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3a5ca785d3
* clippy: fix warnings in various modules in components * fix: unit tests * fix: build on android * fix: all samplers use new_boxed
89 lines
2.8 KiB
Rust
89 lines
2.8 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use std::fs::File;
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use std::io::Write;
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use std::path::PathBuf;
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use std::process::Command;
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use std::time::Instant;
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use std::{env, fmt};
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use phf_shared::{self, FmtConst};
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use serde_json::{self, Value};
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fn main() {
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let start = Instant::now();
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let style_out_dir = PathBuf::from(env::var_os("DEP_SERVO_STYLE_CRATE_OUT_DIR").unwrap());
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let out_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap());
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let status = Command::new(find_python())
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.arg("dom/bindings/codegen/run.py")
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.arg(style_out_dir.join("css-properties.json"))
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.arg(&out_dir)
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.status()
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.unwrap();
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if !status.success() {
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std::process::exit(1)
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}
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println!("Binding generation completed in {:?}", start.elapsed());
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let json = out_dir.join("InterfaceObjectMapData.json");
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let json: Value = serde_json::from_reader(File::open(json).unwrap()).unwrap();
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let mut map = phf_codegen::Map::new();
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for (key, value) in json.as_object().unwrap() {
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map.entry(Bytes(key), value.as_str().unwrap());
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}
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let phf = PathBuf::from(env::var_os("OUT_DIR").unwrap()).join("InterfaceObjectMapPhf.rs");
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let mut phf = File::create(phf).unwrap();
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writeln!(
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&mut phf,
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"pub static MAP: phf::Map<&'static [u8], fn(JSContext, HandleObject)> = {};",
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map.build(),
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)
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.unwrap();
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}
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#[derive(Eq, Hash, PartialEq)]
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struct Bytes<'a>(&'a str);
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impl<'a> FmtConst for Bytes<'a> {
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fn fmt_const(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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// https://github.com/rust-lang/rust/issues/55223
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// should technically be just `write!(formatter, "b\"{}\"", self.0)
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// but the referenced issue breaks promotion in the surrounding code
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write!(formatter, "{{ const FOO: &[u8] = b\"{}\"; FOO }}", self.0)
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}
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}
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impl<'a> phf_shared::PhfHash for Bytes<'a> {
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fn phf_hash<H: std::hash::Hasher>(&self, hasher: &mut H) {
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self.0.as_bytes().phf_hash(hasher)
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}
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}
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fn find_python() -> String {
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env::var("PYTHON3").ok().unwrap_or_else(|| {
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let candidates = if cfg!(windows) {
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["python3.8.exe", "python38.exe", "python.exe"]
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} else {
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["python3.8", "python3", "python"]
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};
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for &name in &candidates {
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if Command::new(name)
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.arg("--version")
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.output()
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.ok()
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.map_or(false, |out| out.status.success())
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{
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return name.to_owned();
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}
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}
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panic!(
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"Can't find python (tried {})! Try fixing PATH or setting the PYTHON3 env var",
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candidates.join(", ")
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)
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})
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}
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