Added `language_sh` plugin

2 files changed, 29 insertions, 0 deletions

diff --git a/README.md b/README.md
index a2dc8ca..ab20204 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,7 @@ Plugin | Description
 [`language_php`](plugins/language_php.lua?raw=1) | Syntax for the [PHP](https://php.net) programming language
 [`language_psql`](plugins/language_psql.lua?raw=1) | Syntax for the postgresql database access language
 [`language_rust`](plugins/language_rust.lua?raw=1) | Syntax for the [Rust](https://rust-lang.org/) programming language
+[`language_sh`](plugins/language_sh.lua?raw=1) | Syntax for shell scripting language
 [`language_wren`](plugins/language_wren.lua?raw=1) | Syntax for the [Wren](http://wren.io/) programming language
 [`macmodkeys`](plugins/macmodkeys.lua?raw=1) | Remaps mac modkeys `command/option` to `ctrl/alt`
 [`sort`](plugins/sort.lua?raw=1) | Sorts selected lines alphabetically
diff --git a/plugins/language_sh.lua b/plugins/language_sh.lua
new file mode 100644
index 0000000..e76cabc
--- /dev/null
+++ b/plugins/language_sh.lua
@@ -0,0 +1,28 @@
+local syntax = require "core.syntax"
+
+syntax.add {
+  files = { "%.sh$" },
+  comment = "#",
+  patterns = {
+    { pattern = "#.*\n",                  type = "comment"  },
+    { pattern = [[\.]],                   type = "normal"   },
+    { pattern = { '"', '"', '\\' },       type = "string"   },
+    { pattern = { "'", "'", '\\' },       type = "string"   },
+    { pattern = "%f[%w_][%d%.]+%f[^%w_]", type = "number"   },
+    { pattern = "[!<>|%[%]=*]",           type = "operator" },
+    { pattern = "%f[%S]%-[%w%-_]+",       type = "function" },
+    { pattern = "$[%a_@*][%w_]*",         type = "keyword2" },
+    { pattern = "[%a_][%w_]*",            type = "symbol"   },
+  },
+  symbols = {
+    ["if"]    = "keyword",
+    ["then"]  = "keyword",
+    ["elif"]  = "keyword",
+    ["else"]  = "keyword",
+    ["fi"]    = "keyword",
+    ["echo"]  = "keyword",
+    ["true"]  = "literal",
+    ["false"] = "literal",
+  },
+}
+