@graphprotocol/graph-ts/common/json.ts

TypeScript/AssemblyScript library for writing subgraph mappings for The Graph

import { Bytes, Result } from './collections';
import { BigInt } from './numbers';
import { JSONValue } from './value';

/** Host JSON interface */
export declare namespace json {
  function fromBytes(data: Bytes): JSONValue;
  function try_fromBytes(data: Bytes): Result<JSONValue, boolean>;
  function toI64(decimal: string): i64;
  function toU64(decimal: string): u64;
  function toF64(decimal: string): f64;
  function toBigInt(decimal: string): BigInt;
}

export namespace json {
  export function fromString(data: string): JSONValue {
    const bytes = Bytes.fromUTF8(data);

    return json.fromBytes(bytes);
  }

  export function try_fromString(data: string): Result<JSONValue, boolean> {
    const bytes = Bytes.fromUTF8(data);

    return json.try_fromBytes(bytes);
  }
}