technofab/pay-respects
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feat: better error message for non-existent env value

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This commit is contained in:
iff 2023-08-09 16:56:17 +02:00
parent a201c18c01
commit dc7f7e9c8d
2 changed files with 17 additions and 5 deletions
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13
src/main.rs
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@ -1,4 +1,4 @@
// pay-respect: Press F to correct your command
// pay-respects: Press F to correct your command
// Copyright (C) 2023 iff
// This program is free software: you can redistribute it and/or modify
@ -26,9 +26,14 @@ mod suggestions;
fn main() {
args::handle_args();
let shell = std::env::var("_PR_SHELL").expect(
"No _PR_SHELL in environment. Did you aliased the binary with the correct arguments?",
);
let shell = match std::env::var("_PR_SHELL") {
Ok(shell) => shell,
Err(_) => {
eprintln!("No _PR_SHELL in environment. Did you aliased the command with the correct argument?\n\nUse `pay-respects -h` for help");
std::process::exit(1);
}
};
let mut last_command = shell::last_command_expanded_alias(&shell);
let mut error_msg = command_output(&shell, &last_command);
loop {