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Avoid Arc usage in AST
#22
Merged
Comparing
lower-v2
(
0bec05b
) with
main
(
dea16da
)
CodSpeed Performance Gauge
+17%
Improvement
4
Regression
3
Untouched
35
Benchmarks
Mode
CPU Simulation
Wall Time
Memory
Status
Regression
Improvement
Untouched
42 total
Uses the
Memory instrument
to collect Memory usage metrics.
e2e_serde_schema
benches/e2e_serde.rs
CodSpeed Performance Gauge
-8%
58.4 MB
63.8 MB
Uses the
Memory instrument
to collect Memory usage metrics.
e2e_serde_policy
benches/e2e_serde.rs
CodSpeed Performance Gauge
-8%
11.5 MB
12.6 MB
Uses the
Memory instrument
to collect Memory usage metrics.
lower_policy
crates/lower/benches/corpus.rs
CodSpeed Performance Gauge
-7%
96.7 KB
104.1 KB
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lower_unescape_pattern
crates/lower/benches/unescape.rs
CodSpeed Performance Gauge
+17%
82.2 ms
70.3 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lower_unescape_string
crates/lower/benches/unescape.rs
CodSpeed Performance Gauge
+15%
52.1 ms
45.4 ms
Uses the
Memory instrument
to collect Memory usage metrics.
est_serde_policy_deserialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+8%
876 KB
813.7 KB
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lower_schema
crates/lower/benches/corpus.rs
CodSpeed Performance Gauge
+6%
526 ms
495.9 ms
Uses the
Memory instrument
to collect Memory usage metrics.
est_serde_schema_roundtrip
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+3%
22.8 MB
22.1 MB
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
e2e_serde_schema
benches/e2e_serde.rs
CodSpeed Performance Gauge
+3%
1.1 s
1 s
Uses the
Memory instrument
to collect Memory usage metrics.
est_serde_schema_deserialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+2%
8.2 MB
8.1 MB
Uses the
Memory instrument
to collect Memory usage metrics.
est_serde_policy_serialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+2%
983.1 KB
965.9 KB
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
est_serde_schema_deserialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+2%
810.8 ms
798.8 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lower_policy
crates/lower/benches/corpus.rs
CodSpeed Performance Gauge
+1%
45.4 ms
44.8 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
est_serde_schema_roundtrip
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+1%
1.2 s
1.2 s
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
est_serde_policy_roundtrip
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+1%
220.8 ms
218.4 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
e2e_serde_policy
benches/e2e_serde.rs
CodSpeed Performance Gauge
+1%
129.6 ms
128.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
est_serde_policy_serialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
+1%
41.9 ms
41.6 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
est_serde_schema_serialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
0%
374.3 ms
373.3 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
est_serde_policy_deserialize
crates/est/benches/serde_corpus.rs
CodSpeed Performance Gauge
0%
169.2 ms
168.9 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lexer_punctuation
crates/lexer/benches/throughput.rs
CodSpeed Performance Gauge
0%
533 µs
532.9 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
parser_policy
crates/parser/benches/corpus.rs
CodSpeed Performance Gauge
0%
40.2 ms
40.2 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
parser_schema
crates/parser/benches/corpus.rs
CodSpeed Performance Gauge
0%
225 ms
225 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lexer_strings
crates/lexer/benches/throughput.rs
CodSpeed Performance Gauge
0%
57 ms
57 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lexer_comments
crates/lexer/benches/throughput.rs
CodSpeed Performance Gauge
0%
58 ms
58 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
lexer_identifiers
crates/lexer/benches/throughput.rs
CodSpeed Performance Gauge
0%
81.7 ms
81.7 ms
1
2
Commits
Click on a commit to change the comparison range
Base
main
dea16da
+17%
Avoid Arc usage in AST
0bec05b
1 day ago
by CathalMullan
© 2026 CodSpeed Technology
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