1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
#[cfg(test)]
#[path = "./cargo_plugin_installer_test.rs"]
mod cargo_plugin_installer_test;
use crate::command;
use crate::toolchain::wrap_command;
use std::process::Command;
fn is_crate_installed(toolchain: &Option<String>, crate_name: &str) -> bool {
debug!("Getting list of installed cargo commands.");
let mut command_struct = match toolchain {
Some(ref toolchain_string) => {
let command_spec = wrap_command(toolchain_string, "cargo", &None);
let mut cmd = Command::new(command_spec.command);
let args_vec = command_spec.args.unwrap();
for arg in args_vec.iter() {
cmd.arg(arg);
}
cmd
}
None => Command::new("cargo"),
};
let result = command_struct.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
}
}
}
pub(crate) fn get_install_crate_args(
crate_name: &str,
force: bool,
args: &Option<Vec<String>>,
) -> Vec<String> {
let mut install_args = vec!["install".to_string()];
if force {
install_args.push("--force".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(
toolchain: &Option<String>,
cargo_command: &str,
crate_name: &str,
args: &Option<Vec<String>>,
validate: bool,
) {
if !is_crate_installed(&toolchain, cargo_command) {
let install_args = get_install_crate_args(crate_name, false, args);
match toolchain {
Some(ref toolchain_string) => {
let command_spec = wrap_command(&toolchain_string, "cargo", &Some(install_args));
command::run_command(&command_spec.command, &command_spec.args, validate)
}
None => command::run_command("cargo", &Some(install_args), validate),
};
}
}