add iai benchmarks

Cargo.lock

@@ -34,6 +34,15 @@ dependencies = [
  "jotdown",
 ]
 
+[[package]]
+name = "bench-iai"
+version = "0.1.0"
+dependencies = [
+ "bench-input",
+ "iai",
+ "jotdown",
+]
+
 [[package]]
 name = "bench-input"
 version = "0.1.0"
@@ -171,6 +180,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "iai"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71a816c97c42258aa5834d07590b718b4c9a598944cd39a52dc25b351185d678"
+
 [[package]]
 name = "indexmap"
 version = "1.9.2"

Cargo.toml

@@ -20,6 +20,7 @@ exclude = [
 [workspace]
 members = [
     "bench/criterion",
+    "bench/iai",
     "bench/input",
     "examples/jotdown_wasm",
 ]

bench/iai/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "bench-iai"
+version = "0.1.0"
+edition = "2021"
+
+[dev-dependencies]
+iai = { version = "0.1", default-features = false }
+bench-input = { path = "../input" }
+jotdown = { path = "../../", features = ["html", "deterministic"] }
+
+[[bench]]
+name = "iai"
+path = "main.rs"
+harness = false

bench/iai/main.rs

@@ -0,0 +1,21 @@
+use iai::black_box;
+
+use jotdown::Render;
+
+fn block() -> jotdown::Parser<'static> {
+    jotdown::Parser::new(black_box(bench_input::ALL))
+}
+
+fn block_inline() -> Option<jotdown::Event<'static>> {
+    black_box(jotdown::Parser::new(black_box(bench_input::ALL))).last()
+}
+
+fn full() -> String {
+    let mut s = String::new();
+    jotdown::html::Renderer
+        .push(jotdown::Parser::new(bench_input::ALL), &mut s)
+        .unwrap();
+    s
+}
+
+iai::main!(block, block_inline, full);