tengo

package module

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Versions in this module

v2

v2.13.6

Jan 12, 2023

Changes in this version

type Compiled

+ func (c *Compiled) GetAllWithGlobals(globals []Object) []*Variable

+ func (c *Compiled) GetWithGlobals(name string, globals []Object) *Variable

+ func (c *Compiled) SolveVariables(globalVariables map[string]interface{}) ([]Object, error)

v2.13.5

Jan 12, 2023

v2.13.4

Jan 12, 2023

Changes in this version

type Compiled

+ func (c *Compiled) RunWithGlobalVariables(globalVariables map[string]interface{}) error

v2.13.3

Jan 12, 2023

Changes in this version

type Compiled

+ func (c *Compiled) RunWithGlobals(ctx context.Context, globals []Object) error

v2.13.2

Jan 11, 2023

Changes in this version

+ func ToContext(o Object) (v context.Context, ok bool)

v2.13.1

Jan 11, 2023

Changes in this version

+ const GlobalsSize

+ const MaxFrames

+ const SourceFileExtDefault

+ const StackSize

+ var ErrBytesLimit = errors.New("exceeding bytes size limit")

+ var ErrIndexOutOfBounds = errors.New("index out of bounds")

+ var ErrInvalidIndexOnError = errors.New("invalid index on error")

+ var ErrInvalidIndexType = errors.New("invalid index type")

+ var ErrInvalidIndexValueType = errors.New("invalid index value type")

+ var ErrInvalidOperator = errors.New("invalid operator")

+ var ErrInvalidRangeStep = errors.New("range step must be greater than 0")

+ var ErrNotImplemented = errors.New("not implemented")

+ var ErrNotIndexAssignable = errors.New("not index-assignable")

+ var ErrNotIndexable = errors.New("not indexable")

+ var ErrObjectAllocLimit = errors.New("object allocation limit exceeded")

+ var ErrStackOverflow = errors.New("stack overflow")

+ var ErrStringLimit = errors.New("exceeding string size limit")

+ var ErrWrongNumArguments = errors.New("wrong number of arguments")

+ var MaxBytesLen = 2147483647

+ var MaxStringLen = 2147483647

+ func CountObjects(o Object) (c int)

+ func Eval(ctx context.Context, expr string, params map[string]interface{}) (interface{}, error)

+ func Format(format string, a ...Object) (string, error)

+ func FormatInstructions(b []byte, posOffset int) []string

+ func MakeInstruction(opcode parser.Opcode, operands ...int) []byte

+ func ToBool(o Object) (v bool, ok bool)

+ func ToByteSlice(o Object) (v []byte, ok bool)

+ func ToFloat64(o Object) (v float64, ok bool)

+ func ToInt(o Object) (v int, ok bool)

+ func ToInt64(o Object) (v int64, ok bool)

+ func ToInterface(o Object) (res interface{})

+ func ToRune(o Object) (v rune, ok bool)

+ func ToString(o Object) (v string, ok bool)

+ func ToTime(o Object) (v time.Time, ok bool)

+ type Array struct

+ Value []Object

+ func (o *Array) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *Array) CanIterate() bool

+ func (o *Array) Copy() Object

+ func (o *Array) Equals(x Object) bool

+ func (o *Array) IndexGet(index Object) (res Object, err error)

+ func (o *Array) IndexSet(index, value Object) (err error)

+ func (o *Array) IsFalsy() bool

+ func (o *Array) Iterate() Iterator

+ func (o *Array) String() string

+ func (o *Array) TypeName() string

+ type ArrayIterator struct

+ func (i *ArrayIterator) Copy() Object

+ func (i *ArrayIterator) Equals(Object) bool

+ func (i *ArrayIterator) IsFalsy() bool

+ func (i *ArrayIterator) Key() Object

+ func (i *ArrayIterator) Next() bool

+ func (i *ArrayIterator) String() string

+ func (i *ArrayIterator) TypeName() string

+ func (i *ArrayIterator) Value() Object

+ type Bool struct

+ func (o *Bool) Copy() Object

+ func (o *Bool) Equals(x Object) bool

+ func (o *Bool) GobDecode(b []byte) (err error)

+ func (o *Bool) GobEncode() (b []byte, err error)

+ func (o *Bool) IsFalsy() bool

+ func (o *Bool) String() string

+ func (o *Bool) TypeName() string

+ type BuiltinFunction struct

+ Name string

+ Value CallableFunc

+ func GetAllBuiltinFunctions() []*BuiltinFunction

+ func (o *BuiltinFunction) Call(args ...Object) (Object, error)

