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engine/3d/src/ParseError.hpp

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+/**
+ @file ParseError.h
+
+ @maintainer Morgan McGuire
+
+ @created 2009-11-15
+ @edited  2009-11-15
+
+ Copyright 2000-2009, Morgan McGuire.
+ All rights reserved.
+ */
+#ifndef G3D_ParseError_h
+#define G3D_ParseError_h
+
+#include "platform.hpp"
+#include "g3dmath.hpp"
+#include <string>
+
+namespace G3D
+{
+
+/** Thrown by TextInput, Any, and other parsers on unexpected input. */
+class ParseError
+{
+public:
+    enum
+    {
+        UNKNOWN = -1
+    };
+
+    /** Empty means unknown */
+    std::string filename;
+
+    /** For a binary file, the location of the parse error. -1 if unknown.*/
+    int64 byte;
+
+    /** For a text file, the line number is the line number of start of token which caused the exception.  1 is
+        the first line of the file.  -1 means unknown.  Note that you can use
+        TextInput::Settings::startingLineNumberOffset to shift the effective line
+        number that is reported by that class.
+    */
+    int line;
+
+    /** Character number (in the line) of the start of the token which caused the
+    exception.  1 is the character in the line. May be -1 if unknown.
+    */
+    int character;
+
+    std::string message;
+
+    ParseError()
+        : byte(UNKNOWN)
+        , line(UNKNOWN)
+        , character(UNKNOWN)
+    {
+    }
+
+    virtual ~ParseError() {}
+
+    ParseError(const std::string& f, int l, int c, const std::string& m)
+        : filename(f)
+        , byte(UNKNOWN)
+        , line(l)
+        , character(c)
+        , message(m)
+    {
+    }
+
+    ParseError(const std::string& f, int64 b, const std::string& m)
+        : filename(f)
+        , byte(b)
+        , line(UNKNOWN)
+        , character(UNKNOWN)
+        , message(m)
+    {
+    }
+};
+
+} // namespace G3D
+
+#endif