Update default to not stay open, fixes #16

Author: fulldecent

CoreLocationCLI/main.swift

@@ -13,7 +13,7 @@ import Contacts
 class Delegate: NSObject, CLLocationManagerDelegate {
     let geoCoder = CLGeocoder()
     let locationManager = CLLocationManager()
-    var once = false
+    var follow = false
     var verbose = false
     var format = "%latitude %longitude"
     var exitAtTimeout = true
@@ -55,10 +55,9 @@ class Delegate: NSObject, CLLocationManagerDelegate {
             output = output.replacingOccurrences(of: "%address", with: address)
         }
         print(output)
-        if self.once {
+        if !self.follow {
             exit(0)
         }
-        
     }
 
     func locationManager(_ manager: CLLocationManager, didChangeAuthorization status: CLAuthorizationStatus) {
@@ -115,7 +114,7 @@ class Delegate: NSObject, CLLocationManagerDelegate {
         print("OPTIONS:")
         print("  -h               Display this help message and exit")
         print("")
-        print("  -once YES        Print one location and exit")
+        print("  -follow YES      Continually print location")
         print("  -verbose YES     Verbose mode")
         print("  -format 'format' Print a formatted string with the following specifiers")
         print("     %%latitude    Latitude (degrees north; or negative for south")
@@ -128,7 +127,7 @@ class Delegate: NSObject, CLLocationManagerDelegate {
         print("     %%time        Time")
         print("     %%address     Reverse geocoded location to an address")
         print("  -json            Prints a JSON object with all information available")
-        print("                   Also implies -once")
+        print("                   Also disables -follow")
         print("")
         print("  Default format if unspecified is: %%latitude %%longitude")
         print("")
@@ -141,16 +140,16 @@ for (i, argument) in ProcessInfo().arguments.enumerated() {
     case "-h":
         delegate.help()
         exit(0)
-    case "-once":
-        delegate.once = true
+    case "-follow":
+        delegate.follow = true
     case "-verbose":
         delegate.verbose = true
     case "-format":
         if ProcessInfo().arguments.count > i+1 {
             delegate.format = ProcessInfo().arguments[i+1]
         }
     case "-json":
-        delegate.once = true
+        delegate.follow = false
         delegate.format = "{"
         delegate.format.append("\n  \"latitude\": %latitude")
         delegate.format.append("\n  \"longitude\": %longitude")

README.md

@@ -1,6 +1,6 @@
 # CoreLocationCLI
 
-CoreLocationCLI gets the physical location of your device and prints it to standard output. If you move it will also print out your updated location. *Kill it with CTRL-C.*
+CoreLocationCLI gets the physical location of your device and prints it to standard output. If you move it can also print your updated location. *Kill it with CTRL-C.*
 
 ![Usage](https://cloud.githubusercontent.com/assets/382183/25063655/52c11234-221d-11e7-81fb-0f8712dac393.gif)
 
@@ -10,56 +10,72 @@ Note for Mac users: make sure WiFi is turned on. Otherwise you will see `kCLErro
 
 ```sh
 CoreLocationCLI -h
-CoreLocationCLI [-once] -json
-CoreLocationCLI [-once] [-verbose] [-format FORMAT]
+CoreLocationCLI -json
+CoreLocationCLI [-follow] [-verbose] [-format FORMAT]
 ```
 
-| Switch           | Description                                            |
-| ---------------- | ------------------------------------------------------ |
-| `-h`             | Display this help message and exit                     |
-| `-once`          | Print one location and exit                            |
-| `-verbose`       | Verbose mode                                           |
-| `-json`          | JSON output mode                                       |
+| Switch           | Description                              |
+| ---------------- | ---------------------------------------- |
+| `-h`             | Display this help message and exit       |
+| `-follow`        | Continually print location               |
+| `-verbose`       | Verbose mode                             |
+| `-json`          | JSON output mode                         |
 | `-format FORMAT` | Print a formatted string with the following specifiers |
 
-| Format         | Description                                    |
-| -------------- | ---------------------------------------------- |
+| Format         | Description                              |
+| -------------- | ---------------------------------------- |
 | `%%latitude`   | Latitude (degrees north; or negative for south |
-| `%%longitude`  | Longitude (degrees west; or negative for east  |
-| `%%altitude`   | Altitude (meters)                              |
-| `%%direction`  | Degrees from true north                        |
-| `%%speed`      | Meters per second                              |
-| `%%h_accuracy` | Horizontal accuracy (meters)                   |
-| `%%v_accuracy` | Vertical accuracy (meters)                     |
-| `%%time`       | Time                                           |
-| `%%address`    | Reverse geocoded location to an address        |
+| `%%longitude`  | Longitude (degrees west; or negative for east |
+| `%%altitude`   | Altitude (meters)                        |
+| `%%direction`  | Degrees from true north                  |
+| `%%speed`      | Meters per second                        |
+| `%%h_accuracy` | Horizontal accuracy (meters)             |
+| `%%v_accuracy` | Vertical accuracy (meters)               |
+| `%%time`       | Time                                     |
+| `%%address`    | Reverse geocoded location to an address  |
 
-The default format if unspecified is: `%%latitude %%longitude`.
+The default format is: `%%latitude %%longitude`.
 
 # Output examples
 
 ```sh
 ./CoreLocationCLI
 ```
 
+> ```
 > 50.943829 6.941043
+> ```
 
 ```sh
-./CoreLocationCLI -once yes -format "%latitude %longitude\n%address"
+./CoreLocationCLI -format "%latitude %longitude\n%address"
 ```
 
-    50.943829 6.941043
-    Kaiser-Wilhelm-Ring 21
-    	Cologne North Rhine-Westphalia 50672
-    	Germany
+> ```
+> 50.943829 6.941043
+> Kaiser-Wilhelm-Ring 21
+> 	Cologne North Rhine-Westphalia 50672
+> 	Germany
+> ```
 
 ```sh
 ./CoreLocationCLI -json
 ```
 
-```json
-{"latitude":40.124159, "longitude":-75.036274}
-```
+>```json
+>{
+>  "latitude": 40.141196
+>  "longitude": -75.034815
+>  "altitude": 92.00
+>  "direction": -1.0
+>  "speed": -1
+>  "h_accuracy": 65
+>  "v_accuracy": 10
+>  "time": "2017-06-25 05:29:38 +0000"
+>  "address": "407 Keats Rd
+>Lower Moreland PA 19006
+>United States"
+>}
+>```
 
 # Installation