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Merge pull request #1831 from shaded-enmity/addr-port-env-vars

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Add env vars for port and address
This commit is contained in:
Max Brunsfeld 2022-08-25 10:23:27 -07:00 • committed by GitHub
commit be442a8f3a
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1 changed files with 13 additions and 2 deletions
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15
cli/src/playground.rs
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@ -45,8 +45,19 @@ fn get_main_html(tree_sitter_dir: &Option<PathBuf>) -> Cow<'static, [u8]> {
}
pub fn serve(grammar_path: &Path, open_in_browser: bool) {
let port = get_available_port().expect("Couldn't find an available port");
let addr = format!("127.0.0.1:{}", port);
let port = env::var("TREE_SITTER_PLAYGROUND_PORT")
.map(|v| v.parse::<u16>().expect("Invalid port specification"))
.unwrap_or_else(
|_| get_available_port().expect(
"Couldn't find an available port, try providing a port number via the TREE_SITTER_PLAYGROUND_PORT \
environment variable"
)
);
let addr = format!(
"{}:{}",
env::var("TREE_SITTER_PLAYGROUND_ADDR").unwrap_or("127.0.0.1".to_owned()),
port
);
let server = Server::http(&addr).expect("Failed to start web server");
let grammar_name = wasm::get_grammar_name(&grammar_path.join("src"))
.with_context(|| "Failed to get wasm filename")