//! Tree-sitter based quantum compression - "Semantic awareness meets compression!" - Omni
//! Uses AST parsing to extract only the most meaningful code structures
use anyhow::Result;
use std::collections::HashMap;
// For now, we'll create a trait that can be implemented with tree-sitter later
pub trait LanguageQuantumParser {
/// Extract semantically important nodes from source code
fn extract_quantum_nodes(&self, source: &str) -> Result<Vec<QuantumNode>>;
/// Score the importance of a node (0.0 to 1.0)
fn score_importance(&self, node: &QuantumNode) -> f32;
}
#[derive(Debug, Clone)]
pub struct QuantumNode {
pub kind: NodeKind,
pub name: String,
pub content: String,
pub byte_range: (usize, usize),
pub importance: f32,
}
#[derive(Debug, Clone, PartialEq)]
pub enum NodeKind {
Function,
Struct,
Enum,
Trait,
Module,
Import,
Constant,
Type,
Test,
Comment,
}
/// Rust language quantum parser
pub struct RustQuantumParser;
impl Default for RustQuantumParser {
fn default() -> Self {
Self::new()
}
}
impl RustQuantumParser {
pub fn new() -> Self {
Self
}
/// Simplified version without tree-sitter dependency for now
/// This demonstrates the concept until we add tree-sitter
pub fn summarize_rust_code(&self, source_code: &str) -> Vec<String> {
let mut highlights = vec![];
// Simple regex-based extraction for now
// TODO: Replace with tree-sitter AST parsing
// Extract function signatures
let fn_regex =
regex::Regex::new(r"(?m)^[\s]*(?:pub\s+)?(?:async\s+)?fn\s+(\w+)[^{]+").unwrap();
for cap in fn_regex.captures_iter(source_code) {
if let Some(sig) = cap.get(0) {
let sig_str = sig.as_str().trim();
// Take only the signature, not the body
if let Some(paren_end) = sig_str.rfind(')') {
let end = sig_str[paren_end..]
.find('{')
.map(|i| paren_end + i)
.unwrap_or(sig_str.len());
highlights.push(format!("fn: {}", sig_str[..end].trim()));
}
}
}
// Extract struct definitions
let struct_regex = regex::Regex::new(r"(?m)^[\s]*(?:pub\s+)?struct\s+(\w+)").unwrap();
for cap in struct_regex.captures_iter(source_code) {
if let Some(name) = cap.get(1) {
highlights.push(format!("struct: {}", name.as_str()));
}
}
// Extract trait definitions
let trait_regex = regex::Regex::new(r"(?m)^[\s]*(?:pub\s+)?trait\s+(\w+)").unwrap();
for cap in trait_regex.captures_iter(source_code) {
if let Some(name) = cap.get(1) {
highlights.push(format!("trait: {}", name.as_str()));
}
}
// Extract module definitions
let mod_regex = regex::Regex::new(r"(?m)^[\s]*(?:pub\s+)?mod\s+(\w+)").unwrap();
for cap in mod_regex.captures_iter(source_code) {
if let Some(name) = cap.get(1) {
highlights.push(format!("mod: {}", name.as_str()));
}
}
highlights
}
}
impl LanguageQuantumParser for RustQuantumParser {
fn extract_quantum_nodes(&self, source: &str) -> Result<Vec<QuantumNode>> {
let mut nodes = Vec::new();
// Function extraction with importance scoring
let fn_regex =
regex::Regex::new(r"(?m)^[\s]*(?:pub\s+)?(?:async\s+)?fn\s+(\w+)[^{]+").unwrap();
for cap in fn_regex.captures_iter(source) {
if let (Some(full_match), Some(name)) = (cap.get(0), cap.get(1)) {
let importance = if full_match.as_str().contains("pub") {
0.9
} else if name.as_str() == "main" {
1.0
} else if name.as_str().starts_with("test_") {
0.3
} else {
0.6
};
nodes.push(QuantumNode {
kind: NodeKind::Function,
name: name.as_str().to_string(),
content: full_match.as_str().to_string(),
byte_range: (full_match.start(), full_match.end()),
importance,
});
}
}
// Sort by importance
nodes.sort_by(|a, b| b.importance.partial_cmp(&a.importance).unwrap());
Ok(nodes)
}
fn score_importance(&self, node: &QuantumNode) -> f32 {
node.importance
}
}
/// Python language quantum parser
pub struct PythonQuantumParser;
impl Default for PythonQuantumParser {
fn default() -> Self {
