1 files changed, 76 insertions, 0 deletions
diff --git a/third_party/java/jopt-simple/src/main/java/joptsimple/OptionParserState.java b/third_party/java/jopt-simple/src/main/java/joptsimple/OptionParserState.java
new file mode 100644
index 0000000000..fe1000c263
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+++ b/third_party/java/jopt-simple/src/main/java/joptsimple/OptionParserState.java
@@ -0,0 +1,76 @@
+/*
+ The MIT License
+
+ Copyright (c) 2004-2015 Paul R. Holser, Jr.
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ "Software"), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+
+ The above copyright notice and this permission notice shall be
+ included in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+package joptsimple;
+
+import static joptsimple.ParserRules.*;
+
+/**
+ * Abstraction of parser state; mostly serves to model how a parser behaves depending on whether end-of-options
+ * has been detected.
+ *
+ * @author <a href="mailto:pholser@alumni.rice.edu">Paul Holser</a>
+ */
+abstract class OptionParserState {
+    static OptionParserState noMoreOptions() {
+        return new OptionParserState() {
+            @Override
+            protected void handleArgument( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions ) {
+                parser.handleNonOptionArgument( arguments.next(), arguments, detectedOptions );
+            }
+        };
+    }
+
+    static OptionParserState moreOptions( final boolean posixlyCorrect ) {
+        return new OptionParserState() {
+            @Override
+            protected void handleArgument( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions ) {
+                String candidate = arguments.next();
+                try {
+                    if ( isOptionTerminator( candidate ) ) {
+                        parser.noMoreOptions();
+                        return;
+                    } else if ( isLongOptionToken( candidate ) ) {
+                        parser.handleLongOptionToken( candidate, arguments, detectedOptions );
+                        return;
+                    } else if ( isShortOptionToken( candidate ) ) {
+                        parser.handleShortOptionToken( candidate, arguments, detectedOptions );
+                        return;
+                    }
+                } catch ( UnrecognizedOptionException e ) {
+                    if ( !parser.doesAllowsUnrecognizedOptions() )
+                        throw e;
+                }
+
+                if ( posixlyCorrect )
+                    parser.noMoreOptions();
+
+                parser.handleNonOptionArgument( candidate, arguments, detectedOptions );
+            }
+        };
+    }
+
+    protected abstract void handleArgument( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions );
+}