37 lines
970 B
Rust
37 lines
970 B
Rust
//! A command-line executable for generating the chain's genesis block.
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extern crate atty;
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extern crate serde_json;
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extern crate solana;
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use atty::{is, Stream};
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use solana::mint::Mint;
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use std::io::{stdin, Read};
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use std::process::exit;
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fn main() {
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if is(Stream::Stdin) {
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eprintln!("nothing found on stdin, expected a json file");
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exit(1);
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}
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let mut buffer = String::new();
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let num_bytes = stdin().read_to_string(&mut buffer).unwrap();
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if num_bytes == 0 {
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eprintln!("empty file on stdin, expected a json file");
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exit(1);
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}
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let mint: Mint = serde_json::from_str(&buffer).unwrap_or_else(|e| {
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eprintln!("failed to parse json: {}", e);
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exit(1);
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});
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for x in mint.create_entries() {
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let serialized = serde_json::to_string(&x).unwrap_or_else(|e| {
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eprintln!("failed to serialize: {}", e);
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exit(1);
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});
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println!("{}", serialized);
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}
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}
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