From 1a06f12da5e701b778009fc5c81db28f092fcede Mon Sep 17 00:00:00 2001
From: NerdyPepper <akshayoppiliappan@gmail.com>
Date: Tue, 18 Jun 2019 12:22:07 +0530
Subject: add history hinting

---
 src/main.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index 5846a87..ffdb690 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -20,10 +20,14 @@ use crate::format::*;
 // extern crates
 use rustyline::error::ReadlineError;
 use rustyline::Editor;
-use rustyline::config::{ Builder, ColorMode, EditMode };
+use rustyline::config::{ Builder, ColorMode, EditMode, CompletionType };
+use rustyline::highlight::{ Highlighter, MatchingBracketHighlighter };
+use rustyline::hint::{ Hinter, HistoryHinter };
 use clap::{Arg, App};
 use lazy_static::lazy_static;
 
+struct LineHelper (MatchingBracketHighlighter, HistoryHinter);
+
 struct Configuration {
     radian_mode: bool,
     fix: usize,
@@ -50,6 +54,7 @@ fn main() {
         let config = config_builder.color_mode(ColorMode::Enabled)
             .edit_mode(EditMode::Emacs)
             .history_ignore_space(true)
+            .completion_type(CompletionType::Circular)
             .max_history_size(1000)
             .build();
         let mut rl = Editor::<()>::with_config(config);
@@ -102,7 +107,7 @@ fn parse_arguments() -> Configuration {
              .long("base")
              .takes_value(true)
              .value_name("RADIX")
-             .help("set the radix of calculation output (2, 8, 10, 16 etc.)"))
+             .help("set the radix of calculation output (1 - 36)"))
         .arg(Arg::with_name("INPUT")
              .help("optional expression string to run eva in command mode")
              .index(1))
-- 
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