versions() - bugfix git version macOS

lib/osinfo.js

@@ -15,6 +15,7 @@
 const os = require('os');
 const exec = require('child_process').exec;
 const util = require('./util');
+const fs = require('fs');
 
 let _platform = process.platform;
 
@@ -251,10 +252,10 @@ function osInfo(callback) {
               callback(result);
             }
             resolve(result);
-          });  
+          });
         } catch (e) {
           if (callback) { callback(result); }
-          resolve(result);    
+          resolve(result);
         }
       }
     });
@@ -286,7 +287,7 @@ function versions(callback) {
       };
 
       let functionProcessed = (function () {
-        let totalFunctions = 12;
+        let totalFunctions = 13;
         return function () {
           if (--totalFunctions === 0) {
             if (callback) {
@@ -337,6 +338,30 @@ function versions(callback) {
           }
           functionProcessed();
         });
+        if (_darwin) {
+          const filename = '/Library/Developer/CommandLineTools/';
+          fs.access(filename, fs.constants.F_OK, (err) => {
+            if (!err) {
+              exec('git --version', function (error, stdout) {
+                if (!error) {
+                  result.git = stdout.toString().split('\n')[0] || '';
+                  result.git = (result.git.toLowerCase().split('version')[1] || '').trim();
+                  result.git = (result.git.split(' ')[0] || '').trim();
+                }
+                functionProcessed();
+              });
+            }
+          });
+        } else {
+          exec('git --version', function (error, stdout) {
+            if (!error) {
+              result.git = stdout.toString().split('\n')[0] || '';
+              result.git = (result.git.toLowerCase().split('version')[1] || '').trim();
+              result.git = (result.git.split(' ')[0] || '').trim();
+            }
+            functionProcessed();
+          });
+        }
         exec('git --version', function (error, stdout) {
           if (!error) {
             result.git = stdout.toString().split('\n')[0] || '';
@@ -386,10 +411,10 @@ function versions(callback) {
             result.mongodb = (result.mongodb.toLowerCase().split(',')[0] || '').replace(/[^0-9.]/g, '');
           }
           functionProcessed();
-        });  
+        });
       } catch (e) {
         if (callback) { callback(result); }
-        resolve(result);    
+        resolve(result);
       }
     });
   });