2021-05-17
Rust Analyzer Options
type: ['null', 'string'] Custom
cargo runner extension ID.
anyOf:
{'type': 'null'}
{'type': 'array', 'items': {'type': 'object', 'properties': {'mask': {'type': 'string', 'description': 'Runnable name mask'}, 'env': {'type': 'object', 'description': 'Variables in form of { "key": "value"}'}}}}
{'type': 'object', 'description': 'Variables in form of { "key": "value"}'}Environment variables passed to the runnable launched using
Test or Debug lens or
rust-analyzer.run command.
type: boolean
default: True Whether to show inlay
hints.
type: boolean
default: True Whether inlay hints
font size should be smaller than editor’s font size.
type: string
default: stable Choose
nightly updates to get the latest features and bug fixes
every day. While stable releases occur weekly and don’t
contain cutting-edge features from VSCode proposed APIs.
| value | description |
|---|---|
| stable | stable updates are shipped
weekly, they don’t contain cutting-edge features from VSCode proposed
APIs but have less bugs in general. |
| nightly | nightly updates are shipped
daily (extension updates automatically by downloading artifacts directly
from GitHub), they contain cutting-edge features and latest bug fixes.
These releases help us get your feedback very quickly and speed up
rust-analyzer development drastically. |
type: boolean
default: True Whether to ask for
permission before downloading any files from the Internet.
type: ['null', 'string'] Path to
rust-analyzer executable (points to bundled binary by default). If this
is set, then #rust-analyzer.updates.channel# setting is not
used
type: ['null', 'object'] Extra
environment variables that will be passed to the rust-analyzer
executable. Useful for passing e.g. RA_LOG for
debugging.
type: string
default: off Trace requests to the
rust-analyzer (this is usually overly verbose and not recommended for
regular users).
| value | description |
|---|---|
| off | No traces |
| messages | Error only |
| verbose | Full log |
| key | value |
|---|---|
| scope | window |
type: boolean
default: False Enable logging of VS
Code extensions itself.
type: string
default: auto Preferred debug
engine.
| value | description |
|---|---|
| auto | First try to use CodeLLDB, if it’s not installed try to use MS C++ tools. |
| vadimcn.vscode-lldb | Use CodeLLDB |
| ms-vscode.cpptools | Use MS C++ tools |
type: ['object', 'string']
default:
{
"/rustc/<id>": "${env:USERPROFILE}/.rustup/toolchains/<toolchain-id>/lib/rustlib/src/rust"
}Optional source file mappings passed to the debug engine.
| key | value |
|---|---|
| const | auto |
type: boolean
default: False Whether to open up the
Debug Panel on debugging start.
type: object
default: {} Optional settings passed
to the debug engine. Example:
{ "lldb": { "terminal":"external"} }
type: string
default: crate The strategy to use
when inserting new imports or merging imports.
| value | description |
|---|---|
| none | Do not merge imports at all. |
| crate | Merge imports from the same crate into a
single use statement. |
| module | Merge imports from the same module into a
single use statement. |
type: string
default: plain The path structure for
newly inserted paths to use.
| value | description |
|---|---|
| plain | Insert import paths relative to the
current module, using up to one super prefix if the parent
module contains the requested item. |
| by_self | Prefix all import paths with
self if they don’t begin with self,
super, crate or a crate name. |
| by_crate | Force import paths to be absolute by
always starting them with crate or the crate name they
refer to. |
type: boolean
default: True Group inserted imports
by the following
order. Groups are separated by newlines.
type: boolean
default: True Show function name and
docs in parameter hints.
type: boolean
default: True Automatically refresh
project info via cargo metadata on Cargo.toml
changes.
type: boolean
default: False Activate all available
features (--all-features).
type: array
default: [] List of features to
activate.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: boolean
default: True Run build scripts
(build.rs) for more precise code analysis.
type: boolean
default: True Use
RUSTC_WRAPPER=rust-analyzer when running build scripts to
avoid compiling unnecessary things.
type: boolean
default: False Do not activate the
default feature.
type: ['null', 'string']
Compilation target (target triple).
type: boolean
default: False Internal config for
debugging, disables loading of sysroot crates.
type: boolean
default: True Run specified
cargo check command for diagnostics on save.
type: ['null', 'boolean'] Check
with all features (--all-features). Defaults to
#rust-analyzer.cargo.allFeatures#.
type: boolean
default: True Check all targets and
tests (--all-targets).
type: string
default: check Cargo command to use
for cargo check.
type: ['null', 'boolean'] Do not
activate the default feature.
type: ['null', 'string'] Check for
a specific target. Defaults to
#rust-analyzer.cargo.target#.
