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use super::*;
// `assura fmt <file|dir> [--check]` — format .assura source file(s)
// ---------------------------------------------------------------------------
pub(crate) fn run_fmt(filename: &str, check_only: bool, output_mode: assura_config::OutputMode) {
let json = output_mode == assura_config::OutputMode::Json;
// Match `assura check -`: format stdin to stdout (or --check only).
if is_stdin_arg(filename) {
if !fmt_stdin(check_only, json) {
process::exit(1);
}
return;
}
let path = Path::new(filename);
if path.is_dir() {
let mut files = Vec::new();
collect_assura_files(path, &mut files);
if files.is_empty() {
if json {
let report = serde_json::json!({
"ok": false,
"error": "no_assura_files",
"path": filename,
"message": format!("no .assura files found under {filename}"),
});
println!("{}", serde_json::to_string_pretty(&report).unwrap());
} else {
eprintln!("Error: no .assura files found under {filename}");
}
process::exit(2);
}
let mut failed = false;
let mut results: Vec<serde_json::Value> = Vec::new();
for file in &files {
let path_str = file.to_string_lossy();
// Quiet per-file reporting when emitting aggregate JSON (avoids
// human "not formatted" lines on stderr alongside the JSON doc).
let ok = fmt_one(path_str.as_ref(), check_only, json, /*aggregate*/ json);
if json {
if check_only {
results.push(serde_json::json!({
"file": path_str,
"formatted": ok,
}));
} else {
results.push(serde_json::json!({
"file": path_str,
"ok": ok,
"wrote": ok,
}));
}
}
if !ok {
failed = true;
}
}
if json {
println!(
"{}",
serde_json::to_string_pretty(&serde_json::json!({
"ok": !failed,
"check": check_only,
"files": results,
}))
.unwrap()
);
}
if failed {
process::exit(1);
}
return;
}
if !fmt_one(filename, check_only, json, /*aggregate*/ false) {
process::exit(1);
}
}
/// Format stdin. Writes formatted source to stdout unless `--check`.
fn fmt_stdin(check_only: bool, json: bool) -> bool {
let source = match read_source_arg("-") {
Ok((s, _)) => s,
Err(e) => {
if json {
let report = serde_json::json!({
"ok": false,
"file": "<stdin>",
"error": format!("reading stdin: {e}"),
});
println!("{}", serde_json::to_string_pretty(&report).unwrap());
} else {
eprintln!("Error: reading stdin: {e}");
}
process::exit(2);
}
};
let formatted = match assura_fmt::try_format_source(&source) {
Ok(f) => f,
Err(errors) => {
if json {
let report = serde_json::json!({
"ok": false,
"file": "<stdin>",
"error": "parse_error",
"messages": errors.iter().map(|e| e.message.clone()).collect::<Vec<_>>(),
});
println!("{}", serde_json::to_string_pretty(&report).unwrap());
} else {
for e in &errors {
eprintln!("<stdin>: parse error: {}", e.message);
}
}
return false;
}
};
if check_only {
let ok = formatted == source;
if json {
println!(
"{}",
serde_json::json!({
"ok": ok,
"file": "<stdin>",
"formatted": ok,
})
);
} else if !ok {
eprintln!("<stdin>: not formatted");
}
ok
} else if json {
// Pipe-friendly: emit formatted source (not a status wrapper).
print!("{formatted}");
true
} else {
print!("{formatted}");
true
}
}
/// Format one file. Returns `false` if `--check` failed or parse failed.
///
/// When `aggregate` is true (directory + `--json`), do not print per-file
/// JSON or human "not formatted" lines; the caller emits one report.
fn fmt_one(filename: &str, check_only: bool, json: bool, aggregate: bool) -> bool {
let source = match fs::read_to_string(filename) {
Ok(s) => s,
Err(e) => {
if json {
let report = serde_json::json!({
"ok": false,
"file": filename,
"error": format!("{e}"),
"message": format!("{filename}: {e}"),
});
println!("{}", serde_json::to_string_pretty(&report).unwrap());
} else {
eprintln!("Error: {filename}: {e}");
}
process::exit(2);
}
};
let formatted = match assura_fmt::try_format_source(&source) {
Ok(f) => f,
Err(errors) => {
if aggregate {
// Caller reports failure in aggregate JSON.
} else if json {
let report = serde_json::json!({
"ok": false,
"file": filename,
"error": "parse_error",
"messages": errors.iter().map(|e| e.message.clone()).collect::<Vec<_>>(),
});
println!("{}", serde_json::to_string_pretty(&report).unwrap());
} else {
for e in &errors {
eprintln!("{filename}: parse error: {}", e.message);
}
}
return false;
}
};
if check_only {
let ok = formatted == source;
if aggregate {
// Caller builds the aggregate JSON document.
} else if json {
println!(
"{}",
serde_json::json!({
"ok": ok,
"file": filename,
"formatted": ok,
})
);
} else if !ok {
eprintln!("{filename}: not formatted");
}
ok
} else {
let changed = formatted != source;
if let Err(e) = fs::write(filename, &formatted) {
if json && !aggregate {
let report = serde_json::json!({
"ok": false,
"file": filename,
"error": format!("cannot write {filename}: {e}"),
});
println!("{}", serde_json::to_string_pretty(&report).unwrap());
} else if !json {
eprintln!("Error: cannot write {filename}: {e}");
}
process::exit(2);
}
if !aggregate && json {
println!(
"{}",
serde_json::json!({
"ok": true,
"file": filename,
"wrote": true,
"changed": changed,
})
);
}
true
}
}
fn collect_assura_files(dir: &Path, out: &mut Vec<std::path::PathBuf>) {
let Ok(entries) = fs::read_dir(dir) else {
return;
};
for entry in entries.flatten() {
let p = entry.path();
if p.is_dir() {
if let Some(name) = p.file_name().and_then(|n| n.to_str())
&& (name == "target" || name == "generated" || name == ".git")
{
continue;
}
collect_assura_files(&p, out);
} else if p.extension().and_then(|e| e.to_str()) == Some("assura") {
out.push(p);
}
}
}
// ---------------------------------------------------------------------------