+ func (o *BuiltinFunction) CanCall() bool

+ func (o *BuiltinFunction) Copy() Object

+ func (o *BuiltinFunction) Equals(_ Object) bool

+ func (o *BuiltinFunction) String() string

+ func (o *BuiltinFunction) TypeName() string

+ type BuiltinModule struct

+ Attrs map[string]Object

+ func (m *BuiltinModule) AsImmutableMap(moduleName string) *ImmutableMap

+ func (m *BuiltinModule) Import(moduleName string) (interface{}, error)

+ type Bytecode struct

+ Constants []Object

+ FileSet *parser.SourceFileSet

+ MainFunction *CompiledFunction

+ func (b *Bytecode) CountObjects() int

+ func (b *Bytecode) Decode(r io.Reader, modules *ModuleMap) error

+ func (b *Bytecode) Encode(w io.Writer) error

+ func (b *Bytecode) FormatConstants() (output []string)

+ func (b *Bytecode) FormatInstructions() []string

+ func (b *Bytecode) RemoveDuplicates()

+ type Bytes struct

+ Value []byte

+ func (o *Bytes) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *Bytes) CanIterate() bool

+ func (o *Bytes) Copy() Object

+ func (o *Bytes) Equals(x Object) bool

+ func (o *Bytes) IndexGet(index Object) (res Object, err error)

+ func (o *Bytes) IsFalsy() bool

+ func (o *Bytes) Iterate() Iterator

+ func (o *Bytes) String() string

+ func (o *Bytes) TypeName() string

+ type BytesIterator struct

+ func (i *BytesIterator) Copy() Object

+ func (i *BytesIterator) Equals(Object) bool

+ func (i *BytesIterator) Key() Object

+ func (i *BytesIterator) Next() bool

+ func (i *BytesIterator) String() string

+ func (i *BytesIterator) TypeName() string

+ func (i *BytesIterator) Value() Object

+ type CallableFunc = func(args ...Object) (ret Object, err error)

+ type Char struct

+ Value rune

+ func (o *Char) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *Char) Copy() Object

+ func (o *Char) Equals(x Object) bool

+ func (o *Char) IsFalsy() bool

+ func (o *Char) String() string

+ func (o *Char) TypeName() string

+ type Compiled struct

+ func (c *Compiled) Clone() *Compiled

+ func (c *Compiled) Get(name string) *Variable

+ func (c *Compiled) GetAll() []*Variable

+ func (c *Compiled) IsDefined(name string) bool

+ func (c *Compiled) Run() error

+ func (c *Compiled) RunContext(ctx context.Context) (err error)

+ func (c *Compiled) Set(name string, value interface{}) error

+ type CompiledFunction struct

+ Free []*ObjectPtr

+ Instructions []byte

+ NumLocals int

+ NumParameters int

+ SourceMap map[int]parser.Pos

+ VarArgs bool

+ func (o *CompiledFunction) CanCall() bool

+ func (o *CompiledFunction) Copy() Object

+ func (o *CompiledFunction) Equals(_ Object) bool

+ func (o *CompiledFunction) SourcePos(ip int) parser.Pos

+ func (o *CompiledFunction) String() string

+ func (o *CompiledFunction) TypeName() string

+ type Compiler struct

+ func NewCompiler(file *parser.SourceFile, symbolTable *SymbolTable, constants []Object, ...) *Compiler

+ func (c *Compiler) Bytecode() *Bytecode

+ func (c *Compiler) Compile(node parser.Node) error

+ func (c *Compiler) EnableFileImport(enable bool)

+ func (c *Compiler) GetImportFileExt() []string

+ func (c *Compiler) SetImportDir(dir string)

+ func (c *Compiler) SetImportFileExt(exts ...string) error

+ type CompilerError struct

+ Err error

+ FileSet *parser.SourceFileSet

+ Node parser.Node

+ func (e *CompilerError) Error() string

+ type Context struct

+ Value context.Context

+ func (o *Context) TypeName() string

+ type ErrInvalidArgumentType struct

+ Expected string

+ Found string

+ Name string

+ func (e ErrInvalidArgumentType) Error() string

+ type Error struct

+ Value Object

+ func (o *Error) Copy() Object

+ func (o *Error) Equals(x Object) bool

+ func (o *Error) IndexGet(index Object) (res Object, err error)

+ func (o *Error) IsFalsy() bool

+ func (o *Error) String() string

+ func (o *Error) TypeName() string

+ type Float struct

+ Value float64

+ func (o *Float) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *Float) Copy() Object

+ func (o *Float) Equals(x Object) bool

+ func (o *Float) IsFalsy() bool

+ func (o *Float) String() string

+ func (o *Float) TypeName() string

+ type ImmutableArray struct

+ Value []Object

+ func (o *ImmutableArray) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *ImmutableArray) CanIterate() bool

+ func (o *ImmutableArray) Copy() Object

+ func (o *ImmutableArray) Equals(x Object) bool

+ func (o *ImmutableArray) IndexGet(index Object) (res Object, err error)

