[package]
name = "wasmtime"
version.workspace = true
authors.workspace = true
description = "High-level API to expose the Wasmtime runtime"
documentation = "https://docs.rs/wasmtime"
license = "Apache-2.0 WITH LLVM-exception"
repository = "https://github.com/bytecodealliance/wasmtime"
readme = "README.md"
edition.workspace = true
rust-version.workspace = true

[package.metadata.docs.rs]
rustdoc-args = ["--cfg", "nightlydoc"]
features = ["component-model"]

[dependencies]
wasmtime-runtime = { workspace = true }
wasmtime-environ = { workspace = true }
wasmtime-jit = { workspace = true }
wasmtime-cache = { workspace = true, optional = true }
wasmtime-fiber = { workspace = true, optional = true }
wasmtime-cranelift = { workspace = true, optional = true }
wasmtime-component-macro = { workspace = true, optional = true }
wasmtime-component-util = { workspace = true, optional = true }
target-lexicon = { workspace = true }
wasmparser = { workspace = true }
anyhow = { workspace = true }
libc = "0.2"
cfg-if = "1.0"
log = { workspace = true }
wat = { workspace = true, optional = true }
serde = { version = "1.0.94", features = ["derive"] }
bincode = "1.2.1"
indexmap = "1.6"
paste = "1.0.3"
psm = "0.1.11"
once_cell = { workspace = true }
rayon = { version = "1.0", optional = true }
object = { workspace = true }
async-trait = { workspace = true, optional = true }
encoding_rs = { version = "0.8.31", optional = true }

[target.'cfg(target_os = "windows")'.dependencies.windows-sys]
workspace = true
features = [
  "Win32_System_Diagnostics_Debug",
]

[dev-dependencies]
tempfile = "3.0"
wasmtime-wasi = { path = "../wasi" }
wasi-cap-std-sync = { path = "../wasi-common/cap-std-sync" }

[badges]
maintenance = { status = "actively-developed" }

[features]
default = [
  'async',
  'cache',
  'wat',
  'jitdump',
  'parallel-compilation',
  'cranelift',
  'pooling-allocator',
  'vtune',
]

# An on-by-default feature enabling runtime compilation of WebAssembly modules
# with the Cranelift compiler. Cranelift is the default compilation backend of
# Wasmtime. If disabled then WebAssembly modules can only be created from
# precompiled WebAssembly modules.
cranelift = ["dep:wasmtime-cranelift"]

# Enables support for incremental compilation cache to be enabled in `Config`.
incremental-cache = ["wasmtime-cranelift?/incremental-cache"]

# Enables support for the `perf` jitdump profiler
jitdump = ["wasmtime-jit/jitdump"]

# Enables support for the `VTune` profiler
vtune = ["wasmtime-jit/vtune"]

# Enables parallel compilation of WebAssembly code.
parallel-compilation = ["dep:rayon"]

# Enables support for automatic cache configuration to be enabled in `Config`.
cache = ["dep:wasmtime-cache"]

# Enables support for "async stores" as well as defining host functions as
# `async fn` and calling functions asynchronously.
async = [
  "dep:wasmtime-fiber",
  "wasmtime-runtime/async",
  "dep:async-trait",
  "wasmtime-component-macro?/async",
]

# Enables support for the pooling instance allocation strategy
pooling-allocator = ["wasmtime-runtime/pooling-allocator"]

# Enables support for all architectures in Cranelift, allowing
# cross-compilation using the `wasmtime` crate's API, notably the
# `Engine::precompile_module` function.
all-arch = ["wasmtime-cranelift?/all-arch"]

# Enables trap handling using POSIX signals instead of Mach exceptions on MacOS.
# It is useful for applications that do not bind their own exception ports and
# need portable signal handling.
posix-signals-on-macos = ["wasmtime-runtime/posix-signals-on-macos"]

# Enables in-progress support for the component model. Note that this feature is
# in-progress, buggy, and incomplete. This is primarily here for internal
# testing purposes.
component-model = [
  "wasmtime-environ/component-model",
  "wasmtime-cranelift?/component-model",
  "wasmtime-runtime/component-model",
  "dep:wasmtime-component-macro",
  "dep:wasmtime-component-util",
  "dep:encoding_rs",
]