fix long help output from docstrings

rust/src/args.rs

@@ -186,7 +186,12 @@ enum Command {
     /// - `vault -i "vault-name"`
     /// - `vault --vault-stack "vault-name" --init"`
     /// - `VAULT_STACK="vault-name" vault i`
-    #[command(short_flag('i'), long_flag("init"), visible_alias("i"))]
+    #[command(
+        short_flag('i'),
+        long_flag("init"),
+        visible_alias("i"),
+        verbatim_doc_comment
+    )]
     Init {
         /// Vault stack name
         name: Option<String>,
@@ -195,19 +200,27 @@ enum Command {
     /// Update the vault CloudFormation stack.
     ///
     /// The CloudFormation stack declares all resources needed by the vault.
+    ///
     /// Usage examples:
     /// - `vault update`
-    /// - `vault update \"vault-name\"`
-    /// - `vault -u \"vault-name\"`
-    /// - `vault --vault-stack \"vault-name\" --update`
-    /// - `VAULT_STACK=\"vault-name\" vault u`
-    #[command(short_flag('u'), long_flag("update"), visible_alias("u"))]
+    /// - `vault update "vault-name"`
+    /// - `vault -u "vault-name"`
+    /// - `vault --vault-stack "vault-name" --update`
+    /// - `VAULT_STACK="vault-name" vault u`
+    #[command(
+        short_flag('u'),
+        long_flag("update"),
+        visible_alias("u"),
+        verbatim_doc_comment
+    )]
     Update {
         /// Optional vault stack name
         name: Option<String>,
     },
 
     /// Output secret value for given key
+    ///
+    /// Note that for binary secret data, the raw bytes will be outputted as is.
     #[command(short_flag('l'), long_flag("lookup"), visible_alias("l"))]
     Lookup {
         /// Key name to lookup
@@ -229,7 +242,12 @@ enum Command {
     /// - Store from a file with filename as key: `vault store --file "path/to/file.txt"`
     /// - Store from stdin: `echo "some data" | vault store "key" --value -`
     /// - Store from stdin: `cat file.zip | vault store "key" --file -`
-    #[command(short_flag('s'), long_flag("store"), visible_alias("s"))]
+    #[command(
+        short_flag('s'),
+        long_flag("store"),
+        visible_alias("s"),
+        verbatim_doc_comment
+    )]
     Store {
         /// Key name to use for stored value
         key: Option<String>,

rust/src/value.rs

@@ -1,6 +1,6 @@
+use std::fmt;
 use std::io::{stdin, BufWriter, Read, Write};
 use std::path::Path;
-use std::{fmt, io};
 
 use base64::Engine;
 
@@ -109,15 +109,15 @@ impl Value {
     ///
     /// String data is printed.
     /// Binary data is outputted raw.
-    pub fn output_to_stdout(&self) -> io::Result<()> {
+    pub fn output_to_stdout(&self) -> std::io::Result<()> {
         match self {
             Self::Utf8(ref string) => {
                 print!("{string}");
                 std::io::stdout().flush()?;
                 Ok(())
             }
             Self::Binary(ref bytes) => {
-                let stdout = io::stdout();
+                let stdout = std::io::stdout();
                 let mut handle = stdout.lock();
                 handle.write_all(bytes)?;
                 handle.flush()
@@ -126,7 +126,7 @@ impl Value {
     }
 
     /// Outputs the data to the specified file path.
-    pub fn output_to_file(&self, path: &Path) -> io::Result<()> {
+    pub fn output_to_file(&self, path: &Path) -> std::io::Result<()> {
         let file = std::fs::File::create(path)?;
         let mut writer = BufWriter::new(file);
         writer.write_all(self.as_bytes())?;