15 files changed, 37 insertions, 62 deletions

diff --git a/.cargo/config b/.cargo/config
index 92a3acfd0..67d0d1885 100644
--- a/.cargo/config
+++ b/.cargo/config
@@ -1,23 +1,4 @@
 [alias]
-# Automatically generates the ast and syntax kinds files
-gen-syntax   = "run --package ra_tools --bin ra_tools -- gen-syntax"
+xtask = "run --package xtask --bin xtask --"
 
-# Extracts the tests from
-gen-tests    = "run --package ra_tools --bin ra_tools -- gen-tests"
-
-# Installs the visual studio code extension
-install-ra   = "run --package ra_tools --bin ra_tools -- install-ra"
-install-code = "run --package ra_tools --bin ra_tools -- install-ra" # just an alias
-
-# Formats the full repository or installs the git hook to do it automatically.
-format       = "run --package ra_tools --bin ra_tools -- format"
-format-hook  = "run --package ra_tools --bin ra_tools -- format-hook"
-
-# Run clippy
-lint         = "run --package ra_tools --bin ra_tools -- lint"
-
-# Runs the fuzzing test suite (currently only parser)
-fuzz-tests   = "run --package ra_tools --bin ra_tools -- fuzz-tests"
-
-# Parse a file. This should be piped the file contents
-parse        = "run --package ra_cli -- parse"
+install-ra = "run --package xtask -- install" # for backwards compat
diff --git a/Cargo.lock b/Cargo.lock
index 9a048e67e..d2fe8e216 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1140,19 +1140,6 @@ dependencies = [
 ]
 
 [[package]]
-name = "ra_tools"
-version = "0.1.0"
-dependencies = [
- "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "pico-args 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "ron 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.101 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 2.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
 name = "ra_tt"
 version = "0.1.0"
 dependencies = [
@@ -1785,6 +1772,19 @@ dependencies = [
 ]
 
 [[package]]
+name = "xtask"
+version = "0.1.0"
+dependencies = [
+ "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pico-args 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ron 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.101 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
 name = "yaml-rust"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/Cargo.toml b/Cargo.toml
index 6ec176cf7..e8f6c4267 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,5 @@
 [workspace]
-members = [ "crates/*" ]
+members = [ "crates/*", "xtask/", "website/website-gen" ]
 
 [profile.dev]
 debug = 1 # only line info
diff --git a/README.md b/README.md
index 55d91a70a..f5ee4263d 100644
--- a/README.md
+++ b/README.md
@@ -33,10 +33,10 @@ To quickly install rust-analyzer with VS Code extension with standard setup
 $ git clone https://github.com/rust-analyzer/rust-analyzer && cd rust-analyzer
 
