prophet/R/src/install.libs.R
2019-05-21 11:40:04 -07:00

30 lines
1.1 KiB
R

# Copyright (c) Facebook, Inc. and its affiliates.
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.
packageStartupMessage('Compiling model (this will take a minute...)')
dest <- file.path(R_PACKAGE_DIR, paste0('libs', R_ARCH))
dir.create(dest, recursive = TRUE, showWarnings = FALSE)
packageStartupMessage(paste('Writing model to:', dest))
packageStartupMessage(paste('Compiling using binary:', R.home('bin')))
model.src <- file.path(R_PACKAGE_SOURCE, 'inst', 'stan', 'prophet.stan')
model.binary <- file.path(dest, 'prophet_stan_model.RData')
# See: https://github.com/r-lib/pkgbuild/issues/54#issuecomment-448702834
# TODO: move stan compilation into Makevars
suppressMessages({
model.stanc <- rstan::stanc(model.src)
model.stanm <- rstan::stan_model(
stanc_ret = model.stanc,
model_name = 'prophet_model'
)
})
save('model.stanm', file = model.binary)
packageStartupMessage('------ Model successfully compiled!')
packageStartupMessage('You can ignore any compiler warnings above.')