commit 6823d1ee5b5e7542a84078db6f1bfeb4aa51ceca
Author: Kiril Burlaka <kiril302005@gmaoil.com>
Date:   Thu Nov 27 17:05:40 2025 +0100

    init

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..13566b8
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/.idea/minigrep.iml b/.idea/minigrep.iml
new file mode 100644
index 0000000..cf84ae4
--- /dev/null
+++ b/.idea/minigrep.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="EMPTY_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
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diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..329a0c0
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/minigrep.iml" filepath="$PROJECT_DIR$/.idea/minigrep.iml" />
+    </modules>
+  </component>
+</project>
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diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
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diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..1511dd5
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "minigrep"
+version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..b8302ae
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "minigrep"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/poem.txt b/poem.txt
new file mode 100644
index 0000000..8707527
--- /dev/null
+++ b/poem.txt
@@ -0,0 +1,9 @@
+I'm nobody! Who are you?
+Are you nobody, too?
+Then there's a pair of us - don't tell!
+They'd banish us, you know.
+
+How dreary to be somebody!
+How public, like a frog
+To tell your name the livelong day
+To an admiring bog!
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..daa1989
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,57 @@
+pub fn search<'a> (query: &str, contents: &'a str) -> Vec<&'a str> {
+    let mut results = Vec::new();
+    for line in contents.lines() {
+        if line.contains(query) {
+            results.push(line);
+        }
+    }
+    results
+}
+
+pub fn search_case_insensitive<'a> (
+    query: &str,
+    contents: &'a str
+) -> Vec<&'a str> {
+    let mut results = Vec::new();
+    let query = query.to_uppercase();
+
+    for line in contents.lines() {
+        if line.to_uppercase().contains(&query) {
+            results.push(line);
+        }
+    }
+
+    results
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn case_sensitive() {
+        let query = "duct";
+        let contents = "\
+Rust:
+safe, fast, productive.
+Pick three.
+Duct tape.";
+
+        assert_eq!(vec!["safe, fast, productive."], search(&query, &contents))
+    }
+
+    #[test]
+    fn case_insensitive() {
+        let query = "rUsT";
+        let contents = "\
+Rust:
+safe, fast, productive.
+Pick three.
+Trust me.";
+
+        assert_eq!(
+            vec!["Rust:", "Trust me."],
+            search_case_insensitive(&query, &contents)
+        )
+    }
+}
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diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..890edaf
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,56 @@
+use std::env;
+use std::fs;
+use std::process;
+use std::error::Error;
+use minigrep::{search, search_case_insensitive};
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+    let config = Config::build(&args).unwrap_or_else(|err| {
+        eprintln!("Problem parsing arguments: {err}");
+        process::exit(1);
+    });
+
+    if let Err(e) = run(config) {
+        eprintln!("Application error: {e}");
+        process::exit(1);
+    };
+}
+
+fn run(config: Config) -> Result<(), Box<dyn Error>> {
+    let contents = fs::read_to_string(config.file_path)?;
+
+    let results = if config.ignore_case {
+        search_case_insensitive(&config.query, &contents)
+    } else {
+        search(&config.query, &contents)
+    };
+
+    for line in results {
+        println!("{line}");
+    }
+
+    Ok(())
+}
+
+pub struct Config {
+    pub query: String,
+    pub file_path: String,
+    pub ignore_case: bool,
+}
+impl Config {
+    fn build(args: &[String]) -> Result<Config, &'static str> {
+        if args.len() < 3 {
+            return Err("not enough arguments");
+        }
+        let query = args[1].clone();
+        let file_path = args[2].clone();
+        let ignore_case = if args.len() == 4 {
+            args[3] == "true"
+        } else {
+            env::var("IGNORE_CASE").is_ok()
+        };
+
+        Ok(Config {query, file_path, ignore_case})
+    }
+}
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