+ func (o *ImmutableArray) IsFalsy() bool

+ func (o *ImmutableArray) Iterate() Iterator

+ func (o *ImmutableArray) String() string

+ func (o *ImmutableArray) TypeName() string

+ type ImmutableMap struct

+ Value map[string]Object

+ func (o *ImmutableMap) CanIterate() bool

+ func (o *ImmutableMap) Copy() Object

+ func (o *ImmutableMap) Equals(x Object) bool

+ func (o *ImmutableMap) IndexGet(index Object) (res Object, err error)

+ func (o *ImmutableMap) IsFalsy() bool

+ func (o *ImmutableMap) Iterate() Iterator

+ func (o *ImmutableMap) String() string

+ func (o *ImmutableMap) TypeName() string

+ type Importable interface

+ Import func(moduleName string) (interface{}, error)

+ type Int struct

+ Value int64

+ func (o *Int) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *Int) Copy() Object

+ func (o *Int) Equals(x Object) bool

+ func (o *Int) IsFalsy() bool

+ func (o *Int) String() string

+ func (o *Int) TypeName() string

+ type Iterator interface

+ Key func() Object

+ Next func() bool

+ Value func() Object

+ type Map struct

+ Value map[string]Object

+ func (o *Map) CanIterate() bool

+ func (o *Map) Copy() Object

+ func (o *Map) Equals(x Object) bool

+ func (o *Map) IndexGet(index Object) (res Object, err error)

+ func (o *Map) IndexSet(index, value Object) (err error)

+ func (o *Map) IsFalsy() bool

+ func (o *Map) Iterate() Iterator

+ func (o *Map) String() string

+ func (o *Map) TypeName() string

+ type MapIterator struct

+ func (i *MapIterator) Copy() Object

+ func (i *MapIterator) Equals(Object) bool

+ func (i *MapIterator) IsFalsy() bool

+ func (i *MapIterator) Key() Object

+ func (i *MapIterator) Next() bool

+ func (i *MapIterator) String() string

+ func (i *MapIterator) TypeName() string

+ func (i *MapIterator) Value() Object

+ type ModuleGetter interface

+ Get func(name string) Importable

+ type ModuleMap struct

+ func NewModuleMap() *ModuleMap

+ func (m *ModuleMap) Add(name string, module Importable)

+ func (m *ModuleMap) AddBuiltinModule(name string, attrs map[string]Object)

+ func (m *ModuleMap) AddMap(o *ModuleMap)

+ func (m *ModuleMap) AddSourceModule(name string, src []byte)

+ func (m *ModuleMap) Copy() *ModuleMap

+ func (m *ModuleMap) Get(name string) Importable

+ func (m *ModuleMap) GetBuiltinModule(name string) *BuiltinModule

+ func (m *ModuleMap) GetSourceModule(name string) *SourceModule

+ func (m *ModuleMap) Len() int

+ func (m *ModuleMap) Remove(name string)

+ type Object interface

+ BinaryOp func(op token.Token, rhs Object) (Object, error)

+ Call func(args ...Object) (ret Object, err error)

+ CanCall func() bool

+ CanIterate func() bool

+ Copy func() Object

+ Equals func(another Object) bool

+ IndexGet func(index Object) (value Object, err error)

+ IndexSet func(index, value Object) error

+ IsFalsy func() bool

+ Iterate func() Iterator

+ String func() string

+ TypeName func() string

+ var FalseValue Object = &Bool{ ... }

+ var TrueValue Object = &Bool{ ... }

+ var UndefinedValue Object = &Undefined{}

+ func FromInterface(v interface{}) (Object, error)

+ type ObjectImpl struct

+ func (o *ObjectImpl) BinaryOp(_ token.Token, _ Object) (Object, error)

+ func (o *ObjectImpl) Call(_ ...Object) (ret Object, err error)

+ func (o *ObjectImpl) CanCall() bool

+ func (o *ObjectImpl) CanIterate() bool

+ func (o *ObjectImpl) Copy() Object

+ func (o *ObjectImpl) Equals(x Object) bool

+ func (o *ObjectImpl) IndexGet(_ Object) (res Object, err error)

+ func (o *ObjectImpl) IndexSet(_, _ Object) (err error)

+ func (o *ObjectImpl) IsFalsy() bool

+ func (o *ObjectImpl) Iterate() Iterator

+ func (o *ObjectImpl) String() string

+ func (o *ObjectImpl) TypeName() string

+ type ObjectPtr struct

+ Value *Object

+ func (o *ObjectPtr) Copy() Object

+ func (o *ObjectPtr) Equals(x Object) bool

+ func (o *ObjectPtr) IsFalsy() bool

+ func (o *ObjectPtr) String() string

+ func (o *ObjectPtr) TypeName() string

+ type Script struct

+ func NewScript(input []byte) *Script

+ func (s *Script) Add(name string, value interface{}) error

+ func (s *Script) Compile() (*Compiled, error)

