Use SourceKittenFramework's service names for SourceKit process searc…

…hing

Also fixed some spelling errors.

Generator/Sources/NeedleFramework/Needle.swift

@@ -64,7 +64,7 @@ public class Needle {
             let exporter = DependencyGraphExporter()
             try exporter.export(components, with: imports + additionalImports, to: destinationPath, using: executor, include: headerDocPath)
         } catch DependencyGraphParserError.timeout(let sourcePath, let taskId, let isSourceKitRunning) {
-            fatalError("Parsing Swift source file at \(sourcePath) timed out when executing task with ID \(taskId). SourceKit deamon process status: \(isSourceKitRunning).")
+            fatalError("Parsing Swift source file at \(sourcePath) timed out when executing task with ID \(taskId). SourceKit daemon process status: \(isSourceKitRunning).")
         } catch DependencyGraphExporterError.timeout(let componentName) {
             fatalError("Generating dependency provider for \(componentName) timed out.")
         } catch DependencyGraphExporterError.unableToWriteFile(let outputFile) {

Generator/Sources/NeedleFramework/Pluginized/PluginizedNeedle.swift

@@ -61,7 +61,7 @@ public class PluginizedNeedle {
             let exporter = PluginizedDependencyGraphExporter()
             try exporter.export(components, pluginizedComponents, with: imports + additionalImports, to: destinationPath, using: executor, include: headerDocPath)
         } catch DependencyGraphParserError.timeout(let sourcePath, let taskId, let isSourceKitRunning) {
-            fatalError("Parsing Swift source file at \(sourcePath) timed out when executing task with ID \(taskId). SourceKit deamon process status: \(isSourceKitRunning).")
+            fatalError("Parsing Swift source file at \(sourcePath) timed out when executing task with ID \(taskId). SourceKit daemon process status: \(isSourceKitRunning).")
         } catch DependencyGraphExporterError.timeout(let componentName) {
             fatalError("Generating dependency provider for \(componentName) timed out.")
         } catch DependencyGraphExporterError.unableToWriteFile(let outputFile) {

Generator/Sources/NeedleFramework/Utilities/ProcessUtilities.swift

@@ -16,12 +16,14 @@
 
 import Foundation
 
-/// Check if the sourcekit deamon process is running by searching through
+/// Check if the sourcekit daemon process is running by searching through
 /// all processes without ttys.
 var isSourceKitRunning: Bool {
     // Select processes without controlling ttys in jobs format.
-    let result = ProcessUtilities.execute(process: "/bin/ps", withArguments: ["-xj"])
-    return result.lowercased().contains("sourcekit")
+    let result = ProcessUtilities.execute(process: "/bin/ps", withArguments: ["-xj"]).lowercased()
+    // These process names are found in library_wrapper_sourcekitd.swift
+    // of SourceKittenFramework.
+    return result.contains("libsourcekitdInProc") || result.contains("sourcekitd.framework")
 }
 
 /// A set of utility functions for running processes.