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use diem_types::{
account_address::AccountAddress,
account_config::{from_currency_code_string, type_tag_for_currency_code},
};
use move_core_types::language_storage::TypeTag;
use serde::{Deserialize, Serialize};
use serde_json::to_string_pretty;
use std::{fmt::Display, io::Read};
#[derive(Deserialize, Serialize)]
#[serde(rename_all = "snake_case")]
pub struct Response {
pub error_message: String,
pub data: serde_json::Value,
}
pub fn exit_success_with_data<T: serde::Serialize>(data: T) {
let data = serde_json::to_value(data)
.map_err(|err| exit_with_error(format!("json serialization failure : {}", err)))
.unwrap();
let response = Response {
error_message: "".into(),
data,
};
print!(
"{}",
to_string_pretty(&response)
.map_err(|err| exit_with_error(format!("json serialization failure : {}", err)))
.unwrap()
);
std::process::exit(0);
}
pub fn exit_with_error<T: Display>(error_message: T) {
let response = Response {
error_message: format!("{}", error_message),
data: "".into(),
};
print!(
"{}",
to_string_pretty(&response)
.map_err(|err| println!("json serialization failure : {}", err))
.unwrap()
);
std::process::exit(1);
}
pub fn hex_decode(data: &str) -> Vec<u8> {
hex::decode(data)
.map_err(|err| exit_with_error(format!("Failed to decode hex data {} : {}", data, err)))
.unwrap()
}
pub fn read_stdin() -> String {
let mut buffer = String::new();
std::io::stdin()
.read_to_string(&mut buffer)
.map_err(|err| exit_with_error(format!("Failed to read from stdin : {}", err)))
.unwrap();
buffer
}
pub fn coin_tag_parser(coin_tag: &str) -> TypeTag {
type_tag_for_currency_code(
from_currency_code_string(coin_tag)
.map_err(|err| {
exit_with_error(format!("Failed to parse coin_tag {} : {}", coin_tag, err))
})
.unwrap(),
)
}
pub fn account_address_parser(address: &str) -> AccountAddress {
AccountAddress::from_hex_literal(address)
.map_err(|err| {
exit_with_error(format!(
"Failed to parse address as an AccountAddress {} : {}",
address, err
))
})
.unwrap()
}