init_formatter: Formatter orchestration

In plumber2: Easy and Powerful Web Servers

Formatter orchestration

Description

These functions are for internal use and only exported to ease async evaluation

Usage

init_formatter(formatter)

close_formatter(formatter, info)

clean_formatter(formatter, info)

with_formatter(expr, formatter, info)

Arguments

formatter	A serializer function
info	A structure returned by init_formatter()
expr	An expression to evaluate in the context of the formatter

Value

init_formatter() returns a opaque structure capturing information used by the other functions. close_formatter() may return a value that should be used as response body. with_formatter() returns the result of expr. clean_formatter() is called for it's side effects and should only be called if close_formatter() never evaluated.

plumber2 documentation built on Jan. 20, 2026, 5:06 p.m.