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use clean::{self, Item};
use plugins;
use fold;
use fold::DocFolder;
pub fn collapse_docs(krate: clean::Crate) -> plugins::PluginResult {
Collapser.fold_crate(krate)
}
struct Collapser;
impl fold::DocFolder for Collapser {
fn fold_item(&mut self, mut i: Item) -> Option<Item> {
i.attrs.collapse_doc_comments();
self.fold_item_recur(i)
}
}
impl clean::Attributes {
pub fn collapse_doc_comments(&mut self) {
let mut doc_string = self.doc_strings.join("\n");
if doc_string.is_empty() {
self.doc_strings = vec![];
} else {
doc_string.push('\n');
self.doc_strings = vec![doc_string];
}
}
}