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Add fast path exits if we are retaining all configured projects #59689

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Aug 20, 2024
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17 changes: 14 additions & 3 deletions src/server/editorServices.ts
Original file line number Diff line number Diff line change
Expand Up @@ -4456,7 +4456,7 @@ export class ProjectService {
toRetainConfiguredProjects: Set<ConfiguredProject> | undefined,
openFilesWithRetainedConfiguredProject: Set<Path> | undefined,
externalProjectsRetainingConfiguredProjects: Set<string> | undefined,
) {
): Set<ConfiguredProject> {
const toRemoveConfiguredProjects = new Set(this.configuredProjects.values());
const markOriginalProjectsAsUsed = (project: Project) => {
if (project.originalConfiguredProjects && (isConfiguredProject(project) || !project.isOrphan())) {
Expand All @@ -4469,6 +4469,8 @@ export class ProjectService {
}
};
toRetainConfiguredProjects?.forEach(retainConfiguredProject);
// Everything needs to be retained, fast path to skip all the work
if (!toRemoveConfiguredProjects.size) return toRemoveConfiguredProjects;

// Do not remove configured projects that are used as original projects of other
this.inferredProjects.forEach(markOriginalProjectsAsUsed);
Expand All @@ -4479,7 +4481,10 @@ export class ProjectService {
projects.forEach(retainConfiguredProject);
}
});
this.openFiles.forEach((_projectRootPath, path) => {
// Everything needs to be retained, fast path to skip all the work
if (!toRemoveConfiguredProjects.size) return toRemoveConfiguredProjects;

forEachEntry(this.openFiles, (_projectRootPath, path) => {
if (openFilesWithRetainedConfiguredProject?.has(path)) return;
const info = this.getScriptInfoForPath(path)!;
// Part of external project
Expand All @@ -4491,15 +4496,21 @@ export class ProjectService {
);
if (result?.defaultProject) {
result?.seenProjects.forEach(retainConfiguredProject);
// Everything needs to be retained, fast path to skip all the work
if (!toRemoveConfiguredProjects.size) return toRemoveConfiguredProjects;
}
});

// Everything needs to be retained, fast path to skip all the work
if (!toRemoveConfiguredProjects.size) return toRemoveConfiguredProjects;

// Retain all the configured projects that have pending updates
// or the ones that is referencing retained project (or to be retained)
this.configuredProjects.forEach(project => {
forEachEntry(this.configuredProjects, project => {
if (toRemoveConfiguredProjects.has(project)) {
if (isPendingUpdate(project) || forEachReferencedProject(project, isRetained)) {
retainConfiguredProject(project);
if (!toRemoveConfiguredProjects.size) return toRemoveConfiguredProjects;
}
}
});
Expand Down