[package]
name = "futures-util"
version = "0.3.21"
edition = "2018"
rust-version = "1.45"
license = "MIT OR Apache-2.0"
repository = "https://github.com/rust-lang/futures-rs"
homepage = "https://rust-lang.github.io/futures-rs"
description = """
Common utilities and extension traits for the futures-rs library.
"""

[features]
default = ["std", "async-await", "async-await-macro"]
std = ["alloc", "futures-core/std", "futures-task/std", "slab"]
alloc = ["futures-core/alloc", "futures-task/alloc"]
async-await = []
async-await-macro = ["async-await", "futures-macro"]
compat = ["std", "futures_01"]
io-compat = ["io", "compat", "tokio-io"]
sink = ["futures-sink"]
io = ["std", "futures-io", "memchr"]
channel = ["std", "futures-channel"]

# Unstable features
# These features are outside of the normal semver guarantees and require the
# `unstable` feature as an explicit opt-in to unstable API.
unstable = ["futures-core/unstable", "futures-task/unstable"]
bilock = []
write-all-vectored = ["io"]

# These features are no longer used.
# TODO: remove in the next major version.
cfg-target-has-atomic = []

[dependencies]
futures-core = { path = "../futures-core", version = "0.3.21", default-features = false }
futures-task = { path = "../futures-task", version = "0.3.21", default-features = false }
futures-channel = { path = "../futures-channel", version = "0.3.21", default-features = false, features = ["std"], optional = true }
futures-io = { path = "../futures-io", version = "0.3.21", default-features = false, features = ["std"], optional = true }
futures-sink = { path = "../futures-sink", version = "0.3.21", default-features = false, optional = true }
futures-macro = { path = "../futures-macro", version = "=0.3.21", default-features = false, optional = true }
slab = { version = "0.4.2", optional = true }
memchr = { version = "2.2", optional = true }
futures_01 = { version = "0.1.25", optional = true, package = "futures" }
tokio-io = { version = "0.1.9", optional = true }
pin-utils = "0.1.0"
pin-project-lite = "0.2.4"

[dev-dependencies]
futures = { path = "../futures", features = ["async-await", "thread-pool"] }
futures-test = { path = "../futures-test" }
tokio = "0.1.11"

[package.metadata.docs.rs]
all-features = true
rustdoc-args = ["--cfg", "docsrs"]