wasm_wrapper_gen_shared/
lib.rs

1extern crate failure;
2#[macro_use]
3extern crate failure_derive;
4#[macro_use]
5extern crate quote;
6extern crate syn;
7
8mod types;
9mod processing;
10mod parsing;
11
12pub use types::{SupportedArgumentType, SupportedCopyTy, SupportedRetType};
13pub use processing::{extract_func_info, get_argument_types, get_ret_type, JsFnInfo,
14                     TransformedRustIdent};
15pub use parsing::{transform_mac_to_items, transform_macro_input_to_items};
16
17#[derive(Debug, Fail)]
18pub enum MacroError {
19    #[fail(display = "expected function, found invalid item '{:?}'", kind)]
20    InvalidItemKind { kind: syn::ItemKind },
21    #[fail(display = "expected regular non-self function parameter, found '{:?}'", arg)]
22    InvalidArgument { arg: syn::FnArg },
23    #[fail(display = "expected one of the supported argument types, found '{:?}", ty)]
24    UnhandledArgumentType { ty: syn::Ty },
25    #[fail(display = "expected one of the supported return types, found '{:?}", ty)]
26    UnhandledRetType { ty: syn::Ty },
27    #[fail(display = "expected macro to contain a single delimited token tree, found \
28                      multiple: {:?}",
29           tokens)]
30    UnexpectedMultiTokenMacro { tokens: Vec<syn::TokenTree> },
31    #[fail(display = "expected multiple tokens in js_fn! macro invocation, found single \
32                      token: '{:?}'",
33           token)]
34    UnexpectedSingleToken { token: syn::Token },
35    #[fail(display = "expected all complete `fn a(..) => ..;` or `fn a(..) {{ .. }}` \
36                      inside js_fn! macro, found incomplete tokens left: {:?}",
37           tokens)]
38    UnexpectedEndOfMacroInvocation { tokens: quote::Tokens },
39    #[fail(display = "failed to parse processed macro invocation: {:?}", err_msg)]
40    UnexpectedReparseFailure { err_msg: String },
41}
wasm_wrapper_gen_shared/lib.rs

wasm_wrapper_gen_shared/
lib.rs
