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Introduce set with custom equals and getHashCode (#48169)

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* Implement set with custom equals and getHashCode

* Adopt custom set in session

* Add doc comment

* Initially store buckets as non-arrays
This commit is contained in:
Andrew Casey
2022-03-11 16:17:54 -08:00
committed by GitHub
parent 93c3a30edc
commit ce9657d5e2
3 changed files with 325 additions and 2 deletions
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12
src/server/session.ts
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@@ -299,6 +299,10 @@ namespace ts.server {
navigateToItems: readonly NavigateToItem[];
};
function createDocumentSpanSet(): Set<DocumentSpan> {
return createSet(({textSpan}) => textSpan.start + 100003 * textSpan.length, documentSpansEqual);
}
function combineProjectOutputForRenameLocations(
projects: Projects,
defaultProject: Project,
@@ -308,6 +312,7 @@ namespace ts.server {
{ providePrefixAndSuffixTextForRename }: UserPreferences
): readonly RenameLocation[] {
const outputs: RenameLocation[] = [];
const seen = createDocumentSpanSet();
combineProjectOutputWorker(
projects,
defaultProject,
@@ -316,7 +321,8 @@ namespace ts.server {
const projectOutputs = project.getLanguageService().findRenameLocations(location.fileName, location.pos, findInStrings, findInComments, providePrefixAndSuffixTextForRename);
if (projectOutputs) {
for (const output of projectOutputs) {
if (!contains(outputs, output, documentSpansEqual) && !tryAddToTodo(project, documentSpanLocation(output))) {
if (!seen.has(output) && !tryAddToTodo(project, documentSpanLocation(output))) {
seen.add(output);
outputs.push(output);
}
}
@@ -1558,6 +1564,7 @@ namespace ts.server {
const fileName = args.file;
const references: ReferenceEntry[] = [];
const seen = createDocumentSpanSet();
forEachProjectInProjects(projects, /*path*/ undefined, project => {
if (project.getCancellationToken().isCancellationRequested()) return;
@@ -1565,8 +1572,9 @@ namespace ts.server {
const projectOutputs = project.getLanguageService().getFileReferences(fileName);
if (projectOutputs) {
for (const referenceEntry of projectOutputs) {
if (!contains(references, referenceEntry, documentSpansEqual)) {
if (!seen.has(referenceEntry)) {
references.push(referenceEntry);
seen.add(referenceEntry);
}
}
}