17229631411

Committed 26 Aug 2025 06:13AM UTC coverage: 51.84% (-2.1%) from 53.937%

Build # 17229631411

Build Type

push

github

Committed by

web-flow

Commit Message

fix: remove another bottleneck that causes boot time spike (#596)

* fix: remove another bottleneck that causes boot time spike

* chore: add integration test

Run Details

28 of 33 new or added lines in 1 file covered. (84.85%)

4922 existing lines in 74 files now uncovered.

18444 of 35579 relevant lines covered (51.84%)

5545.51 hits per line

Source File
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0.0

/cli/src/env.rs

use base::runtime;
use clap::builder::BoolishValueParser;
use clap::builder::TypedValueParser;
use clap::value_parser;
use once_cell::sync::OnceCell;

pub(super) fn resolve_deno_runtime_env() {
  let boolish_parser = BoolishValueParser::new();
  let u64_parser = value_parser!(u64);
  let dumb_command = clap::Command::new(env!("CARGO_BIN_NAME"));
  let resolve_boolish_env =
    |key: &'static str, cell: &'static OnceCell<bool>| {
      cell.get_or_init(|| {
        std::env::var_os(key)
          .map(|it| {
            boolish_parser
              .parse_ref(&dumb_command, None, &it)
              .unwrap_or_default()
          })
          .unwrap_or_default()
      })
    };

  let resolve_u64_env = |key: &'static str, cell: &'static OnceCell<u64>| {
    cell.get_or_init(|| {
      std::env::var_os(key)
        .map(|it| {
          u64_parser
            .parse_ref(&dumb_command, None, &it)
            .unwrap_or_default()
        })
        .unwrap_or_default()
    })
  };

  runtime::MAYBE_DENO_VERSION.get_or_init(|| deno::version().to_string());

  resolve_boolish_env(
    "DENO_NO_DEPRECATION_WARNINGS",
    &runtime::SHOULD_DISABLE_DEPRECATED_API_WARNING,
  );

  resolve_boolish_env(
    "DENO_VERBOSE_WARNINGS",
    &runtime::SHOULD_USE_VERBOSE_DEPRECATED_API_WARNING,
  );

  resolve_boolish_env(
    "EDGE_RUNTIME_INCLUDE_MALLOCED_MEMORY_ON_MEMCHECK",
    &runtime::SHOULD_INCLUDE_MALLOCED_MEMORY_ON_MEMCHECK,
  );

  resolve_u64_env(
    "EDGE_RUNTIME_MAIN_WORKER_INITIAL_HEAP_SIZE_MIB",
    &runtime::MAIN_WORKER_INITIAL_HEAP_SIZE_MIB,
  );

  resolve_u64_env(
    "EDGE_RUNTIME_MAIN_WORKER_MAX_HEAP_SIZE_MIB",
    &runtime::MAIN_WORKER_MAX_HEAP_SIZE_MIB,
  );

  resolve_u64_env(
    "EDGE_RUNTIME_EVENT_WORKER_INITIAL_HEAP_SIZE_MIB",
    &runtime::EVENT_WORKER_INITIAL_HEAP_SIZE_MIB,
  );

  resolve_u64_env(
    "EDGE_RUNTIME_EVENT_WORKER_MAX_HEAP_SIZE_MIB",
    &runtime::EVENT_WORKER_MAX_HEAP_SIZE_MIB,
  );
}

1	use base::runtime;
2	use clap::builder::BoolishValueParser;
3	use clap::builder::TypedValueParser;
4	use clap::value_parser;
5	use once_cell::sync::OnceCell;
6
UNCOV 7	pub(super) fn resolve_deno_runtime_env() {	×
8	let boolish_parser = BoolishValueParser::new();	×
9	let u64_parser = value_parser!(u64);	×
10	let dumb_command = clap::Command::new(env!("CARGO_BIN_NAME"));	×
11	let resolve_boolish_env =	×
12	\|key: &'static str, cell: &'static OnceCell<bool>\| {	×
13	cell.get_or_init(\|\| {	×
14	std::env::var_os(key)	×
15	.map(\|it\| {	×
16	boolish_parser	×
17	.parse_ref(&dumb_command, None, &it)	×
18	.unwrap_or_default()	×
19	})	×
20	.unwrap_or_default()	×
21	})	×
22	};	×
23
24	let resolve_u64_env = \|key: &'static str, cell: &'static OnceCell<u64>\| {	×
25	cell.get_or_init(\|\| {	×
26	std::env::var_os(key)	×
27	.map(\|it\| {	×
28	u64_parser	×
29	.parse_ref(&dumb_command, None, &it)	×
30	.unwrap_or_default()	×
31	})	×
32	.unwrap_or_default()	×
33	})	×
34	};	×
35
36	runtime::MAYBE_DENO_VERSION.get_or_init(\|\| deno::version().to_string());	×
37		×
38	resolve_boolish_env(	×
39	"DENO_NO_DEPRECATION_WARNINGS",	×
40	&runtime::SHOULD_DISABLE_DEPRECATED_API_WARNING,	×
41	);	×
42		×
43	resolve_boolish_env(	×
44	"DENO_VERBOSE_WARNINGS",	×
45	&runtime::SHOULD_USE_VERBOSE_DEPRECATED_API_WARNING,	×
46	);	×
47		×
48	resolve_boolish_env(	×
49	"EDGE_RUNTIME_INCLUDE_MALLOCED_MEMORY_ON_MEMCHECK",	×
50	&runtime::SHOULD_INCLUDE_MALLOCED_MEMORY_ON_MEMCHECK,	×
51	);	×
52		×
53	resolve_u64_env(	×
54	"EDGE_RUNTIME_MAIN_WORKER_INITIAL_HEAP_SIZE_MIB",	×
55	&runtime::MAIN_WORKER_INITIAL_HEAP_SIZE_MIB,	×
56	);	×
57		×
58	resolve_u64_env(	×
59	"EDGE_RUNTIME_MAIN_WORKER_MAX_HEAP_SIZE_MIB",	×
60	&runtime::MAIN_WORKER_MAX_HEAP_SIZE_MIB,	×
61	);	×
62		×
63	resolve_u64_env(	×
64	"EDGE_RUNTIME_EVENT_WORKER_INITIAL_HEAP_SIZE_MIB",	×
65	&runtime::EVENT_WORKER_INITIAL_HEAP_SIZE_MIB,	×
66	);	×
67		×
68	resolve_u64_env(	×
69	"EDGE_RUNTIME_EVENT_WORKER_MAX_HEAP_SIZE_MIB",	×
70	&runtime::EVENT_WORKER_MAX_HEAP_SIZE_MIB,	×
71	);	×
72	}	×

supabase / edge-runtime / 17229631411

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