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Add support for --compile_one_dependency #2598

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Merged
merged 3 commits into from
Apr 3, 2024
Merged

Add support for --compile_one_dependency #2598

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097e7da
Add support for --compile_one_dependency.
william-smith-skydio Apr 1, 2024
40cba69
Merge branch 'main' into compile_one_dependency
illicitonion Apr 2, 2024
1887eea
Add test for --compile_one_dependency
william-smith-skydio Apr 2, 2024
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7 changes: 7 additions & 0 deletions .bazelci/presubmit.yml
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Expand Up @@ -690,6 +690,13 @@ tasks:
working_directory: examples/bzlmod/hello_world_no_cargo
build_targets:
- "//..."
compile_one_dependency:
name: --compile_one_dependency flag
platform: ubuntu2004
build_flags:
- "--compile_one_dependency"
build_targets:
- "tools/rust_analyzer/main.rs"

buildifier:
version: latest
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4 changes: 4 additions & 0 deletions rust/private/rust.bzl
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Expand Up @@ -679,6 +679,10 @@ _common_attrs = {
is the root of the crate to be passed to rustc to build this crate.
"""),
allow_files = [".rs"],
# Allow use of --compile_one_dependency with rust targets. Support for this feature for
# non-builtin rulesets is undocumented outside of the bazel source:
# https://github.com/bazelbuild/bazel/blob/7.1.1/src/main/java/com/google/devtools/build/lib/packages/Attribute.java#L102
flags = ["DIRECT_COMPILE_TIME_INPUT"],
),
"stamp": _stamp_attribute(
default_value = 0,
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