process() — tailwindcss Function Reference
Architecture documentation for the process() function in clojure.rs from the tailwindcss codebase.
Entity Profile
Dependency Diagram
graph TD 5a027b49_30e5_8153_230e_0018cf161193["process()"] 435a321a_a1e2_cb4f_7579_0ca15cb86434["advance()"] 5a027b49_30e5_8153_230e_0018cf161193 -->|calls| 435a321a_a1e2_cb4f_7579_0ca15cb86434 07207bb0_f195_4067_2024_eb12d4800851["advance_twice()"] 5a027b49_30e5_8153_230e_0018cf161193 -->|calls| 07207bb0_f195_4067_2024_eb12d4800851 14c3034a_c02e_1114_c440_db334170d05d["is_keyword_character()"] 5a027b49_30e5_8153_230e_0018cf161193 -->|calls| 14c3034a_c02e_1114_c440_db334170d05d style 5a027b49_30e5_8153_230e_0018cf161193 fill:#6366f1,stroke:#818cf8,color:#fff
Relationship Graph
Source Code
crates/oxide/src/extractor/pre_processors/clojure.rs lines 26–198
fn process(&self, content: &[u8]) -> Vec<u8> {
let content = content
.replace(":class", " ")
.replace(":className", " ");
let len = content.len();
let mut result = content.to_vec();
let mut cursor = cursor::Cursor::new(&content);
while cursor.pos < len {
match cursor.curr {
// Consume strings as-is
b'"' => {
result[cursor.pos] = b' ';
cursor.advance();
while cursor.pos < len {
match cursor.curr {
// Escaped character, skip ahead to the next character
b'\\' => cursor.advance_twice(),
// End of the string
b'"' => {
result[cursor.pos] = b' ';
break;
}
// Everything else is valid
_ => cursor.advance(),
};
}
}
// Discard line comments until the end of the line.
// Comments start with `;;`
b';' if matches!(cursor.next, b';') => {
while cursor.pos < len && cursor.curr != b'\n' {
result[cursor.pos] = b' ';
cursor.advance();
}
}
// Consume keyword until a terminating character is reached.
b':' => {
result[cursor.pos] = b' ';
cursor.advance();
while cursor.pos < len {
match cursor.curr {
// A `.` surrounded by digits is a decimal number, so we don't want to replace it.
//
// E.g.:
// ```
// gap-1.5
// ^
// ```
b'.' if cursor.prev.is_ascii_digit()
&& cursor.next.is_ascii_digit() =>
{
// Keep the `.` as-is
}
// A `.` not surrounded by digits denotes the start of a new class name in a
// dot-delimited keyword.
//
// E.g.:
// ```
// flex.gap-1.5
// ^
// ```
b'.' => {
result[cursor.pos] = b' ';
}
// End of keyword.
_ if !is_keyword_character(cursor.curr) => {
result[cursor.pos] = b' ';
break;
}
// Consume everything else.
_ => {}
};
cursor.advance();
}
}
// Handle quote with a list, e.g.: `'(…)`
// and with a vector, e.g.: `'[…]`
b'\'' if matches!(cursor.next, b'[' | b'(') => {
result[cursor.pos] = b' ';
cursor.advance();
result[cursor.pos] = b' ';
let end = match cursor.curr {
b'[' => b']',
b'(' => b')',
_ => unreachable!(),
};
// Consume until the closing `]`
while cursor.pos < len {
match cursor.curr {
x if x == end => {
result[cursor.pos] = b' ';
break;
}
// Consume strings as-is
b'"' => {
result[cursor.pos] = b' ';
cursor.advance();
while cursor.pos < len {
match cursor.curr {
// Escaped character, skip ahead to the next character
b'\\' => cursor.advance_twice(),
// End of the string
b'"' => {
result[cursor.pos] = b' ';
break;
}
// Everything else is valid
_ => cursor.advance(),
};
}
}
_ => {}
};
cursor.advance();
}
}
// Handle quote with a keyword, e.g.: `'bg-white`
b'\'' if !cursor.next.is_ascii_whitespace() => {
result[cursor.pos] = b' ';
cursor.advance();
while cursor.pos < len {
match cursor.curr {
// End of keyword.
_ if !is_keyword_character(cursor.curr) => {
result[cursor.pos] = b' ';
break;
}
// Consume everything else.
_ => {}
};
cursor.advance();
}
}
// Aggressively discard everything else, reducing false positives and preventing
// characters surrounding keywords from producing false negatives.
// E.g.:
// ```
// (when condition :bg-white)
// ^
// ```
// A ')' is never a valid part of a keyword, but will nonetheless prevent 'bg-white'
// from being extracted if not discarded.
_ => {
result[cursor.pos] = b' ';
}
};
cursor.advance();
}
result
}Domain
Subdomains
Source
Frequently Asked Questions
What does process() do?
process() is a function in the tailwindcss codebase.
What does process() call?
process() calls 3 function(s): advance, advance_twice, is_keyword_character.
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