ide/playground: salsa most of the server functions

Cargo.toml

@@ -46,9 +46,9 @@ line-index = "0.1.2"
 lsp-server = "0.7.8"
 lsp-types = "0.95"
 serde-wasm-bindgen = "0.6.5"
-wasm-bindgen = "0.2.100"
-wasm-bindgen-test = "0.3.34"
-web-sys = "0.3.77"
+wasm-bindgen = "0.2.114"
+wasm-bindgen-test = "0.3.50"
+web-sys = "0.3.91"
 console_error_panic_hook = "0.1.7"
 console_log = "1.0.0"
 annotate-snippets = "0.12.4"
@@ -63,6 +63,7 @@ snapbox = { version = "0.6.0", features = ["diff", "term-svg", "cmd"] }
 smallvec = "1.13.2"
 tabled = "0.17.0"
 etcetera = "0.11.0"
+url = "2.5.4"
 
 # local
 # we have to make the versions explicit otherwise `cargo publish` won't work

crates/squawk_ide/Cargo.toml

@@ -20,11 +20,14 @@ squawk-linter.workspace = true
 rowan.workspace = true
 line-index.workspace = true
 annotate-snippets.workspace = true
+url.workspace = true
+salsa.workspace = true
 log.workspace = true
 smol_str.workspace = true
 la-arena.workspace = true
 smallvec.workspace = true
 itertools.workspace = true
+etcetera.workspace = true
 
 [dev-dependencies]
 insta.workspace = true

crates/squawk_ide/src/binder.rs

@@ -7,11 +7,13 @@ use squawk_syntax::{SyntaxNodePtr, ast, ast::AstNode};
 use crate::scope::{Scope, ScopeId};
 use crate::symbols::{Name, Schema, Symbol, SymbolKind};
 
+#[derive(Clone, PartialEq)]
 struct SearchPathChange {
     position: TextSize,
     search_path: Vec<Schema>,
 }
 
+#[derive(Clone, PartialEq)]
 pub(crate) struct Binder {
     // TODO: doesn't seem like we need this with our resolve setup
     scopes: Arena<Scope>,

crates/squawk_ide/src/builtins.rs

@@ -1,4 +1,42 @@
-pub const BUILTINS_SQL: &str = include_str!("builtins.sql");
+#[cfg(not(target_arch = "wasm32"))]
+use etcetera::BaseStrategy;
+use line_index::LineIndex;
+use salsa::Database as Db;
+use squawk_syntax::{Parse, SourceFile};
+#[cfg(not(target_arch = "wasm32"))]
+use url::Url;
+
+use crate::binder::{self, Binder};
+
+pub(crate) const BUILTINS_SQL: &str = include_str!("builtins.sql");
+
+#[salsa::tracked]
+pub fn parse_builtins(_db: &dyn Db) -> Parse<SourceFile> {
+    SourceFile::parse(BUILTINS_SQL)
+}
+
+#[salsa::tracked]
+pub fn builtins_line_index(_db: &dyn Db) -> LineIndex {
+    LineIndex::new(BUILTINS_SQL)
+}
+
+#[salsa::tracked]
+pub fn builtins_binder(db: &dyn Db) -> Binder {
+    let builtins_tree = parse_builtins(db).tree();
+    binder::bind(&builtins_tree)
+}
+
+#[cfg(not(target_arch = "wasm32"))]
+#[salsa::tracked]
+pub fn builtins_url(_db: &dyn Db) -> Option<Url> {
+    let strategy = etcetera::base_strategy::choose_base_strategy().ok()?;
+    let config_dir = strategy.config_dir();
+    let cache_dir = config_dir.join("squawk/stubs");
+    let path = cache_dir.join("builtins.sql");
+    std::fs::create_dir_all(&cache_dir).ok()?;
+    std::fs::write(&path, BUILTINS_SQL).ok()?;
+    Url::from_file_path(path).ok()
+}
 
 #[cfg(test)]
 mod test {