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Update block checking code

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This commit is contained in:
Bryce Van Dyk 2015-12-02 16:44:40 +13:00
parent 7ce887abcf
commit 74d40c042f
1 changed files with 5 additions and 4 deletions
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9
src/expr.rs
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@ -960,14 +960,15 @@ impl Rewrite for ast::Arm {
let budget = context.config.max_width - line_start - comma.len() - 4;
let offset = Indent::new(offset.block_indent, line_start + 4 - offset.block_indent);
let rewrite = nop_block_collapse(body.rewrite(context, budget, offset), budget);
let is_body_str_block = match rewrite {
Some(ref s) => s.trim().starts_with("{") && s.trim().ends_with("}"),
None => false,
let is_block = if let ast::ExprBlock(ref block) = body.node {
true
} else {
false
};
match rewrite {
Some(ref body_str) if !body_str.contains('\n') || !context.config.wrap_match_arms ||
is_body_str_block => {
is_block => {
return Some(format!("{}{} => {}{}",
attr_str.trim_left(),
pats_str,