token-cli: don't error when missing default config

Author: 2501babe

token/cli/src/main.rs

@@ -1848,20 +1848,15 @@ fn app<'a, 'b>(
         .about(crate_description!())
         .version(crate_version!())
         .setting(AppSettings::SubcommandRequiredElseHelp)
-        .arg({
-            let arg = Arg::with_name("config_file")
+        .arg(
+            Arg::with_name("config_file")
                 .short("C")
                 .long("config")
                 .value_name("PATH")
                 .takes_value(true)
                 .global(true)
-                .help("Configuration file to use");
-            if let Some(ref config_file) = *solana_cli_config::CONFIG_FILE {
-                arg.default_value(config_file)
-            } else {
-                arg
-            }
-        })
+                .help("Configuration file to use"),
+        )
         .arg(
             Arg::with_name("verbose")
                 .short("v")
@@ -2669,6 +2664,8 @@ async fn main() -> Result<(), Error> {
                 eprintln!("error: Could not find config file `{}`", config_file);
                 exit(1);
             })
+        } else if let Some(ref config_file) = *solana_cli_config::CONFIG_FILE {
+            solana_cli_config::Config::load(config_file).unwrap_or_default()
         } else {
             solana_cli_config::Config::default()
         };

token/cli/tests/config.rs

@@ -1,5 +1,12 @@
 use assert_cmd::cmd::Command;
 
+#[test]
+fn no_config_succeeds() {
+    let mut cmd = Command::cargo_bin("spl-token").unwrap();
+    let args = &["address"];
+    cmd.args(args).assert().code(0).success();
+}
+
 #[test]
 fn invalid_config_will_cause_commands_to_fail() {
     let mut cmd = Command::cargo_bin("spl-token").unwrap();