Add syntax highlighting for /etc/fstab files (#84)

* Add syntax highlighting for fstab files

* Add fstab to README

2 files changed, 99 insertions, 0 deletions

diff --git a/README.md b/README.md
index 2426b0d..6647e2a 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,7 @@ Plugin | Description
 [`language_elm`](plugins/language_elm.lua?raw=1) | Syntax for the [Elm](https://elm-lang.org) programming language
 [`language_fe`](plugins/language_fe.lua?raw=1) | Syntax for the [fe](https://github.com/rxi/fe) programming language
 [`language_fennel`](plugins/language_fennel.lua?raw=1) | Syntax for the [fennel](https://fennel-lang.org) programming language
+[`language_fstab`](plugins/language_fstab.lua?raw=1) | Syntax for the [fstab](https://en.wikipedia.org/wiki/Fstab) config files
 [`language_gdscript`](plugins/language_gdscript.lua?raw=1) | Syntax for the [Godot Engine](https://godotengine.org/)'s GDScript scripting language
 [`language_glsl`](plugins/language_glsl.lua?raw=1) | Syntax for the [GLSL](https://www.khronos.org/registry/OpenGL/specs/gl/) programming language
 [`language_go`](plugins/language_go.lua?raw=1) | Syntax for the [Go](https://golang.org/) programming language
diff --git a/plugins/language_fstab.lua b/plugins/language_fstab.lua
new file mode 100644
index 0000000..ad10881
--- /dev/null
+++ b/plugins/language_fstab.lua
@@ -0,0 +1,98 @@
+-- mod-version:2
+
+local syntax = require "core.syntax"
+
+syntax.add {
+  files = { "fstab" },
+  comment = '#',
+  patterns = {
+    -- Only lines that start with a # are comments; you can have #'s in fuse 
+    -- filesystem strings that aren't comments, so shouldn't be highlighted as such.
+    { regex   = "^#.*$",                    type = "comment" },
+    { pattern = "[=/:.,]+",                 type = "operator" },
+    { pattern = "/.*/",                     type = "string"  },
+    { pattern = "#",                        type = "operator" },
+    -- {
+    --   pattern = "%g+%s+()%g+%s+()%g+%s+()%g+%s+()[01]%s+()[012]%s*",
+    --   type = {
+    --     -- filesystem
+    --     "keyword",
+    --     -- mount point
+    --     "keyword2",
+    --     -- fs type
+    --     "symbol",
+    --     -- options
+    --     "keyword2",
+    --     -- dump frequency
+    --     "keyword",
+    --     -- pass number
+    --     "keyword2",
+    --   }
+    -- },
+
+    -- UUID
+    { pattern = "%w-%-%w-%-%w-%-%w-%-%w- ",   type = "string" },
+    -- IPv4 Address
+    { pattern = "%d+%.%d+%.%d+%.%d+",         type = "string" },
+
+    { pattern = " %d+ ",                      type = "number" },
+    { pattern = "[%w_]+",                     type = "symbol" },
+
+  },
+  symbols = {
+    ["none"] = "literal",
+
+    ["LABEL"] = "keyword",
+    ["UUID"] = "keyword",
+    
+    -- filesystems
+    ["aufs"] = "keyword2",
+    ["autofs"] = "keyword2",
+    ["bdev"] = "keyword2",
+    ["binder"] = "keyword2",
+    ["binfmt_misc"] = "keyword2",
+    ["bpf"] = "keyword2",
+    ["btrfs"] = "keyword2",
+    ["cgroup"] = "keyword2",
+    ["cgroup2"] = "keyword2",
+    ["configfs"] = "keyword2",
+    ["cpuset"] = "keyword2",
+    ["debugfs"] = "keyword2",
+    ["devpts"] = "keyword2",
+    ["devtmpfs"] = "keyword2",
+    ["ecryptfs"] = "keyword2",
+    ["ext2"] = "keyword2",
+    ["ext3"] = "keyword2",
+    ["ext4"] = "keyword2",
+    ["fuse"] = "keyword2",
+    ["fuseblk"] = "keyword2",
+    ["fusectl"] = "keyword2",
+    ["hfs"] = "keyword2",
+    ["hfsplus"] = "keyword2",
+    ["hugetlbfs"] = "keyword2",
+    ["jfs"] = "keyword2",
+    ["minix"] = "keyword2",
+    ["mqueue"] = "keyword2",
+    ["msdos"] = "keyword2",
+    ["nfs"] = "keyword2",
+    ["nfs4"] = "keyword2",
+    ["nfsd"] = "keyword2",
+    ["ntfs"] = "keyword2",
+    ["pipefs"] = "keyword2",
+    ["proc"] = "keyword2",
+    ["pstore"] = "keyword2",
+    ["qnx4"] = "keyword2",
+    ["ramfs"] = "keyword2",
+    ["rpc_pipefs"] = "keyword2",
+    ["securityfs"] = "keyword2",
+    ["sockfs"] = "keyword2",
+    ["squashfs"] = "keyword2",
+    ["swap"] = "keyword2",
+    ["sysfs"] = "keyword2",
+    ["tmpfs"] = "keyword2",
+    ["tracefs"] = "keyword2",
+    ["ufs"] = "keyword2",
+    ["vfat"] = "keyword2",
+    ["xfs"] = "keyword2",
+  },
+}