diff --git a/tree-sitter-grammar-repository/build.rs b/tree-sitter-grammar-repository/build.rs
@@ -44,11 +44,19 @@ fn main() -> anyhow::Result<()> {
};
let (config, query_path) = if dylib {
- let config: HelixLanguages = basic_toml::from_str(
- &fs::read_to_string(root.join("languages.toml"))
- .context("failed to read languages.toml")?,
- )
- .context("failed to parse helix languages.toml")?;
+ let config = fs::read_to_string(root.join("languages.toml"))
+ .context("failed to read helix languages.toml")?;
+
+ // find the start of the language arrays & skip parsing everything before them (primarily because
+ // `basic_toml` can't handle some of the new syntax used in this file, and `toml` pulls in a lot
+ // of dependencies)
+ let language_defs_start = memchr::memmem::find(config.as_bytes(), b"[[language]]")
+ .context("languages.toml is missing languages")?;
+
+ let config = &config[language_defs_start..];
+
+ let config: HelixLanguages =
+ basic_toml::from_str(config).context("failed to parse helix languages.toml")?;
println!("cargo::rustc-link-search=native={}", root.display());