Implement lsp/formatting for Carbon::LanguageServer (#7688)

Implements formatting support within LSP. Current implementation
performs while file formatting, we just replace file with output of
Carbon::Format()

https://github.com/carbon-language/carbon-lang/pull/7687 independently
improves formatting so that this output is somewhat decent.

Assisted-With: Gemini / Antigravity
This commit is contained in:
DavidLoftus
2026-08-31 16:38:38 +00:00
committed by GitHub
parent f519cccaf2
commit dc2ee5bd5e
31 changed files with 379 additions and 25 deletions
@@ -51,7 +51,7 @@
[[@LSP-CALL:shutdown]]
[[@LSP-NOTIFY:exit]]
// CHECK:STDOUT: Content-Length: 352{{\r}}
// CHECK:STDOUT: Content-Length: 394{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT: "id": 1,
@@ -60,6 +60,7 @@
// CHECK:STDOUT: "capabilities": {
// CHECK:STDOUT: "declarationProvider": true,
// CHECK:STDOUT: "definitionProvider": true,
// CHECK:STDOUT: "documentFormattingProvider": true,
// CHECK:STDOUT: "documentSymbolProvider": true,
// CHECK:STDOUT: "hoverProvider": true,
// CHECK:STDOUT: "positionEncoding": "utf-16",
@@ -59,7 +59,7 @@ fn Run() {
[[@LSP-CALL:shutdown]]
[[@LSP-NOTIFY:exit]]
// CHECK:STDOUT: Content-Length: 352{{\r}}
// CHECK:STDOUT: Content-Length: 394{{\r}}
// CHECK:STDOUT: {{\r}}
// CHECK:STDOUT: {
// CHECK:STDOUT: "id": 1,
@@ -68,6 +68,7 @@ fn Run() {
// CHECK:STDOUT: "capabilities": {
// CHECK:STDOUT: "declarationProvider": true,
// CHECK:STDOUT: "definitionProvider": true,
// CHECK:STDOUT: "documentFormattingProvider": true,
// CHECK:STDOUT: "documentSymbolProvider": true,
// CHECK:STDOUT: "hoverProvider": true,
// CHECK:STDOUT: "positionEncoding": "utf-16",