+ func (s *Script) EnableFileImport(enable bool)

+ func (s *Script) Remove(name string) bool

+ func (s *Script) Run() (compiled *Compiled, err error)

+ func (s *Script) RunContext(ctx context.Context) (compiled *Compiled, err error)

+ func (s *Script) SetImportDir(dir string) error

+ func (s *Script) SetImports(modules ModuleGetter)

+ func (s *Script) SetMaxAllocs(n int64)

+ func (s *Script) SetMaxConstObjects(n int)

+ type SourceModule struct

+ Src []byte

+ func (m *SourceModule) Import(_ string) (interface{}, error)

+ type String struct

+ Value string

+ func (o *String) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *String) CanIterate() bool

+ func (o *String) Copy() Object

+ func (o *String) Equals(x Object) bool

+ func (o *String) IndexGet(index Object) (res Object, err error)

+ func (o *String) IsFalsy() bool

+ func (o *String) Iterate() Iterator

+ func (o *String) String() string

+ func (o *String) TypeName() string

+ type StringIterator struct

+ func (i *StringIterator) Copy() Object

+ func (i *StringIterator) Equals(Object) bool

+ func (i *StringIterator) IsFalsy() bool

+ func (i *StringIterator) Key() Object

+ func (i *StringIterator) Next() bool

+ func (i *StringIterator) String() string

+ func (i *StringIterator) TypeName() string

+ func (i *StringIterator) Value() Object

+ type Symbol struct

+ Index int

+ LocalAssigned bool

+ Name string

+ Scope SymbolScope

+ type SymbolScope string

+ const ScopeBuiltin

+ const ScopeFree

+ const ScopeGlobal

+ const ScopeLocal

+ type SymbolTable struct

+ func NewSymbolTable() *SymbolTable

+ func (t *SymbolTable) BuiltinSymbols() []*Symbol

+ func (t *SymbolTable) Define(name string) *Symbol

+ func (t *SymbolTable) DefineBuiltin(index int, name string) *Symbol

+ func (t *SymbolTable) Fork(block bool) *SymbolTable

+ func (t *SymbolTable) FreeSymbols() []*Symbol

+ func (t *SymbolTable) MaxSymbols() int

+ func (t *SymbolTable) Names() []string

+ func (t *SymbolTable) Parent(skipBlock bool) *SymbolTable

+ func (t *SymbolTable) Resolve(name string, recur bool) (*Symbol, int, bool)

+ type Time struct

+ Value time.Time

+ func (o *Time) BinaryOp(op token.Token, rhs Object) (Object, error)

+ func (o *Time) Copy() Object

+ func (o *Time) Equals(x Object) bool

+ func (o *Time) IsFalsy() bool

+ func (o *Time) String() string

+ func (o *Time) TypeName() string

+ type Undefined struct

+ func (o *Undefined) CanIterate() bool

+ func (o *Undefined) Copy() Object

+ func (o *Undefined) Equals(x Object) bool

+ func (o *Undefined) IndexGet(_ Object) (Object, error)

+ func (o *Undefined) IsFalsy() bool

+ func (o *Undefined) Iterate() Iterator

+ func (o *Undefined) Key() Object

+ func (o *Undefined) Next() bool

+ func (o *Undefined) String() string

+ func (o *Undefined) TypeName() string

+ func (o *Undefined) Value() Object

+ type UserFunction struct

+ Name string

+ Value CallableFunc

+ func (o *UserFunction) Call(args ...Object) (Object, error)

+ func (o *UserFunction) CanCall() bool

+ func (o *UserFunction) Copy() Object

+ func (o *UserFunction) Equals(_ Object) bool

+ func (o *UserFunction) String() string

+ func (o *UserFunction) TypeName() string

+ type VM struct

+ func NewVM(bytecode *Bytecode, globals []Object, maxAllocs int64) *VM

+ func (v *VM) Abort()

+ func (v *VM) IsStackEmpty() bool

+ func (v *VM) Run() (err error)

+ type Variable struct

+ func NewVariable(name string, value interface{}) (*Variable, error)

+ func (v *Variable) Array() []interface{}

+ func (v *Variable) Bool() bool

+ func (v *Variable) Bytes() []byte

+ func (v *Variable) Char() rune

+ func (v *Variable) Error() error

+ func (v *Variable) Float() float64

+ func (v *Variable) Int() int

+ func (v *Variable) Int64() int64

+ func (v *Variable) IsUndefined() bool

+ func (v *Variable) Map() map[string]interface{}

+ func (v *Variable) Name() string

+ func (v *Variable) Object() Object

+ func (v *Variable) String() string

+ func (v *Variable) Value() interface{}

+ func (v *Variable) ValueType() string

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