Self::new()
}
}
impl PythonQuantumParser {
pub fn new() -> Self {
Self
}
}
impl LanguageQuantumParser for PythonQuantumParser {
fn extract_quantum_nodes(&self, source: &str) -> Result<Vec<QuantumNode>> {
let mut nodes = Vec::new();
// Class extraction
let class_regex = regex::Regex::new(r"(?m)^class\s+(\w+)").unwrap();
for cap in class_regex.captures_iter(source) {
if let (Some(full_match), Some(name)) = (cap.get(0), cap.get(1)) {
nodes.push(QuantumNode {
kind: NodeKind::Struct, // Using Struct for classes
name: name.as_str().to_string(),
content: full_match.as_str().to_string(),
byte_range: (full_match.start(), full_match.end()),
importance: 0.8,
});
}
}
// Function extraction
let fn_regex = regex::Regex::new(r"(?m)^def\s+(\w+)").unwrap();
for cap in fn_regex.captures_iter(source) {
if let (Some(full_match), Some(name)) = (cap.get(0), cap.get(1)) {
let importance = if name.as_str() == "__init__" {
0.9
} else if name.as_str().starts_with("_") {
0.4
} else if name.as_str() == "main" {
1.0
} else {
0.6
};
nodes.push(QuantumNode {
kind: NodeKind::Function,
name: name.as_str().to_string(),
content: full_match.as_str().to_string(),
byte_range: (full_match.start(), full_match.end()),
importance,
});
}
}
nodes.sort_by(|a, b| b.importance.partial_cmp(&a.importance).unwrap());
Ok(nodes)
}
fn score_importance(&self, node: &QuantumNode) -> f32 {
node.importance
}
}
/// Factory for creating language-specific quantum parsers
pub struct QuantumParserFactory;
impl QuantumParserFactory {
pub fn create_parser(language: &str) -> Option<Box<dyn LanguageQuantumParser>> {
match language.to_lowercase().as_str() {
"rust" | "rs" => Some(Box::new(RustQuantumParser::new())),
"python" | "py" => Some(Box::new(PythonQuantumParser::new())),
_ => None,
}
}
}
/// Quantum compression that uses semantic analysis
pub struct SemanticQuantumCompressor {
parsers: HashMap<String, Box<dyn LanguageQuantumParser>>,
}
impl Default for SemanticQuantumCompressor {
fn default() -> Self {
Self::new()
}
}
impl SemanticQuantumCompressor {
pub fn new() -> Self {
let mut parsers = HashMap::new();
// Pre-register parsers
parsers.insert(
"rust".to_string(),
Box::new(RustQuantumParser::new()) as Box<dyn LanguageQuantumParser>,
);
parsers.insert(
"python".to_string(),
Box::new(PythonQuantumParser::new()) as Box<dyn LanguageQuantumParser>,
);
Self { parsers }
}
/// Compress source code using semantic understanding
pub fn compress_semantic(
&self,
source: &str,
language: &str,
max_nodes: usize,
) -> Result<String> {
let parser = self
.parsers
.get(language)
.ok_or_else(|| anyhow::anyhow!("Unsupported language: {}", language))?;
let nodes = parser.extract_quantum_nodes(source)?;
// Take only the most important nodes up to max_nodes
let important_nodes: Vec<_> = nodes.into_iter().take(max_nodes).collect();
// Build compressed representation
let mut output = format!("QUANTUM_SEMANTIC_V1:lang={}\n", language);
for node in important_nodes {
output.push_str(&format!(
"{:?}:{} [{:.2}]\n",
node.kind, node.name, node.importance
));
}
Ok(output)
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_rust_quantum_parser() {
let source = r#"
pub struct Scanner {
root: PathBuf,
}
impl Scanner {
pub fn new(path: &Path) -> Result<Self> {
Ok(Self { root: path.to_path_buf() })
}
fn internal_method(&self) -> bool {
true
}
}
fn main() {
println!("Hello!");
}
#[test]
fn test_scanner() {
// test
}
"#;
let parser = RustQuantumParser::new();
let nodes = parser.extract_quantum_nodes(source).unwrap();
// Should prioritize main > pub fn > private fn > test
assert!(nodes[0].name == "main");
assert!(nodes.iter().any(|n| n.name == "new" && n.importance > 0.8));
assert!(nodes
.iter()
.any(|n| n.name == "test_scanner" && n.importance < 0.5));
}
}