Hotfix (#40)

* bump to 2.12.3

add piping to the calculator
add version to the non interactive version

* add changelog

CHANGELOG.md

@@ -1,3 +1,6 @@
+# Version 2.12.3 : Piping
+Piping has been added to the calculator
+
 # Version 2.12.2 : Non interactive use
 Added non interactive use
 

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mini-calc"
-version = "2.12.2"
+version = "2.12.3"
 license = "GPL-3.0-or-later"
 description = "A fully-featured minimalistic configurable rust calculator"
 homepage = "https://calc.nwa2coco.fr"
@@ -22,7 +22,7 @@ linefeed = "0.6"
 confy = "0.5.1"
 gnuplot = "0.0.39"
 serde = { version = "1.0.192", features = ["derive"] }
-
+atty = "0.2"
 # Config for 'cargo dist'
 [workspace.metadata.dist]
 # The preferred cargo-dist version to use in CI (Cargo.toml SemVer syntax)

src/configuration/loader.rs

@@ -131,7 +131,7 @@ pub fn load_color(string: String) -> Color {
 
 pub fn replace_variable(str: String) -> String {
     str.replace("%author%", "Charlotte Thomas")
-        .replace("%version%", "v2.12.2")
+        .replace("%version%", "v2.12.3")
         .to_string()
 }
 

src/main.rs

@@ -16,6 +16,9 @@ use crate::interpreting::interpreter::interpret;
 use crate::lexing::lexer::lex;
 use crate::parsing::ast::{Ast, Parameters};
 use crate::parsing::parser::{init_calc_parser, CalcParser};
+use atty::Stream;
+use std::io;
+use std::io::BufRead;
 
 mod configuration;
 mod exact_math;
@@ -258,15 +261,23 @@ fn handle_config(line: &str, config: Config) -> (String, Option<Config>) {
 
 fn main() {
     let mut args: Args = env::args();
-    if args.len() > 1 {
-        args.nth(0);
+
+    let version: String = "v2.12.3".to_string();
+    if args.len() > 1 || !atty::is(Stream::Stdin) {
         let mut a = vec![];
-        args.for_each(|f| a.push(f));
-        let arg_final = a.join("");
 
+        if !atty::is(Stream::Stdin) {
+            let stdin = io::stdin();
+            for line in stdin.lock().lines() {
+                a.push(line.unwrap().to_string());
+            }
+        } else {
+            args.nth(0);
+            args.for_each(|f| a.push(f));
+        }
 
+        let arg_final = a.join("");
         if arg_final == "-h" || arg_final == "--help" {
-
             println!("-----Help Calc-----");
             println!("");
             println!("mini-calc > launch the mini-calc REPL");
@@ -275,9 +286,13 @@ fn main() {
             println!("");
             println!("------Help Calc-----");
             exit(0);
-
         }
 
+        if arg_final == "-v" || arg_final == "--version" {
+            println!("Calc {version}");
+            exit(0);
+      }
+
         let lexed = lex(arg_final);
         let mut parser = init_calc_parser(&lexed);
         let parsed = parser.parse();
@@ -317,7 +332,6 @@ fn main() {
     let style = &loaded.clone().prompt_style;
     let mut text = &loaded.clone().prompt;
     let mut verbose = false;
-    let version: String = "v2.12.2".to_string();
     interface.set_completer(Arc::new(CalcCompleter));
     interface
         .set_prompt(&format!(