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perf: evaluate swift version lazily (#2159) 

* perf(swift): evaluate version lazily

* fix(swift): update format string

Co-authored-by: Moritz Vetter <mv@3yourmind.com>
This commit is contained in:
Moritz Vetter 2021-01-19 05:42:28 +01:00 committed by GitHub
parent 45bab3a42c
commit 2391a2863c
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3 changed files with 15 additions and 14 deletions
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4
docs/config/README.md
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@ -2317,8 +2317,8 @@ The module will be shown if any of the following conditions are met:
### Options
| Option | Default | Description |
| ---------- | ---------------------------------- | ------------------------------------------------ |
| `format` | `"via [$symbol$version]($style) "` | The format for the module. |
| ---------- | ------------------------------------ | ------------------------------------------------ |
| `format` | `"via [$symbol($version )]($style)"` | The format for the module. |
| `symbol` | `"🐦 "` | A format string representing the symbol of Swift |
| `style` | `"bold 202"` | The style for the module. |
| `disabled` | `false` | Disables the `swift` module. |

2
src/configs/swift.rs
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@ -13,7 +13,7 @@ pub struct SwiftConfig<'a> {
impl<'a> RootModuleConfig<'a> for SwiftConfig<'a> {
fn new() -> Self {
SwiftConfig {
format: "via [$symbol$version]($style) ",
format: "via [$symbol($version )]($style)",
symbol: "🐦 ",
style: "bold 202",
disabled: false,

7
src/modules/swift.rs
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@ -19,8 +19,6 @@ pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
return None;
}
let swift_version = utils::exec_cmd("swift", &["--version"])?.stdout;
let mut module = context.new_module("swift");
let config: SwiftConfig = SwiftConfig::try_load(module.config);
@ -35,7 +33,10 @@ pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
_ => None,
})
.map(|variable| match variable {
"version" => parse_swift_version(&swift_version).map(Ok),
"version" => {
let swift_version = utils::exec_cmd("swift", &["--version"])?.stdout;
parse_swift_version(&swift_version).map(Ok)
}
_ => None,
})
.parse(None)