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Review CompilationDatabaseBuildSystem

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This commit is contained in:
Alex Hoppen
2024-09-15 09:23:05 -07:00
parent 3753837858
commit 0bdbb507c9
7 changed files with 26 additions and 59 deletions
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73
Sources/BuildSystemIntegration/CompilationDatabaseBuildSystem.swift
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@@ -48,7 +48,14 @@ fileprivate enum Cachable<Value> {
///
/// Provides build settings from a `CompilationDatabase` found by searching a project. For now, only
/// one compilation database, located at the project root.
package actor CompilationDatabaseBuildSystem {
package actor CompilationDatabaseBuildSystem: BuiltInBuildSystem {
static package func projectRoot(for workspaceFolder: AbsolutePath, options: SourceKitLSPOptions) -> AbsolutePath? {
if tryLoadCompilationDatabase(directory: workspaceFolder) != nil {
return workspaceFolder
}
return nil
}
/// The compilation database.
var compdb: CompilationDatabase? = nil {
didSet {
@@ -58,14 +65,12 @@ package actor CompilationDatabaseBuildSystem {
}
}
package let connectionToSourceKitLSP: any Connection
private let connectionToSourceKitLSP: any Connection
private let searchPaths: [RelativePath]
private let fileSystem: FileSystem
package let projectRoot: AbsolutePath
let searchPaths: [RelativePath]
let fileSystem: FileSystem
private var _indexStorePath: Cachable<AbsolutePath?> = .noValue
package var indexStorePath: AbsolutePath? {
_indexStorePath.get {
@@ -87,6 +92,12 @@ package actor CompilationDatabaseBuildSystem {
}
}
package var indexDatabasePath: AbsolutePath? {
indexStorePath?.parentDirectory.appending(component: "IndexDatabase")
}
package nonisolated var supportsPreparation: Bool { false }
package init?(
projectRoot: AbsolutePath,
searchPaths: [RelativePath],
@@ -103,21 +114,6 @@ package actor CompilationDatabaseBuildSystem {
return nil
}
}
}
extension CompilationDatabaseBuildSystem: BuiltInBuildSystem {
static package func projectRoot(for workspaceFolder: AbsolutePath, options: SourceKitLSPOptions) -> AbsolutePath? {
if tryLoadCompilationDatabase(directory: workspaceFolder) != nil {
return workspaceFolder
}
return nil
}
package nonisolated var supportsPreparation: Bool { false }
package var indexDatabasePath: AbsolutePath? {
indexStorePath?.parentDirectory.appending(component: "IndexDatabase")
}
package func buildTargets(request: WorkspaceBuildTargetsRequest) async throws -> WorkspaceBuildTargetsResponse {
return WorkspaceBuildTargetsResponse(targets: [
@@ -135,10 +131,7 @@ extension CompilationDatabaseBuildSystem: BuiltInBuildSystem {
}
package func buildTargetSources(request: BuildTargetSourcesRequest) async throws -> BuildTargetSourcesResponse {
guard request.targets.contains(.dummy) else {
return BuildTargetSourcesResponse(items: [])
}
guard let compdb else {
guard request.targets.contains(.dummy), let compdb else {
return BuildTargetSourcesResponse(items: [])
}
return BuildTargetSourcesResponse(items: [SourcesItem(target: .dummy, sources: compdb.sourceItems)])
@@ -157,7 +150,7 @@ extension CompilationDatabaseBuildSystem: BuiltInBuildSystem {
package func sourceKitOptions(
request: TextDocumentSourceKitOptionsRequest
) async throws -> TextDocumentSourceKitOptionsResponse? {
guard let db = database(for: request.textDocument.uri), let cmd = db[request.textDocument.uri].first else {
guard let compdb, let cmd = compdb[request.textDocument.uri].first else {
return nil
}
return TextDocumentSourceKitOptionsResponse(
@@ -166,36 +159,10 @@ extension CompilationDatabaseBuildSystem: BuiltInBuildSystem {
)
}
package func waitForUpBuildSystemUpdates(request: WorkspaceWaitForBuildSystemUpdatesRequest) async -> VoidResponse {
package func waitForBuildSystemUpdates(request: WorkspaceWaitForBuildSystemUpdatesRequest) async -> VoidResponse {
return VoidResponse()
}
private func database(for uri: DocumentURI) -> CompilationDatabase? {
if let url = uri.fileURL, let path = try? AbsolutePath(validating: url.path) {
return database(for: path)
}
return compdb
}
private func database(for path: AbsolutePath) -> CompilationDatabase? {
if compdb == nil {
var dir = path
while !dir.isRoot {
dir = dir.parentDirectory
if let db = tryLoadCompilationDatabase(directory: dir, additionalSearchPaths: searchPaths, fileSystem) {
compdb = db
break
}
}
}
if compdb == nil {
logger.error("Could not open compilation database for \(path)")
}
return compdb
}
private func fileEventShouldTriggerCompilationDatabaseReload(event: FileEvent) -> Bool {
switch event.uri.fileURL?.lastPathComponent {
case "compile_commands.json", "compile_flags.txt":