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perf(lsp): use host-owned cache for auto-import completions #21852

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merged 1 commit into from
Jan 8, 2024
Merged

perf(lsp): use host-owned cache for auto-import completions #21852

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14 changes: 14 additions & 0 deletions cli/tsc/99_main_compiler.js
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Original file line number Diff line number Diff line change
Expand Up @@ -537,6 +537,14 @@ delete Object.prototype.__proto__;
getProjectVersion() {
return ops.op_project_version();
},
// @ts-ignore Undocumented method.
getModuleSpecifierCache() {
return moduleSpecifierCache;
},
// @ts-ignore Undocumented method.
getCachedExportInfoMap() {
return exportMapCache;
},
getSourceFile(
specifier,
languageVersion,
Expand Down Expand Up @@ -766,6 +774,12 @@ delete Object.prototype.__proto__;
},
};

// @ts-ignore Undocumented function.
const moduleSpecifierCache = ts.server.createModuleSpecifierCache(host);

// @ts-ignore Undocumented function.
const exportMapCache = ts.createCacheableExportInfoMap(host);

// override the npm install @types package diagnostics to be deno specific
ts.setLocalizedDiagnosticMessages((() => {
const nodeMessage = "Cannot find name '{0}'."; // don't offer any suggestions
Expand Down