Added missing keywords and contextual keywords for C# 9

1 files changed, 9 insertions, 1 deletions

diff --git a/plugins/language_csharp.lua b/plugins/language_csharp.lua
index 5e790e3..c40009c 100644
--- a/plugins/language_csharp.lua
+++ b/plugins/language_csharp.lua
@@ -21,9 +21,10 @@ syntax.add {
     { pattern = "[%a_][%w_]*",              type = "symbol"   },
   },
   symbols = {
-    -- keywords
+    -- keywords and contextual keywords
     ["abstract"]   = "keyword",
     ["as"]         = "keyword",
+    ["add"]        = "keyword",
     ["await"]      = "keyword",
     ["base"]       = "keyword",
     ["break"]      = "keyword",
@@ -31,6 +32,7 @@ syntax.add {
     ["catch"]      = "keyword",
     ["checked"]    = "keyword",
     ["class"]      = "keyword",
+    ["record"]     = "keyword",
     ["const"]      = "keyword",
     ["continue"]   = "keyword",
     ["default"]    = "keyword",
@@ -59,9 +61,12 @@ syntax.add {
     ["operator"]   = "keyword",
     ["out"]        = "keyword",
     ["override"]   = "keyword",
+    ["remove"]     = "keyword",
     ["params"]     = "keyword",
+    ["partial"]    = "keyword",
     ["private"]    = "keyword",
     ["protected"]  = "keyword",
+    ["dynamic"]    = "keyword",
     ["public"]     = "keyword",
     ["readonly"]   = "keyword",
     ["ref"]        = "keyword",
@@ -81,10 +86,13 @@ syntax.add {
     ["unsafe"]     = "keyword",
     ["using"]      = "keyword",
     ["var"]        = "keyword",
+    ["value"]      = "keyword",
+    ["global"]     = "keyword",
     ["virtual"]    = "keyword",
     ["void"]       = "keyword",
     ["volatile"]   = "keyword",
     ["where"]      = "keyword",
+    ["when"]       = "keyword",
     ["while"]      = "keyword",
     ["yield"]      = "keyword",
     -- types