 # install both the language server and VS Code extension
-$ cargo install-ra
+$ cargo xtask install
 
 # alternatively, install only the server. Binary name is `ra_lsp_server`.
-$ cargo install-ra --server
+$ cargo xtask install --server
 ```
 
 For non-standard setup of VS Code and other editors, see [./docs/user](./docs/user).
diff --git a/docs/dev/architecture.md b/docs/dev/architecture.md
index 1ffabc6ef..28f2a37e5 100644
--- a/docs/dev/architecture.md
+++ b/docs/dev/architecture.md
@@ -45,21 +45,15 @@ can be quickly updated for small modifications.
 Some of the components of this repository are generated through automatic
 processes. These are outlined below:
 
-- `gen-syntax`: The kinds of tokens that are reused in several places, so a generator
-  is used. We use tera templates to generate the files listed below, based on
+- `cargo xtask codegen`: The kinds of tokens that are reused in several places, so a generator
+  is used. We use `quote!` macro to generate the files listed below, based on
   the grammar described in [grammar.ron]:
-  - [ast/generated.rs][ast generated] in `ra_syntax` based on
-    [ast/generated.tera.rs][ast source]
-  - [syntax_kind/generated.rs][syntax_kind generated] in `ra_syntax` based on
-    [syntax_kind/generated.tera.rs][syntax_kind source]
+  - [ast/generated.rs][ast generated]
+  - [syntax_kind/generated.rs][syntax_kind generated]
 
-[tera]: https://tera.netlify.com/
 [grammar.ron]: ../../crates/ra_syntax/src/grammar.ron
 [ast generated]: ../../crates/ra_syntax/src/ast/generated.rs
-[ast source]: ../../crates/ra_syntax/src/ast/generated.rs.tera
 [syntax_kind generated]: ../../crates/ra_parser/src/syntax_kind/generated.rs
-[syntax_kind source]: ../../crates/ra_parser/src/syntax_kind/generated.rs.tera
-
 
 ## Code Walk-Through
 
diff --git a/docs/user/README.md b/docs/user/README.md
index 5b7502132..f45c0d7d1 100644
--- a/docs/user/README.md
+++ b/docs/user/README.md
@@ -1,6 +1,6 @@
 The main interface to rust-analyzer is the
 [LSP](https://microsoft.github.io/language-server-protocol/) implementation. To
-install lsp server, use `cargo install-ra --server`, which is a shorthand for `cargo
+install lsp server, use `cargo xtask install --server`, which is a shorthand for `cargo
 install --package ra_lsp_server`. The binary is named `ra_lsp_server`, you
 should be able to use it with any LSP-compatible editor. We use custom
 extensions to LSP, so special client-side support is required to take full
@@ -33,7 +33,7 @@ following commands:
 ```
 $ git clone https://github.com/rust-analyzer/rust-analyzer.git --depth 1
 $ cd rust-analyzer
-$ cargo install-ra
+$ cargo xtask install
 ```
 
 The automatic installation is expected to *just work* for common cases, if it
@@ -58,7 +58,7 @@ Beyond basic LSP features, there are some extension commands which you can
 invoke via <kbd>Ctrl+Shift+P</kbd> or bind to a shortcut. See [./features.md](./features.md)
 for details.
 
-For updates, pull the latest changes from the master branch, run `cargo install-ra` again, and **restart** VS Code instance.
+For updates, pull the latest changes from the master branch, run `cargo xtask install` again, and **restart** VS Code instance.
 See [microsoft/vscode#72308](https://github.com/microsoft/vscode/issues/72308) for why a full restart is needed.
 
 ### Settings
diff --git a/crates/ra_tools/Cargo.toml b/xtask/Cargo.toml
index 9cceacee3..4fc1c744b 100644
--- a/crates/ra_tools/Cargo.toml
+++ b/xtask/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 edition = "2018"
-name = "ra_tools"
+name = "xtask"
 version = "0.1.0"
 authors = ["rust-analyzer developers"]
 publish = false
diff --git a/crates/ra_tools/src/bin/pre-commit.rs b/xtask/src/bin/pre-commit.rs
index 16bbf9cb2..16bbf9cb2 100644
--- a/crates/ra_tools/src/bin/pre-commit.rs
+++ b/xtask/src/bin/pre-commit.rs
diff --git a/crates/ra_tools/src/boilerplate_gen.rs b/xtask/src/boilerplate_gen.rs
index 39f1cae66..39f1cae66 100644
--- a/crates/ra_tools/src/boilerplate_gen.rs
+++ b/xtask/src/boilerplate_gen.rs
diff --git a/crates/ra_tools/src/help.rs b/xtask/src/help.rs
index 72dfabacd..4c6bf6b53 100644
--- a/crates/ra_tools/src/help.rs
+++ b/xtask/src/help.rs
@@ -12,15 +12,15 @@ SUBCOMMANDS:
     format
     format-hook
     fuzz-tests
-    gen-syntax
+    codegen
     gen-tests
-    install-ra
+    install
     lint";
 
-pub const INSTALL_RA_HELP: &str = "ra_tools-install-ra
+pub const INSTALL_HELP: &str = "ra_tools-install
 
 USAGE:
-    ra_tools.exe install-ra [FLAGS]
+    ra_tools.exe install [FLAGS]
 
 FLAGS:
         --client-code
@@ -43,5 +43,5 @@ FLAGS:
 
 pub const INSTALL_RA_CONFLICT: &str =
     "error: The argument `--server` cannot be used with `--client-code`
-                    
+
 For more information try --help";
diff --git a/crates/ra_tools/src/lib.rs b/xtask/src/lib.rs
index aa993a38a..761592e85 100644
--- a/crates/ra_tools/src/lib.rs
+++ b/xtask/src/lib.rs
@@ -78,7 +78,7 @@ pub fn collect_tests(s: &str) -> Vec<(usize, Test)> {
 }
 
 pub fn project_root() -> PathBuf {
-    Path::new(&env!("CARGO_MANIFEST_DIR")).ancestors().nth(2).unwrap().to_path_buf()
+    Path::new(&env!("CARGO_MANIFEST_DIR")).ancestors().nth(1).unwrap().to_path_buf()
 }
 
 pub struct Cmd<'a> {
diff --git a/crates/ra_tools/src/main.rs b/xtask/src/main.rs
index 161871ccf..623058436 100644
--- a/crates/ra_tools/src/main.rs
+++ b/xtask/src/main.rs
@@ -5,11 +5,11 @@ mod help;
 use core::fmt::Write;
 use core::str;
 use pico_args::Arguments;
-use ra_tools::{
+use std::{env, path::PathBuf};
+use xtask::{
     gen_tests, generate_boilerplate, install_format_hook, run, run_clippy, run_fuzzer, run_rustfmt,
     Cmd, Overwrite, Result,
 };
-use std::{env, path::PathBuf};
 
 struct InstallOpt {
     client: Option<ClientOpt>,
@@ -35,9 +35,9 @@ fn main() -> Result<()> {
     let mut matches = Arguments::from_vec(std::env::args_os().skip(2).collect());
     let subcommand = &*subcommand.to_string_lossy();
     match subcommand {
-        "install-ra" | "install-code" => {
+        "install" => {
             if matches.contains(["-h", "--help"]) {
-                eprintln!("{}", help::INSTALL_RA_HELP);
+                eprintln!("{}", help::INSTALL_HELP);
                 return Ok(());
             }
             let server = matches.contains("--server");
@@ -61,7 +61,7 @@ fn main() -> Result<()> {
             }
             gen_tests(Overwrite)?
         }
-        "gen-syntax" => {
+        "codegen" => {
             if matches.contains(["-h", "--help"]) {
                 help::print_no_param_subcommand_help(&subcommand);
                 return Ok(());
diff --git a/crates/ra_tools/tests/cli.rs b/xtask/tests/cli.rs
index 609fd4d8b..609fd4d8b 100644
--- a/crates/ra_tools/tests/cli.rs
+++ b/xtask/tests/cli.rs
diff --git a/crates/ra_tools/tests/docs.rs b/xtask/tests/docs.rs
index ea3330175..ea3330175 100644
--- a/crates/ra_tools/tests/docs.rs
+++ b/xtask/tests/docs.rs
diff --git a/crates/ra_tools/tests/main.rs b/xtask/tests/main.rs
index 56d1318d6..56d1318d6 100644
--- a/crates/ra_tools/tests/main.rs
+++ b/xtask/tests/main.rs