Use 'approximation' instead of 'approximate'.

Author: DanielRosenwasser

src/services/services.ts

@@ -1587,7 +1587,7 @@ namespace ts {
                     kind: ScriptElementKind.unknown,
                     kindModifiers: ScriptElementKindModifier.none,
                     textSpan: createTextSpanFromNode(nodeForQuickInfo, sourceFile),
-                    displayParts: prefixWithApproximate(
+                    displayParts: prefixWithApproximation(
                         typeChecker.runWithCancellationToken(cancellationToken, typeChecker => typeToDisplayParts(typeChecker, type, getContainerNode(nodeForQuickInfo)))
                     ),
                     documentation: type.symbol ? type.symbol.getDocumentationComment(typeChecker) : undefined,
@@ -1602,7 +1602,7 @@ namespace ts {
                 kind: symbolKind,
                 kindModifiers: SymbolDisplay.getSymbolModifiers(symbol),
                 textSpan: createTextSpanFromNode(nodeForQuickInfo, sourceFile),
-                displayParts: prefixWithApproximate(displayParts),
+                displayParts: prefixWithApproximation(displayParts),
                 documentation,
                 tags,
             };
@@ -1632,11 +1632,11 @@ namespace ts {
             }
         }
 
-        function prefixWithApproximate(displayParts: SymbolDisplayPart[]): SymbolDisplayPart[] {
+        function prefixWithApproximation(displayParts: SymbolDisplayPart[]): SymbolDisplayPart[] {
             if (languageServiceMode === LanguageServiceMode.Semantic) {
                 return displayParts;
             }
-            return [textPart("(approximate)"), lineBreakPart(), ...displayParts];
+            return [textPart("(approximation)"), spacePart(), ...displayParts];
         }
 
         /// Goto definition

src/testRunner/unittests/tsserver/partialSemanticServer.ts

@@ -30,7 +30,7 @@ import { something } from "something";
             return { host, session, file1, file2, file3, something, configFile };
         }
 
-        it("adds '(approximate)' to the description of quick info", () => {
+        it("adds '(approximation)' to the description of quick info", () => {
             const file: File = {
                 path: `${tscWatch.projectRoot}/foo.ts`,
                 content: "export const foo = 100;"
@@ -39,11 +39,11 @@ import { something } from "something";
             const session = createSession(host, { serverMode: LanguageServiceMode.PartialSemantic, useSingleInferredProject: true });
             openFilesForSession([file], session);
             const response = session.executeCommandSeq<protocol.QuickInfoRequest>({
-                command: ts.server.protocol.CommandTypes.Quickinfo,
+                command: protocol.CommandTypes.Quickinfo,
                 arguments: protocolFileLocationFromSubstring(file, "foo"),
             }).response as protocol.QuickInfoResponseBody;
 
-            assert(stringContainsAt(response.displayString, "(approximate)", 0));
+            assert(stringContainsAt(response.displayString, "(approximation)", 0));
         });
 
         it("open files are added to inferred project even if config file is present and semantic operations succeed", () => {