eqlang

Documentation

Index

• Variables
• func Input(input string) (ret map[string]interface{}, err error)
• func InputFile(input string) (ret map[string]interface{}, err error)
• func Parse(source string) (code []byte, err error)
• func Subst(text string, lang interface{}) string
• type Type
  • func New(ql qlang) Type
  • func (p Type) Execute(source string, fname string, output string) (err error)
  • func (p Type) ExecuteDir(global map[string]interface{}, source, output string) (err error)
  • func (p Type) ExecuteFile(source, output string) (err error)
  • func (p Type) Imports() string
  • func (p Type) Subst(text string) string
  • func (p Type) Var(name string, defval interface{}) interface{}
• type Variables

Variables

var (
	// ErrEndRequired is returned if eql script doesn't end by `%>`.
	ErrEndRequired = errors.New("eql script requires `%>` to end")

	// ErrEndOfString is returned if string doesn't end.
	ErrEndOfString = errors.New("string doesn't end")
)

var Exports = map[string]interface{}{
	"new":   New,
	"parse": Parse,
	"subst": Subst,

	"input":     Input,
	"inputFile": InputFile,

	"ErrEndRequired": ErrEndRequired,
	"ErrEndOfString": ErrEndOfString,
}

Exports is the export table of this module.

Functions

func Input

func Input(input string) (ret map[string]interface{}, err error)

Input decodes a json string.

func InputFile

func InputFile(input string) (ret map[string]interface{}, err error)

InputFile decodes a json file.

func Parse

func Parse(source string) (code []byte, err error)

Parse parses eql source into qlang code.

func Subst

func Subst(text string, lang interface{}) string

Subst substs variables in text.

Types

type Type

type Type struct {
	Impl qlang
}

A Type is a eql script engine.

func New

func New(ql qlang) Type

New creates a new eql script engine.

func (Type) Execute

func (p Type) Execute(source string, fname string, output string) (err error)

Execute executes a eql template string.

func (Type) ExecuteDir

func (p Type) ExecuteDir(global map[string]interface{}, source, output string) (err error)

ExecuteDir executes a eql template directory.

func (Type) ExecuteFile

func (p Type) ExecuteFile(source, output string) (err error)

ExecuteFile executes a eql template file.

func (Type) Imports

func (p Type) Imports() string

Imports returns import table.

func (Type) Subst

func (p Type) Subst(text string) string

Subst substs variables in text.

func (Type) Var

func (p Type) Var(name string, defval interface{}) interface{}

Var returns a variable value or defval if not found.

type Variables

type Variables interface {
	GetVar(name string) (v interface{}, ok bool)
}

Variables represent how to get value of a variable.