From bb5598aee78f11f6beefb6036a01103a3243718c Mon Sep 17 00:00:00 2001
From: Ahurac <ahurac@mailbox.org>
Date: Sun, 14 Apr 2024 12:40:09 +0200
Subject: [PATCH] parser : prise en compte des simple quotes

---
 src/parser.rs | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/src/parser.rs b/src/parser.rs
index 4e9a378..057499e 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -1,6 +1,22 @@
 use crate::command::command_builder::CommandBuilder;
 use crate::command::command_sequence::CommandSequence;
 
+fn parse_quote(characters: &mut Vec<char>) -> Result<String, UnmatchedQuoteError> {
+    if characters.is_empty() {
+        Err(UnmatchedQuoteError)
+    } else {
+        let mut quoted_arg = String::default();
+        let mut current_char = characters.pop().unwrap();
+
+        while !characters.is_empty() && current_char != '\'' {
+            quoted_arg.push(current_char);
+            current_char = characters.pop().unwrap();
+        }
+
+        Ok(quoted_arg)
+    }
+}
+
 fn build_argv(characters: &mut Vec<char>, current_arg: &mut String) -> Vec<String> {
     if characters.is_empty() {
         vec![]
@@ -16,6 +32,11 @@ fn build_argv(characters: &mut Vec<char>, current_arg: &mut String) -> Vec<Strin
             } else {
                 build_argv(characters, current_arg)
             }
+        } else if current_char == '\'' {
+            let mut argv = vec![parse_quote(characters).unwrap()];
+            argv.append(&mut build_argv(characters, &mut String::default()));
+
+            argv
         } else {
             current_arg.push(current_char);
             build_argv(characters, current_arg)
@@ -25,7 +46,7 @@ fn build_argv(characters: &mut Vec<char>, current_arg: &mut String) -> Vec<Strin
 
 pub fn parse_command_line(line: String) -> Option<CommandSequence> {
     let mut characters: Vec<char> = line.chars().rev().collect();
-    let argv = build_argv(&mut characters, &mut String::from(""));
+    let argv = build_argv(&mut characters, &mut String::default());
 
     if !argv.is_empty() {
         let command = CommandBuilder::new(argv).build();
@@ -34,3 +55,6 @@ pub fn parse_command_line(line: String) -> Option<CommandSequence> {
         None
     }
 }
+
+#[derive(Debug)]
+struct UnmatchedQuoteError;