@solana/rpc-spec-types/dist/index.node.mjs.map

Shared generic JSON RPC specifications

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It transforms every\n * numerical value into a BigInt without loss of precision.\n */\nexport function parseJsonWithBigInts(json: string): unknown {\n    return JSON.parse(wrapIntegersInBigIntValueObject(json), (_, value) => {\n        return isBigIntValueObject(value) ? unwrapBigIntValueObject(value) : value;\n    });\n}\n\nfunction wrapIntegersInBigIntValueObject(json: string): string {\n    const out = [];\n    let inQuote = false;\n    for (let ii = 0; ii < json.length; ii++) {\n        let isEscaped = false;\n        if (json[ii] === '\\\\') {\n            out.push(json[ii++]);\n            isEscaped = !isEscaped;\n        }\n        if (json[ii] === '\"') {\n            out.push(json[ii]);\n            if (!isEscaped) {\n                inQuote = !inQuote;\n            }\n            continue;\n        }\n        if (!inQuote) {\n            const consumedNumber = consumeNumber(json, ii);\n            if (consumedNumber?.length) {\n                ii += consumedNumber.length - 1;\n                // Don't wrap numbers that contain a decimal point or a negative exponent.\n                if (consumedNumber.match(/\\.|[eE]-/)) {\n                    out.push(consumedNumber);\n                } else {\n                    out.push(wrapBigIntValueObject(consumedNumber));\n                }\n                continue;\n            }\n        }\n        out.push(json[ii]);\n    }\n\n    return out.join('');\n}\n\nfunction consumeNumber(json: string, ii: number): string | null {\n    /** @see https://stackoverflow.com/a/13340826/11440277 */\n    const JSON_NUMBER_REGEX = /^-?(?:0|[1-9]\\d*)(?:\\.\\d+)?(?:[eE][+-]?\\d+)?/;\n\n    // Stop early if the first character isn't a digit or a minus sign.\n    if (!json[ii]?.match(/[-\\d]/)) {\n        return null;\n    }\n\n    // Otherwise, check if the next characters form a valid JSON number.\n    const numberMatch = json.slice(ii).match(JSON_NUMBER_REGEX);\n    return numberMatch ? numberMatch[0] : null;\n}\n\ntype BigIntValueObject = {\n    // `$` implies 'this is a value object'.\n    // `n` implies 'interpret the value as a bigint'.\n    $n: string;\n};\n\nfunction wrapBigIntValueObject(value: string): string {\n    return `{\"$n\":\"${value}\"}`;\n}\n\nfunction unwrapBigIntValueObject({ $n }: BigIntValueObject): bigint {\n    if ($n.match(/[eE]/)) {\n        const [units, exponent] = $n.split(/[eE]/);\n        return BigInt(units) * BigInt(10) ** BigInt(exponent);\n    }\n    return BigInt($n);\n}\n\nfunction isBigIntValueObject(value: unknown): value is BigIntValueObject {\n    return !!value && typeof value === 'object' && '$n' in value && typeof value.$n === 'string';\n}\n","import { RpcRequest } from './rpc-request';\n\nlet _nextMessageId = 0n;\nfunction getNextMessageId(): string {\n    const id = _nextMessageId;\n    _nextMessageId++;\n    return id.toString();\n}\n\n/**\n * Returns a spec-compliant JSON RPC 2.0 message, given a method name and some params.\n *\n * Generates a new `id` on each call by incrementing a `bigint` and casting it to a string.\n */\nexport function createRpcMessage<TParams>(request: RpcRequest<TParams>) {\n    return {\n        id: getNextMessageId(),\n        jsonrpc: '2.0',\n        method: request.methodName,\n        params: request.params,\n    };\n}\n","/**\n * Transforms a value into a JSON string, whilst rendering bigints as large unsafe integers.\n */\nexport function stringifyJsonWithBigints(value: unknown, space?: number | string): string {\n    return unwrapBigIntValueObject(\n        JSON.stringify(value, (_, v) => (typeof v === 'bigint' ? wrapBigIntValueObject(v) : v), space),\n    );\n}\n\ntype BigIntValueObject = {\n    // `$` implies 'this is a value object'.\n    // `n` implies 'interpret the value as a bigint'.\n    $n: string;\n};\n\nfunction wrapBigIntValueObject(value: bigint): BigIntValueObject {\n    return { $n: `${value}` };\n}\n\nfunction unwrapBigIntValueObject(value: string): string {\n    return value.replace(/\\{\\s*\"\\$n\"\\s*:\\s*\"(-?\\d+)\"\\s*\\}/g, '$1');\n}\n"]}