type: array
default: [] Extra arguments for
cargo check.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: ['null', 'array'] List of
features to activate. Defaults to
#rust-analyzer.cargo.features#.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: ['null', 'array'] Advanced
option, fully override the command rust-analyzer uses for checking. The
command should include --message-format=json or similar
option.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: boolean
default: True Whether to add argument
snippets when completing functions.
type: boolean
default: True Whether to add
parenthesis when completing functions.
type: boolean
default: True Whether to show postfix
snippets like dbg, if, not,
etc.
type: boolean
default: True Toggles the additional
completions that automatically add imports when completed. Note that
your client must specify the additionalTextEdits LSP client
capability to truly have this feature enabled.
type: boolean
default: True Whether to show native
rust-analyzer diagnostics.
type: boolean
default: True Whether to show
experimental rust-analyzer diagnostics that might have more false
positives than usual.
type: array
default: [] List of rust-analyzer
diagnostics to disable.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
| uniqueItems | True |
type: object
default: {} Map of prefixes to be
substituted when parsing diagnostic file paths. This should be the
reverse mapping of what is passed to rustc as
--remap-path-prefix.
type: array
default: [] List of warnings that
should be displayed with info severity.
The warnings will be indicated by a blue squiggly underline in code
and a blue icon in the Problems Panel.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: array
default: [] List of warnings that
should be displayed with hint severity.
The warnings will be indicated by faded text or three dots in code
and will not show up in the Problems Panel.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: string
default: client Controls file
watching implementation.
type: array
default: [] These directories will be
ignored by rust-analyzer.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: boolean
default: True Whether to show
Debug action. Only applies when
#rust-analyzer.hoverActions.enable# is set.
type: boolean
default: True Whether to show
HoverActions in Rust files.
type: boolean
default: True Whether to show
Go to Type Definition action. Only applies when
#rust-analyzer.hoverActions.enable# is set.
type: boolean
default: True Whether to show
Implementations action. Only applies when
#rust-analyzer.hoverActions.enable# is set.
type: boolean
default: True Whether to show
Run action. Only applies when
#rust-analyzer.hoverActions.enable# is set.
type: boolean
default: True Use markdown syntax for
links in hover.
type: boolean
default: True Whether to show inlay
type hints for method chains.
type: ['null', 'integer']
default: 25 minimum:
0 Maximum length for inlay hints. Set to null to have
an unlimited length.
type: boolean
default: True Whether to show
function parameter name inlay hints at the call site.
type: boolean
default: True Whether to show inlay
type hints for variables.
type: boolean
default: True Whether to show
Debug lens. Only applies when
#rust-analyzer.lens.enable# is set.
type: boolean
default: True Whether to show
CodeLens in Rust files.
type: boolean
default: True Whether to show
Implementations lens. Only applies when
#rust-analyzer.lens.enable# is set.
type: boolean
default: True Whether to show
Run lens. Only applies when
#rust-analyzer.lens.enable# is set.
type: boolean
default: False Whether to show
Method References lens. Only applies when
#rust-analyzer.lens.enable# is set.
type: boolean
default: False Whether to show
References lens. Only applies when
#rust-analyzer.lens.enable# is set.
type: array
default: [] Disable project
auto-discovery in favor of explicitly specified set of projects.
Elements must be paths pointing to Cargo.toml,
rust-project.json, or JSON objects in
rust-project.json format.
| key | value |
|---|---|
| items | {‘type’: [‘string’, ‘object’]} |
type: ['null', 'integer']
minimum: 0 Number of syntax trees
rust-analyzer keeps in memory. Defaults to 128.
type: boolean
default: True Whether to show
can't find Cargo.toml error message.
type: boolean
default: True Enable support for
procedural macros, implies
#rust-analyzer.cargo.runBuildScripts#.
type: ['null', 'string'] Internal
config, path to proc-macro server executable (typically, this is
rust-analyzer itself, but we override this in tests).
type: ['null', 'string'] Command
to be executed instead of ‘cargo’ for runnables.
type: array
default: [] Additional arguments to
be passed to cargo for runnables such as tests or binaries. For example,
it may be --release.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: ['null', 'string'] Path to
the Cargo.toml of the rust compiler workspace, for usage in
rustc_private projects, or “discover” to try to automatically find
it.
Any project which uses rust-analyzer with the rustcPrivate crates
must set
[package.metadata.rust-analyzer] rustc_private=true to use
it.
This option is not reloaded automatically; you must restart rust-analyzer for it to take effect.
type: array
default: [] Additional arguments to
rustfmt.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |
type: ['null', 'array'] Advanced
option, fully override the command rust-analyzer uses for
formatting.
| key | value |
|---|---|
| items | {‘type’: ‘string’} |