3 files changed, 23 insertions, 0 deletions
diff --git a/cli/js/dispatch.ts b/cli/js/dispatch.ts
index d66467011..c2690ad32 100644
--- a/cli/js/dispatch.ts
+++ b/cli/js/dispatch.ts
@@ -38,6 +38,7 @@ export let OP_GLOBAL_TIMER: number;
 export let OP_NOW: number;
 export let OP_QUERY_PERMISSION: number;
 export let OP_REVOKE_PERMISSION: number;
+export let OP_REQUEST_PERMISSION: number;
 export let OP_CREATE_WORKER: number;
 export let OP_HOST_GET_WORKER_CLOSED: number;
 export let OP_HOST_POST_MESSAGE: number;
diff --git a/cli/js/lib.deno_runtime.d.ts b/cli/js/lib.deno_runtime.d.ts
index 1f01f1384..87da83e9a 100644
--- a/cli/js/lib.deno_runtime.d.ts
+++ b/cli/js/lib.deno_runtime.d.ts
@@ -933,6 +933,15 @@ declare namespace Deno {
      *       assert(status.state !== "granted")
      */
     revoke(d: PermissionDescriptor): Promise<PermissionStatus>;
+    /** Requests the permission.
+     *       const status = await Deno.permissions.request({ name: "env" });
+     *       if (status.state === "granted") {
+     *         console.log(Deno.homeDir());
+     *       } else {
+     *         console.log("'env' permission is denied.");
+     *       }
+     */
+    request(desc: PermissionDescriptor): Promise<PermissionStatus>;
   }
   export const permissions: Permissions;
 
diff --git a/cli/js/permissions.ts b/cli/js/permissions.ts
index 16ea3e5c2..c3530e970 100644
--- a/cli/js/permissions.ts
+++ b/cli/js/permissions.ts
@@ -68,6 +68,19 @@ export class Permissions {
     const { state } = sendSync(dispatch.OP_REVOKE_PERMISSION, desc);
     return new PermissionStatus(state);
   }
+
+  /** Requests the permission.
+   *       const status = await Deno.permissions.request({ name: "env" });
+   *       if (status.state === "granted") {
+   *         console.log(Deno.homeDir());
+   *       } else {
+   *         console.log("'env' permission is denied.");
+   *       }
+   */
+  async request(desc: PermissionDescriptor): Promise<PermissionStatus> {
+    const { state } = sendSync(dispatch.OP_REQUEST_PERMISSION, desc);
+    return new PermissionStatus(state);
+  }
 }
 
 export const permissions = new Permissions();