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pragma solidity >=0.8.13 <0.9.0;
import {VmSafe} from "./Vm.sol";
// Helpers for parsing and writing JSON files
// To parse:
// ```
// using stdJson for string;
// string memory json = vm.readFile("<some_path>");
// json.readUint("<json_path>");
// ```
// To write:
// ```
// using stdJson for string;
// string memory json = "json";
// json.serialize("a", uint256(123));
// string memory semiFinal = json.serialize("b", string("test"));
// string memory finalJson = json.serialize("c", semiFinal);
// finalJson.write("<some_path>");
// ```
library stdJson {
VmSafe private constant vm = VmSafe(address(uint160(uint256(keccak256("hevm cheat code")))));
function keyExists(string memory json, string memory key) internal view returns (bool) {
return vm.keyExistsJson(json, key);
}
function parseRaw(string memory json, string memory key) internal pure returns (bytes memory) {
return vm.parseJson(json, key);
}
function readUint(string memory json, string memory key) internal pure returns (uint256) {
return vm.parseJsonUint(json, key);
}
function readUintArray(string memory json, string memory key) internal pure returns (uint256[] memory) {
return vm.parseJsonUintArray(json, key);
}
function readInt(string memory json, string memory key) internal pure returns (int256) {
return vm.parseJsonInt(json, key);
}
function readIntArray(string memory json, string memory key) internal pure returns (int256[] memory) {
return vm.parseJsonIntArray(json, key);
}
function readBytes32(string memory json, string memory key) internal pure returns (bytes32) {
return vm.parseJsonBytes32(json, key);
}
function readBytes32Array(string memory json, string memory key) internal pure returns (bytes32[] memory) {
return vm.parseJsonBytes32Array(json, key);
}
function readString(string memory json, string memory key) internal pure returns (string memory) {
return vm.parseJsonString(json, key);
}
function readStringArray(string memory json, string memory key) internal pure returns (string[] memory) {
return vm.parseJsonStringArray(json, key);
}
function readAddress(string memory json, string memory key) internal pure returns (address) {
return vm.parseJsonAddress(json, key);
}
function readAddressArray(string memory json, string memory key) internal pure returns (address[] memory) {
return vm.parseJsonAddressArray(json, key);
}
function readBool(string memory json, string memory key) internal pure returns (bool) {
return vm.parseJsonBool(json, key);
}
function readBoolArray(string memory json, string memory key) internal pure returns (bool[] memory) {
return vm.parseJsonBoolArray(json, key);
}
function readBytes(string memory json, string memory key) internal pure returns (bytes memory) {
return vm.parseJsonBytes(json, key);
}
function readBytesArray(string memory json, string memory key) internal pure returns (bytes[] memory) {
return vm.parseJsonBytesArray(json, key);
}
function readUintOr(string memory json, string memory key, uint256 defaultValue) internal view returns (uint256) {
return keyExists(json, key) ? readUint(json, key) : defaultValue;
}
function readUintArrayOr(string memory json, string memory key, uint256[] memory defaultValue)
internal
view
returns (uint256[] memory)
{
return keyExists(json, key) ? readUintArray(json, key) : defaultValue;
}
function readIntOr(string memory json, string memory key, int256 defaultValue) internal view returns (int256) {
return keyExists(json, key) ? readInt(json, key) : defaultValue;
}
function readIntArrayOr(string memory json, string memory key, int256[] memory defaultValue)
internal
view
returns (int256[] memory)
{
return keyExists(json, key) ? readIntArray(json, key) : defaultValue;
}
function readBytes32Or(string memory json, string memory key, bytes32 defaultValue)
internal
view
returns (bytes32)
{
return keyExists(json, key) ? readBytes32(json, key) : defaultValue;
}
function readBytes32ArrayOr(string memory json, string memory key, bytes32[] memory defaultValue)
internal
view
returns (bytes32[] memory)
{
return keyExists(json, key) ? readBytes32Array(json, key) : defaultValue;
}
function readStringOr(string memory json, string memory key, string memory defaultValue)
internal
view
returns (string memory)
{
return keyExists(json, key) ? readString(json, key) : defaultValue;
}
function readStringArrayOr(string memory json, string memory key, string[] memory defaultValue)
internal
view
returns (string[] memory)
{
return keyExists(json, key) ? readStringArray(json, key) : defaultValue;
}
function readAddressOr(string memory json, string memory key, address defaultValue)
internal
view
returns (address)
{
return keyExists(json, key) ? readAddress(json, key) : defaultValue;
}
function readAddressArrayOr(string memory json, string memory key, address[] memory defaultValue)
internal
view
returns (address[] memory)
{
return keyExists(json, key) ? readAddressArray(json, key) : defaultValue;
}
function readBoolOr(string memory json, string memory key, bool defaultValue) internal view returns (bool) {
return keyExists(json, key) ? readBool(json, key) : defaultValue;
}
function readBoolArrayOr(string memory json, string memory key, bool[] memory defaultValue)
internal
view
returns (bool[] memory)
{
return keyExists(json, key) ? readBoolArray(json, key) : defaultValue;
}
function readBytesOr(string memory json, string memory key, bytes memory defaultValue)
internal
view
returns (bytes memory)
{
return keyExists(json, key) ? readBytes(json, key) : defaultValue;
}
function readBytesArrayOr(string memory json, string memory key, bytes[] memory defaultValue)
internal
view
returns (bytes[] memory)
{
return keyExists(json, key) ? readBytesArray(json, key) : defaultValue;
}
function serialize(string memory jsonKey, string memory rootObject) internal returns (string memory) {
return vm.serializeJson(jsonKey, rootObject);
}
function serialize(string memory jsonKey, string memory key, bool value) internal returns (string memory) {
return vm.serializeBool(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bool[] memory value) internal returns (string memory) {
return vm.serializeBool(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, uint256 value) internal returns (string memory) {
return vm.serializeUint(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, uint256[] memory value)
internal
returns (string memory)
{
return vm.serializeUint(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, int256 value) internal returns (string memory) {
return vm.serializeInt(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, int256[] memory value)
internal
returns (string memory)
{
return vm.serializeInt(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, address value) internal returns (string memory) {
return vm.serializeAddress(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, address[] memory value)
internal
returns (string memory)
{
return vm.serializeAddress(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes32 value) internal returns (string memory) {
return vm.serializeBytes32(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes32[] memory value)
internal
returns (string memory)
{
return vm.serializeBytes32(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes memory value) internal returns (string memory) {
return vm.serializeBytes(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes[] memory value)
internal
returns (string memory)
{
return vm.serializeBytes(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, string memory value) internal returns (string memory) {
return vm.serializeString(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, string[] memory value)
internal
returns (string memory)
{
return vm.serializeString(jsonKey, key, value);
}
function write(string memory jsonKey, string memory path) internal {
vm.writeJson(jsonKey, path);
}
function write(string memory jsonKey, string memory path, string memory valueKey) internal {
vm.writeJson(jsonKey, path, valueKey);
}
}
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