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Bindings to Node.js and browser platform APIs
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Files
src/storage_ffi.mjs
import { Ok, Error } from "./gleam.mjs";
export function localStorage() {
try {
if (
globalThis.Storage &&
globalThis.localStorage instanceof globalThis.Storage
) {
return new Ok(globalThis.localStorage);
} else {
return new Error(null);
}
} catch {
return new Error(null);
}
}
export function sessionStorage() {
try {
if (
globalThis.Storage &&
globalThis.sessionStorage instanceof globalThis.Storage
) {
return new Ok(globalThis.sessionStorage);
} else {
return new Error(null);
}
} catch {
return new Error(null);
}
}
export function length(storage) {
return storage.length;
}
export function key(storage, index) {
return null_or(storage.key(index));
}
export function getItem(storage, keyName) {
return null_or(storage.getItem(keyName));
}
export function setItem(storage, keyName, keyValue) {
try {
storage.setItem(keyName, keyValue);
return new Ok(null);
} catch {
return new Error(null);
}
}
export function removeItem(storage, keyName) {
storage.removeItem(keyName);
}
export function clear(storage) {
storage.clear();
}
function null_or(val) {
if (val !== null) {
return new Ok(val);
} else {
return new Error(null);
}
}