profile_citm/
profile_citm.rs

1//! Profile citm_catalog.json parsing (for callgrind, etc.)
2//!
3//! cargo build --release -p facet-json --example profile_citm
4//! valgrind --tool=callgrind ./target/release/examples/profile_citm
5
6use facet::Facet;
7use facet_json::from_str;
8use std::collections::HashMap;
9use std::hint::black_box;
10
11#[derive(Debug, Facet)]
12#[facet(rename_all = "camelCase")]
13struct CitmCatalog {
14    area_names: HashMap<String, String>,
15    audience_sub_category_names: HashMap<String, String>,
16    block_names: HashMap<String, String>,
17    events: HashMap<String, Event>,
18    performances: Vec<Performance>,
19    seat_category_names: HashMap<String, String>,
20    sub_topic_names: HashMap<String, String>,
21    subject_names: HashMap<String, String>,
22    topic_names: HashMap<String, String>,
23    topic_sub_topics: HashMap<String, Vec<u64>>,
24    venue_names: HashMap<String, String>,
25}
26
27#[derive(Debug, Facet)]
28#[facet(rename_all = "camelCase")]
29struct Event {
30    description: Option<String>,
31    id: u64,
32    logo: Option<String>,
33    name: String,
34    sub_topic_ids: Vec<u64>,
35    subject_code: Option<String>,
36    subtitle: Option<String>,
37    topic_ids: Vec<u64>,
38}
39
40#[derive(Debug, Facet)]
41#[facet(rename_all = "camelCase")]
42struct Performance {
43    event_id: u64,
44    id: u64,
45    logo: Option<String>,
46    name: Option<String>,
47    prices: Vec<Price>,
48    seat_categories: Vec<SeatCategory>,
49    seat_map_image: Option<String>,
50    start: u64,
51    venue_code: String,
52}
53
54#[derive(Debug, Facet)]
55#[facet(rename_all = "camelCase")]
56struct Price {
57    amount: u64,
58    audience_sub_category_id: u64,
59    seat_category_id: u64,
60}
61
62#[derive(Debug, Facet)]
63#[facet(rename_all = "camelCase")]
64struct SeatCategory {
65    areas: Vec<Area>,
66    seat_category_id: u64,
67}
68
69#[derive(Debug, Facet)]
70#[facet(rename_all = "camelCase")]
71struct Area {
72    area_id: u64,
73    block_ids: Vec<u64>,
74}
75
76fn main() {
77    let json = std::fs::read_to_string(concat!(
78        env!("CARGO_MANIFEST_DIR"),
79        "/../../citm_catalog.json"
80    ))
81    .expect("citm_catalog.json not found");
82
83    for _ in 0..100 {
84        let result: CitmCatalog = from_str(&json).unwrap();
85        black_box(result);
86    }
87}
profile_citm/profile_citm.rs

profile_citm/
profile_citm.rs
