From bb3c8d1455f7a102a0c0abffd757ccace94f77d5 Mon Sep 17 00:00:00 2001
From: Greg Brown <gmb60@cam.ac.uk>
Date: Tue, 20 Apr 2021 13:22:49 +0100
Subject: Add LALRPOP arithmetic parser.

---
 chomp-bench/benches/arith.rs | 8 ++++++++
 chomp-bench/benches/json.rs  | 4 ++--
 2 files changed, 10 insertions(+), 2 deletions(-)

(limited to 'chomp-bench/benches')

diff --git a/chomp-bench/benches/arith.rs b/chomp-bench/benches/arith.rs
index 489a847..f5ca735 100644
--- a/chomp-bench/benches/arith.rs
+++ b/chomp-bench/benches/arith.rs
@@ -28,7 +28,12 @@ fn parse_handwritten(input: &str) -> i64 {
     parse_expr(&mut IterWrapper::new(input.chars())).unwrap()
 }
 
+fn parse_lalrpop(parser: &lalr::ExpressionParser, input: &str) -> i64 {
+    parser.parse(input).unwrap()
+}
+
 fn bench_parse(c: &mut Criterion) {
+    let lalr_parser = lalr::ExpressionParser::new();
     let plot_config = PlotConfiguration::default().summary_scale(AxisScale::Logarithmic);
     let mut group = c.benchmark_group("Arith");
     group.plot_config(plot_config);
@@ -40,6 +45,9 @@ fn bench_parse(c: &mut Criterion) {
         group.bench_with_input(BenchmarkId::new("Handwritten", i), *input, |b, i| {
             b.iter(|| parse_handwritten(i))
         });
+        group.bench_with_input(BenchmarkId::new("LALRPOP", i), *input, |b, i| {
+            b.iter(|| parse_lalrpop(&lalr_parser, i))
+        });
     }
 }
 
diff --git a/chomp-bench/benches/json.rs b/chomp-bench/benches/json.rs
index abe1c28..c6c73ef 100644
--- a/chomp-bench/benches/json.rs
+++ b/chomp-bench/benches/json.rs
@@ -1,8 +1,8 @@
 use chewed::{IterWrapper, Parser};
 use chomp_bench::json::*;
 use criterion::{
-    criterion_group, criterion_main, AxisScale, BenchmarkId, Criterion,
-    PlotConfiguration, Throughput,
+    criterion_group, criterion_main, AxisScale, BenchmarkId, Criterion, PlotConfiguration,
+    Throughput,
 };
 
 const INPUTS: &[&str] = &[
-- 
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