lexical Context)

func (*Registers) NewStates 

func (r *Registers) NewStates(l ...int64)

func (*Registers) RemoveState 

func (r *Registers) RemoveState()

func (*Registers) ReplaceStates 

func (r *Registers) ReplaceStates(l ...int64)

func (*Registers) RestoreState 

func (r *Registers) RestoreState()

func (*Registers) Return 

func (r *Registers) Return(rv Cell) bool

type Scope 

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

func NewScope 

func NewScope(prev Context, fixed *Env) *Scope

func (*Scope) Access 

func (s *Scope) Access(key Cell) Reference

func (*Scope) Bool 

func (s *Scope) Bool() bool

func (*Scope) Complete 

func (s *Scope) Complete(word string) []string

func (*Scope) Copy 

func (s *Scope) Copy() Context

func (*Scope) Define 

func (s *Scope) Define(key Cell, value Cell)

func (*Scope) DefineBuiltin 

func (s *Scope) DefineBuiltin(k string, a Function)

func (*Scope) DefineMethod 

func (s *Scope) DefineMethod(k string, a Function)

func (*Scope) DefineSyntax 

func (s *Scope) DefineSyntax(k string, a Function)

func (*Scope) Equal 

func (s *Scope) Equal(c Cell) bool

func (*Scope) Expose 

func (s *Scope) Expose() Context

func (*Scope) Faces 

func (s *Scope) Faces() *Env

func (*Scope) Prev 

func (s *Scope) Prev() Context

func (*Scope) Public 

func (s *Scope) Public(key Cell, value Cell)

func (*Scope) PublicMethod 

func (s *Scope) PublicMethod(k string, a Function)

func (*Scope) PublicSyntax 

func (s *Scope) PublicSyntax(k string, a Function)

func (*Scope) Remove 

func (s *Scope) Remove(key Cell) bool

func (*Scope) String 

func (s *Scope) String() string

type String 

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

func NewString 

func NewString(t *Task, v string) *String

func (*String) Bool 

func (s *String) Bool() bool

func (*String) Equal 

func (s *String) Equal(c Cell) bool

func (*String) Expose 

func (s *String) Expose() Context

func (*String) Float 

func (s *String) Float() (f float64)

func (*String) Int 

func (s *String) Int() (i int64)

func (*String) Rat 

func (s *String) Rat() *big.Rat

func (*String) Raw 

func (s *String) Raw() string

func (*String) Status 

func (s *String) Status() (i int64)

func (*String) String 

func (s *String) String() string

type Syntax 

type Syntax struct {
	Command
}

func (*Syntax) Equal 

func (m *Syntax) Equal(c Cell) bool

func (*Syntax) String 

func (m *Syntax) String() string

type Task 

type Task struct {
	*Job
	*Registers
	Done chan Cell
	Eval chan Cell
	File string
	Line int
	// contains filtered or unexported fields
}

func ForegroundTask 

func ForegroundTask() *Task

func NewTask 

func NewTask(c Cell, d *Env, l Context, p *Task) *Task

func (*Task) Apply 

func (t *Task) Apply(args Cell) bool

func (*Task) Bool 

func (t *Task) Bool() bool

func (*Task) Call 

func (t *Task) Call(c Cell) string

func (*Task) Closure 

func (t *Task) Closure(n ClosureGenerator) bool

func (*Task) Continue 

func (t *Task) Continue()

func (*Task) Debug 

func (t *Task) Debug(s string)

func (*Task) DynamicVar 

func (t *Task) DynamicVar(state int64) bool

func (*Task) Equal 

func (t *Task) Equal(c Cell) bool

func (*Task) Execute 

func (t *Task) Execute(arg0 string, argv []string, attr *os.ProcAttr) (*Status, error)

func (*Task) External 

func (t *Task) External(args Cell) bool

func (*Task) Launch 

func (t *Task) Launch()

func (*Task) LexicalVar 

func (t *Task) LexicalVar(state int64) bool

func (*Task) Listen 

func (t *Task) Listen()

func (*Task) Lookup 

func (t *Task) Lookup(sym *Symbol, simple bool) (bool, string)

func (*Task) Run 

func (t *Task) Run(end Cell) (successful bool)

func (*Task) Runnable 

func (t *Task) Runnable() bool

func (*Task) Self 

func (t *Task) Self() Context

func (*Task) Stop 

func (t *Task) Stop()

func (*Task) Strict 

func (t *Task) Strict() (ok bool)

func (*Task) String 

func (t *Task) String() string

func (*Task) Suspend 

func (t *Task) Suspend()

func (*Task) Throw 

func (t *Task) Throw(file string, line int, text string)

func (*Task) Wait 

func (t *Task) Wait()

type Unbound 

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

func NewUnbound 

func NewUnbound(Ref Closure) *Unbound

func (*Unbound) Bind 

func (u *Unbound) Bind(c Context) Binding

func (*Unbound) Bool 

func (u *Unbound) Bool() bool

func (*Unbound) Equal 

func (u *Unbound) Equal(c Cell) bool

func (*Unbound) Ref 

func (u *Unbound) Ref() Closure

func (*Unbound) Self 

func (u *Unbound) Self() Context

func (*Unbound) String 

func (u *Unbound) String() string

Source Files

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