#![deny(missing_docs)]
use anyhow::{bail, Result};
use std::fmt::Display;
use std::str::FromStr;
use wasm_encoder::CanonicalOption;
mod builder;
mod decoding;
mod encoding;
mod gc;
mod printing;
mod validation;
pub use decoding::{decode, DecodedWasm};
pub use encoding::{encode, ComponentEncoder};
pub use printing::*;
pub mod metadata;
#[cfg(feature = "dummy-module")]
pub use dummy::dummy_module;
#[cfg(feature = "dummy-module")]
mod dummy;
#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
pub enum StringEncoding {
UTF8,
UTF16,
CompactUTF16,
}
impl Default for StringEncoding {
fn default() -> Self {
StringEncoding::UTF8
}
}
impl Display for StringEncoding {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
StringEncoding::UTF8 => write!(f, "utf8"),
StringEncoding::UTF16 => write!(f, "utf16"),
StringEncoding::CompactUTF16 => write!(f, "compact-utf16"),
}
}
}
impl FromStr for StringEncoding {
type Err = anyhow::Error;
fn from_str(s: &str) -> Result<Self> {
match s {
"utf8" => Ok(StringEncoding::UTF8),
"utf16" => Ok(StringEncoding::UTF16),
"compact-utf16" => Ok(StringEncoding::CompactUTF16),
_ => bail!("unknown string encoding `{}`", s),
}
}
}
impl From<StringEncoding> for wasm_encoder::CanonicalOption {
fn from(e: StringEncoding) -> wasm_encoder::CanonicalOption {
match e {
StringEncoding::UTF8 => CanonicalOption::UTF8,
StringEncoding::UTF16 => CanonicalOption::UTF16,
StringEncoding::CompactUTF16 => CanonicalOption::CompactUTF16,
}
}
}
pub(crate) fn base_producers() -> wasm_metadata::Producers {
let mut producer = wasm_metadata::Producers::empty();
producer.add("processed-by", "wit-component", env!("CARGO_PKG_VERSION"));
producer
}