use super::{CheckResult, FileEntry, Finding, file_str_is_ignored, line_is_ignored};
use anyhow::Result;
use std::path::Path;
pub const NAME: &str = "trailing-whitespace";
pub fn run(base_dir: &Path, files: &[FileEntry]) -> Result<CheckResult> {
let mut findings = Vec::new();
for file in files {
if file.is_binary {
continue;
}
let path = base_dir.join(&file.path);
if !path.is_file() {
continue;
}
let Ok(content) = std::fs::read_to_string(&path) else {
continue;
};
if file_str_is_ignored(&content, NAME) {
continue;
}
for (i, line) in content.lines().enumerate() {
if line_is_ignored(line, NAME) {
continue;
}
if line.ends_with(' ') || line.ends_with('\t') {
findings.push(Finding {
file: file.path.clone(),
detail: format!("line {}", i + 1),
});
}
}
}
Ok(CheckResult {
name: NAME,
description: "Trailing whitespace",
passed: findings.is_empty(),
findings,
})
}