jasonwyatt/KWasm

/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */

package kwasm.ast.type

import kwasm.ast.AstNode

/**
 * Data class encapsulating the value type and mutability of a GlobalType in the spec.
 * From [the docs](https://webassembly.github.io/spec/core/text/types.html#global-types):
 *
 * ```
 *   globaltype ::=  t:valtype                => const t
 *                   ‘(’ ‘mut’  t:valtype ‘)’ => var t
 * ```
 */
data class GlobalType(val valueType: ValueType, val mutable: Boolean) :
    AstNode