マクロから外部プロセス起動の基本形

SampleMacro.hx

import sys.io.Process;
import haxe.io.Eor;

class SampleMacro {
    public static macro function run(): Void {
        var process = new Process("node compiler.js");
        try {
            process.stdout.readLine();
            process.close();
        } catch (e: Eof) {
            process.close();
            
            var detail = [];
            try {
                while (true) detail.push(process.stderr.readLine());
            } catch (_: Eof) {}
            throw "can not start process:\n" + detail.join("\n");
        }
    }
}