zig language improvements

1 files changed, 30 insertions, 130 deletions

diff --git a/plugins/language_zig.lua b/plugins/language_zig.lua
index 2c098af..fdd4d1a 100644
--- a/plugins/language_zig.lua
+++ b/plugins/language_zig.lua
@@ -5,31 +5,38 @@ syntax.add {
   files = { "%.zig$" },
   comment = "//",
   patterns = {
-    { pattern = "//.-\n",               type = "comment"  },
-    { pattern = "#!.-\n",               type = "comment"  },
-    { pattern = { '"', '"', '\\' },     type = "string"   },
-    { pattern = { "'", "'", '\\' },     type = "string"   },
-    { pattern = "-?[iuf][%d_]+",            type = "keyword2" },
-    { pattern = "-?\\x[%x_]+",          type = "number"   },
-    { pattern = "-?\\u{[%x_]+}",        type = "number"   },
-    { pattern = "-?%d+[%d%.eE]*f?",     type = "number"   },
-    { pattern = "-?%.?%d+f?",           type = "number"   },
-    { pattern = "[%+%-=/%*%^%%<>!~|&]", type = "operator" },
-    { pattern = "[%a_][%w_]*%f[(]",     type = "function" },
-    { pattern = "@?[%a_][%w_]*",        type = "symbol"   },
+    { pattern = "//.-\n", type = "comment"  },
+    { pattern = "\\\\.-\n", type = "string" },
+    { pattern = { '"', '"', '\\' }, type = "string"   },
+    { pattern = { "'", "'", '\\' }, type = "string"   },
+    { pattern = "[iu][%d_]+", type = "keyword2" },
+    { pattern = "0b[01_]+", type = "number" },
+    { pattern = "0o[0-7_]+", type = "number" },
+    { pattern = "0x[%x_]+", type = "number" },
+    { pattern = "0x[%x_]+%.[%x_]*[pP][-+]?%d+", type = "number" },
+    { pattern = "0x[%x_]+%.[%x_]*", type = "number" },
+    { pattern = "0x%.[%x_]+[pP][-+]?%d+", type = "number" },
+    { pattern = "0x%.[%x_]+", type = "number" },
+    { pattern = "0x[%x_]+[pP][-+]?%d+", type = "number" },
+    { pattern = "0x[%x_]+", type = "number" },
+    { pattern = "%d[%d_]*%.[%d_]*[eE][-+]?%d+", type = "number" },
+    { pattern = "%d[%d_]*%.[%d_]*", type = "number" },
+    { pattern = "%d[%d_]*", type = "number" },
+    { pattern = "[%+%-=/%*%^%%<>!~|&%.%?]", type = "operator" },
+    { pattern = "[%a_][%w_]*()%s*%(",     type = {"function", "normal"} },
+    { pattern = "[A-Z][%w_]*", type = "keyword2" },
+    { pattern = "[%a_][%w_]*", type = "symbol" },
+    { pattern = "@()[%a_][%w_]*", type = {"operator", "function"} },
   },
   symbols = {
     ["fn"]          = "keyword",
-
     ["asm"]         = "keyword",
     ["volatile"]    = "keyword",
-
     ["continue"]    = "keyword",
     ["break"]       = "keyword",
     ["switch"]      = "keyword",
     ["for"]         = "keyword",
     ["while"]       = "keyword",
-
     ["var"]             = "keyword",
     ["anytype"]         = "keyword",
     ["const"]           = "keyword",
@@ -42,146 +49,39 @@ syntax.add {
     ["errdefer"]        = "keyword",
     ["align"]           = "keyword",
     ["usingnamespace"]  = "keyword",
-
     ["noasync"]     = "keyword",
     ["async"]       = "keyword",
     ["await"]       = "keyword",
     ["cancel"]      = "keyword",
     ["suspend"]     = "keyword",
     ["resume"]      = "keyword",
-
     ["threadlocal"] = "keyword",
-
     ["linksection"] = "keyword",
-
     ["callconv"]    = "keyword",
-
     ["try"]         = "keyword",
     ["catch"]       = "keyword",
     ["orelse"]      = "keyword",
     ["unreachable"] = "keyword",
-    ["noreturn"]    = "keyword",
     ["error"]       = "keyword",
     ["if"]          = "keyword",
     ["else"]        = "keyword",
     ["return"]      = "keyword",
     ["comptime"]    = "keyword",
-
     ["stdcallcc"]   = "keyword",
     ["ccc"]         = "keyword",
     ["nakedcc"]     = "keyword",
-
     ["and"]         = "keyword",
     ["or"]          = "keyword",
-
-    -- std
-    ["@import"]     = "keyword",
-    ["@cImport"]    = "keyword",
-
-    [ "@addWithOverflow" ]      = "function",
-    [ "@alignCast" ]            = "function",
-    [ "@alignOf" ]              = "function",
-    [ "@as" ]                   = "function",
-    [ "@asyncCall" ]            = "function",
-    [ "@atomicLoad" ]           = "function",
-    [ "@atomicRmw" ]            = "function",
-    [ "@atomicStore" ]          = "function",
-    [ "@bitCast" ]              = "function",
-    [ "@bitOffsetOf" ]          = "function",
-    [ "@boolToInt" ]            = "function",
-    [ "@bitSizeOf" ]            = "function",
-    [ "@breakpoint" ]           = "function",
-    [ "@mulAdd" ]               = "function",
