You can search for identifiers within the package.
in-package search v0.2.0
spectrum
Spectrum.Lexer
exception InvalidTag of string
exception InvalidStyleName of string
exception InvalidColorName of string
exception InvalidHexColor of string
exception InvalidQualifier of string
exception Eof
val name_to_ansi_style : string -> string
val name_to_xterm_color : string -> string
val fg_from_name : string -> string
val bg_from_name : string -> string
val from_hex : string -> string
val fg_from_hex : string -> string
val bg_from_hex : string -> string
val qualified_color_from_name : string option -> string -> string
val qualified_color_from_hex : string option -> string -> string
val __ocaml_lex_tables : Lexing.lex_tables
val to_code : Lexing.lexbuf -> string
val __ocaml_lex_to_code_rec : Lexing.lexbuf -> int -> string
val parse_one : Lexing.lexbuf -> string option
val parse : Lexing.lexbuf -> string list
val tag_to_code : string -> (string, exn) result