Parser_common (melange.Js_parser.Parser

type pattern_errors = {

if_expr : (Loc.t * Parse_error.t) list;
if_patt : (Loc.t * Parse_error.t) list;

}

type pattern_cover =

| Cover_expr of (Loc.t, Loc.t) Flow_ast.Expression.t
| Cover_patt of (Loc.t, Loc.t) Flow_ast.Expression.t * pattern_errors

module type PARSER = sig ... end

val identifier_name_raw : Parser_env.env -> string

val identifier_name : Parser_env.env -> Loc.t * Loc.t Flow_ast.Identifier.t'

val private_identifier : 
  Parser_env.env ->
  Loc.t * Loc.t Flow_ast.PrivateName.t'

PrivateIdentifier - https://tc39.es/ecma262/#prod-PrivateIdentifier

N.B.: whitespace, line terminators, and comments are not allowed between the # and IdentifierName because PrivateIdentifier is a CommonToken which is considered a single token. See also https://tc39.es/ecma262/#prod-InputElementDiv

val is_simple_parameter_list : 
  ('a * ('b, 'c) Flow_ast.Function.Params.t') ->
  bool

The operation IsSimpleParamterList https://tc39.es/ecma262/#sec-static-semantics-issimpleparameterlist

val is_labelled_function : 
  ('a * ('a, 'b) Js_parser__Flow_ast.Statement.t') ->
  bool

* The abstract operation IsLabelledFunction * * https://tc39.github.io/ecma262/#sec-islabelledfunction

val assert_identifier_name_is_identifier : 
  ?restricted_error:Parse_error.t ->
  Parser_env.env ->
  (Loc.t * 'a Flow_ast.Identifier.t') ->
  unit

https://tc39.es/ecma262/#sec-exports-static-semantics-early-errors

val with_loc : 
  ?start_loc:Loc.t ->
  (Parser_env.env -> 'a) ->
  Parser_env.env ->
  Loc.t * 'a

val with_loc_opt : 
  ?start_loc:Loc.t ->
  (Parser_env.env -> 'a option) ->
  Parser_env.env ->
  (Loc.t * 'a) option

val with_loc_extra : 
  ?start_loc:Loc.t ->
  (Parser_env.env -> 'a * 'b) ->
  Parser_env.env ->
  (Loc.t * 'a) * 'b

val is_start_of_type_guard : Js_parser__Parser_env.env -> bool