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use syn::Item;
use crate::pattern_analyzer::{AnalyzeItem, AnalyzePattern};
/// Basic struct pattern analyzer.
///
/// Used to identify and analyze struct definitions (`struct`) in Rust source code.
/// Supports analyzing root-level structs as well as structs within inline modules.
pub struct BasicStructPattern;
impl AnalyzePattern for BasicStructPattern {
fn contains(&self, content: &str) -> bool {
content.contains("struct")
}
fn analyze(&self, content: &str) -> Vec<AnalyzeItem> {
let Ok(syntax) = syn::parse_file(content) else {
return Vec::new();
};
let mut items = Vec::new();
for item in &syntax.items {
match item {
// Root-level struct
Item::Struct(s) => {
items.push(AnalyzeItem {
module: String::new(),
item_name: s.ident.to_string(),
});
}
// Struct within inline modules
Item::Mod(item_mod) => {
if let Some((_, nested)) = &item_mod.content {
for n in nested {
if let syn::Item::Struct(s) = n {
items.push(AnalyzeItem {
module: item_mod.ident.to_string(),
item_name: s.ident.to_string(),
});
}
}
}
}
_ => {}
}
}
items
}
}
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