solve issue #501

cbeust · May 21, 2021 · b7abc5b · b7abc5b
1 parent 947cd54
commit b7abc5b
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Showing 2 changed files with 37 additions and 2 deletions.
diff --git a/src/main/java/com/beust/jcommander/JCommander.java b/src/main/java/com/beust/jcommander/JCommander.java
@@ -435,8 +435,13 @@ private String[] expandArgs(String[] originalArgv) {
         for (String arg : originalArgv) {
 
             if (arg.startsWith("@") && options.expandAtSign) {
-                String fileName = arg.substring(1);
-                vResult1.addAll(readFile(fileName));
+                if(arg.startsWith("@/")){
+                    List<String> expanded = expandDynamicArg(arg.substring(2,arg.length()));
+                    vResult1.addAll(expanded);
+                }else {
+                    String fileName = arg.substring(1);
+                    vResult1.addAll(readFile(fileName));
+                }
             } else {
                 List<String> expanded = expandDynamicArg(arg);
                 vResult1.addAll(expanded);

diff --git a/src/test/java/com/beust/jcommander/JCommanderTest.java b/src/test/java/com/beust/jcommander/JCommanderTest.java
@@ -1433,4 +1433,34 @@ class Args {
     public static void main(String[] args) {
         new JCommanderTest().trimTest();
     }
+
+    @Test(expectedExceptions = java.nio.file.NoSuchFileException.class)
+    public void syntaxTest_1()
+    {
+        class Args{
+            @Parameter(names = "-password",description = "parameter starts with @")
+            public String x = "password";
+        }
+        Args args = new Args();
+        JCommander.newBuilder()
+                .addObject(args)
+                .build()
+                .parse("-password","@X");
+        Assert.assertEquals("@X", args.x);
+    }
+
+    @Test
+    public void syntaxTest_2()
+    {
+        class Args{
+            @Parameter(names = "-password",description = "parameter starts with @")
+            public String x = "password";
+        }
+        Args args = new Args();
+        JCommander.newBuilder()
+                .addObject(args)
+                .build()
+                .parse("-password","@/@X");
+        Assert.assertEquals("@X", args.x);
+    }
 }