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#![warn(clippy::all, clippy::cargo)]
#![deny(missing_debug_implementations)]
#![allow(
clippy::use_self,
clippy::missing_docs_in_private_items,
clippy::unreachable,
clippy::module_name_repetitions,
clippy::manual_filter_map,
clippy::new_ret_no_self,
renamed_and_removed_lints,
clippy::unknown_clippy_lints,
clippy::single_match,
clippy::unimplemented,
clippy::option_if_let_else,
clippy::branches_sharing_code,
clippy::derive_partial_eq_without_eq,
clippy::too_many_lines,
clippy::cast_possible_truncation,
clippy::single_match_else,
clippy::redundant_pub_crate,
clippy::missing_errors_doc,
clippy::missing_const_for_fn,
clippy::multiple_crate_versions,
clippy::wrong_self_convention,
clippy::items_after_statements,
clippy::unnested_or_patterns,
clippy::uninlined_format_args,
clippy::cast_sign_loss,
clippy::cast_lossless,
clippy::cast_precision_loss,
clippy::float_cmp,
clippy::wildcard_imports,
clippy::comparison_chain,
clippy::bool_to_int_with_if,
unknown_lints,
)]
use std::path::Path;
use parse::{CssParser, SassParser, StylesheetParser};
use serializer::Serializer;
#[cfg(feature = "wasm-exports")]
use wasm_bindgen::prelude::*;
use codemap::CodeMap;
pub use crate::error::{
PublicSassErrorKind as ErrorKind, SassError as Error, SassResult as Result,
};
pub use crate::fs::{Fs, NullFs, StdFs};
pub use crate::options::{InputSyntax, Options, OutputStyle};
pub(crate) use crate::{context_flags::ContextFlags, token::Token};
use crate::{evaluate::Visitor, lexer::Lexer, parse::ScssParser};
mod ast;
mod builtin;
mod color;
mod common;
mod context_flags;
mod error;
mod evaluate;
mod fs;
mod interner;
mod lexer;
mod options;
mod parse;
mod selector;
mod serializer;
mod token;
mod unit;
mod utils;
mod value;
fn raw_to_parse_error(map: &CodeMap, err: Error, unicode: bool) -> Box<Error> {
let (message, span) = err.raw();
Box::new(Error::from_loc(message, map.look_up_span(span), unicode))
}
fn from_string_with_file_name<P: AsRef<Path>>(
input: String,
file_name: P,
options: &Options,
) -> Result<String> {
let mut map = CodeMap::new();
let path = file_name.as_ref();
let file = map.add_file(path.to_string_lossy().into_owned(), input);
let empty_span = file.span.subspan(0, 0);
let lexer = Lexer::new_from_file(&file);
let input_syntax = options
.input_syntax
.unwrap_or_else(|| InputSyntax::for_path(path));
let stylesheet = match input_syntax {
InputSyntax::Scss => {
ScssParser::new(lexer, &mut map, options, empty_span, file_name.as_ref()).__parse()
}
InputSyntax::Sass => {
SassParser::new(lexer, &mut map, options, empty_span, file_name.as_ref()).__parse()
}
InputSyntax::Css => {
CssParser::new(lexer, &mut map, options, empty_span, file_name.as_ref()).__parse()
}
};
let stylesheet = match stylesheet {
Ok(v) => v,
Err(e) => return Err(raw_to_parse_error(&map, *e, options.unicode_error_messages)),
};
let mut visitor = Visitor::new(path, options, &mut map, empty_span);
match visitor.visit_stylesheet(stylesheet) {
Ok(_) => {}
Err(e) => return Err(raw_to_parse_error(&map, *e, options.unicode_error_messages)),
}
let stmts = visitor.finish();
let mut serializer = Serializer::new(options, &map, false, empty_span);
let mut prev_was_group_end = false;
let mut prev_requires_semicolon = false;
for stmt in stmts {
if stmt.is_invisible() {
continue;
}
let is_group_end = stmt.is_group_end();
let requires_semicolon = Serializer::requires_semicolon(&stmt);
serializer
.visit_group(stmt, prev_was_group_end, prev_requires_semicolon)
.map_err(|e| raw_to_parse_error(&map, *e, options.unicode_error_messages))?;
prev_was_group_end = is_group_end;
prev_requires_semicolon = requires_semicolon;
}
Ok(serializer.finish(prev_requires_semicolon))
}
#[inline]
pub fn from_path<P: AsRef<Path>>(p: P, options: &Options) -> Result<String> {
from_string_with_file_name(String::from_utf8(options.fs.read(p.as_ref())?)?, p, options)
}
#[inline]
pub fn from_string(input: String, options: &Options) -> Result<String> {
from_string_with_file_name(input, "stdin", options)
}
#[cfg(feature = "wasm-exports")]
#[wasm_bindgen(js_name = from_string)]
pub fn from_string_js(input: String) -> std::result::Result<String, String> {
from_string(input, &Options::default()).map_err(|e| e.to_string())
}