--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/github.com/alecthomas/chroma/v2/lexers/caddyfile.go	Sun Jul 23 13:18:53 2023 +0000
@@ -0,0 +1,215 @@
+package lexers
+
+import (
+	. "github.com/alecthomas/chroma/v2" // nolint
+)
+
+// caddyfileCommon are the rules common to both of the lexer variants
+func caddyfileCommonRules() Rules {
+	return Rules{
+		"site_block_common": {
+			// Import keyword
+			{`(import)(\s+)([^\s]+)`, ByGroups(Keyword, Text, NameVariableMagic), nil},
+			// Matcher definition
+			{`@[^\s]+(?=\s)`, NameDecorator, Push("matcher")},
+			// Matcher token stub for docs
+			{`\[\<matcher\>\]`, NameDecorator, Push("matcher")},
+			// These cannot have matchers but may have things that look like
+			// matchers in their arguments, so we just parse as a subdirective.
+			{`try_files`, Keyword, Push("subdirective")},
+			// These are special, they can nest more directives
+			{`handle_errors|handle|route|handle_path|not`, Keyword, Push("nested_directive")},
+			// Any other directive
+			{`[^\s#]+`, Keyword, Push("directive")},
+			Include("base"),
+		},
+		"matcher": {
+			{`\{`, Punctuation, Push("block")},
+			// Not can be one-liner
+			{`not`, Keyword, Push("deep_not_matcher")},
+			// Any other same-line matcher
+			{`[^\s#]+`, Keyword, Push("arguments")},
+			// Terminators
+			{`\n`, Text, Pop(1)},
+			{`\}`, Punctuation, Pop(1)},
+			Include("base"),
+		},
+		"block": {
+			{`\}`, Punctuation, Pop(2)},
+			// Not can be one-liner
+			{`not`, Keyword, Push("not_matcher")},
+			// Any other subdirective
+			{`[^\s#]+`, Keyword, Push("subdirective")},
+			Include("base"),
+		},
+		"nested_block": {
+			{`\}`, Punctuation, Pop(2)},
+			// Matcher definition
+			{`@[^\s]+(?=\s)`, NameDecorator, Push("matcher")},
+			// Something that starts with literally < is probably a docs stub
+			{`\<[^#]+\>`, Keyword, Push("nested_directive")},
+			// Any other directive
+			{`[^\s#]+`, Keyword, Push("nested_directive")},
+			Include("base"),
+		},
+		"not_matcher": {
+			{`\}`, Punctuation, Pop(2)},
+			{`\{(?=\s)`, Punctuation, Push("block")},
+			{`[^\s#]+`, Keyword, Push("arguments")},
+			{`\s+`, Text, nil},
+		},
+		"deep_not_matcher": {
+			{`\}`, Punctuation, Pop(2)},
+			{`\{(?=\s)`, Punctuation, Push("block")},
+			{`[^\s#]+`, Keyword, Push("deep_subdirective")},
+			{`\s+`, Text, nil},
+		},
+		"directive": {
+			{`\{(?=\s)`, Punctuation, Push("block")},
+			Include("matcher_token"),
+			Include("comments_pop_1"),
+			{`\n`, Text, Pop(1)},
+			Include("base"),
+		},
+		"nested_directive": {
+			{`\{(?=\s)`, Punctuation, Push("nested_block")},
+			Include("matcher_token"),
+			Include("comments_pop_1"),
+			{`\n`, Text, Pop(1)},
+			Include("base"),
+		},
+		"subdirective": {
+			{`\{(?=\s)`, Punctuation, Push("block")},
+			Include("comments_pop_1"),
+			{`\n`, Text, Pop(1)},
+			Include("base"),
+		},
+		"arguments": {
+			{`\{(?=\s)`, Punctuation, Push("block")},
+			Include("comments_pop_2"),
+			{`\\\n`, Text, nil}, // Skip escaped newlines
+			{`\n`, Text, Pop(2)},
+			Include("base"),
+		},
+		"deep_subdirective": {
+			{`\{(?=\s)`, Punctuation, Push("block")},
+			Include("comments_pop_3"),
+			{`\n`, Text, Pop(3)},
+			Include("base"),
+		},
+		"matcher_token": {
+			{`@[^\s]+`, NameDecorator, Push("arguments")},         // Named matcher
+			{`/[^\s]+`, NameDecorator, Push("arguments")},         // Path matcher
+			{`\*`, NameDecorator, Push("arguments")},              // Wildcard path matcher
+			{`\[\<matcher\>\]`, NameDecorator, Push("arguments")}, // Matcher token stub for docs
