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Fix: Re-writing content of String in edit_in_tmpfile()

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This commit is contained in:
Matthias Beyer 2016-06-07 14:25:06 +02:00
parent 88e89d7927
commit bfa6f593b6
1 changed files with 6 additions and 1 deletions
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7
libimagrt/src/edit.rs
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@ -61,7 +61,12 @@ pub fn edit_in_tmpfile(rt: &Runtime, s: &mut String) -> EditResult<()> {
Ok(true) => {
file.sync_data()
.and_then(|_| file.seek(SeekFrom::Start(0)))
.and_then(|_| file.read_to_string(s))
.and_then(|_| {
let mut new_s = String::new();
let res = file.read_to_string(&mut new_s);
*s = new_s;
res
})
.map(|_| ())
.map_err(Box::new)
.map_err(|e| RuntimeErrorKind::IOError.into_error_with_cause(e))