date: echo invalid input verbatim instead of as a Fluent number

src/uu/date/src/date.rs

@@ -27,6 +27,7 @@
 #[cfg(feature = "i18n-datetime")]
 use uucore::i18n::datetime::{localize_format_string, should_use_icu_locale};
 use uucore::translate;
+use uucore::translate_text;
 use uucore::{format_usage, show};
 #[cfg(windows)]
 use windows_sys::Win32::{Foundation::SYSTEMTIME, System::SystemInformation::SetSystemTime};
@@ -35,10 +36,10 @@
 
 /// OHOS helper: pass through the system time zone ID returned by
 /// TimeService (OH_TimeService_GetTimeZone, e.g. "Asia/Shanghai") and
 /// resolve it against the embedded IANA tzdata (jiff-tzdb) so that
 /// historial DST rules and transitions are preserved. jiff's
 /// `try_system()` is useless on OHOS because both `/etc/localtime` and
 /// the zoneinfo dirs are absent.
 #[cfg(target_env = "ohos")]
 fn ohos_system_zone() -> jiff::tz::TimeZone {
     use core::ffi::{CStr, c_char};
@@ -55,7 +56,7 @@
     let id = unsafe { CStr::from_ptr(buf.as_ptr() as *const c_char) }
         .to_string_lossy()
         .into_owned();
     if let Some((name, tzif)) = jiff_tzdb::get(&id) {
         if let Ok(tz) = jiff::tz::TimeZone::tzif(name, tzif) {
             return tz;
         }
@@ -91,9 +92,9 @@
     Write(std::io::Error),
     #[error("{}", translate!("date-error-extra-operand", "operand" => .operand))]
     ExtraOperand { operand: String },
-    #[error("{}", translate!("date-error-invalid-date", "date" => .date))]
+    #[error("{}", translate_text!("date-error-invalid-date", "date" => .date))]
     InvalidDate { date: String },
-    #[error("{}", translate!("date-error-format-missing-plus", "arg" => .arg))]
+    #[error("{}", translate_text!("date-error-format-missing-plus", "arg" => .arg))]
     FormatMissingPlus { arg: String },
     #[error("{}", translate!("date-error-expected-file-got-directory", "path" => .path))]
     ExpectedFileGotDirectory { path: String },

tests/by-util/test_date.rs

@@ -530,6 +530,24 @@ fn test_date_set_invalid() {
     assert!(result.stderr_str().starts_with("date: invalid date "));
 }
 
+#[test]
+fn test_date_error_echoes_input_verbatim() {
+    // Error messages echo what the user typed: numeric-looking input must
+    // not be reformatted as a Fluent number (#14669, #14670).
+    for input in ["1e9", "+1e-2", "+9.e-0", "9.", "-0"] {
+        new_ucmd!()
+            .arg("-d")
+            .arg(input)
+            .fails()
+            .stderr_is(format!("date: invalid date '{input}'\n"));
+    }
+    // Same for the missing '+' message, which echoes the argument too.
+    new_ucmd!()
+        .args(&["--date", "1996-01-31", "1e9"])
+        .fails_with_code(1)
+        .stderr_contains("the argument 1e9 lacks a leading '+'");
+}
+
 #[test]
 #[cfg(all(unix, not(any(target_vendor = "apple", target_os = "android"))))]
 fn test_date_set_permissions_error() {