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denoland-deno/ext/node/polyfills/internal/net.ts
Bartek Iwańczuk ce75e31625 refactor(core): include_js_files! 'dir' option doesn't change specifiers (#18019)
This commit changes "include_js_files!" macro from "deno_core"
in a way that "dir" option doesn't cause specifiers to be rewritten 
to include it.

Example:
```
include_js_files! {
  dir "js",
  "hello.js",
}
```

The above definition required embedders to use:
`import ... from "internal:<ext_name>/js/hello.js"`. 
But with this change, the "js" directory in which the files are stored
is an implementation detail, which for embedders results in: 
`import ... from "internal:<ext_name>/hello.js"`.

The directory the files are stored in, is an implementation detail and 
in some cases might result in a significant size difference for the 
snapshot. As an example, in "deno_node" extension, we store the 
source code in "polyfills" directory; which resulted in each specifier 
to look like "internal:deno_node/polyfills/<module_name>", but with 
this change it's "internal:deno_node/<module_name>". 

Given that "deno_node" has over 100 files, many of them having 
several import specifiers to the same extension, this change removes
10 characters from each import specifier.
2023-03-10 12:47:26 +09:00

95 lines
3.1 KiB
TypeScript

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
import { Buffer } from "internal:deno_node/buffer.ts";
import { uvException } from "internal:deno_node/internal/errors.ts";
import { writeBuffer } from "internal:deno_node/internal_binding/node_file.ts";
// IPv4 Segment
const v4Seg = "(?:[0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])";
const v4Str = `(${v4Seg}[.]){3}${v4Seg}`;
const IPv4Reg = new RegExp(`^${v4Str}$`);
// IPv6 Segment
const v6Seg = "(?:[0-9a-fA-F]{1,4})";
const IPv6Reg = new RegExp(
"^(" +
`(?:${v6Seg}:){7}(?:${v6Seg}|:)|` +
`(?:${v6Seg}:){6}(?:${v4Str}|:${v6Seg}|:)|` +
`(?:${v6Seg}:){5}(?::${v4Str}|(:${v6Seg}){1,2}|:)|` +
`(?:${v6Seg}:){4}(?:(:${v6Seg}){0,1}:${v4Str}|(:${v6Seg}){1,3}|:)|` +
`(?:${v6Seg}:){3}(?:(:${v6Seg}){0,2}:${v4Str}|(:${v6Seg}){1,4}|:)|` +
`(?:${v6Seg}:){2}(?:(:${v6Seg}){0,3}:${v4Str}|(:${v6Seg}){1,5}|:)|` +
`(?:${v6Seg}:){1}(?:(:${v6Seg}){0,4}:${v4Str}|(:${v6Seg}){1,6}|:)|` +
`(?::((?::${v6Seg}){0,5}:${v4Str}|(?::${v6Seg}){1,7}|:))` +
")(%[0-9a-zA-Z-.:]{1,})?$",
);
export function isIPv4(ip: string) {
return RegExp.prototype.test.call(IPv4Reg, ip);
}
export function isIPv6(ip: string) {
return RegExp.prototype.test.call(IPv6Reg, ip);
}
export function isIP(ip: string) {
if (isIPv4(ip)) {
return 4;
}
if (isIPv6(ip)) {
return 6;
}
return 0;
}
export function makeSyncWrite(fd: number) {
return function (
// deno-lint-ignore no-explicit-any
this: any,
// deno-lint-ignore no-explicit-any
chunk: any,
enc: string,
cb: (err?: Error) => void,
) {
if (enc !== "buffer") {
chunk = Buffer.from(chunk, enc);
}
this._handle.bytesWritten += chunk.length;
const ctx: { errno?: number } = {};
writeBuffer(fd, chunk, 0, chunk.length, null, ctx);
if (ctx.errno !== undefined) {
const ex = uvException(ctx);
ex.errno = ctx.errno;
return cb(ex);
}
cb();
};
}
export const normalizedArgsSymbol = Symbol("normalizedArgs");