NAME

Wasm::Wasmtime::Instance - Wasmtime instance class

VERSION

version 0.01

SYNOPSIS

use Wasm::Wasmtime;

my $module = Wasm::Wasmtime::Module->new(wat => '(module)');
my $instance = Wasm::Wasmtime::Instance->new($module, []);

DESCRIPTION

WARNING: WebAssembly and Wasmtime are a moving target and the interface for these modules is under active development. Use with caution.

This class represents an instance of a WebAssembly module Wasm::Wasmtime::Module.

CONSTRUCTOR

new

my $instance = Wasm::Wasmtime::Instance->new(
  $module     # Wasm::Wasmtime::Module
);
my $instance = Wasm::Wasmtime::Instance->new(
  $module,    # Wasm::Wasmtime::Module
  \@imports,  # array reference of Wasm::Wasmtime::Extern
);

Create a new instance of the instance class.

METHODS

get_export

my $extern = $instance->get_export($name);

Returns a Wasm::Wasmtime::Extern object with the given $name. If no such object exists, then undef will be returned.

Extern objects represent functions, globals, tables or memory in WebAssembly.

module

my $module = $instance->module;

Returns the Wasm::Wasmtime::Module for this instance.

exports

my @externs = $instance->exports;

Returns a list of Wasm::Wasmtime::Extern objects for the functions, globals, tables and memory exported by the WebAssembly instance.

AUTHOR

Graham Ollis <plicease@cpan.org>

COPYRIGHT AND LICENSE

This software is copyright (c) 2020 by Graham Ollis.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.