lowleveljavascriptvm.md

quickjs-emscripten › Globals › LowLevelJavascriptVm

Interface: LowLevelJavascriptVm <VmHandle>

A minimal interface to a Javascript execution environment.

Higher-level tools should build over the LowLevelJavascriptVm interface to share as much as possible between executors.

From https://www.figma.com/blog/how-we-built-the-figma-plugin-system/

Type parameters

▪ VmHandle

Hierarchy

• LowLevelJavascriptVm

Implemented by

• QuickJSVm

Index

Properties

• global
• undefined

Methods

• callFunction
• defineProp
• evalCode
• getNumber
• getProp
• getString
• newFunction
• newNumber
• newObject
• newString
• setProp
• typeof

Properties

global

• global: VmHandle

Defined in vm-interface.ts:46

---

undefined

• undefined: VmHandle

Defined in vm-interface.ts:47

Methods

callFunction

▸ callFunction(func: VmHandle, thisVal: VmHandle, ...args: VmHandle[]): VmCallResult‹VmHandle›

Defined in vm-interface.ts:68

Parameters:

Name	Type
func	VmHandle
thisVal	VmHandle
...args	VmHandle[]

Returns: VmCallResult‹VmHandle›

---

defineProp

▸ defineProp(handle: VmHandle, key: string | VmHandle, descriptor: VmPropertyDescriptor‹VmHandle›): void

Defined in vm-interface.ts:62

Parameters:

Name	Type
handle	VmHandle
key	string | VmHandle
descriptor	VmPropertyDescriptor‹VmHandle›

Returns: void

---

evalCode

▸ evalCode(code: string): VmCallResult‹VmHandle›

Defined in vm-interface.ts:69

Parameters:

Name	Type
code	string

Returns: VmCallResult‹VmHandle›

---

getNumber

▸ getNumber(handle: VmHandle): number

Defined in vm-interface.ts:51

Parameters:

Name	Type
handle	VmHandle

Returns: number

---

getProp

▸ getProp(handle: VmHandle, key: string | VmHandle): VmHandle

Defined in vm-interface.ts:60

Parameters:

Name	Type
handle	VmHandle
key	string | VmHandle

Returns: VmHandle

---

getString

▸ getString(handle: VmHandle): string

Defined in vm-interface.ts:52

Parameters:

Name	Type
handle	VmHandle

Returns: string

---

newFunction

▸ newFunction(name: string, value: VmFunctionImplementation‹VmHandle›): VmHandle

Defined in vm-interface.ts:57

Parameters:

Name	Type
name	string
value	VmFunctionImplementation‹VmHandle›

Returns: VmHandle

---

newNumber

▸ newNumber(value: number): VmHandle

Defined in vm-interface.ts:54

Parameters:

Name	Type
value	number

Returns: VmHandle

---

newObject

▸ newObject(prototype?: VmHandle): VmHandle

Defined in vm-interface.ts:56

Parameters:

Name	Type
prototype?	VmHandle

Returns: VmHandle

---

newString

▸ newString(value: string): VmHandle

Defined in vm-interface.ts:55

Parameters:

Name	Type
value	string

Returns: VmHandle

---

setProp

▸ setProp(handle: VmHandle, key: string | VmHandle, value: VmHandle): void

Defined in vm-interface.ts:61

Parameters:

Name	Type
handle	VmHandle
key	string | VmHandle
value	VmHandle

Returns: void

---

typeof

▸ typeof(handle: VmHandle): string

Defined in vm-interface.ts:49

Parameters:

Name	Type
handle	VmHandle

Returns: string