brmsfit_needs_refit {brms}

Check if cached fit can be used.

Description

Checks whether a given cached fit can be used without refitting when file_refit = "on_change" is used. This function is internal and exposed only to facilitate debugging problems with cached fits. The function may change or be removed in future versions and scripts should not use it.

Usage

brmsfit_needs_refit(
  fit,
  sdata = NULL,
  scode = NULL,
  data = NULL,
  algorithm = NULL,
  silent = FALSE,
  verbose = FALSE
)

Arguments

fit

Old brmsfit object (e.g., loaded from file).

sdata

New Stan data (result of a call to standata). Pass NULL to avoid this data check.

scode

New Stan code (result of a call to stancode). Pass NULL to avoid this code check.

data

New data to check consistency of factor level names. Pass NULL to avoid this data check.

algorithm

New algorithm. Pass NULL to avoid algorithm check.

silent

Logical. If TRUE, no messages will be given.

verbose

Logical. If TRUE detailed report of the differences is printed to the console.

Details

Use with verbose = TRUE to get additional info on how the stored fit differs from the given data and code.

Value

A boolean indicating whether a refit is needed.