Makefile.internal.toml

[tasks.clean]
command = "cargo"
args = ["clean"]
workspace = false

[tasks.install-grcov]
command = "cargo"
args = ["install", "grcov"]
workspace = false

[tasks.install-llvm]
command = "rustup"
args = ["component", "add", "llvm-tools-preview"]
workspace = false

# This actually runs the tests and generates the .profraw file.
[tasks.coverage-run-tests]
workspace = false
command = "cargo"
args = ["test", "--all-features"]
# toolchain = "nightly"
env = { RUSTFLAGS = "-Cinstrument-coverage", RUSTDOCFLAGS = "-Cinstrument-coverage", LLVM_PROFILE_FILE = "llvm_profile-%p-%m.profraw" }

# After generating the .profraw, this step creates the html report.
# Important! Keep in grcov flags in sync with Makefile.internal.toml.
[tasks.coverage-run-grcov]
workspace = false
command = "grcov"
args = [
  ".",
  "--binary-path", "target/debug/deps/",
  "--source-dir", ".",
  "--branch", # Enables parsing branch coverage information
  "--ignore-not-existing",
  "--ignore",        "fluent-testing/*", # Test-only fixtures.
  "--ignore",        "fluent-syntax/src/bin/*", # Small binary utility that doesn't require testing.
  "--output-type",   "html",
  "--output-path",   "coverage",
  "--excl-start",    "^#\\[cfg\\(test\\)\\]|^// coverage\\(off\\)",
  "--excl-br-start", "^#\\[cfg\\(test\\)\\]|^// coverage\\(off\\)",
  "--excl-stop",     "^// coverage\\(on\\)",
  "--excl-br-stop",  "^// coverage\\(on\\)",
  "--excl-line",     "\\#\\[derive\\(|// cov\\(skip\\)",
  "--excl-br-line",  "\\#\\[derive\\(|// cov\\(skip\\)",
]
env = { LLVM_PROFILE_FILE = "llvm_profile-%p-%m.profraw" }

# Cleans up all of the .profraw files left over after running -C instrument-coverage
[tasks.coverage-clean-profraw]
workspace = false
command = "find"
args = [
  ".",
  "-name", "*.profraw",
  "-maxdepth", "2",
  "-delete"
]

# Notify the user the report is ready.
[tasks.coverage-notify-completed]
workspace = false
command = "echo"
args = ["\nThe coverage report is ready:\n./coverage\n"]