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use crate::error::{TranslateError, TranslateErrorKind};
use crate::fluent_bundle::*;
use crate::translation::Translate;
use crate::FluentBundle;
use rustc_data_structures::sync::Lrc;
use rustc_error_messages::fluent_bundle::resolver::errors::{ReferenceKind, ResolverError};
use rustc_error_messages::langid;
use rustc_error_messages::DiagnosticMessage;
struct Dummy {
bundle: FluentBundle,
}
impl Translate for Dummy {
fn fluent_bundle(&self) -> Option<&Lrc<FluentBundle>> {
None
}
fn fallback_fluent_bundle(&self) -> &FluentBundle {
&self.bundle
}
}
fn make_dummy(ftl: &'static str) -> Dummy {
let resource = FluentResource::try_new(ftl.into()).expect("Failed to parse an FTL string.");
let langid_en = langid!("en-US");
#[cfg(parallel_compiler)]
let mut bundle = FluentBundle::new_concurrent(vec![langid_en]);
#[cfg(not(parallel_compiler))]
let mut bundle = FluentBundle::new(vec![langid_en]);
bundle.add_resource(resource).expect("Failed to add FTL resources to the bundle.");
Dummy { bundle }
}
#[test]
fn wellformed_fluent() {
let dummy = make_dummy("mir_build_borrow_of_moved_value = borrow of moved value
.label = value moved into `{$name}` here
.occurs_because_label = move occurs because `{$name}` has type `{$ty}` which does not implement the `Copy` trait
.value_borrowed_label = value borrowed here after move
.suggestion = borrow this binding in the pattern to avoid moving the value");
let mut args = FluentArgs::new();
args.set("name", "Foo");
args.set("ty", "std::string::String");
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("suggestion".into()),
);
assert_eq!(
dummy.translate_message(&message, &args).unwrap(),
"borrow this binding in the pattern to avoid moving the value"
);
}
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("value_borrowed_label".into()),
);
assert_eq!(
dummy.translate_message(&message, &args).unwrap(),
"value borrowed here after move"
);
}
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("occurs_because_label".into()),
);
assert_eq!(
dummy.translate_message(&message, &args).unwrap(),
"move occurs because `\u{2068}Foo\u{2069}` has type `\u{2068}std::string::String\u{2069}` which does not implement the `Copy` trait"
);
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("label".into()),
);
assert_eq!(
dummy.translate_message(&message, &args).unwrap(),
"value moved into `\u{2068}Foo\u{2069}` here"
);
}
}
}
#[test]
fn misformed_fluent() {
let dummy = make_dummy("mir_build_borrow_of_moved_value = borrow of moved value
.label = value moved into `{name}` here
.occurs_because_label = move occurs because `{$oops}` has type `{$ty}` which does not implement the `Copy` trait
.suggestion = borrow this binding in the pattern to avoid moving the value");
let mut args = FluentArgs::new();
args.set("name", "Foo");
args.set("ty", "std::string::String");
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("value_borrowed_label".into()),
);
let err = dummy.translate_message(&message, &args).unwrap_err();
assert!(
matches!(
&err,
TranslateError::Two {
primary: box TranslateError::One {
kind: TranslateErrorKind::PrimaryBundleMissing,
..
},
fallback: box TranslateError::One {
kind: TranslateErrorKind::AttributeMissing { attr: "value_borrowed_label" },
..
}
}
),
"{err:#?}"
);
assert_eq!(
format!("{err}"),
"failed while formatting fluent string `mir_build_borrow_of_moved_value`: \nthe attribute `value_borrowed_label` was missing\nhelp: add `.value_borrowed_label = <message>`\n"
);
}
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("label".into()),
);
let err = dummy.translate_message(&message, &args).unwrap_err();
if let TranslateError::Two {
primary: box TranslateError::One { kind: TranslateErrorKind::PrimaryBundleMissing, .. },
fallback: box TranslateError::One { kind: TranslateErrorKind::Fluent { errs }, .. },
} = &err
&& let [FluentError::ResolverError(ResolverError::Reference(
ReferenceKind::Message { id, .. }
| ReferenceKind::Variable { id, .. },
))] = &**errs
&& id == "name"
{} else {
panic!("{err:#?}")
};
assert_eq!(
format!("{err}"),
"failed while formatting fluent string `mir_build_borrow_of_moved_value`: \nargument `name` exists but was not referenced correctly\nhelp: try using `{$name}` instead\n"
);
}
{
let message = DiagnosticMessage::FluentIdentifier(
"mir_build_borrow_of_moved_value".into(),
Some("occurs_because_label".into()),
);
let err = dummy.translate_message(&message, &args).unwrap_err();
if let TranslateError::Two {
primary: box TranslateError::One { kind: TranslateErrorKind::PrimaryBundleMissing, .. },
fallback: box TranslateError::One { kind: TranslateErrorKind::Fluent { errs }, .. },
} = &err
&& let [FluentError::ResolverError(ResolverError::Reference(
ReferenceKind::Message { id, .. }
| ReferenceKind::Variable { id, .. },
))] = &**errs
&& id == "oops"
{} else {
panic!("{err:#?}")
};
assert_eq!(
format!("{err}"),
"failed while formatting fluent string `mir_build_borrow_of_moved_value`: \nthe fluent string has an argument `oops` that was not found.\nhelp: the arguments `name` and `ty` are available\n"
);
}
}
|
