Merge pull request #43 from jgmdev/language-yaml

Added Language yaml

2 files changed, 58 insertions, 0 deletions

diff --git a/README.md b/README.md
index 37a5b92..2edfbf7 100644
--- a/README.md
+++ b/README.md
@@ -88,6 +88,7 @@ Plugin | Description
 [`language_tsx`](plugins/language_tsx.lua?raw=1) | Syntax for [TSX](https://www.typescriptlang.org/docs/handbook/jsx.html) language
 [`language_v`](plugins/language_v.lua?raw=1) | Syntax for the [V](https://vlang.io/) programming language
 [`language_wren`](plugins/language_wren.lua?raw=1) | Syntax for the [Wren](http://wren.io/) programming language
+[`language_yaml`](plugins/language_yaml.lua?raw=1) | Syntax for [YAML](https://yaml.org/) serialization language
 [`language_zig`](plugins/language_zig.lua?raw=1) | Syntax for the [Zig](https://ziglang.org/) programming language
 ~~[`lastproject`](plugins/lastproject.lua?raw=1)~~ | Integrated with lite-xl ~~Loads the last loaded project if lite is launched without any arguments~~
 [`lfautoinsert`](plugins/lfautoinsert.lua?raw=1) | Automatically inserts indentation and closing bracket/text after newline
diff --git a/plugins/language_yaml.lua b/plugins/language_yaml.lua
new file mode 100644
index 0000000..40e19b6
--- /dev/null
+++ b/plugins/language_yaml.lua
@@ -0,0 +1,57 @@
+-- mod-version:1 -- lite-xl 1.16
+local syntax = require "core.syntax"
+
+syntax.add {
+  files = { "%.yml$", "%.yaml$" },
+  comment = "#",
+  patterns = {
+    { pattern = { "#", "\n"},                  type = "comment"  },
+    { pattern = { '"', '"', '\\' },            type = "string"   },
+    { pattern = { "'", "'", '\\' },            type = "string"   },
+    { pattern = "%-?%.inf",                    type = "number"   },
+    { pattern = "%.NaN",                       type = "number"   },
+    {
+      pattern = "%&()%g+",
+      type = { "keyword", "literal" }
+    },
+    { pattern = "!%g+",                        type = "keyword"  },
+    { pattern = "<<",                          type = "literal"  },
+    {
+      pattern = "[%s]%*()[%w%d_]+",
+      type = { "keyword", "keyword2" }
+    },
+    {
+      pattern = "%*()[%w%d_]+",
+      type = { "keyword", "literal" }
+    },
+    {
+      pattern = "[%[%{]()%s*[%w%d]+%g+%s*():%s",
+      type = { "operator", "keyword2", "operator" }
+    },
+    {
+      pattern = "[%s][%w%d]+%g+%s*():%s",
+      type = { "keyword2", "operator" }
+    },
+    {
+      pattern = "[%w%d]+%g+%s*():%s",
+      type = { "literal", "operator" }
+    },
+    { pattern = "0%d+",                        type = "number"   },
+    { pattern = "0x%x+",                       type = "number"   },
+    { pattern = "[%+%-]?%d+[,%.eE:%+%d]*%d+",  type = "number"   },
+    { pattern = "[%*%|%!>%%]",                 type = "keyword"  },
+    { pattern = "[%-:%?%*%{%}%[%]]",           type = "operator" },
+    -- Everything else for keywords to work
+    {
+      pattern = "[%d%a_][%g_]*()[%]%},]",
+      type = { "string", "operator" }
+    },
+    { pattern = "[%d%a_][%g_]*",               type = "string"   },
+  },
+  symbols = {
+    ["true"]  = "number",
+    ["false"] = "number",
+    ["y"]     = "number",
+    ["n"]     = "number"
+  }
+}