pr: fix file not found in pr and mpr
@@ -735,7 +735,7 @@ fn pr(path: &String, options: &OutputOptions) -> Result<i32, PrError> {
usize,
Map<TakeWhile<SkipWhile<Map<Enumerate<Lines<BufReader<Box<Read>>>>, _>, _>, _>, _>,
_,
- > = BufReader::with_capacity(READ_BUFFER_SIZE, open(path).unwrap())
+ > = BufReader::with_capacity(READ_BUFFER_SIZE, open(path)?)
.lines()
.enumerate()
.map(|i: (usize, Result<String, IOError>)| FileLine {
@@ -790,6 +790,11 @@ fn mpr(paths: &Vec<String>, options: &OutputOptions) -> Result<i32, PrError> {
let last_page: Option<&usize> = options.end_page.as_ref();
let start_line_index_of_start_page = (start_page - 1) * lines_needed_per_page;
+ // Check if files exists
+ for path in paths {
+ open(path)?;
+ }
+
let file_line_groups: GroupBy<
usize,
KMergeBy<
