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Fix issue-1116

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This commit is contained in:
Sergey Pepyakin 2016-08-03 01:25:54 +03:00
parent b57ea4e39a
commit f6959a4772
1 changed files with 4 additions and 2 deletions
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6
src/imports.rs
View File

@ -159,8 +159,10 @@ impl Rewrite for ast::ViewPath {
impl<'a> FmtVisitor<'a> {
pub fn format_imports(&mut self, use_items: &[ptr::P<ast::Item>]) {
let mut last_pos =
use_items.first().map(|p_i| p_i.span.lo - BytePos(1)).unwrap_or(self.last_pos);
let mut last_pos = use_items.first()
.and_then(|p_i| p_i.span.lo.0.checked_sub(1))
.map(|span_lo| BytePos(span_lo))
.unwrap_or(self.last_pos);
let prefix = codemap::mk_sp(self.last_pos, last_pos);
let mut ordered_use_items = use_items.iter()
.map(|p_i| {