Use glamour and termev to render/colorize content (#181)

Merge branch 'master' into use-glamour

select Glamour Theme based on BackgroundColor

Merge branch 'master' into use-glamour

Merge branch 'master' into use-glamour

update termev

update go.mod

label color colorate

use glamour for issue content

Vendor: Add glamour

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitea/tea/pulls/181
Reviewed-by: techknowlogick <techknowlogick@gitea.io>
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>

vendor/github.com/alecthomas/chroma/lexers/a/angular2.go

@@ -0,0 +1,42 @@
+package a
+
+import (
+	. "github.com/alecthomas/chroma" // nolint
+	"github.com/alecthomas/chroma/lexers/internal"
+)
+
+// Angular2 lexer.
+var Angular2 = internal.Register(MustNewLexer(
+	&Config{
+		Name:      "Angular2",
+		Aliases:   []string{"ng2"},
+		Filenames: []string{},
+		MimeTypes: []string{},
+	},
+	Rules{
+		"root": {
+			{`[^{([*#]+`, Other, nil},
+			{`(\{\{)(\s*)`, ByGroups(CommentPreproc, Text), Push("ngExpression")},
+			{`([([]+)([\w:.-]+)([\])]+)(\s*)(=)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation, Text, Operator, Text), Push("attr")},
+			{`([([]+)([\w:.-]+)([\])]+)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation, Text), nil},
+			{`([*#])([\w:.-]+)(\s*)(=)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation, Operator), Push("attr")},
+			{`([*#])([\w:.-]+)(\s*)`, ByGroups(Punctuation, NameAttribute, Punctuation), nil},
+		},
+		"ngExpression": {
+			{`\s+(\|\s+)?`, Text, nil},
+			{`\}\}`, CommentPreproc, Pop(1)},
+			{`:?(true|false)`, LiteralStringBoolean, nil},
+			{`:?"(\\\\|\\"|[^"])*"`, LiteralStringDouble, nil},
+			{`:?'(\\\\|\\'|[^'])*'`, LiteralStringSingle, nil},
+			{`[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?`, LiteralNumber, nil},
+			{`[a-zA-Z][\w-]*(\(.*\))?`, NameVariable, nil},
+			{`\.[\w-]+(\(.*\))?`, NameVariable, nil},
+			{`(\?)(\s*)([^}\s]+)(\s*)(:)(\s*)([^}\s]+)(\s*)`, ByGroups(Operator, Text, LiteralString, Text, Operator, Text, LiteralString, Text), nil},
+		},
+		"attr": {
+			{`".*?"`, LiteralString, Pop(1)},
+			{`'.*?'`, LiteralString, Pop(1)},
+			{`[^\s>]+`, LiteralString, Pop(1)},
+		},
+	},
+))