1 files changed, 100 insertions, 0 deletions
diff --git a/include/git2/errors.h b/include/git2/errors.h
index 627e67c70..7e957b803 100644
--- a/include/git2/errors.h
+++ b/include/git2/errors.h
@@ -25,6 +25,8 @@
 #ifndef INCLUDE_git_errors_h__
 #define INCLUDE_git_errors_h__
 
+#include "common.h"
+
 /**
  * @file git2/errors.h
  * @brief Git error handling routines and variables
@@ -33,8 +35,106 @@
  */
 GIT_BEGIN_DECL
 
+typedef enum {
+	GIT_SUCCESS = 0,
+	GIT_ERROR = -1,
+
+	/** Input was not a properly formatted Git object id. */
+	GIT_ENOTOID = -2,
+
+	/** Input does not exist in the scope searched. */
+	GIT_ENOTFOUND = -3,
+
+	/** Not enough space available. */
+	GIT_ENOMEM = -4,
+
+	/** Consult the OS error information. */
+	GIT_EOSERR = -5,
+
+	/** The specified object is of invalid type */
+	GIT_EOBJTYPE = -6,
+
+	/** The specified repository is invalid */
+	GIT_ENOTAREPO = -7,
+
+	/** The object type is invalid or doesn't match */
+	GIT_EINVALIDTYPE = -8,
+
+	/** The object cannot be written because it's missing internal data */
+	GIT_EMISSINGOBJDATA = -9,
+
+	/** The packfile for the ODB is corrupted */
+	GIT_EPACKCORRUPTED = -10,
+
+	/** Failed to acquire or release a file lock */
+	GIT_EFLOCKFAIL = -11,
+
+	/** The Z library failed to inflate/deflate an object's data */
+	GIT_EZLIB = -12,
+
+	/** The queried object is currently busy */
+	GIT_EBUSY = -13,
+
+	/** The index file is not backed up by an existing repository */
+	GIT_EBAREINDEX = -14,
+
+	/** The name of the reference is not valid */
+	GIT_EINVALIDREFNAME = -15,
+
+	/** The specified reference has its data corrupted */
+	GIT_EREFCORRUPTED  = -16,
+
+	/** The specified symbolic reference is too deeply nested */
+	GIT_ETOONESTEDSYMREF = -17,
+
+	/** The pack-refs file is either corrupted or its format is not currently supported */
+	GIT_EPACKEDREFSCORRUPTED = -18,
+
+	/** The path is invalid */
+	GIT_EINVALIDPATH = -19,
+
+	/** The revision walker is empty; there are no more commits left to iterate */
+	GIT_EREVWALKOVER = -20,
+
+	/** The state of the reference is not valid */
+	GIT_EINVALIDREFSTATE = -21,
+
+	/** This feature has not been implemented yet */
+	GIT_ENOTIMPLEMENTED = -22,
+
+	/** A reference with this name already exists */
+	GIT_EEXISTS = -23,
+
+	/** The given integer literal is too large to be parsed */
+	GIT_EOVERFLOW = -24,
+
+	/** The given literal is not a valid number */
+	GIT_ENOTNUM = -25,
+
+	/** Streaming error */
+	GIT_ESTREAM = -26,
+
+	/** invalid arguments to function */
+	GIT_EINVALIDARGS = -27,
+
+	/** The specified object has its data corrupted */
+	GIT_EOBJCORRUPTED = -28,
+} git_error;
+
+/**
+ * Return a detailed error string with the latest error
+ * that occurred in the library.
+ * @return a string explaining the error
+ */
+GIT_EXTERN(const char *) git_lasterror(void);
+
 /**
  * strerror() for the Git library
+ *
+ * Get a string description for a given error code.
+ * NOTE: This method will be eventually deprecated in favor
+ * of the new `git_lasterror`.
+ *
  * @param num The error code to explain
  * @return a string explaining the error code
  */