examples: Use string interpolation instead of the format function

Author: hexaredecimal

examples/errors.pics

@@ -0,0 +1,18 @@
+
+IO :: import std.io
+Error :: import std.errors { Error { new, getValueOr } }
+
+safeDiv :: (x, y) =
+  when (x, y) {
+    is (_, 0) -> Error::new("Divide by zero")
+    else -> Error::success(x / y)
+  }
+
+result := Error::getValueOr(
+  safeDiv(50, 0),
+  |err| -> -1
+)
+
+IO::println(result)
+
+

examples/virtual3.pics

@@ -15,7 +15,7 @@ getProfile :: (id = 0) = Virtual::task(|_| -> do {
   profile
 })
 
-printProfile :: (kind, user) = IO::println(String::format("%s := {{name: %s}}", [kind, user.name]))
+printProfile :: (kind, user) = IO::println("{kind} := {user.name}")
 
 
 IO::println("Start")