refactor: improve NODEJS_BUILTINS (#26)

Using binary search on a const array is faster and cleaner,
the input string can be a long path, which makes hashing slow.

Author: Boshen

src/builtins.rs

@@ -1,63 +1,58 @@
-use lazy_static::lazy_static;
-use std::collections::HashSet;
+pub const NODEJS_BUILTINS: &[&str] = &[
+    "assert",
+    "assert/strict",
+    "async_hooks",
+    "buffer",
+    "child_process",
+    "cluster",
+    "console",
+    "constants",
+    "crypto",
+    "dgram",
+    "diagnostics_channel",
+    "dns",
+    "dns/promises",
+    "domain",
+    "events",
+    "fs",
+    "fs/promises",
+    "http",
+    "http2",
+    "https",
+    "inspector",
+    "module",
+    "net",
+    "os",
+    "path",
+    "path/posix",
+    "path/win32",
+    "perf_hooks",
+    "process",
+    "punycode",
+    "querystring",
+    "readline",
+    "readline/promises",
+    "repl",
+    "stream",
+    "stream/consumers",
+    "stream/promises",
+    "stream/web",
+    "string_decoder",
+    "sys",
+    "timers",
+    "timers/promises",
+    "tls",
+    "trace_events",
+    "tty",
+    "url",
+    "util",
+    "util/types",
+    "v8",
+    "vm",
+    "worker_threads",
+    "zlib",
+];
 
-lazy_static! {
-    static ref BUILTINS: HashSet<&'static str> = HashSet::from_iter(vec![
-        "assert",
-        "assert/strict",
-        "async_hooks",
-        "buffer",
-        "child_process",
-        "cluster",
-        "console",
-        "constants",
-        "crypto",
-        "dgram",
-        "diagnostics_channel",
-        "dns",
-        "dns/promises",
-        "domain",
-        "events",
-        "fs",
-        "fs/promises",
-        "http",
-        "http2",
-        "https",
-        "inspector",
-        "module",
-        "net",
-        "os",
-        "path",
-        "path/posix",
-        "path/win32",
-        "perf_hooks",
-        "process",
-        "punycode",
-        "querystring",
-        "readline",
-        "readline/promises",
-        "repl",
-        "stream",
-        "stream/consumers",
-        "stream/promises",
-        "stream/web",
-        "string_decoder",
-        "sys",
-        "timers",
-        "timers/promises",
-        "tls",
-        "trace_events",
-        "tty",
-        "url",
-        "util",
-        "util/types",
-        "v8",
-        "vm",
-        "worker_threads",
-        "zlib",
-    ]);
-}
-
-pub fn is_nodejs_builtin(str: &str) -> bool {
-    BUILTINS.contains(str)
+pub fn is_nodejs_builtin(s: &str) -> bool {
+    NODEJS_BUILTINS.binary_search(&s).is_ok()
 }