reorg: move JS ops implementations to cli/js/ops/, part 3 (#4302)

Following JS ops were moved to separate files in cli/js/ops directory:
- net
- tls
- fs

1 files changed, 67 insertions, 0 deletions

diff --git a/cli/js/ops/fs/mkdir.ts b/cli/js/ops/fs/mkdir.ts
new file mode 100644
index 000000000..4df33a29f
--- /dev/null
+++ b/cli/js/ops/fs/mkdir.ts
@@ -0,0 +1,67 @@
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+import { sendSync, sendAsync } from "../dispatch_json.ts";
+
+// TODO(ry) The complexity in argument parsing is to support deprecated forms of
+// mkdir and mkdirSync.
+function mkdirArgs(
+  path: string,
+  optionsOrRecursive?: MkdirOptions | boolean,
+  mode?: number
+): { path: string; recursive: boolean; mode: number } {
+  const args = { path, recursive: false, mode: 0o777 };
+  if (typeof optionsOrRecursive == "boolean") {
+    args.recursive = optionsOrRecursive;
+    if (mode) {
+      args.mode = mode;
+    }
+  } else if (optionsOrRecursive) {
+    if (typeof optionsOrRecursive.recursive == "boolean") {
+      args.recursive = optionsOrRecursive.recursive;
+    }
+    if (optionsOrRecursive.mode) {
+      args.mode = optionsOrRecursive.mode;
+    }
+  }
+  return args;
+}
+
+export interface MkdirOptions {
+  /** Defaults to `false`. If set to `true`, means that any intermediate
+   * directories will also be created (as with the shell command `mkdir -p`).
+   * Intermediate directories are created with the same permissions.
+   * When recursive is set to `true`, succeeds silently (without changing any
+   * permissions) if a directory already exists at the path. */
+  recursive?: boolean;
+  /** Permissions to use when creating the directory (defaults to `0o777`,
+   * before the process's umask).
+   * Does nothing/raises on Windows. */
+  mode?: number;
+}
+
+/** Synchronously creates a new directory with the specified path.
+ *
+ *       Deno.mkdirSync("new_dir");
+ *       Deno.mkdirSync("nested/directories", { recursive: true });
+ *
+ * Requires `allow-write` permission. */
+export function mkdirSync(
+  path: string,
+  optionsOrRecursive?: MkdirOptions | boolean,
+  mode?: number
+): void {
+  sendSync("op_mkdir", mkdirArgs(path, optionsOrRecursive, mode));
+}
+
+/** Creates a new directory with the specified path.
+ *
+ *       await Deno.mkdir("new_dir");
+ *       await Deno.mkdir("nested/directories", { recursive: true });
+ *
+ * Requires `allow-write` permission. */
+export async function mkdir(
+  path: string,
+  optionsOrRecursive?: MkdirOptions | boolean,
+  mode?: number
+): Promise<void> {
+  await sendAsync("op_mkdir", mkdirArgs(path, optionsOrRecursive, mode));
+}