+		},
+		"comments": {
+			{`^#.*\n`, CommentSingle, nil},   // Comment at start of line
+			{`\s+#.*\n`, CommentSingle, nil}, // Comment preceded by whitespace
+		},
+		"comments_pop_1": {
+			{`^#.*\n`, CommentSingle, Pop(1)},   // Comment at start of line
+			{`\s+#.*\n`, CommentSingle, Pop(1)}, // Comment preceded by whitespace
+		},
+		"comments_pop_2": {
+			{`^#.*\n`, CommentSingle, Pop(2)},   // Comment at start of line
+			{`\s+#.*\n`, CommentSingle, Pop(2)}, // Comment preceded by whitespace
+		},
+		"comments_pop_3": {
+			{`^#.*\n`, CommentSingle, Pop(3)},   // Comment at start of line
+			{`\s+#.*\n`, CommentSingle, Pop(3)}, // Comment preceded by whitespace
+		},
+		"base": {
+			Include("comments"),
+			{`(on|off|first|last|before|after|internal|strip_prefix|strip_suffix|replace)\b`, NameConstant, nil},
+			{`(https?://)?([a-z0-9.-]+)(:)([0-9]+)`, ByGroups(Name, Name, Punctuation, LiteralNumberInteger), nil},
+			{`[a-z-]+/[a-z-+]+`, LiteralString, nil},
+			{`[0-9]+[km]?\b`, LiteralNumberInteger, nil},
+			{`\{[\w+.\$-]+\}`, LiteralStringEscape, nil}, // Placeholder
+			{`\[(?=[^#{}$]+\])`, Punctuation, nil},
+			{`\]|\|`, Punctuation, nil},
+			{`[^\s#{}$\]]+`, LiteralString, nil},
+			{`/[^\s#]*`, Name, nil},
+			{`\s+`, Text, nil},
+		},
+	}
+}
+
+// Caddyfile lexer.
+var Caddyfile = Register(MustNewLexer(
+	&Config{
+		Name:      "Caddyfile",
+		Aliases:   []string{"caddyfile", "caddy"},
+		Filenames: []string{"Caddyfile*"},
+		MimeTypes: []string{},
+	},
+	caddyfileRules,
+))
+
+func caddyfileRules() Rules {
+	return Rules{
+		"root": {
+			Include("comments"),
+			// Global options block
+			{`^\s*(\{)\s*$`, ByGroups(Punctuation), Push("globals")},
+			// Snippets
+			{`(\([^\s#]+\))(\s*)(\{)`, ByGroups(NameVariableAnonymous, Text, Punctuation), Push("snippet")},
+			// Site label
+			{`[^#{(\s,]+`, GenericHeading, Push("label")},
+			// Site label with placeholder
+			{`\{[\w+.\$-]+\}`, LiteralStringEscape, Push("label")},
+			{`\s+`, Text, nil},
+		},
+		"globals": {
+			{`\}`, Punctuation, Pop(1)},
+			{`[^\s#]+`, Keyword, Push("directive")},
+			Include("base"),
+		},
+		"snippet": {
+			{`\}`, Punctuation, Pop(1)},
+			// Matcher definition
+			{`@[^\s]+(?=\s)`, NameDecorator, Push("matcher")},
+			// Any directive
+			{`[^\s#]+`, Keyword, Push("directive")},
+			Include("base"),
+		},
+		"label": {
+			// Allow multiple labels, comma separated, newlines after
+			// a comma means another label is coming
+			{`,\s*\n?`, Text, nil},
+			{` `, Text, nil},
+			// Site label with placeholder
+			{`\{[\w+.\$-]+\}`, LiteralStringEscape, nil},
+			// Site label
+			{`[^#{(\s,]+`, GenericHeading, nil},
+			// Comment after non-block label (hack because comments end in \n)
+			{`#.*\n`, CommentSingle, Push("site_block")},
+			// Note: if \n, we'll never pop out of the site_block, it's valid
+			{`\{(?=\s)|\n`, Punctuation, Push("site_block")},
+		},
+		"site_block": {
+			{`\}`, Punctuation, Pop(2)},
+			Include("site_block_common"),
+		},
+	}.Merge(caddyfileCommonRules())
+}
+
+// Caddyfile directive-only lexer.
+var CaddyfileDirectives = Register(MustNewLexer(
+	&Config{
+		Name:      "Caddyfile Directives",
+		Aliases:   []string{"caddyfile-directives", "caddyfile-d", "caddy-d"},
+		Filenames: []string{},
+		MimeTypes: []string{},
+	},
+	caddyfileDirectivesRules,
+))
+
+func caddyfileDirectivesRules() Rules {
+	return Rules{
+		// Same as "site_block" in Caddyfile
+		"root": {
+			Include("site_block_common"),
+		},
+	}.Merge(caddyfileCommonRules())
+}