remove unnecessary abstraction
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977b380cd2
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@ -988,35 +988,30 @@ impl Folder for Marker {
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}
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}
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// just a convenience:
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fn new_mark_folder(m: Mrk) -> Marker {
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Marker {mark: m}
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}
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// apply a given mark to the given token trees. Used prior to expansion of a macro.
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fn mark_tts(tts: &[TokenTree], m: Mrk) -> Vec<TokenTree> {
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fold_tts(tts, &mut new_mark_folder(m))
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fold_tts(tts, &mut Marker{mark:m})
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}
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// apply a given mark to the given expr. Used following the expansion of a macro.
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fn mark_expr(expr: Gc<ast::Expr>, m: Mrk) -> Gc<ast::Expr> {
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new_mark_folder(m).fold_expr(expr)
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Marker{mark:m}.fold_expr(expr)
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}
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// apply a given mark to the given pattern. Used following the expansion of a macro.
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fn mark_pat(pat: Gc<ast::Pat>, m: Mrk) -> Gc<ast::Pat> {
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new_mark_folder(m).fold_pat(pat)
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Marker{mark:m}.fold_pat(pat)
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}
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// apply a given mark to the given stmt. Used following the expansion of a macro.
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fn mark_stmt(expr: &ast::Stmt, m: Mrk) -> Gc<ast::Stmt> {
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new_mark_folder(m).fold_stmt(expr)
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Marker{mark:m}.fold_stmt(expr)
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.expect_one("marking a stmt didn't return a stmt")
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}
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// apply a given mark to the given item. Used following the expansion of a macro.
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fn mark_item(expr: Gc<ast::Item>, m: Mrk) -> SmallVector<Gc<ast::Item>> {
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new_mark_folder(m).fold_item(expr)
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Marker{mark:m}.fold_item(expr)
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}
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fn original_span(cx: &ExtCtxt) -> Gc<codemap::ExpnInfo> {
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