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syntax: Allow any block-like expr to be used as alt arm w/o comma separator

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This commit is contained in:
Brian Anderson 2012-08-01 16:16:53 -07:00
parent fd17d347b0
commit 507fba57d1
5 changed files with 99 additions and 34 deletions
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7
src/libsyntax/ast_util.rs
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@ -588,13 +588,6 @@ fn view_path_id(p: @view_path) -> node_id {
}
}
fn lone_block_expr(blk: blk) -> option<@ast::expr> {
if blk.node.view_items.len() != 0 { ret none; }
if blk.node.stmts.len() != 0 { ret none; }
if blk.node.rules != default_blk { ret none; }
ret blk.node.expr;
}
// Local Variables:
// mode: rust
// fill-column: 78;