feat: IsTerminal in std since v1.70

Cargo.lock

@@ -1437,17 +1437,6 @@ dependencies = [
  "ipnet",
 ]
 
-[[package]]
-name = "is-terminal"
-version = "0.4.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f23ff5ef2b80d608d61efee834934d862cd92461afc0560dedf493e4c033738b"
-dependencies = [
- "hermit-abi",
- "libc",
- "windows-sys 0.52.0",
-]
-
 [[package]]
 name = "itoa"
 version = "1.0.10"
@@ -2801,7 +2790,6 @@ dependencies = [
  "env_logger",
  "futures",
  "ipnet",
- "is-terminal",
  "jemallocator",
  "json5",
  "libc",

Cargo.toml

@@ -96,7 +96,7 @@ dns-over-https = ["shadowsocks-service/dns-over-https"]
 dns-over-h3 = ["shadowsocks-service/dns-over-h3"]
 
 # Enable logging output
-logging = ["log4rs", "tracing", "tracing-subscriber", "is-terminal", "time"]
+logging = ["log4rs", "tracing", "tracing-subscriber", "time"]
 
 # Enable DNS-relay
 local-dns = ["local", "shadowsocks-service/local-dns"]
@@ -172,7 +172,6 @@ tracing-subscriber = { version = "0.3", optional = true, features = [
     "time",
     "local-time",
 ] }
-is-terminal = { version = "0.4.12", optional = true }
 time = { version = "0.3", optional = true }
 
 serde = { version = "1.0", features = ["derive"] }

src/logging/tracing.rs

@@ -1,6 +1,7 @@
 //! Logging facilities with tracing
 
-use is_terminal::IsTerminal;
+use std::io::IsTerminal;
+
 use time::UtcOffset;
 use tracing::level_filters::LevelFilter;
 use tracing_subscriber::{fmt::time::OffsetTime, EnvFilter, FmtSubscriber};