You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
1.2 KiB
40 lines
1.2 KiB
package i
|
|
|
|
import (
|
|
. "github.com/alecthomas/chroma" // nolint
|
|
"github.com/alecthomas/chroma/lexers/internal"
|
|
)
|
|
|
|
// Io lexer.
|
|
var Io = internal.Register(MustNewLexer(
|
|
&Config{
|
|
Name: "Io",
|
|
Aliases: []string{"io"},
|
|
Filenames: []string{"*.io"},
|
|
MimeTypes: []string{"text/x-iosrc"},
|
|
},
|
|
Rules{
|
|
"root": {
|
|
{`\n`, Text, nil},
|
|
{`\s+`, Text, nil},
|
|
{`//(.*?)\n`, CommentSingle, nil},
|
|
{`#(.*?)\n`, CommentSingle, nil},
|
|
{`/(\\\n)?[*](.|\n)*?[*](\\\n)?/`, CommentMultiline, nil},
|
|
{`/\+`, CommentMultiline, Push("nestedcomment")},
|
|
{`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
|
|
{`::=|:=|=|\(|\)|;|,|\*|-|\+|>|<|@|!|/|\||\^|\.|%|&|\[|\]|\{|\}`, Operator, nil},
|
|
{`(clone|do|doFile|doString|method|for|if|else|elseif|then)\b`, Keyword, nil},
|
|
{`(nil|false|true)\b`, NameConstant, nil},
|
|
{`(Object|list|List|Map|args|Sequence|Coroutine|File)\b`, NameBuiltin, nil},
|
|
{`[a-zA-Z_]\w*`, Name, nil},
|
|
{`(\d+\.?\d*|\d*\.\d+)([eE][+-]?[0-9]+)?`, LiteralNumberFloat, nil},
|
|
{`\d+`, LiteralNumberInteger, nil},
|
|
},
|
|
"nestedcomment": {
|
|
{`[^+/]+`, CommentMultiline, nil},
|
|
{`/\+`, CommentMultiline, Push()},
|
|
{`\+/`, CommentMultiline, Pop(1)},
|
|
{`[+/]`, CommentMultiline, nil},
|
|
},
|
|
},
|
|
))
|
|
|