fervid 0.2.0

Vue SFC compiler written in Rust
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56

use swc_core::{
    common::BytePos,
    ecma::ast::{Expr, Module, Pat},
};
use swc_ecma_parser::{lexer::Lexer, PResult, Parser, StringInput, Syntax};

pub fn parse_js(raw: &str, span_start: u32, span_end: u32) -> PResult<Box<Expr>> {
    // let comments = SingleThreadedComments::default();

    let lexer = Lexer::new(
        // We want to parse ecmascript
        Syntax::Es(Default::default()),
        // EsVersion defaults to es5
        Default::default(),
        StringInput::new(raw, BytePos(span_start), BytePos(span_end)),
        // Some(&comments),
        None,
    );

    let mut parser = Parser::new_from(lexer);

    // TODO Return comments or use parser instance to store it
    parser.parse_expr()
}

pub fn parse_js_module(raw: &str, span_start: u32, span_end: u32) -> PResult<Module> {
    let lexer = Lexer::new(
        // We want to parse ecmascript
        Syntax::Es(Default::default()),
        // EsVersion defaults to es5
        Default::default(),
        StringInput::new(raw, BytePos(span_start), BytePos(span_end)),
        None,
    );

    let mut parser = Parser::new_from(lexer);

    // TODO Return comments or use parser instance to store it
    parser.parse_module()
}

pub fn parse_js_pat(raw: &str, span_start: u32, span_end: u32) -> PResult<Pat> {
    let lexer = Lexer::new(
        // We want to parse ecmascript
        Syntax::Es(Default::default()),
        // EsVersion defaults to es5
        Default::default(),
        StringInput::new(raw, BytePos(span_start), BytePos(span_end)),
        None,
    );

    let mut parser = Parser::new_from(lexer);

    // TODO Return comments or use parser instance to store it
    parser.parse_pat()
}