From 19cb26da92fe05f1eb1c0dd7268067cbc9b5421d Mon Sep 17 00:00:00 2001
From: Robert Knight <robertknight@gmail.com>
Date: Tue, 19 Nov 2013 09:13:19 +0000
Subject: Provide more detailed error messages

Use the sqlite3_errmsg() API to retrieve more specific error
messages.

eg. Attempting to exec 'CREATE TABLE ExistingTableName (...)'
will now report 'table already exists: ExistingTableName' rather
than 'SQL logic error or missing database'
---
 error.go | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'error.go')

diff --git a/error.go b/error.go
index 15c843e..7568505 100644
--- a/error.go
+++ b/error.go
@@ -4,6 +4,12 @@ import "C"
 
 type ErrNo int
 
+type Error struct {
+	Code ErrNo  /* The error code returned by SQLite */
+	err  string /* The error string returned by sqlite3_errmsg(),
+	this usually contains more specific details. */
+}
+
 // result codes from http://www.sqlite.org/c3ref/c_abort.html
 var (
 	ErrError      error = ErrNo(1)  /* SQL error or missing database */
@@ -37,5 +43,13 @@ var (
 )
 
 func (err ErrNo) Error() string {
-	return errorString(err)
+	return Error{Code: err}.Error()
+}
+
+func (err Error) Error() string {
+	if err.err != "" {
+		return err.err
+	} else {
+		return errorString(err)
+	}
 }
-- 
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