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auto-generate assists docs and tests

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This commit is contained in:
Aleksey Kladov 2019-10-25 14:16:46 +03:00
parent 518f99e16b
commit 0dd35ff2b2
12 changed files with 269 additions and 52 deletions
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25
xtask/src/codegen/gen_syntax.rs
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@ -3,12 +3,7 @@
//! Specifically, it generates the `SyntaxKind` enum and a number of newtype
//! wrappers around `SyntaxNode` which implement `ra_syntax::AstNode`.
use std::{
collections::BTreeMap,
fs,
io::Write,
process::{Command, Stdio},
};
use std::{collections::BTreeMap, fs};
use proc_macro2::{Punct, Spacing};
use quote::{format_ident, quote};
@ -163,7 +158,7 @@ fn generate_ast(grammar: &Grammar) -> Result<String> {
#(#nodes)*
};
let pretty = reformat(ast)?;
let pretty = codegen::reformat(ast)?;
Ok(pretty)
}
@ -276,21 +271,7 @@ fn generate_syntax_kinds(grammar: &Grammar) -> Result<String> {
}
};
reformat(ast)
}
fn reformat(text: impl std::fmt::Display) -> Result<String> {
let mut rustfmt = Command::new("rustfmt")
.arg("--config-path")
.arg(project_root().join("rustfmt.toml"))
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.spawn()?;
write!(rustfmt.stdin.take().unwrap(), "{}", text)?;
let output = rustfmt.wait_with_output()?;
let stdout = String::from_utf8(output.stdout)?;
let preamble = "Generated file, do not edit by hand, see `crate/ra_tools/src/codegen`";
Ok(format!("//! {}\n\n{}", preamble, stdout))
codegen::reformat(ast)
}
#[derive(Deserialize, Debug)]