From a550442ff655e75c85edc1d0d591c34a1cc4380c Mon Sep 17 00:00:00 2001
From: Harishankar <v.harishankar@gmail.com>
Date: Sat, 30 May 2020 15:54:01 +0530
Subject: [PATCH] Changed coloured output to use colored instead of ansi_term
 Changed the package from ansi_term to colored to display colour in terminal

---
 Cargo.lock  | 36 ++++++++++++++++++++++++++++++++----
 Cargo.toml  |  2 +-
 src/main.rs | 17 ++++++++---------
 3 files changed, 41 insertions(+), 14 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 9a08007..95687ca 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -10,11 +10,24 @@ dependencies = [
 ]
 
 [[package]]
-name = "ansi_term"
-version = "0.12.1"
+name = "atty"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
+ "hermit-abi",
+ "libc",
+ "winapi",
+]
+
+[[package]]
+name = "colored"
+version = "1.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4ffc801dacf156c5854b9df4f425a626539c3a6ef7893cc0c5084a23f0b6c59"
+dependencies = [
+ "atty",
+ "lazy_static",
  "winapi",
 ]
 
@@ -22,16 +35,31 @@ dependencies = [
 name = "evpf"
 version = "0.1.0"
 dependencies = [
- "ansi_term",
+ "colored",
  "regex",
 ]
 
+[[package]]
+name = "hermit-abi"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91780f809e750b0a89f5544be56617ff6b1227ee485bcb06ebe10cdf89bd3b71"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
+[[package]]
+name = "libc"
+version = "0.2.71"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9457b06509d27052635f90d6466700c65095fdf75409b3fbdd903e988b886f49"
+
 [[package]]
 name = "memchr"
 version = "2.3.3"
diff --git a/Cargo.toml b/Cargo.toml
index c4e36c3..bac1457 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 
 [dependencies]
 regex="1"
-ansi_term="0.12"
+colored="1.9.3"
diff --git a/src/main.rs b/src/main.rs
index 2154ba5..98532ff 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,8 +1,7 @@
 use std::io;
 use std::io::Write;
 use regex::Regex;
-use ansi_term::Colour;
-use ansi_term::Style;
+use colored::*;
 use std::env;
 
 const ILLEGAL_EXP : &'static str = "Illegal Expression";
@@ -159,12 +158,12 @@ fn main() {
 		if res.is_ok () {
 			let restxt = format! ("{}: {}", RESULT, 
 											res.unwrap());
-			println! ("{}", Colour::Green.paint (restxt));
+			println! ("{}", restxt.green ());
 		} else {
 		// print the error in purple
 			let errtxt = format! ("{}: {}", ERROR, 
 											res.unwrap_err());
-			eprintln! ("{}", Colour::Purple.paint (errtxt));
+			eprintln! ("{}", errtxt.purple ());
 		}		
 		
 	} else {
@@ -178,7 +177,7 @@ fn main() {
 		// loop until a blank line is received	
 		loop {
 			expr.clear ();	
-			print!("{}", Style::new().bold().paint("evpf>"));
+			print!("{}", "evpf>".bold() );
 			io::stdout().flush ().expect (ERR_FLUSHING);
 			// read a line of text
 			io::stdin().read_line (&mut expr).expect (ERR_READING_LINE);
@@ -191,7 +190,7 @@ fn main() {
 			} else if expr == "?" || expr == "h" || expr == "H" {
 			// display help text
 				for text in HELP_TEXT.iter() {
-					println! ("{}", Colour::Cyan.paint(*text));
+					println! ("{}", text.cyan() );
 				}
 
 				continue;
@@ -207,13 +206,13 @@ fn main() {
 			if res.is_ok () {
 				let restxt = format! ("{}: {}", RESULT, 
 												res.unwrap());
-				println! ("{}", Colour::Green.paint (restxt));
+				println! ("{}", restxt.green ());
 			} else {
 			// print the error in purple
 				let errtxt = format! ("{}: {}", ERROR, 
 												res.unwrap_err());
-				eprintln! ("{}", Colour::Purple.paint (errtxt));
-				eprintln! ("{}", Colour::Purple.paint (ERROR_HELP));
+				eprintln! ("{}", errtxt.purple());
+				eprintln! ("{}", ERROR_HELP.purple());
 			}
 		}
 	}
-- 
2.20.1