const { PermissionDenied } = Deno.errors;
function getPermissionString(descriptors: Deno.PermissionDescriptor[]): string { return descriptors.length ? ` ${ descriptors .map((pd) => { switch (pd.name) { case "read": case "write": return pd.path ? `--allow-${pd.name}=${pd.path}` : `--allow-${pd.name}`; case "net": return pd.host ? `--allow-${pd.name}=${pd.host}` : `--allow-${pd.name}`; default: return `--allow-${pd.name}`; } }) .join("\n ") }` : "";}
export async function grant( ...descriptors: Deno.PermissionDescriptor[]): Promise<void | Deno.PermissionDescriptor[]>;export async function grant( descriptors: Deno.PermissionDescriptor[],): Promise<void | Deno.PermissionDescriptor[]>;export async function grant( descriptor: Deno.PermissionDescriptor[] | Deno.PermissionDescriptor, ...descriptors: Deno.PermissionDescriptor[]): Promise<void | Deno.PermissionDescriptor[]> { const result: Deno.PermissionDescriptor[] = []; descriptors = Array.isArray(descriptor) ? descriptor : [descriptor, ...descriptors]; for (const descriptor of descriptors) { let state = (await Deno.permissions.query(descriptor)).state; if (state === "prompt") { state = (await Deno.permissions.request(descriptor)).state; } if (state === "granted") { result.push(descriptor); } } return result.length ? result : undefined;}
export async function grantOrThrow( ...descriptors: Deno.PermissionDescriptor[]): Promise<void>;export async function grantOrThrow( descriptors: Deno.PermissionDescriptor[],): Promise<void>;export async function grantOrThrow( descriptor: Deno.PermissionDescriptor[] | Deno.PermissionDescriptor, ...descriptors: Deno.PermissionDescriptor[]): Promise<void> { const denied: Deno.PermissionDescriptor[] = []; descriptors = Array.isArray(descriptor) ? descriptor : [descriptor, ...descriptors]; for (const descriptor of descriptors) { const { state } = await Deno.permissions.request(descriptor); if (state !== "granted") { denied.push(descriptor); } } if (denied.length) { throw new PermissionDenied( `The following permissions have not been granted:\n${ getPermissionString( denied, ) }`, ); }}