32 lines
811 B
Rust
32 lines
811 B
Rust
// FIXME: There are a bunch of similar functions in pprust that
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// likely belong here
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fn expr_requires_semi_to_be_stmt(e: @ast::expr) -> bool {
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alt e.node {
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ast::expr_if(_, _, _) | ast::expr_if_check(_, _, _)
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| ast::expr_alt(_, _, _) | ast::expr_block(_)
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| ast::expr_do_while(_, _) | ast::expr_while(_, _)
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| ast::expr_loop(_) | ast::expr_call(_, _, true) {
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false
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}
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_ { true }
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}
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}
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fn stmt_ends_with_semi(stmt: ast::stmt) -> bool {
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alt stmt.node {
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ast::stmt_decl(d, _) {
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ret alt d.node {
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ast::decl_local(_) { true }
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ast::decl_item(_) { false }
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}
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}
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ast::stmt_expr(e, _) {
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ret expr_requires_semi_to_be_stmt(e);
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}
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ast::stmt_semi(e, _) {
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ret false;
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}
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}
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}
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