fix(std/path) duplicate export sep/SEP and naming conventions

path/_separator.ts

@@ -0,0 +1,12 @@
+// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
+// This module is browser compatible.
+
+// NOTE: This file exists to break circular referencecs; it should NOT be
+// imported directly, outside of the "std/path" module.
+
+import { isWindows } from "../_util/os.ts";
+import { sep as win32Sep } from "./win32.ts";
+import { sep as posixSep } from "./posix.ts";
+
+export const SEP = isWindows ? win32Sep : posixSep;
+export const SEP_PATTERN = isWindows ? /[\\/]+/ : /\/+/;

path/common.ts

@@ -1,7 +1,7 @@
 // Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-import { SEP } from "./separator.ts";
+import { SEP } from "./_separator.ts";
 
 /** Determines the common path from a set of paths, using an optional separator,
  * which defaults to the OS default separator.

path/glob.ts

@@ -2,7 +2,7 @@
 // This module is browser compatible.
 
 import { isWindows, osType } from "../_util/os.ts";
-import { SEP, SEP_PATTERN } from "./separator.ts";
+import { SEP, SEP_PATTERN } from "./_separator.ts";
 import * as _win32 from "./win32.ts";
 import * as _posix from "./posix.ts";
 import type { OSType } from "../_util/os.ts";

path/mod.ts

@@ -49,6 +49,6 @@ export const {
 } = path;
 
 export * from "./common.ts";
-export { SEP, SEP_PATTERN } from "./separator.ts";
+export * from "./_separator.ts";
 export * from "./_interface.ts";
 export * from "./glob.ts";