func parseObjectField(parser *Parser, isConst bool, fieldNames map[string]bool) (*ast.ObjectField, string, error) {
start := parser.Token.Start
name, err := parseName(parser)
if err != nil {
return nil, "", err
}
fieldName := name.Value
if _, ok := fieldNames[fieldName]; ok {
descp := fmt.Sprintf("Duplicate input object field %v.", fieldName)
return nil, "", gqlerrors.NewSyntaxError(parser.Source, start, descp)
}
_, err = expect(parser, lexer.TokenKind[lexer.COLON])
if err != nil {
return nil, "", err
}
value, err := parseValueLiteral(parser, isConst)
if err != nil {
return nil, "", err
}
return ast.NewObjectField(&ast.ObjectField{
Name: name,
Value: value,
Loc: loc(parser, start),
}), fieldName, nil
}
/**
* ObjectField[Const] : Name : Value[?Const]
*/
func parseObjectField(parser *Parser, isConst bool) (*ast.ObjectField, error) {
start := parser.Token.Start
name, err := parseName(parser)
if err != nil {
return nil, err
}
_, err = expect(parser, lexer.TokenKind[lexer.COLON])
if err != nil {
return nil, err
}
value, err := parseValueLiteral(parser, isConst)
if err != nil {
return nil, err
}
return ast.NewObjectField(&ast.ObjectField{
Name: name,
Value: value,
Loc: loc(parser, start),
}), nil
}