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defer creation of fullTypeCheckChecker

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This commit is contained in:
Vladimir Matveev
2014-08-14 17:57:17 -07:00
parent 8475a33bc6
commit 848e5db646
1 changed files with 9 additions and 4 deletions
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13
src/services/services.ts
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@@ -1259,7 +1259,8 @@ module ts {
// this checker is used to answer all LS questions except errors
var typeInfoResolver: TypeChecker;
// the sole purpose of this checkes is to reutrn semantic diagnostics
var fullTypeCheckChecker: TypeChecker;
// creation is deferred - use getFullTypeCheckChecker to get instance
var fullTypeCheckChecker_doNotAccessDirectly: TypeChecker;
var useCaseSensitivefilenames = false;
var sourceFilesByName: Map<SourceFile> = {};
var documentRegistry = documentRegistry;
@@ -1275,6 +1276,10 @@ module ts {
return lookUp(sourceFilesByName, filename);
}
function getFullTypeCheckChecker() {
return fullTypeCheckChecker_doNotAccessDirectly || (fullTypeCheckChecker_doNotAccessDirectly = program.getTypeChecker(/*fullTypeCheck*/ true));
}
function createCompilerHost(): CompilerHost {
return {
getSourceFile: (filename, languageVersion) => {
@@ -1407,7 +1412,7 @@ module ts {
// Now create a new compiler
program = createProgram(hostfilenames, compilationSettings, createCompilerHost());
typeInfoResolver = program.getTypeChecker(/*fullTypeCheckMode*/ false);
fullTypeCheckChecker = program.getTypeChecker(/*fullTypeCheckMode*/ true);
fullTypeCheckChecker_doNotAccessDirectly = undefined;
}
/// Clean up any semantic caches that are not needed.
@@ -1416,7 +1421,7 @@ module ts {
function cleanupSemanticCache(): void {
if (program) {
typeInfoResolver = program.getTypeChecker(/*fullTypeCheckMode*/ false);
fullTypeCheckChecker = program.getTypeChecker(/*fullTypeCheckMode*/ true);
fullTypeCheckChecker_doNotAccessDirectly = undefined;
}
}
@@ -1441,7 +1446,7 @@ module ts {
filename = TypeScript.switchToForwardSlashes(filename)
return fullTypeCheckChecker.getDiagnostics(getSourceFile(filename));
return getFullTypeCheckChecker().getDiagnostics(getSourceFile(filename));
}
function getCompilerOptionsDiagnostics() {