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use impl_prelude::*;
#[derive(Debug, Default, Clone, Copy)]
pub struct CheckEndOfLine;
impl CheckEndOfLine {
pub fn new() -> Self {
CheckEndOfLine
}
}
impl ContentCheck for CheckEndOfLine {
fn name(&self) -> &str {
"check-end-of-line"
}
fn check(&self, _: &CheckGitContext, content: &Content) -> Result<CheckResult> {
let mut result = CheckResult::new();
for diff in content.diffs() {
match diff.status {
StatusChange::Added |
StatusChange::Modified(_) => (),
_ => continue,
}
if diff.new_mode == "120000" {
continue;
}
let patch = match content.path_diff(&diff.name) {
Ok(s) => s,
Err(err) => {
result.add_alert(format!("{}failed to get the diff for file `{}`: {}",
commit_prefix(content),
diff.name,
err),
true);
continue;
},
};
let has_missing_newline = patch.lines()
.last()
.map_or(false, |line| line == "\\ No newline at end of file");
if has_missing_newline {
result.add_error(format!("{}missing newline at the end of file in `{}`.",
commit_prefix_str(content, "is not allowed;"),
diff.name));
}
}
Ok(result)
}
}
#[cfg(test)]
mod tests {
use checks::CheckEndOfLine;
use checks::test::*;
const BAD_COMMIT: &str = "829cdf8cb069b8f8a634a034d3f85089271601cf";
const FIX_COMMIT: &str = "767dd1c173175d85e0f7de23dcd286f5a83617b1";
#[test]
fn test_check_end_of_line() {
let check = CheckEndOfLine::new();
let result = run_check("test_check_end_of_line", BAD_COMMIT, check);
test_result_errors(result, &[
"commit 829cdf8cb069b8f8a634a034d3f85089271601cf is not allowed; missing newline at \
the end of file in `missing-newline-eof`.",
]);
}
#[test]
fn test_check_end_of_line_topic() {
let check = CheckEndOfLine::new();
let result = run_topic_check("test_check_end_of_line_topic", BAD_COMMIT, check);
test_result_errors(result, &[
"missing newline at the end of file in `missing-newline-eof`.",
]);
}
#[test]
fn test_check_end_of_line_removal() {
let check = CheckEndOfLine::new();
let conf = make_check_conf(&check);
let result = test_check_base("test_check_end_of_line_removal",
FIX_COMMIT,
BAD_COMMIT,
&conf);
test_result_ok(result);
}
#[test]
fn test_check_end_of_line_topic_fixed() {
let check = CheckEndOfLine::new();
run_topic_check_ok("test_check_end_of_line_topic_fixed", FIX_COMMIT, check);
}
}