cheat/vendor/github.com/alecthomas/chroma/lexers/b/brainfuck.go
Chris Lane 55b18b4897 Squashed commit of the following:
commit 95479c8ad744db48386a5c78e54ef8da80e9120b
Author: Chris Lane <chris@chris-allen-lane.com>
Date:   Wed Apr 28 12:26:32 2021 -0400

    chore(version): bump version to 4.2.1

commit 6956f51cae
Author: Chris Lane <chris@chris-allen-lane.com>
Date:   Wed Apr 28 12:24:21 2021 -0400

    fix(Makefile): `vendor-update`

    Update the `vendor-update` build target to run `go mod vendor` after
    updating dependencies.

commit 0aca411279
Author: Chris Lane <chris@chris-allen-lane.com>
Date:   Wed Apr 28 12:23:24 2021 -0400

    chore(deps): update dependencies

commit e847956b02
Author: Chris Lane <chris@chris-allen-lane.com>
Date:   Wed Apr 28 08:26:51 2021 -0400

    chore(deps): build updates

    - Upgrade `go` to `1.16.3`

    - Attempt to fix build errors regarding dependencies
2021-04-28 12:35:32 -04:00

38 lines
769 B
Go

package b
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Brainfuck lexer.
var Brainfuck = internal.Register(MustNewLazyLexer(
&Config{
Name: "Brainfuck",
Aliases: []string{"brainfuck", "bf"},
Filenames: []string{"*.bf", "*.b"},
MimeTypes: []string{"application/x-brainfuck"},
},
brainfuckRules,
))
func brainfuckRules() Rules {
return Rules{
"common": {
{`[.,]+`, NameTag, nil},
{`[+-]+`, NameBuiltin, nil},
{`[<>]+`, NameVariable, nil},
{`[^.,+\-<>\[\]]+`, Comment, nil},
},
"root": {
{`\[`, Keyword, Push("loop")},
{`\]`, Error, nil},
Include("common"),
},
"loop": {
{`\[`, Keyword, Push()},
{`\]`, Keyword, Pop(1)},
Include("common"),
},
}
}