forked from gitea/gitea
47 lines
2.0 KiB
Go
47 lines
2.0 KiB
Go
package b
|
|
|
|
import (
|
|
. "github.com/alecthomas/chroma" // nolint
|
|
"github.com/alecthomas/chroma/lexers/internal"
|
|
)
|
|
|
|
// Ballerina lexer.
|
|
var Ballerina = internal.Register(MustNewLexer(
|
|
&Config{
|
|
Name: "Ballerina",
|
|
Aliases: []string{"ballerina"},
|
|
Filenames: []string{"*.bal"},
|
|
MimeTypes: []string{"text/x-ballerina"},
|
|
DotAll: true,
|
|
},
|
|
Rules{
|
|
"root": {
|
|
{`[^\S\n]+`, Text, nil},
|
|
{`//.*?\n`, CommentSingle, nil},
|
|
{`/\*.*?\*/`, CommentMultiline, nil},
|
|
{`(break|catch|continue|done|else|finally|foreach|forever|fork|if|lock|match|return|throw|transaction|try|while)\b`, Keyword, nil},
|
|
{`((?:(?:[^\W\d]|\$)[\w.\[\]$<>]*\s+)+?)((?:[^\W\d]|\$)[\w$]*)(\s*)(\()`, ByGroups(UsingSelf("root"), NameFunction, Text, Operator), nil},
|
|
{`@[^\W\d][\w.]*`, NameDecorator, nil},
|
|
{`(annotation|bind|but|endpoint|error|function|object|private|public|returns|service|type|var|with|worker)\b`, KeywordDeclaration, nil},
|
|
{`(boolean|byte|decimal|float|int|json|map|nil|record|string|table|xml)\b`, KeywordType, nil},
|
|
{`(true|false|null)\b`, KeywordConstant, nil},
|
|
{`(import)(\s+)`, ByGroups(KeywordNamespace, Text), Push("import")},
|
|
{`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
|
|
{`'\\.'|'[^\\]'|'\\u[0-9a-fA-F]{4}'`, LiteralStringChar, nil},
|
|
{`(\.)((?:[^\W\d]|\$)[\w$]*)`, ByGroups(Operator, NameAttribute), nil},
|
|
{`^\s*([^\W\d]|\$)[\w$]*:`, NameLabel, nil},
|
|
{`([^\W\d]|\$)[\w$]*`, Name, nil},
|
|
{`([0-9][0-9_]*\.([0-9][0-9_]*)?|\.[0-9][0-9_]*)([eE][+\-]?[0-9][0-9_]*)?[fFdD]?|[0-9][eE][+\-]?[0-9][0-9_]*[fFdD]?|[0-9]([eE][+\-]?[0-9][0-9_]*)?[fFdD]|0[xX]([0-9a-fA-F][0-9a-fA-F_]*\.?|([0-9a-fA-F][0-9a-fA-F_]*)?\.[0-9a-fA-F][0-9a-fA-F_]*)[pP][+\-]?[0-9][0-9_]*[fFdD]?`, LiteralNumberFloat, nil},
|
|
{`0[xX][0-9a-fA-F][0-9a-fA-F_]*[lL]?`, LiteralNumberHex, nil},
|
|
{`0[bB][01][01_]*[lL]?`, LiteralNumberBin, nil},
|
|
{`0[0-7_]+[lL]?`, LiteralNumberOct, nil},
|
|
{`0|[1-9][0-9_]*[lL]?`, LiteralNumberInteger, nil},
|
|
{`[~^*!%&\[\](){}<>|+=:;,./?-]`, Operator, nil},
|
|
{`\n`, Text, nil},
|
|
},
|
|
"import": {
|
|
{`[\w.]+`, NameNamespace, Pop(1)},
|
|
},
|
|
},
|
|
))
|