6 files changed, 378 insertions, 0 deletions
diff --git a/utils/string_proc/Cargo.toml b/utils/string_proc/Cargo.toml
new file mode 100644
index 0000000..5292339
--- /dev/null
+++ b/utils/string_proc/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+name = "string_proc"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+strip-ansi-escapes = "0.2.1"
diff --git a/utils/string_proc/src/format_path.rs b/utils/string_proc/src/format_path.rs
new file mode 100644
index 0000000..35689b8
--- /dev/null
+++ b/utils/string_proc/src/format_path.rs
@@ -0,0 +1,111 @@
+use std::path::{Path, PathBuf};
+
+/// Format path str
+pub fn format_path_str(path: impl Into<String>) -> Result<String, std::io::Error> {
+    let path_str = path.into();
+    let ends_with_slash = path_str.ends_with('/');
+
+    // ANSI Strip
+    let cleaned = strip_ansi_escapes::strip(&path_str);
+    let path_without_ansi = String::from_utf8(cleaned)
+        .map_err(|e| std::io::Error::new(std::io::ErrorKind::InvalidData, e))?;
+
+    let path_with_forward_slash = path_without_ansi.replace('\\', "/");
+    let mut result = String::new();
+    let mut prev_char = '\0';
+
+    for c in path_with_forward_slash.chars() {
+        if c == '/' && prev_char == '/' {
+            continue;
+        }
+        result.push(c);
+        prev_char = c;
+    }
+
+    let unfriendly_chars = ['*', '?', '"', '<', '>', '|'];
+    result = result
+        .chars()
+        .filter(|c| !unfriendly_chars.contains(c))
+        .collect();
+
+    // Handle ".." path components
+    let path_buf = PathBuf::from(&result);
+    let normalized_path = normalize_path(&path_buf);
+    result = normalized_path.to_string_lossy().replace('\\', "/");
+
+    // Restore trailing slash if original path had one
+    if ends_with_slash && !result.ends_with('/') {
+        result.push('/');
+    }
+
+    // Special case: when result is only "./", return ""
+    if result == "./" {
+        return Ok(String::new());
+    }
+
+    Ok(result)
+}
+
+/// Normalize path by resolving ".." components without requiring file system access
+fn normalize_path(path: &Path) -> PathBuf {
+    let mut components = Vec::new();
+
+    for component in path.components() {
+        match component {
+            std::path::Component::ParentDir => {
+                if !components.is_empty() {
+                    components.pop();
+                }
+            }
+            std::path::Component::CurDir => {
+                // Skip current directory components
+            }
+            _ => {
+                components.push(component);
+            }
+        }
+    }
+
+    if components.is_empty() {
+        PathBuf::from(".")
+    } else {
+        components.iter().collect()
+    }
+}
+
+pub fn format_path(path: impl Into<PathBuf>) -> Result<PathBuf, std::io::Error> {
+    let path_str = format_path_str(path.into().display().to_string())?;
+    Ok(PathBuf::from(path_str))
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_format_path() -> Result<(), std::io::Error> {
+        assert_eq!(format_path_str("C:\\Users\\\\test")?, "C:/Users/test");
+
+        assert_eq!(
+            format_path_str("/path/with/*unfriendly?chars")?,
+            "/path/with/unfriendlychars"
+        );
+
+        assert_eq!(format_path_str("\x1b[31m/path\x1b[0m")?, "/path");
+        assert_eq!(format_path_str("/home/user/dir/")?, "/home/user/dir/");
+        assert_eq!(
+            format_path_str("/home/user/file.txt")?,
+            "/home/user/file.txt"
+        );
+        assert_eq!(
+            format_path_str("/home/my_user/DOCS/JVCS_TEST/Workspace/../Vault/")?,
+            "/home/my_user/DOCS/JVCS_TEST/Vault/"
+        );
+
+        assert_eq!(format_path_str("./home/file.txt")?, "home/file.txt");
+        assert_eq!(format_path_str("./home/path/")?, "home/path/");
+        assert_eq!(format_path_str("./")?, "");
+
+        Ok(())
+    }
+}
diff --git a/utils/string_proc/src/format_processer.rs b/utils/string_proc/src/format_processer.rs
