From 74b8f107cd0eeec99ab4c7782434c79550962957 Mon Sep 17 00:00:00 2001
From: Phillip L <p410n3@gmail.com>
Date: Sat, 18 Apr 2020 23:43:25 +0200
Subject: Syntax highlighting for PHP

I hope I did not miss anything obvious, but works decent for the files I just tested.

I highlight $ as a operator because I like having only the $ in front of my variables highlighted
---
 language_php.lua | 97 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 language_php.lua

diff --git a/language_php.lua b/language_php.lua
new file mode 100644
index 0000000..55597d6
--- /dev/null
+++ b/language_php.lua
@@ -0,0 +1,97 @@
+local syntax = require "core.syntax"
+
+syntax.add {
+  files = { "%.php$", "%.phtml" },
+  comment = "//",
+  patterns = {
+    { pattern = "//.-\n",                 type = "comment"  },
+    { pattern = { "/%*", "%*/" },         type = "comment"  },
+    -- I dont know why the '//' are needed but I leave it here for now
+    { pattern = { '"', '"', '\\' },       type = "string"   },
+    { pattern = { "'", "'", '\\' },       type = "string"   },
+    { pattern = "%\\x[%da-fA-F]+",        type = "number"   },
+    { pattern = "-?%d+[%d%.eE]*",         type = "number"   },
+    { pattern = "-?%.?%d+",               type = "number"   },
+    { pattern = "[%.%+%-=/%*%^%%<>!~|&]", type = "operator" },
+    { pattern = "[%a_][%w_]*%f[(]",       type = "function" },
+    { pattern = "[%a_][%w_]*",            type = "symbol"   },
+    -- To indicate variables.
+    { pattern = "%$",          type = "operator" },
+  },
+  symbols = {
+    ["return"] = "keyword",
+    ["if"] = "keyword",
+    ["else"] = "keyword",
+    ["elseif"] = "keyword",
+    ["endif"] = "keyword",
+    ["declare"] = "keyword",
+    ["enddeclare"] = "keyword",
+    ["switch"] = "keyword",
+    ["endswitch"] = "keyword",
+    ["as"] = "keyword",
+    ["do"] = "keyword",
+    ["for"] = "keyword",
+    ["endfor"] = "keyword",
+    ["foreach"] = "keyword",
+    ["endforeach"] = "keyword",
+    ["while"] = "keyword",
+    ["endwhile"] = "keyword",
+    ["switch"] = "keyword",
+    ["case"] = "keyword",
+    ["continue"] = "keyword",
+    ["default"] = "keyword",
+    ["break"] = "keyword",
+    ["exit"] = "keyword",
+    ["goto"] = "keyword",
+
+    ["catch"] = "keyword",
+    ["throw"] = "keyword",
+    ["try"] = "keyword",
+    ["finally"] = "keyword",
+
+    ["class"] = "keyword",
+    ["trait"] = "keyword",
+    ["interface"] = "keyword",
+    ["public"] = "keyword",
+    ["static"] = "keyword",
+    ["protected"] = "keyword",
+    ["private"] = "keyword",
+    ["abstract"] = "keyword",
+    ["final"] = "keyword",
+
+    ["function"] = "keyword2",
+    ["global"] = "keyword2",
+    ["var"] = "keyword2",
+    ["const"] = "keyword2",
+    ["bool"] = "keyword2",
+    ["boolean"] = "keyword2",
+    ["int"] = "keyword2",
+    ["integer"] = "keyword2",
+    ["real"] = "keyword2",
+    ["double"] = "keyword2",
+    ["float"] = "keyword2",
+    ["string"] = "keyword2",
+    ["array"] = "keyword2",
+    ["object"] = "keyword2",
+    ["callable"] = "keyword2",
+    ["iterable"] = "keyword2",
+
+    ["namespace"] = "keyword2",
+    ["extends"] = "keyword2",
+    ["implements"] = "keyword2",
+    ["instanceof"] = "keyword2",
+    ["require"] = "keyword2",
+    ["require_once"] = "keyword2",
+    ["include"] = "keyword2",
+    ["include_once"] = "keyword2",
+    ["use"] = "keyword2",
+    ["new"] = "keyword2",
+    ["clone"] = "keyword2",
+
+    ["true"] = "literal",
+    ["false"] = "literal",
+    ["NULL"] = "literal",
+    ["parent"] = "literal",
+    ["self"] = "literal",
+  },
+}
-- 
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