deoplete-rust

Neovim/Deoplete auto-completion source for Rust via Racer.

Auto-completion:

Documentation:

Requirements

• Rust source code
• Racer (>=2.0.0)
• Deoplete

Install Racer

with cargo

cargo install racer

from source

git clone https://github.com/phildawes/racer.git; cd racer
cargo build --release

Copy binary to ./target/release/racer to a location of your choice. (e.g. to /usr/local/bin)

Get Rust source code

mkdir -p choose/a/path
git clone --depth=1 https://github.com/rust-lang/rust.git

Install Deoplete

For details see the installation guide

Installation

with vim-plug

Plug 'sebastianmarkow/deoplete-rust'

with Vundle

Plugin 'sebastianmarkow/deoplete-rust'

with NeoBundle

NeoBundle 'sebastianmarkow/deoplete-rust'

with Pathogen

git clone --depth=1 https://github.com/sebastianmarkow/deoplete-rust.git path/to/vim/bundle/deoplete-rust

Configuration (init.vim)

Set fully qualified path to racer binary. If it is in your PATH already use which racer. (required)

let g:deoplete#sources#rust#racer_binary='/path/to/racer'

Set Rust source code path (when cloning from Github usually ending on /src). (required)

let g:deoplete#sources#rust#rust_source_path='/path/to/rust/src'

Show duplicate matches.

let g:deoplete#sources#rust#show_duplicates=1

To disable default key mappings (gd & K) add the following

let g:deoplete#sources#rust#disable_keymap=1

Set max height of documentation split.

let g:deoplete#sources#rust#documentation_max_height=20

Usage

Default key mappings

These are the default key mappings

nmap <buffer> gd <plug>DeopleteRustGoToDefinitionDefault
nmap <buffer> K  <plug>DeopleteRustShowDocumentation

Additional methods to bind

gd Go to definition

Jump to definition of the current element under the cursor.

K Show documentation

Show brief description of the current element under the cursor. To close press either q, cr or esc.

Show help

You don't have to remember it all. Run :help deoplete-rust.

License

deoplete-rust is licensed under MIT License. For additional information, see LICENSE file.