new file mode 100644
index 0000000..8d0a770
--- /dev/null
+++ b/utils/string_proc/src/format_processer.rs
@@ -0,0 +1,132 @@
+pub struct FormatProcesser {
+    content: Vec<String>,
+}
+
+impl From<String> for FormatProcesser {
+    fn from(value: String) -> Self {
+        Self {
+            content: Self::process_string(value),
+        }
+    }
+}
+
+impl From<&str> for FormatProcesser {
+    fn from(value: &str) -> Self {
+        Self {
+            content: Self::process_string(value.to_string()),
+        }
+    }
+}
+
+impl FormatProcesser {
+    /// Process the string into an intermediate format
+    fn process_string(input: String) -> Vec<String> {
+        let mut result = String::new();
+        let mut prev_space = false;
+
+        for c in input.chars() {
+            match c {
+                'a'..='z' | 'A'..='Z' | '0'..='9' => {
+                    result.push(c);
+                    prev_space = false;
+                }
+                '_' | ',' | '.' | '-' | ' ' => {
+                    if !prev_space {
+                        result.push(' ');
+                        prev_space = true;
+                    }
+                }
+                _ => {}
+            }
+        }
+
+        let mut processed = String::new();
+        let mut chars = result.chars().peekable();
+
+        while let Some(c) = chars.next() {
+            processed.push(c);
+            if let Some(&next) = chars.peek()
+                && c.is_lowercase()
+                && next.is_uppercase()
+            {
+                processed.push(' ');
+            }
+        }
+
+        processed
+            .to_lowercase()
+            .split_whitespace()
+            .map(|s| s.to_string())
+            .collect()
+    }
+
+    /// Convert to camelCase format (brewCoffee)
+    pub fn to_camel_case(&self) -> String {
+        let mut result = String::new();
+        for (i, word) in self.content.iter().enumerate() {
+            if i == 0 {
+                result.push_str(&word.to_lowercase());
+            } else {
+                let mut chars = word.chars();
+                if let Some(first) = chars.next() {
+                    result.push_str(&first.to_uppercase().collect::<String>());
+                    result.push_str(&chars.collect::<String>().to_lowercase());
+                }
+            }
+        }
+        result
+    }
+
+    /// Convert to PascalCase format (BrewCoffee)
+    pub fn to_pascal_case(&self) -> String {
+        let mut result = String::new();
+        for word in &self.content {
+            let mut chars = word.chars();
+            if let Some(first) = chars.next() {
+                result.push_str(&first.to_uppercase().collect::<String>());
+                result.push_str(&chars.collect::<String>().to_lowercase());
+            }
+        }
+        result
+    }
+
+    /// Convert to kebab-case format (brew-coffee)
+    pub fn to_kebab_case(&self) -> String {
+        self.content.join("-").to_lowercase()
+    }
+
+    /// Convert to snake_case format (brew_coffee)
+    pub fn to_snake_case(&self) -> String {
+        self.content.join("_").to_lowercase()
+    }
+
+    /// Convert to dot.case format (brew.coffee)
+    pub fn to_dot_case(&self) -> String {
+        self.content.join(".").to_lowercase()
+    }
+
+    /// Convert to Title Case format (Brew Coffee)
+    pub fn to_title_case(&self) -> String {
+        let mut result = String::new();
+        for word in &self.content {
+            let mut chars = word.chars();
+            if let Some(first) = chars.next() {
+                result.push_str(&first.to_uppercase().collect::<String>());
+                result.push_str(&chars.collect::<String>().to_lowercase());
+            }
+            result.push(' ');
+        }
+        result.pop();
+        result
+    }
+
+    /// Convert to lower case format (brew coffee)
+    pub fn to_lower_case(&self) -> String {
+        self.content.join(" ").to_lowercase()
+    }
+
+    /// Convert to UPPER CASE format (BREW COFFEE)
