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
|
use helix_core::{
indent::{treesitter_indent_for_pos, IndentStyle},
syntax::Loader,
Syntax,
};
use std::path::PathBuf;
#[test]
fn test_treesitter_indent_rust() {
test_treesitter_indent("rust.rs", "source.rust");
}
#[test]
fn test_treesitter_indent_rust_2() {
test_treesitter_indent("indent.rs", "source.rust");
// TODO Use commands.rs as indentation test.
// Currently this fails because we can't align the parameters of a closure yet
// test_treesitter_indent("commands.rs", "source.rust");
}
fn test_treesitter_indent(file_name: &str, lang_scope: &str) {
let mut test_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
test_dir.push("tests/data/indent");
let mut test_file = test_dir.clone();
test_file.push(file_name);
let test_file = std::fs::File::open(test_file).unwrap();
let doc = ropey::Rope::from_reader(test_file).unwrap();
let mut config_file = test_dir;
config_file.push("languages.toml");
let config = std::fs::read_to_string(config_file).unwrap();
let config = toml::from_str(&config).unwrap();
let loader = Loader::new(config);
// set runtime path so we can find the queries
let mut runtime = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"));
runtime.push("../runtime");
std::env::set_var("HELIX_RUNTIME", runtime.to_str().unwrap());
let language_config = loader.language_config_for_scope(lang_scope).unwrap();
let highlight_config = language_config.highlight_config(&[]).unwrap();
let syntax = Syntax::new(&doc, highlight_config, std::sync::Arc::new(loader));
let indent_query = language_config.indent_query().unwrap();
let text = doc.slice(..);
for i in 0..doc.len_lines() {
let line = text.line(i);
if let Some(pos) = helix_core::find_first_non_whitespace_char(line) {
let tab_and_indent_width: usize = 4;
let suggested_indent = treesitter_indent_for_pos(
indent_query,
&syntax,
&IndentStyle::Spaces(tab_and_indent_width as u8),
tab_and_indent_width,
tab_and_indent_width,
text,
i,
text.line_to_char(i) + pos,
false,
)
.unwrap();
assert!(
line.get_slice(..pos).map_or(false, |s| s == suggested_indent),
"Wrong indentation on line {}:\n\"{}\" (original line)\n\"{}\" (suggested indentation)\n",
i+1,
line.slice(..line.len_chars()-1),
suggested_indent,
);
}
}
}
|
