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#[cfg(test)]
#[path = "./installer_test.rs"]
mod installer_test;
use command;
use std::process::Command;
use types::Task;
fn is_crate_installed(crate_name: &str) -> bool {
debug!("Getting list of installed cargo commands.");
let result = Command::new("cargo").arg("--list").output();
match result {
Ok(output) => {
let mut found = false;
let exit_code = command::get_exit_code(Ok(output.status), false);
command::validate_exit_code(exit_code);
let stdout = String::from_utf8_lossy(&output.stdout);
let lines: Vec<&str> = stdout.split(' ').collect();
for mut line in lines {
line = line.trim();
debug!("Checking: {}", &line);
if line.contains(crate_name) && crate_name.contains(line) {
found = true;
debug!("Found installed crate.");
break;
}
}
found
}
Err(error) => {
error!(
"Unable to check if crate is installed: {} {:#?}",
crate_name, &error
);
false
}
}
}
fn get_install_crate_args(crate_name: &str, args: &Option<Vec<String>>) -> Vec<String> {
let mut install_args = vec!["install".to_string()];
match *args {
Some(ref args_vec) => for arg in args_vec.iter() {
install_args.push(arg.to_string());
},
None => debug!("No crate installation args defined."),
};
install_args.push(crate_name.to_string());
install_args
}
pub(crate) fn install_crate(
cargo_command: &str,
crate_name: &str,
args: &Option<Vec<String>>,
validate: bool,
) {
if !is_crate_installed(cargo_command) {
let install_args = get_install_crate_args(crate_name, args);
command::run_command("cargo", &Some(install_args), validate);
}
}
pub(crate) fn install(task_config: &Task) {
let validate = !task_config.is_force();
match task_config.install_crate {
Some(ref crate_name) => {
let cargo_command = match task_config.args {
Some(ref args) => &args[0],
None => {
error!("Missing cargo command to invoke.");
panic!("Missing cargo command to invoke.");
}
};
install_crate(
cargo_command,
crate_name,
&task_config.install_crate_args,
validate,
);
}
None => {
match task_config.install_script {
Some(ref script) => {
command::run_script(
&script,
task_config.script_runner.clone(),
&vec![],
validate,
);
()
}
None => {
match task_config.command {
Some(ref command) => {
if command == "cargo" {
match task_config.args {
Some(ref args) => {
let mut crate_name = "cargo-".to_string();
crate_name = crate_name + &args[0];
install_crate(
&args[0],
&crate_name,
&task_config.install_crate_args,
validate,
);
}
None => debug!("No installation script defined."),
}
}
}
None => debug!("No installation script defined."),
}
}
}
}
}
}