+    pub fn to_upper_case(&self) -> String {
+        self.content.join(" ").to_uppercase()
+    }
+}
diff --git a/utils/string_proc/src/lib.rs b/utils/string_proc/src/lib.rs
new file mode 100644
index 0000000..76588c1
--- /dev/null
+++ b/utils/string_proc/src/lib.rs
@@ -0,0 +1,50 @@
+pub mod format_path;
+pub mod format_processer;
+pub mod macros;
+pub mod simple_processer;
+
+#[cfg(test)]
+mod tests {
+    use crate::format_processer::FormatProcesser;
+
+    #[test]
+    fn test_processer() {
+        let test_cases = vec![
+            ("brew_coffee", "brewCoffee"),
+            ("brew, coffee", "brewCoffee"),
+            ("brew-coffee", "brewCoffee"),
+            ("Brew.Coffee", "brewCoffee"),
+            ("bRewCofFee", "bRewCofFee"),
+            ("brewCoffee", "brewCoffee"),
+            ("b&rewCoffee", "brewCoffee"),
+            ("BrewCoffee", "brewCoffee"),
+            ("brew.coffee", "brewCoffee"),
+            ("Brew_Coffee", "brewCoffee"),
+            ("BREW COFFEE", "brewCoffee"),
+        ];
+
+        for (input, expected) in test_cases {
+            let processor = FormatProcesser::from(input);
+            assert_eq!(
+                processor.to_camel_case(),
+                expected,
+                "Failed for input: '{}'",
+                input
+            );
+        }
+    }
+
+    #[test]
+    fn test_conversions() {
+        let processor = FormatProcesser::from("brewCoffee");
+
+        assert_eq!(processor.to_upper_case(), "BREW COFFEE");
+        assert_eq!(processor.to_lower_case(), "brew coffee");
+        assert_eq!(processor.to_title_case(), "Brew Coffee");
+        assert_eq!(processor.to_dot_case(), "brew.coffee");
+        assert_eq!(processor.to_snake_case(), "brew_coffee");
+        assert_eq!(processor.to_kebab_case(), "brew-coffee");
+        assert_eq!(processor.to_pascal_case(), "BrewCoffee");
+        assert_eq!(processor.to_camel_case(), "brewCoffee");
+    }
+}
diff --git a/utils/string_proc/src/macros.rs b/utils/string_proc/src/macros.rs
new file mode 100644
index 0000000..135268e
--- /dev/null
+++ b/utils/string_proc/src/macros.rs
@@ -0,0 +1,63 @@
+#[macro_export]
+macro_rules! camel_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_camel_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! upper_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_upper_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! lower_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_lower_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! title_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_title_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! dot_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_dot_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! snake_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_snake_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! kebab_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_kebab_case()
+    }};
+}
+
+#[macro_export]
+macro_rules! pascal_case {
+    ($input:expr) => {{
+        use string_proc::format_processer::FormatProcesser;
+        FormatProcesser::from($input).to_pascal_case()
+    }};
+}
diff --git a/utils/string_proc/src/simple_processer.rs b/utils/string_proc/src/simple_processer.rs
new file mode 100644
index 0000000..2de5dfc
--- /dev/null
+++ b/utils/string_proc/src/simple_processer.rs
@@ -0,0 +1,15 @@
+/// Sanitizes a file path by replacing special characters with underscores.
+///
+/// This function takes a file path as input and returns a sanitized version
+/// where characters that are not allowed in file paths (such as path separators
+/// and other reserved characters) are replaced with underscores.
+pub fn sanitize_file_path<P: AsRef<str>>(path: P) -> String {
+    let path_str = path.as_ref();
+    path_str
+        .chars()
+        .map(|c| match c {
+            '/' | '\\' | ':' | '*' | '?' | '"' | '<' | '>' | '|' => '_',
+            _ => c,
+        })
+        .collect()
+}