@pothos/core/esm/utils/base64.js

Pothos (formerly GiraphQL) is a plugin based schema builder for creating code-first GraphQL schemas in typescript

import { PothosValidationError } from '../errors.js';
const getGlobalThis = () => {
    if (typeof globalThis !== "undefined") {
        return globalThis;
    }
    // biome-ignore lint/style/noRestrictedGlobals: this is fine
    if (typeof self !== "undefined") {
        // biome-ignore lint/style/noRestrictedGlobals: this is fine
        return self;
    }
    // @ts-ignore
    if (typeof window !== "undefined") {
        return window;
    }
    if (typeof global !== "undefined") {
        return global;
    }
    if (this !== undefined) {
        return this;
    }
    throw new Error("Unable to locate global `this`");
};
export function encodeBase64(value) {
    const localGlobalThis = getGlobalThis();
    if (typeof localGlobalThis.Buffer === "function") {
        return localGlobalThis.Buffer.from(value).toString("base64");
    }
    if (typeof localGlobalThis.btoa === "function") {
        return localGlobalThis.btoa(value);
    }
    throw new Error("Unable to locate global `Buffer` or `btoa`");
}
const base64Regex = /^(?:[\d+/A-Za-z]{4})*(?:[\d+/A-Za-z]{2}==|[\d+/A-Za-z]{3}=)?$/;
export function decodeBase64(value) {
    if (!base64Regex.test(value)) {
        throw new PothosValidationError("Invalid base64 string");
    }
    const localGlobalThis = getGlobalThis();
    if (typeof localGlobalThis.Buffer === "function") {
        return localGlobalThis.Buffer.from(value, "base64").toString();
    }
    if (typeof localGlobalThis.atob === "function") {
        return localGlobalThis.atob(value);
    }
    throw new Error("Unable to locate global `Buffer` or `atob`");
}
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