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targets-package: targets: Dynamic Function-Oriented Make-Like Declarative Pipelines for R

use_targets(): Use targets

use_targets_rmd(): Use targets with Target Markdown.

tar_reprex(): Reproducible example of targets with reprex

Scripts

tar_edit(): Open the target script file for editing.

tar_github_actions(): Set up GitHub Actions to run a targets pipeline

tar_helper() tar_helper_raw(): Write a helper R script.

tar_renv(): Set up package dependencies for compatibility with renv

tar_script(): Write a target script file.

Configuration

tar_config_get(): Get configuration settings.

tar_config_projects(): List projects.

tar_config_set(): Set configuration settings.

tar_config_unset(): Unset configuration settings.

tar_config_yaml(): Read _targets.yaml.

tar_envvars(): Show targets environment variables.

tar_option_get(): Get a target option.

tar_option_reset(): Reset all target options.

tar_option_set(): Set target options.

Targets

tar_cue(): Declare the rules that cue a target.

tar_target() tar_target_raw(): Declare a target.

Pipeline

tar_make(): Run a pipeline of targets.

tar_make_clustermq(): Superseded. Run a pipeline with persistent clustermq workers.

tar_make_future(): Superseded. Run a pipeline of targets in parallel with transient future workers.

Debug

tar_load_globals(): Load globals for debugging, testing, and prototyping

tar_traceback(): Get a target's traceback

tar_workspace(): Load a saved workspace and seed for debugging.

tar_workspaces(): List saved target workspaces.

Storage

tar_format(): Define a custom target storage format.

tar_load() tar_load_raw(): Load the values of targets.

tar_load_everything(): Load the values of all available targets.

tar_objects(): List saved targets

tar_read() tar_read_raw(): Read a target's value from storage.

Content-addressable storage

tar_repository_cas(): Define a custom content-addressable storage (CAS) repository (an experimental feature).

tar_repository_cas_local(): Local content-addressable storage (CAS) repository (an experimental feature).

tar_repository_cas_local_gc(): Local CAS garbage collection

Metadata

tar_crew(): Get crew worker info.

tar_meta(): Read a project's metadata.

tar_meta_delete(): Delete metadata.

tar_meta_download(): download local metadata to the cloud.

tar_meta_sync(): Synchronize cloud metadata.

tar_meta_upload(): Upload local metadata to the cloud.

tar_pid(): Get main process ID.

tar_process(): Get main process info.

Inspect

tar_deps() tar_deps_raw(): Code dependencies

tar_manifest(): Produce a data frame of information about your targets.

tar_outdated(): Check which targets are outdated.

tar_sitrep(): Show the cue-by-cue status of each target.

tar_validate(): Validate a pipeline of targets.

Visualize

tar_glimpse(): Visualize an abridged fast dependency graph.

tar_mermaid(): mermaid.js dependency graph.

tar_network(): Return the vertices and edges of a pipeline dependency graph.

tar_visnetwork(): visNetwork dependency graph.

Clean

tar_delete(): Delete target output values.

tar_destroy(): Destroy the data store.

tar_invalidate(): Delete one or more metadata records (e.g. to rerun a target).

tar_prune(): Remove targets that are no longer part of the pipeline.

tar_prune_list(): List targets that tar_prune() will remove.

tar_unscript(): Remove target script helper files.

tar_unversion(): Delete cloud object version IDs from local metadata.

Progress

tar_poll(): Repeatedly poll progress in the R console.

tar_watch(): Shiny app to watch the dependency graph.

tar_watch_server(): Shiny module server for tar_watch()

tar_watch_ui(): Shiny module UI for tar_watch()

tar_progress(): Read progress.

tar_progress_branches(): Tabulate the progress of dynamic branches.

tar_progress_summary(): Summarize target progress.

tar_skipped(): List skipped targets.

tar_dispatched(): List dispatched targets.

tar_completed(): List completed targets.

tar_canceled(): List canceled targets.

tar_errored(): List errored targets.

Time

tar_newer(): List new targets

tar_older(): List old targets

tar_timestamp() tar_timestamp_raw(): Get the timestamp(s) of a target.

