cheat/vendor/github.com/alecthomas/chroma/lexers/y/yang.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

71 lines
3.1 KiB
Go

package y
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
var YANG = internal.Register(MustNewLazyLexer(
&Config{
Name: "YANG",
Aliases: []string{"yang"},
Filenames: []string{"*.yang"},
MimeTypes: []string{"application/yang"},
},
yangRules,
))
func yangRules() Rules {
return Rules{
"root": {
{`\s+`, Whitespace, nil},
{`[\{\}\;]+`, Punctuation, nil},
{`(?<![\-\w])(and|or|not|\+|\.)(?![\-\w])`, Operator, nil},
{`"(?:\\"|[^"])*?"`, StringDouble, nil},
{`'(?:\\'|[^'])*?'`, StringSingle, nil},
{`/\*`, CommentMultiline, Push("comments")},
{`//.*?$`, CommentSingle, nil},
// match BNF stmt for `node-identifier` with [ prefix ":"]
{`(?:^|(?<=[\s{};]))([\w.-]+)(:)([\w.-]+)(?=[\s{};])`, ByGroups(KeywordNamespace, Punctuation, Text), nil},
// match BNF stmt `date-arg-str`
{`([0-9]{4}\-[0-9]{2}\-[0-9]{2})(?=[\s\{\}\;])`, LiteralDate, nil},
{`([0-9]+\.[0-9]+)(?=[\s\{\}\;])`, NumberFloat, nil},
{`([0-9]+)(?=[\s\{\}\;])`, NumberInteger, nil},
// TOP_STMTS_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `module`, `submodule`), Keyword, nil},
// MODULE_HEADER_STMT_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `belongs-to`, `namespace`, `prefix`, `yang-version`), Keyword, nil},
// META_STMT_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `contact`, `description`, `organization`, `reference`, `revision`), Keyword, nil},
// LINKAGE_STMTS_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `import`, `include`, `revision-date`), Keyword, nil},
// BODY_STMT_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `action`, `argument`, `augment`, `deviation`, `extension`, `feature`, `grouping`, `identity`, `if-feature`, `input`, `notification`, `output`, `rpc`, `typedef`), Keyword, nil},
// DATA_DEF_STMT_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `anydata`, `anyxml`, `case`, `choice`, `config`, `container`, `deviate`, `leaf`, `leaf-list`, `list`, `must`, `presence`, `refine`, `uses`, `when`), Keyword, nil},
// TYPE_STMT_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `base`, `bit`, `default`, `enum`, `error-app-tag`, `error-message`, `fraction-digits`, `length`, `max-elements`, `min-elements`, `modifier`, `ordered-by`, `path`, `pattern`, `position`, `range`, `require-instance`, `status`, `type`, `units`, `value`, `yin-element`), Keyword, nil},
// LIST_STMT_KEYWORDS
{Words(``, `(?=[^\w\-\:])`, `key`, `mandatory`, `unique`), Keyword, nil},
// CONSTANTS_KEYWORDS - RFC7950 other keywords
{Words(``, `(?=[^\w\-\:])`, `add`, `current`, `delete`, `deprecated`, `false`, `invert-match`, `max`, `min`, `not-supported`, `obsolete`, `replace`, `true`, `unbounded`, `user`), NameClass, nil},
// RFC7950 Built-In Types
{Words(``, `(?=[^\w\-\:])`, `binary`, `bits`, `boolean`, `decimal64`, `empty`, `enumeration`, `identityref`, `instance-identifier`, `int16`, `int32`, `int64`, `int8`, `leafref`, `string`, `uint16`, `uint32`, `uint64`, `uint8`, `union`), NameClass, nil},
{`[^;{}\s\'\"]+`, Text, nil},
},
"comments": {
{`[^*/]`, CommentMultiline, nil},
{`/\*`, CommentMultiline, Push("comment")},
{`\*/`, CommentMultiline, Pop(1)},
{`[*/]`, CommentMultiline, nil},
},
}
}