Added JSConsole

Author: colemancda

Example/JavaScriptKitExample/Sources/JavaScriptKitExample/main.swift

@@ -12,13 +12,14 @@ _ = body.appendChild!(divElement)
 let buttonElement = document.createElement!("button").object!
 buttonElement.innerText = "Click me!"
 buttonElement.onclick = .function { _ in
-    JSObjectRef.global.console.object?.log.function?("\(#file) \(#function) \(#line)")
+    JSConsole.debug("\(#file) \(#function) \(#line)")
     alert("Swift is running on browser!")
+    JSConsole.log("Requesting device")
     bluetooth.requestDevice().then {
-        JSObjectRef.global.console.object?.log.function?("\($0)")
+        JSConsole.info("\($0)")
         alert("Got device \($0)")
     }
-    JSObjectRef.global.console.object?.log.function?("\(#file) \(#function) \(#line)")
+    JSConsole.debug("\(#file) \(#function) \(#line)")
     return .undefined
 }
 

Sources/JavaScriptKit/JS Types/JSConsole.swift

@@ -0,0 +1,71 @@
+//
+//  JSConsole.swift
+//  
+//
+//  Created by Alsey Coleman Miller on 6/3/20.
+//
+
+public final class JSConsole: JSType {
+    
+    // MARK: - Properties
+    
+    public let jsObject: JSObjectRef
+    
+    // MARK: - Initialization
+
+    public init(_ jsObject: JSObjectRef) {
+        self.jsObject = jsObject
+    }
+    
+    // MARK: - Methods
+    
+    /**
+     The Console method `log()` outputs a message to the web console. The message may be a single string (with optional substitution values), or it may be any one or more JavaScript objects.
+     */
+    public static func log(_ message: String) {
+        logFunction(message)
+    }
+    
+    /**
+     The `console.info()` method outputs an informational message to the Web Console. In Firefox, a small "i" icon is displayed next to these items in the Web Console's log.
+     */
+    public static func info(_ message: String) {
+        infoFunction(message)
+    }
+    
+    /**
+     The console method `debug()` outputs a message to the web console at the "debug" log level. The message is only displayed to the user if the console is configured to display debug output.
+     */
+    public static func debug(_ message: String) {
+        debugFunction(message)
+    }
+    
+    /**
+     Outputs an error message to the Web Console.
+     */
+    public static func error(_ message: String) {
+        errorFunction(message)
+    }
+    
+    /**
+     The `console.assert()` method writes an error message to the console if the assertion is false. If the assertion is true, nothing happens.
+     */
+    public static func assert(_ condition: @autoclosure () -> (Bool), _ message: String) {
+        assertFunction(condition(), message)
+    }
+}
+
+internal extension JSConsole {
+    
+    static let classObject = JSObjectRef.global.console.object!
+    
+    static let logFunction = classObject.log.function!
+    
+    static let infoFunction = classObject.info.function!
+    
+    static let debugFunction = classObject.debug.function!
+    
+    static let errorFunction = classObject.error.function!
+    
+    static let assertFunction = classObject.assert.function!
+}