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denoland-deno/runtime/js/40_tty.js
Leo Kettmeir b4aa153097
refactor: Use ES modules for internal runtime code (#17648)
This PR refactors all internal js files (except core) to be written as
ES modules.
`__bootstrap`has been mostly replaced with static imports in form in
`internal:[path to file from repo root]`.
To specify if files are ESM, an `esm` method has been added to
`Extension`, similar to the `js` method.
A new ModuleLoader called `InternalModuleLoader` has been added to
enable the loading of internal specifiers, which is used in all
situations except when a snapshot is only loaded, and not a new one is
created from it.

---------

Co-authored-by: Bartek Iwańczuk <biwanczuk@gmail.com>
2023-02-07 20:22:46 +01:00

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JavaScript

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
const core = globalThis.Deno.core;
const ops = core.ops;
const primordials = globalThis.__bootstrap.primordials;
const {
Uint32Array,
Uint8Array,
} = primordials;
const size = new Uint32Array(2);
function consoleSize() {
ops.op_console_size(size);
return { columns: size[0], rows: size[1] };
}
const isattyBuffer = new Uint8Array(1);
function isatty(rid) {
ops.op_isatty(rid, isattyBuffer);
return !!isattyBuffer[0];
}
export { consoleSize, isatty };