Check if an external tool is installed — check_tool_installed • paneffectR

Convenience wrapper around find_tool() that returns TRUE/FALSE.

Usage

check_tool_installed(
  tool,
  tool_path = NULL,
  conda_prefix = NULL,
  conda_env = NULL
)

Arguments

tool: Character. Name of the tool (e.g., "diamond", "mmseqs").
tool_path: Character. Optional explicit path to the tool binary.
conda_prefix: Character. Optional direct path to a conda/mamba environment (e.g., "./this_project_env"). The tool is expected at <prefix>/bin/<tool>.
conda_env: Character. Optional conda environment name (looked up in standard conda envs directory).

Value

Logical. TRUE if tool is found, FALSE otherwise.

Examples

if (FALSE) { # \dontrun{
if (check_tool_installed("diamond")) {
  # use diamond
}
if (check_tool_installed("diamond", conda_prefix = "./this_project_env")) {
  # use diamond from prefix env
}
} # }