package vlt

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This module regroups miscellaneous utility functions.

val verbose : string -> unit

Prints the passed string if Bolt verbose mode is enabled, does nothing otherwise.

type 'a container

The type of container mapping a string to an element, whatever their implementation is.

val make_container_functions : 
  unit ->
  'a container * (string -> 'a -> unit) * ('a -> string) * (string -> 'a)

make_container_functions () returns a quadruple with the following elements:

a container;
a function that adds a named element to the container;
a function that adds an unnamed element to the container, and returns its name;
a function that returns the element whose name is passed, raising Not_found if such an element does not exist.

val get_thread_id : unit -> int

Returns the identifier of the current thread.

val enter_critical_section : unit -> unit

To be called when entering a critical section.

val leave_critical_section : unit -> unit

To be called when leaving a critical section.

val split : string -> string -> string list

split seps s returns a list of substrings of s separeted by contiguous substrings of elements from seps.

val trim_left : string -> string

Returns a copy of the string without leading whitespace.

val trim_right : string -> string

Returns a copy of the string without trailing whitespace.

val trim : string -> string

Returns a copy of the string without leading and trailing whitespace.