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feat(julia): Configure when the module is shown (#2358) 

This makes it possible to configure when the julia module is shown
based on the contents of a directory.
This commit is contained in:
Thomas O'Donnell 2021-02-21 19:56:55 +01:00 committed by GitHub
parent 1a6c625521
commit c0a209f27c
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 22 additions and 16 deletions
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17
docs/config/README.md
View File

@ -1435,7 +1435,7 @@ threshold = 4
## Julia
The `julia` module shows the currently installed version of Julia.
The module will be shown if any of the following conditions are met:
By default the module will be shown if any of the following conditions are met:
- The current directory contains a `Project.toml` file
- The current directory contains a `Manifest.toml` file
@ -1443,12 +1443,15 @@ The module will be shown if any of the following conditions are met:
### Options
| Option | Default | Description |
| ---------- | ---------------------------------- | ------------------------------------------------- |
| `format` | `"via [$symbol($version )]($style)"` | The format for the module. |
| `symbol` | `"ஃ "` | A format string representing the symbol of Julia. |
| `style` | `"bold purple"` | The style for the module. |
| `disabled` | `false` | Disables the `julia` module. |
| Option | Default | Description |
| ------------------- | ------------------------------------ | ------------------------------------------------- |
| `format` | `"via [$symbol($version )]($style)"` | The format for the module. |
| `detect_extensions` | `["jl"]` | Which extensions should trigger this module. |
| `detect_files` | `["Project.toml", "Manifest.toml"]` | Which filenames should trigger this module. |
| `detect_folders` | `[]` | Which folders should trigger this modules. |
| `symbol` | `"ஃ "` | A format string representing the symbol of Julia. |
| `style` | `"bold purple"` | The style for the module. |
| `disabled` | `false` | Disables the `julia` module. |
### Variables

6
src/configs/julia.rs
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@ -8,6 +8,9 @@ pub struct JuliaConfig<'a> {
pub symbol: &'a str,
pub style: &'a str,
pub disabled: bool,
pub detect_extensions: Vec<&'a str>,
pub detect_files: Vec<&'a str>,
pub detect_folders: Vec<&'a str>,
}
impl<'a> RootModuleConfig<'a> for JuliaConfig<'a> {
@ -17,6 +20,9 @@ impl<'a> RootModuleConfig<'a> for JuliaConfig<'a> {
symbol: "ஃ ",
style: "bold purple",
disabled: false,
detect_extensions: vec!["jl"],
detect_files: vec!["Project.toml", "Manifest.toml"],
detect_folders: vec![],
}
}
}

15
src/modules/julia.rs
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@ -4,24 +4,21 @@ use crate::configs::julia::JuliaConfig;
use crate::formatter::StringFormatter;
/// Creates a module with the current Julia version
///
/// Will display the Julia version if any of the following criteria are met:
/// - Current directory contains a `Project.toml` file
/// - Current directory contains a `Manifest.toml` file
/// - Current directory contains a file with the `.jl` extension
pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
let mut module = context.new_module("julia");
let config = JuliaConfig::try_load(module.config);
let is_julia_project = context
.try_begin_scan()?
.set_files(&["Project.toml", "Manifest.toml"])
.set_extensions(&["jl"])
.set_files(&config.detect_files)
.set_extensions(&config.detect_extensions)
.set_folders(&config.detect_folders)
.is_match();
if !is_julia_project {
return None;
}
let mut module = context.new_module("julia");
let config = JuliaConfig::try_load(module.config);
let parsed = StringFormatter::new(config.format).and_then(|formatter| {
formatter
.map_meta(|var, _| match var {