Configuration

The generated Swift module can be configured using a uniffi.toml configuration file.

Available options

Configuration nameDefaultDescription
cdylib_nameuniffi_{namespace}1The name of the compiled Rust library containing the FFI implementation.
module_name{namespace}1The name of the Swift module containing the high-level foreign-language bindings.
ffi_module_name{module_name}FFIThe name of the lower-level C module containing the FFI declarations.
ffi_module_filename{ffi_module_name}The filename stem for the lower-level C module containing the FFI declarations.
generate_module_maptrueWhether to generate a .modulemap file for the lower-level C module with FFI declarations.
omit_argument_labelsfalseWhether to omit argument labels in Swift function definitions.
1

namespace is the top-level namespace from your UDL file.

Example

[bindings.swift]
cdylib_name = "mycrate_ffi"
omit_argument_labels = true