Throw dedicated exceptions

ulrichbayer · ulrichbayer · commit ef97a7b517de · 2016-11-22T23:07:05.000+01:00
Use the already prepared exception classes no_rows and more_rows when
there are no more rows or more rows than expected.
diff --git a/hdr/sqlite_modern_cpp.h b/hdr/sqlite_modern_cpp.h
@@ -174,11 +174,11 @@ namespace sqlite {
 			if((hresult = sqlite3_step(_stmt.get())) == SQLITE_ROW) {
 				call_back();
 			} else if(hresult == SQLITE_DONE) {
-				exceptions::throw_custom_error("no rows to extract: exactly 1 row expected");
+				throw exceptions::no_rows("no rows to extract: exactly 1 row expected");
 			}
 
 			if((hresult = sqlite3_step(_stmt.get())) == SQLITE_ROW) {
-				exceptions::throw_custom_error("not all rows extracted");
+				throw exceptions::more_rows("not all rows extracted");
 			}
 
 			if(hresult != SQLITE_DONE) {

Original file line number	Diff line number	Diff line change
`@@ -174,11 +174,11 @@ namespace sqlite {`
`174`	`174`	`if((hresult = sqlite3_step(_stmt.get())) == SQLITE_ROW) {`
`175`	`175`	`call_back();`
`176`	`176`	`} else if(hresult == SQLITE_DONE) {`
`177`		`- exceptions::throw_custom_error("no rows to extract: exactly 1 row expected");`
	`177`	`+ throw exceptions::no_rows("no rows to extract: exactly 1 row expected");`
`178`	`178`	`}`
`179`	`179`
`180`	`180`	`if((hresult = sqlite3_step(_stmt.get())) == SQLITE_ROW) {`
`181`		`- exceptions::throw_custom_error("not all rows extracted");`
	`181`	`+ throw exceptions::more_rows("not all rows extracted");`
`182`	`182`	`}`
`183`	`183`
`184`	`184`	`if(hresult != SQLITE_DONE) {`