oak-xml 0.0.11

High-performance incremental XML parser for the oak ecosystem with flexible configuration.
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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106

use oak_testing::lexing::LexerTester;
use oak_xml::{XmlLanguage, XmlLexer};
use std::{path::Path, time::Duration};

#[test]
fn test_xml_lexer() {
    let here = Path::new(env!("CARGO_MANIFEST_DIR"));
    let language = Box::leak(Box::new(XmlLanguage::default()));
    let lexer = XmlLexer::new(&language);
    // don't use `xml` here to avoid confusion with XML source files
    let test_runner = LexerTester::new(here.join("tests/lexer")).with_extension("xml").with_timeout(Duration::from_secs(5));
    match test_runner.run_tests::<XmlLanguage, _>(&lexer) {
        Ok(()) => println!("XML lexer tests passed!"),
        Err(e) => panic!("XML lexer tests failed: {}", e),
    }
}

#[test]
fn test_peek_behavior() {
    use oak_core::{LexerState, SourceText};
    use oak_xml::XmlLanguage;

    let source = SourceText::new("<tag>");
    let mut state: LexerState<'_, SourceText, XmlLanguage> = LexerState::new(&source);

    println!("Initial state:");
    println!("Position: {}", state.get_position());
    println!("current(): {:?}", state.current());
    println!("peek(): {:?}", state.peek());

    println!("\nAfter advancing 1 char:");
    state.advance(1);
    println!("Position: {}", state.get_position());
    println!("current(): {:?}", state.current());
    println!("peek(): {:?}", state.peek());

    println!("\nAfter advancing 1 char:");
    state.advance(1);
    println!("Position: {}", state.get_position());
    println!("current(): {:?}", state.current());
    println!("peek(): {:?}", state.peek())
}

#[test]
fn test_xml_comment_parsing() {
    use oak_core::{Lexer, SourceText};
    use oak_xml::{XmlLanguage, XmlLexer};

    let language = Box::leak(Box::new(XmlLanguage::default()));
    let lexer = XmlLexer::new(&language);
    let source = SourceText::new("<!-- This is a comment -->");
    let mut session = oak_core::parser::session::ParseSession::<XmlLanguage>::default();
    let result = lexer.lex(&source, &[], &mut session);

    println!("Result: {:?}", result);
    let tokens = result.result.expect("Lexing should succeed");
    assert!(!tokens.is_empty())
}

#[test]
fn test_xml_tag_parsing() {
    use oak_core::{Lexer, SourceText};
    use oak_xml::{XmlLanguage, XmlLexer};

    let language = Box::leak(Box::new(XmlLanguage::default()));
    let lexer = XmlLexer::new(&language);
    let source = SourceText::new("<tag attr=\"value\">content</tag>");
    let mut session = oak_core::parser::session::ParseSession::<XmlLanguage>::default();
    let result = lexer.lex(&source, &[], &mut session);

    println!("Result: {:?}", result);
    let tokens = result.result.expect("Lexing should succeed");
    assert!(!tokens.is_empty())
}

#[test]
fn test_xml_cdata_parsing() {
    use oak_core::{Lexer, SourceText};
    use oak_xml::{XmlLanguage, XmlLexer};

    let language = Box::leak(Box::new(XmlLanguage::default()));
    let lexer = XmlLexer::new(&language);
    let source = SourceText::new("<![CDATA[Some data]]>");
    let mut session = oak_core::parser::session::ParseSession::<XmlLanguage>::default();
    let result = lexer.lex(&source, &[], &mut session);

    println!("Result: {:?}", result);
    let tokens = result.result.expect("Lexing should succeed");
    assert!(!tokens.is_empty())
}

#[test]
fn test_xml_processing_instruction_parsing() {
    use oak_core::{Lexer, SourceText};
    use oak_xml::{XmlLanguage, XmlLexer};

    let language = Box::leak(Box::new(XmlLanguage::default()));
    let lexer = XmlLexer::new(&language);
    let source = SourceText::new("<?xml version=\"1.0\"?>");
    let mut session = oak_core::parser::session::ParseSession::<XmlLanguage>::default();
    let result = lexer.lex(&source, &[], &mut session);

    println!("Result: {:?}", result);
    let tokens = result.result.expect("Lexing should succeed");
    assert!(!tokens.is_empty())
}