From 6faa6dd7206ea8d8085da63d5220489916948394 Mon Sep 17 00:00:00 2001
From: Ryan Oldenburg <ryan@guzba.com>
Date: Sun, 14 Apr 2024 23:59:05 -0500
Subject: [PATCH] 0.10.12

---
 examples/ziparchive_create.nim | 16 ++++++++++++++++
 src/zippy/ziparchives.nim      | 17 ++++++++++++++---
 zippy.nimble                   |  2 +-
 3 files changed, 31 insertions(+), 4 deletions(-)
 create mode 100644 examples/ziparchive_create.nim

diff --git a/examples/ziparchive_create.nim b/examples/ziparchive_create.nim
new file mode 100644
index 0000000..541cae2
--- /dev/null
+++ b/examples/ziparchive_create.nim
@@ -0,0 +1,16 @@
+import zippy/ziparchives, std/tables
+
+# This example shows how to easily create an in-memory zip archive that can be
+# written to disk or uploaded to a server, etc.
+
+# First, add the entries you want in the zip archive.
+# The key is the path (must be relative) and the value is the content bytes.
+var entries: Table[string, string]
+entries["file.txt"] = "Hello, Zip!"
+entries["data/blob.json"] = "{}"
+
+# Creates a zip archive containing the compressed entries.
+let archive = createZipArchive(entries)
+
+# This zip archive can be written to disk:
+writeFile("tmp.zip", archive)
diff --git a/src/zippy/ziparchives.nim b/src/zippy/ziparchives.nim
index 7299fe3..00afbff 100644
--- a/src/zippy/ziparchives.nim
+++ b/src/zippy/ziparchives.nim
@@ -453,9 +453,10 @@ proc extractAll*(
     reader.close()
 
 when (NimMajor, NimMinor, NimPatch) >= (1, 6, 0):
-  proc createZipArchive*(
-    entries: sink OrderedTable[string, string]
-  ): string {.raises: [ZippyError].} =
+  # For some reason `sink Table | OrderedTable` does not work, so work around:
+  template createZipArchiveImpl(
+    entries: var Table[string, string] | var OrderedTable[string, string]
+  ) =
 
     proc add16(dst: var string, v: int16 | uint16) =
       dst.setLen(dst.len + 2)
@@ -618,3 +619,13 @@ when (NimMajor, NimMinor, NimPatch) >= (1, 6, 0):
     result.add32(uint32.high) # Size of central directory (bytes) (or 0xffffffff for ZIP64)
     result.add32(uint32.high) # Offset of start of central directory, relative to start of archive (or 0xffffffff for ZIP64)
     result.add16(0)
+
+  proc createZipArchive*(
+    entries: sink Table[string, string]
+  ): string {.raises: [ZippyError].} =
+    createZipArchiveImpl(entries)
+
+  proc createZipArchive*(
+    entries: sink OrderedTable[string, string]
+  ): string {.raises: [ZippyError].} =
+    createZipArchiveImpl(entries)
diff --git a/zippy.nimble b/zippy.nimble
index 9842fea..ea6f4a0 100644
--- a/zippy.nimble
+++ b/zippy.nimble
@@ -1,4 +1,4 @@
-version       = "0.10.11"
+version       = "0.10.12"
 author        = "Ryan Oldenburg"
 description   = "Pure Nim implementation of deflate, zlib, gzip and zip."
 license       = "MIT"