From 94134da25ad417b9deef9f66ff725bd3f1de08c9 Mon Sep 17 00:00:00 2001
From: Joseph Ferano <joseph@ferano.io>
Date: Fri, 25 Sep 2026 21:32:46 +0700
Subject: [PATCH] Dyn containers print without a space after the bracket,
 queued

---
 TODO.org                   |  3 +++
 test/syntax/algorithms.fln | 12 ++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/TODO.org b/TODO.org
index 35c7ec6a..39f9bf6b 100644
--- a/TODO.org
+++ b/TODO.org
@@ -304,6 +304,9 @@ compare bools, and a match over a bool takes true/false arms, exhaustive without
 Decided 2026-09-25: a let whose name no later statement of its block mentions prints
 flat, not as a nested block; a one-argument and/or prints as its argument.
 
+** NEXT A dyn vector prints as [1 2 3], a map as {:a 1}
+Decided 2026-09-25: no space after the opening bracket, in every renderer.
+
 ** WAIT ML-style patterns
 Held 2026-09-25 as a future direction, like the JS backend: nested destructuring,
 guards, or-patterns, literals at any depth, exhaustiveness over the nesting.
diff --git a/test/syntax/algorithms.fln b/test/syntax/algorithms.fln
index 90b0262b..1f267d09 100644
--- a/test/syntax/algorithms.fln
+++ b/test/syntax/algorithms.fln
@@ -36,6 +36,18 @@ fn insertion-sort(coll: [$t]) -> () where ordered?($t)
       --(j)
     ++(i)
 
+fn insertion-sort-dyn(coll)
+  let i = 1
+  let length = length(coll)
+  while i < length
+    let j = i
+    while j > 0 and coll[j] < coll[dec(j)]
+      let temp = coll[j]
+        coll[j] = coll[dec(j)]
+        coll[dec(j)] = temp
+      --(j)
+    ++(i)
+
 fn main() -> i32 = 0
 
 comment: