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
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
use super::{Context, Module, RootModuleConfig};
use crate::configs::swift::SwiftConfig;
use crate::formatter::StringFormatter;
use crate::formatter::VersionFormatter;
/// Creates a module with the current Swift version
pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
let mut module = context.new_module("swift");
let config: SwiftConfig = SwiftConfig::try_load(module.config);
let is_swift_project = context
.try_begin_scan()?
.set_files(&config.detect_files)
.set_folders(&config.detect_folders)
.set_extensions(&config.detect_extensions)
.is_match();
if !is_swift_project {
return None;
}
let parsed = StringFormatter::new(config.format).and_then(|formatter| {
formatter
.map_meta(|var, _| match var {
"symbol" => Some(config.symbol),
_ => None,
})
.map_style(|variable| match variable {
"style" => Some(Ok(config.style)),
_ => None,
})
.map(|variable| match variable {
"version" => {
let swift_version =
parse_swift_version(&context.exec_cmd("swift", &["--version"])?.stdout)?;
VersionFormatter::format_module_version(
module.get_name(),
&swift_version,
config.version_format,
)
.map(Ok)
}
_ => None,
})
.parse(None)
});
module.set_segments(match parsed {
Ok(segments) => segments,
Err(error) => {
log::warn!("Error in module `swift`:\n{}", error);
return None;
}
});
Some(module)
}
fn parse_swift_version(swift_version: &str) -> Option<String> {
// split into ["Apple", "Swift", "version", "5.2.2", ...] or
// ["Swift", "version", "5.3-dev", ...]
let mut splited = swift_version.split_whitespace();
let _ = splited.position(|t| t == "version")?;
// return "5.2.2" or "5.3-dev"
let version = splited.next()?;
Some(version.to_string())
}
#[cfg(test)]
mod tests {
use super::parse_swift_version;
use crate::test::ModuleRenderer;
use ansi_term::Color;
use std::fs::File;
use std::io;
#[test]
fn test_parse_swift_version() {
let input = "Apple Swift version 5.2.2";
assert_eq!(parse_swift_version(input), Some(String::from("5.2.2")));
}
#[test]
fn test_parse_swift_version_without_org_name() {
let input = "Swift version 5.3-dev (LLVM ..., Swift ...)";
assert_eq!(parse_swift_version(input), Some(String::from("5.3-dev")));
}
#[test]
fn folder_without_swift_files() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("swift.txt"))?.sync_all()?;
let actual = ModuleRenderer::new("swift").path(dir.path()).collect();
let expected = None;
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_package_file() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("Package.swift"))?.sync_all()?;
let actual = ModuleRenderer::new("swift").path(dir.path()).collect();
let expected = Some(format!(
"via {}",
Color::Fixed(202).bold().paint("🐦 v5.2.2 ")
));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_swift_file() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("main.swift"))?.sync_all()?;
let actual = ModuleRenderer::new("swift").path(dir.path()).collect();
let expected = Some(format!(
"via {}",
Color::Fixed(202).bold().paint("🐦 v5.2.2 ")
));
assert_eq!(expected, actual);
dir.close()
}
}
|
