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Code Issues Packages 1 Wiki Activity

cleanup(ops): match variations with regexes (#14888)

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Aaron O'Mullan 2022-06-16 19:40:26 +02:00 committed by GitHub
parent 231b8fe27a
commit fa6274cffe
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3 changed files with 18 additions and 11 deletions
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2
Cargo.lock generated
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@ -1056,9 +1056,11 @@ dependencies = [
name = "deno_ops"
version = "0.17.0"
dependencies = [
"once_cell",
"proc-macro-crate",
"proc-macro2 1.0.38",
"quote 1.0.18",
"regex",
"syn 1.0.93",
]

2
ops/Cargo.toml
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@ -11,7 +11,9 @@ path = "./lib.rs"
proc-macro = true
[dependencies]
once_cell = "1.10.0"
proc-macro-crate = "1.1.3"
proc-macro2 = "1"
quote = "1"
regex = "1.5.6"
syn = { version = "1", features = ["full", "extra-traits"] }

25
ops/lib.rs
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@ -1,4 +1,5 @@
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
use once_cell::sync::Lazy;
use proc_macro::TokenStream;
use proc_macro2::Span;
use proc_macro2::TokenStream as TokenStream2;
@ -6,6 +7,7 @@ use proc_macro_crate::crate_name;
use proc_macro_crate::FoundCrate;
use quote::quote;
use quote::ToTokens;
use regex::Regex;
use syn::punctuated::Punctuated;
use syn::token::Comma;
use syn::FnArg;
@ -412,23 +414,24 @@ fn is_unit_result(ty: impl ToTokens) -> bool {
}
fn is_mut_ref_opstate(arg: &syn::FnArg) -> bool {
tokens(arg).ends_with(": & mut OpState")
|| tokens(arg).ends_with(": & mut deno_core :: OpState")
|| tokens(arg).ends_with("mut OpState")
static RE: Lazy<Regex> =
Lazy::new(|| Regex::new(r#": & mut (?:deno_core :: )?OpState$"#).unwrap());
RE.is_match(&tokens(arg))
}
fn is_rc_refcell_opstate(arg: &syn::FnArg) -> bool {
tokens(arg).ends_with(": Rc < RefCell < OpState > >")
|| tokens(arg).ends_with(": Rc < RefCell < deno_core :: OpState > >")
static RE: Lazy<Regex> = Lazy::new(|| {
Regex::new(r#": Rc < RefCell < (?:deno_core :: )?OpState > >$"#).unwrap()
});
RE.is_match(&tokens(arg))
}
fn is_handle_scope(arg: &syn::FnArg) -> bool {
tokens(arg).ends_with(": & mut v8 :: HandleScope")
|| tokens(arg).ends_with(": & mut v8 :: HandleScope < 'a >")
|| tokens(arg).ends_with(": & mut deno_core :: v8 :: HandleScope")
|| tokens(arg).ends_with(": & mut deno_core :: v8 :: HandleScope < 'a >")
|| tokens(arg).contains("mut v8 :: HandleScope")
|| tokens(arg).ends_with(": & mut v8 :: HandeScope < 'scope >")
static RE: Lazy<Regex> = Lazy::new(|| {
Regex::new(r#": & mut (?:deno_core :: )?v8 :: HandleScope(?: < '\w+ >)?$"#)
.unwrap()
});
RE.is_match(&tokens(arg))
}
fn is_future(ty: impl ToTokens) -> bool {