feat(prettier): add --no-semi to prettier example (#1588)

Cargo.lock

@@ -1781,6 +1781,7 @@ dependencies = [
  "oxc_parser",
  "oxc_span",
  "oxc_syntax",
+ "pico-args",
 ]
 
 [[package]]

crates/oxc_prettier/Cargo.toml

@@ -29,3 +29,4 @@ bitflags = { workspace = true }
 [dev-dependencies]
 oxc_parser = { workspace = true }
 oxc_span   = { workspace = true }
+pico-args  = { workspace = true }

crates/oxc_prettier/examples/prettier.rs

@@ -1,10 +1,11 @@
-use std::{env, path::Path};
+use std::path::Path;
+
+use pico_args::Arguments;
 
 use oxc_allocator::Allocator;
 use oxc_parser::Parser;
-use oxc_span::SourceType;
-
 use oxc_prettier::{Prettier, PrettierOptions};
+use oxc_span::SourceType;
 
 // Instruction:
 // create a `test.js`,
@@ -12,13 +13,22 @@ use oxc_prettier::{Prettier, PrettierOptions};
 // or `just example prettier`
 
 fn main() {
-    let name = env::args().nth(1).unwrap_or_else(|| "test.js".to_string());
+    let mut args = Arguments::from_env();
+
+    let name = args.subcommand().ok().flatten().unwrap_or_else(|| String::from("test.js"));
+    let semi = !args.contains("--no-semi");
+
     let path = Path::new(&name);
     let source_text = std::fs::read_to_string(path).unwrap_or_else(|_| panic!("{name} not found"));
     let allocator = Allocator::default();
     let source_type = SourceType::from_path(path).unwrap();
     let ret = Parser::new(&allocator, &source_text, source_type).preserve_parens(false).parse();
-    let output = Prettier::new(&allocator, &source_text, ret.trivias, PrettierOptions::default())
-        .build(&ret.program);
+    let output = Prettier::new(
+        &allocator,
+        &source_text,
+        ret.trivias,
+        PrettierOptions { semi, ..PrettierOptions::default() },
+    )
+    .build(&ret.program);
     println!("{output}");
 }

justfile

@@ -35,8 +35,8 @@ watch command:
   cargo watch --no-vcs-ignores -i '*snap*' -x '{{command}}'
 
 # Run the example in `parser`, `formatter`, `linter`
-example tool:
-  just watch 'run -p oxc_{{tool}} --example {{tool}}'
+example tool *args='':
+  just watch 'run -p oxc_{{tool}} --example {{tool}} -- {{args}}'
 
 # Format all files
 fmt: