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Add support for Swift code blocks #134

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Merged
jacobdeichert merged 4 commits into from
Jan 10, 2026
+38 −5
Merged

Add support for Swift code blocks #134

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8942d34
Add support for Swift code blocks
jacobdeichert Jan 9, 2026
730a5eb
Merge remote-tracking branch 'origin/master' into add-swift-support
jacobdeichert Jan 10, 2026
108f821
Only run swift test on GH Actions linux runtime
jacobdeichert Jan 10, 2026
55f1bdb
Merge remote-tracking branch 'origin/master' into add-swift-support
jacobdeichert Jan 10, 2026
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15 changes: 10 additions & 5 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -301,7 +301,6 @@ Valid lang codes: sh, bash, zsh, fish... any shell that supports -c
echo "Hello, $name!"
```


## node (name)

> An example node script
Expand All @@ -313,7 +312,6 @@ const { name } = process.env;
console.log(`Hello, ${name}!`);
```


## python (name)

> An example python script
Expand All @@ -326,7 +324,6 @@ name = os.getenv("name", "WORLD")
print("Hello, " + name + "!")
```


## lua (name)

> An example lua script
Expand All @@ -336,7 +333,6 @@ name = os.getenv("name")
print("Hello, " .. name .. "!")
```


## ruby (name)

> An example ruby script
Expand All @@ -348,7 +344,6 @@ name = ENV["name"] || "WORLD"
puts "Hello, #{name}!"
```


## php (name)

> An example php script
Expand All @@ -357,6 +352,16 @@ puts "Hello, #{name}!"
$name = getenv("name") ?: "WORLD";
echo "Hello, " . $name . "!\n";
```

## swift (name)

> An example swift script

```swift
import Foundation
let name = ProcessInfo.processInfo.environment["name"] ?? "WORLD"
print("Hello, \(name)!")
```
````

#### Windows support
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5 changes: 5 additions & 0 deletions mask/src/executor.rs
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Expand Up @@ -68,6 +68,11 @@ fn prepare_command(cmd: &Command) -> process::Command {
child.arg("-r").arg(source);
child
}
"swift" => {
let mut child = process::Command::new("swift");
child.arg("-e").arg(source);
child
}
#[cfg(windows)]
"cmd" | "batch" => {
let mut child = process::Command::new("cmd.exe");
Expand Down
23 changes: 23 additions & 0 deletions mask/tests/supported_runtimes_test.rs
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Expand Up @@ -257,3 +257,26 @@ echo "Hello, " . $name . "!\n";
.stdout(contains("Hello, World!"))
.success();
}

// GH Actions ubuntu-latest is the only runtime with Swift pre-installed.
#[cfg(target_os = "linux")]
#[test]
fn swift() {
let (_temp, maskfile_path) = common::maskfile(
r#"
## swift
~~~swift
import Foundation
let name = ProcessInfo.processInfo.environment["name"] ?? "WORLD"
print("Hello, \(name)!")
~~~
"#,
);

common::run_mask(&maskfile_path)
.command("swift")
.env("name", "World")
.assert()
.stdout(contains("Hello, World!"))
.success();
}
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