text: /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  #ifndef INCLUDE_refspec_h__
  #define INCLUDE_refspec_h__
  
  #include "git2/refspec.h"
  #include "buffer.h"
  
  struct git_refspec {
  	char *string;
  	char *src;
  	char *dst;
  	unsigned int force :1,
  		push : 1,
  		pattern :1,
  		dwim :1,
  		matching :1;
  };
  
  #define GIT_REFSPEC_TAGS "refs/tags/*:refs/tags/*"
  
  int git_refspec_parse(struct git_refspec *refspec, const char *str);
  int git_refspec__parse(
  	struct git_refspec *refspec,
  	const char *str,
  	bool is_fetch);
  
  void git_refspec__free(git_refspec *refspec);
  
  /**
   * Transform a reference to its target following the refspec's rules,
   * and writes the results into a git_buf.
   *
   * @param out where to store the target name
   * @param spec the refspec
   * @param name the name of the reference to transform
   * @return 0 or error if buffer allocation fails
   */
  int git_refspec_transform_r(git_buf *out, const git_refspec *spec, const char *name);
  
  /**
   * Transform a reference from its target following the refspec's rules,
   * and writes the results into a git_buf.
   *
   * @param out where to store the source name
   * @param spec the refspec
   * @param name the name of the reference to transform
   * @return 0 or error if buffer allocation fails
   */
  int git_refspec_transform_l(git_buf *out, const git_refspec *spec, const char *name);
  
  int git_refspec__serialize(git_buf *out, const git_refspec *refspec);
  
  /**
   * Determines if a refspec is a wildcard refspec.
   *
   * @param spec the refspec
   * @return 1 if the refspec is a wildcard, 0 otherwise
   */
  int git_refspec_is_wildcard(const git_refspec *spec);
  
  #endif
  