A solution for multiline entry

I don't really like this...

schala-repl/Cargo.toml

@@ -20,8 +20,6 @@ phf = "0.7.12"
 includedir = "0.2.0"
 linefeed = "0.5.0"
 regex = "0.2"
-cursive = "0.10"
-ncurses = "5.98.0"
 
 [build-dependencies]
 includedir_codegen = "0.2.0"

schala-repl/src/lib.rs

@@ -5,8 +5,6 @@ extern crate getopts;
 extern crate linefeed;
 extern crate itertools;
 extern crate colored;
-extern crate ncurses;
-extern crate cursive;
 
 #[macro_use]
 extern crate serde_derive;
@@ -23,7 +21,6 @@ use std::io::Read;
 use std::process::exit;
 use std::default::Default;
 
-mod new_repl;
 mod repl;
 mod language;
 mod webapp;
@@ -83,11 +80,8 @@ pub fn repl_main(generators: Vec<PLIGenerator>) {
 
   match option_matches.free[..] {
     [] | [_] => {
-      /*
       let mut repl = repl::Repl::new(languages, initial_index);
       repl.run();
-      */
-      new_repl::run();
     }
     [_, ref filename, _..] => {
 

schala-repl/src/new_repl.rs

@@ -1,11 +0,0 @@
-use cursive::Cursive;
-use cursive::views::{Dialog, TextView};
-
-pub fn run() {
-  println!("YOLO");
-  let mut siv = Cursive::default();
-  siv.add_layer(Dialog::around(TextView::new("FUCKO"))
-                .title("YOLO SWAGGGGG")
-                .button("exit", |s| { s.quit() }));
-  siv.run();
-}

schala-repl/src/repl/mod.rs

@@ -33,7 +33,7 @@ impl Repl {
       languages,
       current_language_index,
       interpreter_directive_sigil: ':',
-      line_reader
+      line_reader,
     }
   }
 
@@ -90,16 +90,7 @@ impl Repl {
         },
         Ok(ReadResult::Eof) => break,
         Ok(ReadResult::Signal(_)) => break,
-        Ok(ReadResult::Input(ref input)) => {
-          self.line_reader.add_history_unique(input.to_string());
-          let output = match input.chars().nth(0) {
-            Some(ch) if ch == self.interpreter_directive_sigil => self.handle_interpreter_directive(input),
-            _ => Some(self.input_handler(input)),
-          };
-          if let Some(o) = output {
-            println!("=> {}", o);
-          }
-        }
+        Ok(ReadResult::Input(input)) => self.input_loop(input),
       }
     }
     self.line_reader.save_history(HISTORY_SAVE_FILE).unwrap_or(());
@@ -107,6 +98,42 @@ impl Repl {
     println!("Exiting...");
   }
 
+  fn input_loop(&mut self, input: String) {
+    use linefeed::ReadResult;
+    if input == "" {
+      return;
+    }
+
+    if input.chars().nth(0).unwrap() == self.interpreter_directive_sigil {
+      if let Some(output) = self.handle_interpreter_directive(&input) {
+        println!("{}", output);
+      }
+      return;
+    } 
+
+    let mut lines = input;
+    self.line_reader.set_prompt("> ").unwrap();
+
+    loop {
+      match self.line_reader.read_line() {
+        Err(e) => {
+          println!("Terminal read error: {}", e);
+          return;
+        },
+        Ok(ReadResult::Eof) => break,
+        Ok(ReadResult::Signal(_)) => break,
+        Ok(ReadResult::Input(input)) => {
+          lines.push('\n'); //TODO not sure if this is needed?
+          lines.push_str(&input);
+        }
+      }
+    }
+
+    self.line_reader.add_history_unique(lines.clone());
+    let output = self.input_handler(&lines);
+    println!("=> {}", output);
+  }
+
   fn input_handler(&mut self, input: &str) -> String {
     let ref mut language = self.languages[self.current_language_index];
     let interpreter_output = language.execute_pipeline(input, &self.options);