outl-exec 0.8.0

Code-block execution engine for outl: trait Runtime + sandbox + idempotent result subblock.
Documentation 
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[package]
name = "outl-exec"
version.workspace = true
edition.workspace = true
rust-version.workspace = true
license.workspace = true
authors.workspace = true
repository.workspace = true
homepage.workspace = true
readme.workspace = true
description = "Code-block execution engine for outl: trait Runtime + sandbox + idempotent result subblock."

[features]
default = ["lang-lisp", "lang-js", "lang-python", "lang-lua", "lang-rust", "lang-query"]

# Each language is its own feature so binaries can opt out (mobile,
# embedded, "lisp-only" distributions, ...). Adding a new language is
# one feature plus one runtime file in src/runtimes/.
lang-lisp = ["dep:steel-core"]
lang-js = ["dep:boa_engine"]
lang-python = ["dep:rustpython-vm"]
lang-lua = ["dep:mlua"]
# Rust support requires the wasmtime sandbox
lang-rust = ["wasm"]
# Query language — workspace queries (tasks, filters) as code blocks.
# No external interpreter needed; runs against the in-process block index.
lang-query = []
# Generic WASM sandbox. Pulls in wasmtime; enable when the host wants
# to load drop-in `.wasm` interpreters or use language runtimes that
# need WASM (Rust today; Steel/QuickJS-wasi tomorrow).
wasm = ["dep:wasmtime", "dep:wasmtime-wasi", "dep:dirs"]

[dependencies]
outl-core.workspace = true
outl-md.workspace = true
anyhow.workspace = true
thiserror.workspace = true
chrono.workspace = true
tracing.workspace = true

# Language runtimes — pulled in via features. Each is a mature, embeddable
# pure-Rust (or vendored-C) interpreter. The wasmtime sandbox below is
# the *uniform* path; in-process runtimes are kept for fast iteration
# and so users with no `rustup wasm32-wasip1` target still get Lisp/JS/
# Python/Lua out of the box.
steel-core = { version = "0.8", optional = true }
boa_engine = { version = "0.21", optional = true }
rustpython-vm = { version = "0.5", optional = true, default-features = false, features = ["compiler"] }
mlua = { version = "0.11", optional = true, features = ["lua54", "vendored"] }

# Source hashing (auto-run cache key, sidecar content hash). Used
# unconditionally; cheap dep.
sha2 = { workspace = true }

# WASM sandbox stack (gated behind `wasm`). Workspace MSRV is rust 1.95.
wasmtime = { version = "46", optional = true }
wasmtime-wasi = { version = "46", optional = true }
dirs = { version = "6", optional = true }

[dev-dependencies]
tempfile.workspace = true