bjoernager/rust
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Speed up rustdoc run a bit

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This commit is contained in:
Guillaume Gomez 2019-03-27 00:44:35 +01:00
parent 4c27fb19ba
commit 7f2c726d6c
3 changed files with 54 additions and 45 deletions
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85
src/librustdoc/html/render.rs
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@ -957,7 +957,11 @@ themePicker.onblur = handleThemeButtonsBlur;
if for_search_index && line.starts_with("var R") {
variables.push(line.clone());
// We need to check if the crate name has been put into a variable as well.
let tokens = js::simple_minify(&line).apply(js::clean_tokens);
let tokens: js::Tokens<'_> = js::simple_minify(&line)
.into_iter()
.filter(js::clean_token)
.collect::<Vec<_>>()
.into();
let mut pos = 0;
while pos < tokens.len() {
if let Some((var_pos, Some(value_pos))) =
@ -1282,46 +1286,51 @@ fn write_minify_replacer<W: Write>(
contents: &str,
enable_minification: bool,
) -> io::Result<()> {
use minifier::js::{Keyword, ReservedChar, Token};
use minifier::js::{simple_minify, Keyword, ReservedChar, Token, Tokens};
if enable_minification {
writeln!(dst, "{}",
minifier::js::simple_minify(contents)
.apply(|f| {
// We keep backlines.
minifier::js::clean_tokens_except(f, |c| {
c.get_char() != Some(ReservedChar::Backline)
})
})
.apply(|f| {
minifier::js::replace_token_with(f, |t| {
match *t {
Token::Keyword(Keyword::Null) => Some(Token::Other("N")),
Token::String(s) => {
let s = &s[1..s.len() -1]; // The quotes are included
if s.is_empty() {
Some(Token::Other("E"))
} else if s == "t" {
Some(Token::Other("T"))
} else if s == "u" {
Some(Token::Other("U"))
} else {
None
}
}
_ => None,
}
})
})
.apply(|f| {
// We add a backline after the newly created variables.
minifier::js::aggregate_strings_into_array_with_separation(
f,
"R",
Token::Char(ReservedChar::Backline),
)
})
.to_string())
{
let tokens: Tokens<'_> = simple_minify(contents)
.into_iter()
.filter(|f| {
// We keep backlines.
minifier::js::clean_token_except(f, &|c: &Token<'_>| {
c.get_char() != Some(ReservedChar::Backline)
})
})
.map(|f| {
minifier::js::replace_token_with(f, &|t: &Token<'_>| {
match *t {
Token::Keyword(Keyword::Null) => Some(Token::Other("N")),
Token::String(s) => {
let s = &s[1..s.len() -1]; // The quotes are included
if s.is_empty() {
Some(Token::Other("E"))
} else if s == "t" {
Some(Token::Other("T"))
} else if s == "u" {
Some(Token::Other("U"))
} else {
None
}
}
_ => None,
}
})
})
.collect::<Vec<_>>()
.into();
tokens.apply(|f| {
// We add a backline after the newly created variables.
minifier::js::aggregate_strings_into_array_with_separation(
f,
"R",
Token::Char(ReservedChar::Backline),
)
})
.to_string()
})
} else {
writeln!(dst, "{}", contents)
}