Util_yamltype 'a of_yaml = Yaml.value -> ('a, result_msg) Stdlib.resultval to_yaml_noop : 'a to_yamlval strings_result :
?msg:string ->
Yaml.value list ->
(string list, result_msg) Stdlib.resultval string_result :
?msg:string ->
Yaml.value ->
(string, result_msg) Stdlib.result