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-rw-r--r--crates/rust-analyzer/src/diagnostics/test_data/macro_compiler_error.txt45
-rw-r--r--crates/rust-analyzer/src/diagnostics/to_proto.rs51
2 files changed, 89 insertions, 7 deletions
diff --git a/crates/rust-analyzer/src/diagnostics/test_data/macro_compiler_error.txt b/crates/rust-analyzer/src/diagnostics/test_data/macro_compiler_error.txt
index 89dae7d5a..00e8da8a7 100644
--- a/crates/rust-analyzer/src/diagnostics/test_data/macro_compiler_error.txt
+++ b/crates/rust-analyzer/src/diagnostics/test_data/macro_compiler_error.txt
@@ -44,4 +44,49 @@
44 }, 44 },
45 fixes: [], 45 fixes: [],
46 }, 46 },
47 MappedRustDiagnostic {
48 url: "file:///test/crates/hir_def/src/path.rs",
49 diagnostic: Diagnostic {
50 range: Range {
51 start: Position {
52 line: 264,
53 character: 8,
54 },
55 end: Position {
56 line: 264,
57 character: 76,
58 },
59 },
60 severity: Some(
61 Error,
62 ),
63 code: None,
64 source: Some(
65 "rustc",
66 ),
67 message: "Please register your known path in the path module",
68 related_information: Some(
69 [
70 DiagnosticRelatedInformation {
71 location: Location {
72 uri: "file:///test/crates/hir_def/src/data.rs",
73 range: Range {
74 start: Position {
75 line: 79,
76 character: 15,
77 },
78 end: Position {
79 line: 79,
80 character: 41,
81 },
82 },
83 },
84 message: "Exact error occured here",
85 },
86 ],
87 ),
88 tags: None,
89 },
90 fixes: [],
91 },
47] 92]
diff --git a/crates/rust-analyzer/src/diagnostics/to_proto.rs b/crates/rust-analyzer/src/diagnostics/to_proto.rs
index f69a949f2..33606edda 100644
--- a/crates/rust-analyzer/src/diagnostics/to_proto.rs
+++ b/crates/rust-analyzer/src/diagnostics/to_proto.rs
@@ -225,12 +225,43 @@ pub(crate) fn map_rust_diagnostic_to_lsp(
225 225
226 // If error occurs from macro expansion, add related info pointing to 226 // If error occurs from macro expansion, add related info pointing to
227 // where the error originated 227 // where the error originated
228 if !is_from_macro(&primary_span.file_name) && primary_span.expansion.is_some() { 228 // Also, we would generate an additional diagnostic, so that exact place of macro
229 related_information.push(lsp_types::DiagnosticRelatedInformation { 229 // will be highlighted in the error origin place.
230 location: location_naive(workspace_root, &primary_span), 230 let additional_diagnostic =
231 message: "Error originated from macro here".to_string(), 231 if !is_from_macro(&primary_span.file_name) && primary_span.expansion.is_some() {
232 }); 232 let in_macro_location = location_naive(workspace_root, &primary_span);
233 } 233
234 // Add related information for the main disagnostic.
235 related_information.push(lsp_types::DiagnosticRelatedInformation {
236 location: in_macro_location.clone(),
237 message: "Error originated from macro here".to_string(),
238 });
239
240 // For the additional in-macro diagnostic we add the inverse message pointing to the error location in code.
241 let information_for_additional_diagnostic =
242 vec![lsp_types::DiagnosticRelatedInformation {
243 location: location.clone(),
244 message: "Exact error occured here".to_string(),
245 }];
246
247 let diagnostic = lsp_types::Diagnostic {
248 range: in_macro_location.range,
249 severity,
250 code: code.clone().map(lsp_types::NumberOrString::String),
251 source: Some(source.clone()),
252 message: message.clone(),
253 related_information: Some(information_for_additional_diagnostic),
254 tags: if tags.is_empty() { None } else { Some(tags.clone()) },
255 };
256
257 Some(MappedRustDiagnostic {
258 url: in_macro_location.uri,
259 diagnostic,
260 fixes: fixes.clone(),
261 })
262 } else {
263 None
264 };
234 265
235 let diagnostic = lsp_types::Diagnostic { 266 let diagnostic = lsp_types::Diagnostic {
236 range: location.range, 267 range: location.range,
@@ -246,8 +277,14 @@ pub(crate) fn map_rust_diagnostic_to_lsp(
246 tags: if tags.is_empty() { None } else { Some(tags.clone()) }, 277 tags: if tags.is_empty() { None } else { Some(tags.clone()) },
247 }; 278 };
248 279
249 MappedRustDiagnostic { url: location.uri, diagnostic, fixes: fixes.clone() } 280 let main_diagnostic =
281 MappedRustDiagnostic { url: location.uri, diagnostic, fixes: fixes.clone() };
282 match additional_diagnostic {
283 None => vec![main_diagnostic],
284 Some(additional_diagnostic) => vec![main_diagnostic, additional_diagnostic],
285 }
250 }) 286 })
287 .flatten()
251 .collect() 288 .collect()
252} 289}
253 290