feat(shellscript): add support for shellscript

Author: SamVerschueren

grammars/grammars.json

@@ -337,6 +337,55 @@
 			"extensions": [".stylus"],
 			"grammar": "Stylus.tmLanguage"
 		},
+		{
+			"language": "shellscript",
+			"scopeName": "source.shell",
+			"aliases": ["Shell Script", "shellscript", "bash", "sh", "zsh", "ksh", "csh"],
+			"extensions": [
+				".sh",
+				".bash",
+				".bashrc",
+				".bash_aliases",
+				".bash_profile",
+				".bash_login",
+				".ebuild",
+				".profile",
+				".bash_logout",
+				".xprofile",
+				".xsession",
+				".xsessionrc",
+				".Xsession",
+				".zsh",
+				".zshrc",
+				".zprofile",
+				".zlogin",
+				".zlogout",
+				".zshenv",
+				".zsh-theme",
+				".ksh",
+				".csh",
+				".cshrc",
+				".tcshrc",
+				".yashrc",
+				".yash_profile"
+			],
+			"filenames": [
+				"APKBUILD",
+				"PKGBUILD",
+				".envrc",
+				".hushlogin",
+				"zshrc",
+				"zshenv",
+				"zlogin",
+				"zprofile",
+				"zlogout",
+				"bashrc_Apple_Terminal",
+				"zshrc_Apple_Terminal"
+			],
+			"grammar": "shell-unix-bash.tmLanguage.json",
+			"firstLine": "^#!.*\\b(bash|zsh|sh|ksh|dtksh|pdksh|mksh|ash|dash|yash|sh|csh|jcsh|tcsh|itcsh).*|^#\\s*-\\*-[^*]*mode:\\s*shell-script[^*]*-\\*-",
+			"mimetypes": ["text/x-shellscript"]
+		},
 		{
 			"language": "jsx-tags",
 			"extensions": [],

grammars/shellscript/language-configuration.json

@@ -0,0 +1,32 @@
+{
+	"comments": {
+		"lineComment": "#"
+	},
+	"brackets": [
+		["{", "}"],
+		["[", "]"],
+		["(", ")"]
+	],
+	"autoClosingPairs": [
+		{ "open": "{", "close": "}" },
+		{ "open": "[", "close": "]" },
+		{ "open": "(", "close": ")" },
+		{ "open": "\"", "close": "\"", "notIn": ["string"] },
+		{ "open": "'", "close": "'", "notIn": ["string"] },
+		{ "open": "`", "close": "`", "notIn": ["string"] }
+	],
+	"surroundingPairs": [
+		["{", "}"],
+		["[", "]"],
+		["(", ")"],
+		["\"", "\""],
+		["'", "'"],
+		["`", "`"]
+	],
+	"folding": {
+		"markers": {
+			"start": "^\\s*#\\s*#?region\\b.*",
+			"end": "^\\s*#\\s*#?endregion\\b.*"
+		}
+	}
+}