From ff6031a8ea549ca8deff1f163a43388cce936160 Mon Sep 17 00:00:00 2001
From: Huw Percival <huw.percival@dyson.com>
Date: Wed, 23 Feb 2022 10:40:29 +0000
Subject: [PATCH] re-write to use python, hopefully this is portable enough,
 tested with python 3.6.5 anf 2.7.18

---
 src/_cmake | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/_cmake b/src/_cmake
index cc5de89..20b88ac 100644
--- a/src/_cmake
+++ b/src/_cmake
@@ -141,13 +141,21 @@ _cmake_generator_options() {
 # --------------
 (( $+functions[_cmake_presets] )) ||
 _cmake_presets() {
-  local invoke; invoke=(${words[@]})
-  # TODO: remove all arguments -* except -S
-  invoke[$CURRENT]=--list-presets
+
+  local parse_presets; parse_presets='
+import json    
+import os    
+try:    
+    with open("CMakePresets.json") as preset_file:    
+        print(os.linesep.join([ x["name"] + ":" + x.get("description", "") for x in json.load(preset_file)["configurePresets"]]))
+except:    
+    pass    
+
+'
 
   # TODO: Problems with quotes need eval
   # would need a way to exec the array
-  local list_presets; list_presets=(${(f)"$(eval "${invoke[@]} 2> /dev/null" | grep -Po '(?<=\").*(?=")' )"})
+  local list_presets; list_presets=(${(f)"$(eval python <<< $parse_presets)"})
 
   _describe 'presets' list_presets
 }