Existence

tar_exist_meta(): Check if target metadata exists.

tar_exist_objects(): Check if local output data exists for one or more targets.

tar_exist_process(): Check if process metadata exists.

tar_exist_progress(): Check if progress metadata exists.

tar_exist_script(): Check if the target script file exists.

Branching

tar_branch_index(): Integer branch indexes

tar_branch_names() tar_branch_names_raw(): Branch names

tar_branches(): Reconstruct the branch names and the names of their dependencies.

tar_pattern(): Emulate dynamic branching.

Resources

tar_resources(): Target resources

tar_resources_aws(): Target resources: Amazon Web Services (AWS) S3 storage

tar_resources_clustermq(): Target resources: clustermq high-performance computing

tar_resources_crew(): Target resources: crew high-performance computing

tar_resources_custom_format(): Target resources for custom storage formats

tar_resources_feather(): Target resources: feather storage formats

tar_resources_fst(): Target resources: fst storage formats

tar_resources_future(): Target resources: future high-performance computing

tar_resources_gcp(): Target resources: Google Cloud Platform (GCP) Google Cloud Storage (GCS)

tar_resources_network(): Target resources for network file systems.

tar_resources_parquet(): Target resources: parquet storage formats

tar_resources_qs(): Target resources: qs storage formats

tar_resources_repository_cas(): Target resources for custom storage formats

tar_resources_url(): Target resources: URL storage formats

Target Markdown

tar_engine_knitr(): Target Markdown knitr engine

tar_interactive(): Run if Target Markdown interactive mode is on.

tar_noninteractive(): Run if Target Markdown interactive mode is not on.

tar_toggle(): Choose code to run based on Target Markdown mode.

Pseudo-random number generation

tar_seed_create(): Create a seed for a target.

tar_seed_get(): Get the random number generator seed of the target currently running.

tar_seed_set(): Set a seed to run a target.

Utilities

tar_active(): Show if the pipeline is running.

tar_backoff(): Superseded: exponential backoff

tar_call(): Identify the called targets function.

tar_cancel(): Cancel a target mid-execution under a custom condition.

tar_definition(): For developers only: get the definition of the current target.

tar_described_as(): Select targets using their descriptions.

tar_envir(): For developers only: get the environment of the current target.

tar_format_get(): Current storage format.

tar_group(): Group a data frame to iterate over subsets of rows.

tar_name(): Get the name of the target currently running.

tar_path_script(): Current target script path

tar_path_script_support(): Directory path to the support scripts of the current target script

tar_path_store(): Current data store path

tar_path_target(): Identify the file path where a target will be stored.

tar_source(): Run R scripts.

tar_unblock_process(): Unblock the pipeline process

Extending targets

tar_assert_chr() tar_assert_dbl() tar_assert_df() tar_assert_equal_lengths() tar_assert_envir() tar_assert_expr() tar_assert_flag() tar_assert_file() tar_assert_finite() tar_assert_function() tar_assert_function_arguments() tar_assert_ge() tar_assert_identical() tar_assert_in() tar_assert_not_dirs() tar_assert_not_dir() tar_assert_not_in() tar_assert_inherits() tar_assert_int() tar_assert_internet() tar_assert_lang() tar_assert_le() tar_assert_list() tar_assert_lgl() tar_assert_name() tar_assert_named() tar_assert_names() tar_assert_nonempty() tar_assert_null() tar_assert_not_expr() tar_assert_nzchar() tar_assert_package() tar_assert_path() tar_assert_match() tar_assert_nonmissing() tar_assert_positive() tar_assert_scalar() tar_assert_store() tar_assert_target() tar_assert_target_list() tar_assert_true() tar_assert_unique() tar_assert_unique_targets(): Assertions

tar_message_run() tar_throw_file() tar_throw_run() tar_throw_validate() tar_warn_deprecate() tar_warn_run() tar_warn_validate() tar_message_validate() tar_print() tar_error() tar_warning() tar_message(): Conditions

tar_deparse_language() tar_deparse_safe() tar_tidy_eval() tar_tidyselect_eval(): Language

tar_test(): Test code in a temporary directory.