func TestSuccessfulParses(t *testing.T) {
for i, in := range shouldParse {
//d, err := parser.Parse("parser_test.go", []byte(in), parser.Debug(true))
d, err := parser.Parse("parser_test.go", []byte(in))
if err != nil {
t.Errorf("case %d: %v\n%s", i+1, err, in)
}
_ = d
//fmt.Println(in, "\n\n")
//j, _ := json.MarshalIndent(d, "", " ")
//fmt.Println(string(j), "\n\n\n\n")
}
}
// ParseOperation attempts to parse a graphql.Operation from a byte slice.
func ParseOperation(query []byte) (*graphql.Operation, error) {
result, err := parser.Parse("", query)
if err != nil {
return nil, ErrMalformedOperation{err}
}
doc, ok := result.(graphql.Document)
if !ok {
return nil, ErrMalformedOperation{err}
}
switch len(doc.Operations) {
case 1:
return &doc.Operations[0], nil
case 0:
return nil, ErrMalformedOperation{fmt.Errorf("no operations")}
default:
return nil, ErrMultipleOperations
}
}