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librustc_errors: Support ui-testing flag in annotate-snippet emitter #62985

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Jul 26, 2019
+15 −13
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librustc_errors: Support ui-testing flag in annotate-snippet emitter #62985

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8 changes: 7 additions & 1 deletion Cargo.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,11 @@ dependencies = [
"ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
]

[[package]]
name = "annotate-snippets"
version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"

[[package]]
name = "ansi_term"
version = "0.11.0"
Expand Down Expand Up @@ -3073,7 +3078,7 @@ dependencies = [
name = "rustc_errors"
version = "0.0.0"
dependencies = [
"annotate-snippets 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
"annotate-snippets 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
"atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc_data_structures 0.0.0",
Expand Down Expand Up @@ -4492,6 +4497,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
"checksum ammonia 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a8b93ecb80665873703bf3b0a77f369c96b183d8e0afaf30a3ff5ff07dfc6409"
"checksum ammonia 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c799ecf1ad77acb48b643e2f45b12d60ee41576287fc575031aa020de88b8f45"
"checksum annotate-snippets 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e8bcdcd5b291ce85a78f2b9d082a8de9676c12b1840d386d67bc5eea6f9d2b4e"
"checksum annotate-snippets 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c7021ce4924a3f25f802b2cccd1af585e39ea1a363a1aa2e72afe54b67a3a7a7"
"checksum ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
"checksum arc-swap 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "1025aeae2b664ca0ea726a89d574fe8f4e77dd712d443236ad1de00379450cf6"
"checksum argon2rs 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "3f67b0b6a86dae6e67ff4ca2b6201396074996379fba2b92ff649126f37cb392"
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_errors/Cargo.toml
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Expand Up @@ -17,4 +17,4 @@ rustc_data_structures = { path = "../librustc_data_structures" }
unicode-width = "0.1.4"
atty = "0.2"
termcolor = "1.0"
annotate-snippets = "0.5.0"
annotate-snippets = "0.6.1"
8 changes: 2 additions & 6 deletions src/librustc_errors/annotate_snippet_emitter_writer.rs
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Expand Up @@ -23,7 +23,7 @@ pub struct AnnotateSnippetEmitterWriter {
source_map: Option<Lrc<SourceMapperDyn>>,
/// If true, hides the longer explanation text
short_message: bool,
/// If true, will normalize line numbers with LL to prevent noise in UI test diffs.
/// If true, will normalize line numbers with `LL` to prevent noise in UI test diffs.
ui_testing: bool,
}

Expand Down Expand Up @@ -173,10 +173,6 @@ impl AnnotateSnippetEmitterWriter {
/// Allows to modify `Self` to enable or disable the `ui_testing` flag.
///
/// If this is set to true, line numbers will be normalized as `LL` in the output.
// FIXME(#59346): This method is used via the public interface, but setting the `ui_testing`
// flag currently does not anonymize line numbers. We would have to add the `maybe_anonymized`
// method from `emitter.rs` and implement rust-lang/annotate-snippets-rs#2 in order to
// anonymize line numbers.
pub fn ui_testing(mut self, ui_testing: bool) -> Self {
self.ui_testing = ui_testing;
self
Expand All @@ -202,7 +198,7 @@ impl AnnotateSnippetEmitterWriter {
};
if let Some(snippet) = converter.to_annotation_snippet() {
let dl = DisplayList::from(snippet);
let dlf = DisplayListFormatter::new(true);
let dlf = DisplayListFormatter::new(true, self.ui_testing);
// FIXME(#59346): Figure out if we can _always_ print to stderr or not.
// `emitter.rs` has the `Destination` enum that lists various possible output
// destinations.
Expand Down
10 changes: 5 additions & 5 deletions src/test/ui/annotate-snippet/missing-type.stderr
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@@ -1,6 +1,6 @@
error[E0412]: cannot find type `Iter` in this scope
--> $DIR/missing-type.rs:4:11
|
4 | let x: Iter;
| ^^^^ not found in this scope
|
--> $DIR/missing-type.rs:4:11
|
LL | let x: Iter;
| ^^^^ not found in this scope
|