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authorRobin Krahl <robin.krahl@ireas.org>2020-09-10 13:34:46 +0200
committerDaniel Mueller <deso@posteo.net>2020-09-12 14:12:04 -0700
commit33918c32b8de4250c450f8d0b007019913c440a1 (patch)
tree2fb69aaa8456066de582c300de6f240c085a5ee5 /src/main.rs
parentca737e96c7688cc214e9cb514b18861b4671651c (diff)
downloadnitrocli-33918c32b8de4250c450f8d0b007019913c440a1.tar.gz
nitrocli-33918c32b8de4250c450f8d0b007019913c440a1.tar.bz2
Add is_tty field to Context
This patch adds the is_tty field to the Context struct that indicates whether stdout is a TTY. This allows us to use TTY features like moving the cursor in our output.
Diffstat (limited to 'src/main.rs')
-rw-r--r--src/main.rs13
1 files changed, 11 insertions, 2 deletions
diff --git a/src/main.rs b/src/main.rs
index baad15c..1a2a3d3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -98,6 +98,8 @@ pub struct Context<'io> {
pub stdout: &'io mut dyn io::Write,
/// The `Write` object used as standard error throughout the program.
pub stderr: &'io mut dyn io::Write,
+ /// Whether `stdout` is a TTY.
+ pub is_tty: bool,
/// The admin PIN, if provided through an environment variable.
pub admin_pin: Option<ffi::OsString>,
/// The user PIN, if provided through an environment variable.
@@ -118,7 +120,12 @@ pub struct Context<'io> {
}
impl<'io> Context<'io> {
- fn from_env<O, E>(stdout: &'io mut O, stderr: &'io mut E, config: config::Config) -> Context<'io>
+ fn from_env<O, E>(
+ stdout: &'io mut O,
+ stderr: &'io mut E,
+ is_tty: bool,
+ config: config::Config,
+ ) -> Context<'io>
where
O: io::Write,
E: io::Write,
@@ -126,6 +133,7 @@ impl<'io> Context<'io> {
Context {
stdout,
stderr,
+ is_tty,
admin_pin: env::var_os(NITROCLI_ADMIN_PIN),
user_pin: env::var_os(NITROCLI_USER_PIN),
new_admin_pin: env::var_os(NITROCLI_NEW_ADMIN_PIN),
@@ -154,8 +162,9 @@ fn main() {
let rc = match config::Config::load() {
Ok(config) => {
+ let is_tty = termion::is_tty(&stdout);
let args = env::args().collect::<Vec<_>>();
- let ctx = &mut Context::from_env(&mut stdout, &mut stderr, config);
+ let ctx = &mut Context::from_env(&mut stdout, &mut stderr, is_tty, config);
run(ctx, args)
}