bjoernager/rust
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Remove ternary operator

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`expr_ternary`, `ternary_to_if`, and all parses & lexer definitions have
been removed.
This commit is contained in:
Paul Woolcock 2012-01-30 11:40:54 -05:00 • committed by Marijn Haverbeke
parent a02493b969
commit 6ba3d24355
15 changed files with 5 additions and 82 deletions
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17
src/comp/syntax/ast_util.rs
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@ -205,23 +205,6 @@ fn default_block(stmts1: [@stmt], expr1: option::t<@expr>, id1: node_id) ->
{view_items: [], stmts: stmts1, expr: expr1, id: id1, rules: default_blk}
}
// This is a convenience function to transfor ternary expressions to if
// expressions so that they can be treated the same
fn ternary_to_if(e: @expr) -> @expr {
alt e.node {
expr_ternary(cond, then, els) {
let then_blk = block_from_expr(then);
let els_blk = block_from_expr(els);
let els_expr =
@{id: els.id, node: expr_block(els_blk), span: els.span};
ret @{id: e.id,
node: expr_if(cond, then_blk, option::some(els_expr)),
span: e.span};
}
_ { fail; }
}
}
// FIXME this doesn't handle big integer/float literals correctly (nor does
// the rest of our literal handling)
enum const_val {