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10 changes: 9 additions & 1 deletion src/harness/unittests/tsserverProjectSystem.ts
Original file line number Diff line number Diff line change
Expand Up @@ -135,7 +135,7 @@ namespace ts.projectSystem {
}

export class TestServerEventManager {
private events: server.ProjectServiceEvent[] = [];
public events: server.ProjectServiceEvent[] = [];

handler: server.ProjectServiceEventHandler = (event: server.ProjectServiceEvent) => {
this.events.push(event);
Expand Down Expand Up @@ -2286,6 +2286,14 @@ namespace ts.projectSystem {
const session = createSession(host, /*typingsInstaller*/ undefined, serverEventManager.handler);
openFilesForSession([file], session);
serverEventManager.checkEventCountOfType("configFileDiag", 1);

for (const event of serverEventManager.events) {
if (event.eventName === "configFileDiag") {
assert.equal(event.data.configFileName, configFile.path);
assert.equal(event.data.triggerFile, file.path);
return;
}
}
});

it("are generated when the config file doesn't have errors", () => {
Expand Down
12 changes: 6 additions & 6 deletions src/server/editorServices.ts
Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ namespace ts.server {
export const maxProgramSizeForNonTsFiles = 20 * 1024 * 1024;

export type ProjectServiceEvent =
{ eventName: "context", data: { project: Project, fileName: NormalizedPath } } | { eventName: "configFileDiag", data: { triggerFile?: string, configFileName: string, diagnostics: Diagnostic[] } };
{ eventName: "context", data: { project: Project, fileName: NormalizedPath } } | { eventName: "configFileDiag", data: { triggerFile: string, configFileName: string, diagnostics: Diagnostic[] } };

export interface ProjectServiceEventHandler {
(event: ProjectServiceEvent): void;
Expand Down Expand Up @@ -392,12 +392,12 @@ namespace ts.server {
this.throttledOperations.schedule(
project.configFileName,
/*delay*/250,
() => this.handleChangeInSourceFileForConfiguredProject(project));
() => this.handleChangeInSourceFileForConfiguredProject(project, fileName));
}

private handleChangeInSourceFileForConfiguredProject(project: ConfiguredProject) {
private handleChangeInSourceFileForConfiguredProject(project: ConfiguredProject, triggerFile: string) {
const { projectOptions, configFileErrors } = this.convertConfigFileContentToProjectOptions(project.configFileName);
this.reportConfigFileDiagnostics(project.getProjectName(), configFileErrors);
this.reportConfigFileDiagnostics(project.getProjectName(), configFileErrors, triggerFile);

const newRootFiles = projectOptions.files.map((f => this.getCanonicalFileName(f)));
const currentRootFiles = project.getRootFiles().map((f => this.getCanonicalFileName(f)));
Expand Down Expand Up @@ -434,7 +434,7 @@ namespace ts.server {
}

const { configFileErrors } = this.convertConfigFileContentToProjectOptions(fileName);
this.reportConfigFileDiagnostics(fileName, configFileErrors);
this.reportConfigFileDiagnostics(fileName, configFileErrors, fileName);

this.logger.info(`Detected newly added tsconfig file: ${fileName}`);
this.reloadProjects();
Expand Down Expand Up @@ -757,7 +757,7 @@ namespace ts.server {
return project;
}

private reportConfigFileDiagnostics(configFileName: string, diagnostics: Diagnostic[], triggerFile?: string) {
private reportConfigFileDiagnostics(configFileName: string, diagnostics: Diagnostic[], triggerFile: string) {
if (!this.eventHandler) {
return;
}
Expand Down
2 changes: 1 addition & 1 deletion src/server/session.ts
Original file line number Diff line number Diff line change
Expand Up @@ -761,7 +761,7 @@ namespace ts.server {
if (this.eventHander) {
this.eventHander({
eventName: "configFileDiag",
data: { fileName, configFileName, diagnostics: configFileErrors || [] }
data: { triggerFile: fileName, configFileName, diagnostics: configFileErrors || [] }
});
}
}
Expand Down