From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Mon, 8 Jan 2024 01:21:28 +0400
Subject: Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>
---
 vendor/dialoguer/src/validate.rs | 49 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 vendor/dialoguer/src/validate.rs

(limited to 'vendor/dialoguer/src/validate.rs')

diff --git a/vendor/dialoguer/src/validate.rs b/vendor/dialoguer/src/validate.rs
new file mode 100644
index 0000000..addc9b4
--- /dev/null
+++ b/vendor/dialoguer/src/validate.rs
@@ -0,0 +1,49 @@
+//! Provides validation for text inputs
+
+/// Trait for input validators.
+///
+/// A generic implementation for `Fn(&str) -> Result<(), E>` is provided
+/// to facilitate development.
+pub trait Validator<T> {
+    type Err;
+
+    /// Invoked with the value to validate.
+    ///
+    /// If this produces `Ok(())` then the value is used and parsed, if
+    /// an error is returned validation fails with that error.
+    fn validate(&mut self, input: &T) -> Result<(), Self::Err>;
+}
+
+impl<T, F, E> Validator<T> for F
+where
+    F: FnMut(&T) -> Result<(), E>,
+{
+    type Err = E;
+
+    fn validate(&mut self, input: &T) -> Result<(), Self::Err> {
+        self(input)
+    }
+}
+
+/// Trait for password validators.
+#[allow(clippy::ptr_arg)]
+pub trait PasswordValidator {
+    type Err;
+
+    /// Invoked with the value to validate.
+    ///
+    /// If this produces `Ok(())` then the value is used and parsed, if
+    /// an error is returned validation fails with that error.
+    fn validate(&self, input: &String) -> Result<(), Self::Err>;
+}
+
+impl<F, E> PasswordValidator for F
+where
+    F: Fn(&String) -> Result<(), E>,
+{
+    type Err = E;
+
+    fn validate(&self, input: &String) -> Result<(), Self::Err> {
+        self(input)
+    }
+}
-- 
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