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Put the brace of match on the next line if condition is multi-lined

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This commit is contained in:
Seiichi Uchida 2017-07-20 00:09:03 +09:00
parent b78b6e8b09
commit cf8b191852
1 changed files with 5 additions and 3 deletions
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8
src/expr.rs
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@ -1514,15 +1514,17 @@ fn rewrite_match(
return None;
}
// `match `cond` {`
// 6 = `match `, 2 = ` {`
let cond_shape = match context.config.control_style() {
Style::Legacy => try_opt!(shape.shrink_left(6).and_then(|s| s.sub_width(2))),
Style::Rfc => try_opt!(shape.offset_left(8)),
Style::Rfc => try_opt!(shape.offset_left(6).and_then(|s| s.sub_width(2))),
};
let cond_str = try_opt!(cond.rewrite(context, cond_shape));
let alt_block_sep = String::from("\n") + &shape.indent.block_only().to_string(context.config);
let block_sep = match context.config.control_brace_style() {
ControlBraceStyle::AlwaysNextLine => alt_block_sep.as_str(),
ControlBraceStyle::AlwaysNextLine => &alt_block_sep,
_ if last_line_extendable(&cond_str) => " ",
_ if cond_str.contains('\n') => &alt_block_sep,
_ => " ",
};