Sort

packages/ash/assembly/__tests__/simple_fs.ts

@@ -16,6 +16,6 @@ export const fs_str = `\
             }\
         }\
     },\
-    "numbers": "0\\n1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n10\\n11\\n12\\n13\\n14\\n15\\n16\\n17\\n18\\n19"\
+    "numbers": "0\\n1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n10\\n11\\n12\\n13\\n14\\n15\\n16\\n17\\n18\\n19\\n"\
 }\
 `

packages/ash/assembly/__tests__/sort.spec.ts

@@ -0,0 +1,45 @@
+import { main as sort } from "../bin/sort";
+import { stdout, Hello, World, testFile, stderr, Hello_World } from './fixtures';
+
+
+describe("sort", (): void => {
+
+    beforeEach((): void => {
+        stdout.reset()
+        Console.stdout.erase() //Erases and resets
+        stderr.reset();
+        Console.stderr.erase() //Erases and resets
+        CommandLine.reset();
+        CommandLine.push("sort");
+    });
+
+    it("should write to stderr if file not found", () => {
+        CommandLine.push("/doesnotexist");
+        sort(CommandLine.all())
+        expect<usize>(Console.stderr.tell()).toBeGreaterThan(0);
+        expect<string>(stderr.readString().result).toStrictEqual("sort: /doesnotexist: No such file or directory\n")
+    });
+
+    it("should write from multiple files", () => {
+        CommandLine.push("/test")
+        CommandLine.push("/numbers")
+        sort(CommandLine.all())
+        log<string>(stdout.readString().result);
+        expect<usize>(Console.stdout.tell()).toBeGreaterThan(Hello_World.lengthUTF8 - 1);
+
+        let line = stdout.readString();
+        while (!line.failed) {
+
+            let line2 = stdout.readString();
+
+            if (line2.failed) {
+                break;
+            }
+
+            expect<string>(line.result).toBeLessThanOrEqualTo(line2.result);
+
+            line = line2;
+        }
+    });
+
+})

packages/ash/assembly/bin/sort.ts

@@ -0,0 +1,50 @@
+function stringcomp(s1: string, s2: string): i32 {
+  if (s1 > s2) {
+    return 1;
+  } else if (s1 < s2) {
+    return -1
+  }
+
+  return 0;
+}
+
+
+export function main(args: string[]): void {
+
+  if (args.length > 1) {
+
+    let arr: string[] = [];
+
+    for (let i: i32 = 1; i < args.length; i++) {
+
+      let fd = fs.openFile(args[i]);
+
+      if (!fd.failed) {
+
+        let line = fd.result.readLine();
+        while (!line.failed) {
+          arr.push(line.result);
+          line = fd.result.readLine();
+        }
+
+      } else {
+        Console.error("sort: " + args[i] + ": No such file or directory");
+      }
+
+
+
+    }
+
+    let sorted = arr.sort(stringcomp);
+
+    for (let j: i32 = 0; j < sorted.length; j++) {
+      // log<string>(sorted[j]);
+      Console.write(sorted[j]);
+
+    }
+
+
+
+  }
+}
+