_linters/src/gopkg.in/yaml.v2/apic.go
func yaml_parser_set_input_reader(parser *yaml_parser_t, r io.Reader) {
	if parser.read_handler != nil {
		panic("must set the input source only once")
	}
	parser.read_handler = yaml_reader_read_handler
	parser.input_reader = r
}
func yaml_parser_set_input_reader(parser *yaml_parser_t, r io.Reader) {
	if parser.read_handler != nil {
		panic("must set the input source only once")
	}
	parser.read_handler = yaml_reader_read_handler
	parser.input_reader = r
}
// Set a file input.