-    [ "@byteSwap" ]             = "function",
-    [ "@bitReverse" ]           = "function",
-    [ "@byteOffsetOf" ]         = "function",
-    [ "@call" ]                 = "function",
-    [ "@cDefine" ]              = "function",
-    [ "@cImport" ]              = "function",
-    [ "@cInclude" ]             = "function",
-    [ "@clz" ]                  = "function",
-    [ "@cmpxchgStrong" ]        = "function",
-    [ "@cmpxchgWeak" ]          = "function",
-    [ "@compileError" ]         = "function",
-    [ "@compileLog" ]           = "function",
-    [ "@ctz" ]                  = "function",
-    [ "@cUndef" ]               = "function",
-    [ "@divExact" ]             = "function",
-    [ "@divFloor" ]             = "function",
-    [ "@divTrunc" ]             = "function",
-    [ "@embedFile" ]            = "function",
-    [ "@enumToInt" ]            = "function",
-    [ "@errorName" ]            = "function",
-    [ "@errorReturnTrace" ]     = "function",
-    [ "@errorToInt" ]           = "function",
-    [ "@errSetCast" ]           = "function",
-    [ "@export" ]               = "function",
-    [ "@fence" ]                = "function",
-    [ "@field" ]                = "function",
-    [ "@fieldParentPtr" ]       = "function",
-    [ "@floatCast" ]            = "function",
-    [ "@floatToInt" ]           = "function",
-    [ "@Frame" ]                = "function",
-    [ "@frame" ]                = "function",
-    [ "@frameAddress" ]         = "function",
-    [ "@frameSize" ]            = "function",
-    [ "@hasDecl" ]              = "function",
-    [ "@hasField" ]             = "function",
-    [ "@import" ]               = "function",
-    [ "@intCast" ]              = "function",
-    [ "@intToEnum" ]            = "function",
-    [ "@intToError" ]           = "function",
-    [ "@intToFloat" ]           = "function",
-    [ "@intToPtr" ]             = "function",
-    [ "@memcpy" ]               = "function",
-    [ "@memset" ]               = "function",
-    [ "@wasmMemorySize" ]       = "function",
-    [ "@wasmMemoryGrow" ]       = "function",
-    [ "@mod" ]                  = "function",
-    [ "@mulWithOverflow" ]      = "function",
-    [ "@panic" ]                = "function",
-    [ "@popCount" ]             = "function",
-    [ "@ptrCast" ]              = "function",
-    [ "@ptrToInt" ]             = "function",
-    [ "@rem" ]                  = "function",
-    [ "@returnAddress" ]        = "function",
-    [ "@setAlignStack" ]        = "function",
-    [ "@setCold" ]              = "function",
-    [ "@setEvalBranchQuota" ]   = "function",
-    [ "@setFloatMode" ]         = "function",
-    [ "@setRuntimeSafety" ]     = "function",
-    [ "@shlExact" ]             = "function",
-    [ "@shlWithOverflow" ]      = "function",
-    [ "@shrExact" ]             = "function",
-    [ "@shuffle" ]              = "function",
-    [ "@sizeOf" ]               = "function",
-    [ "@splat" ]                = "function",
-    [ "@src" ]                  = "function",
-    [ "@sqrt" ]                 = "function",
-    [ "@sin" ]                  = "function",
-    [ "@cos" ]                  = "function",
-    [ "@exp" ]                  = "function",
-    [ "@exp2" ]                 = "function",
-    [ "@log" ]                  = "function",
-    [ "@log2" ]                 = "function",
-    [ "@log10" ]                = "function",
-    [ "@fabs" ]                 = "function",
-    [ "@floor" ]                = "function",
-    [ "@ceil" ]                 = "function",
-    [ "@trunc" ]                = "function",
-    [ "@round" ]                = "function",
-    [ "@subWithOverflow" ]      = "function",
-    [ "@tagName" ]              = "function",
-    [ "@TagType" ]              = "function",
-    [ "@This" ]                 = "function",
-    [ "@truncate" ]             = "function",
-    [ "@Type" ]                 = "function",
-    [ "@typeInfo" ]             = "function",
-    [ "@typeName" ]             = "function",
-    [ "@TypeOf" ]               = "function",
-    [ "@unionInit" ]            = "function",
+    ["struct"] = "keyword",
+    ["enum"] = "keyword",
+    ["union"] = "keyword",
+    ["opaque"] = "keyword",
 
     -- types
+    ["f16"] = "keyword2",
+    ["f32"] = "keyword2",
+    ["f64"] = "keyword2",
+    ["f128"] = "keyword2",
     ["void"]            = "keyword2",
     ["c_void"]          = "keyword2",
     ["isize"]           = "keyword2",