From 42a261af55ffb3f98cb5d49a12064cd73ffb3dde Mon Sep 17 00:00:00 2001
From: Hatter Jiang <jht5945@gmail.com>
Date: Sat, 2 Jan 2021 18:37:31 +0800
Subject: [PATCH] feat: add rustyline

---
 __term/rustyline/Cargo.lock  | 196 +++++++++++++++++++++++++++++++++++
 __term/rustyline/Cargo.toml  |  11 ++
 __term/rustyline/src/main.rs |  32 ++++++
 3 files changed, 239 insertions(+)
 create mode 100644 __term/rustyline/Cargo.lock
 create mode 100644 __term/rustyline/Cargo.toml
 create mode 100644 __term/rustyline/src/main.rs

diff --git a/__term/rustyline/Cargo.lock b/__term/rustyline/Cargo.lock
new file mode 100644
index 0000000..9cf6545
--- /dev/null
+++ b/__term/rustyline/Cargo.lock
@@ -0,0 +1,196 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
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+version = "1.2.1"
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+checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+
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+
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+ "cfg-if 1.0.0",
+ "dirs-sys-next",
+]
+
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+ "libc",
+ "winapi",
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+ "wasi",
+]
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+]
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+ "fs2",
+ "libc",
+ "log",
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+ "nix",
+ "scopeguard",
+ "unicode-segmentation",
+ "unicode-width",
+ "utf8parse",
+ "winapi",
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diff --git a/__term/rustyline/Cargo.toml b/__term/rustyline/Cargo.toml
new file mode 100644
index 0000000..9f809bb
--- /dev/null
+++ b/__term/rustyline/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "rustyline"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rustyline = "7.1.0"
+
diff --git a/__term/rustyline/src/main.rs b/__term/rustyline/src/main.rs
new file mode 100644
index 0000000..00dba6f
--- /dev/null
+++ b/__term/rustyline/src/main.rs
@@ -0,0 +1,32 @@
+use rustyline::error::ReadlineError;
+use rustyline::Editor;
+
+fn main() {
+    // `()` can be used when no completer is required
+    let mut rl = Editor::<()>::new();
+    if rl.load_history("history.txt").is_err() {
+        println!("No previous history.");
+    }
+    loop {
+        let readline = rl.readline("prompt$ ");
+        match readline {
+            Ok(line) => {
+                rl.add_history_entry(line.as_str());
+                println!("Input line: {}", line);
+            },
+            Err(ReadlineError::Interrupted) => {
+                println!("CTRL-C");
+                break
+            },
+            Err(ReadlineError::Eof) => {
+                println!("CTRL-D");
+                break
+            },
+            Err(err) => {
+                println!("Error: {:?}", err);
+                break
+            }
+        }
+    }
+    rl.save_history("history.txt").unwrap();
+}
\ No newline at end of file