cheat/vendor/github.com/alecthomas/chroma/lexers/g/graphql.go
2019-10-27 12:04:31 -04:00

46 lines
1.8 KiB
Go

package g
import (
. "github.com/alecthomas/chroma" // nolint
"github.com/alecthomas/chroma/lexers/internal"
)
// Go lexer.
var Graphql = internal.Register(MustNewLexer(
&Config{
Name: "GraphQL",
Aliases: []string{"graphql", "graphqls", "gql"},
Filenames: []string{"*.graphql", "*.graphqls"},
},
Rules{
"root": {
{`(query|mutation|subscription|fragment|scalar|implements|interface|union|enum|input|type)`, KeywordDeclaration, Push("type")},
{`(on|extend|schema|directive|\.\.\.)`, KeywordDeclaration, nil},
{`(QUERY|MUTATION|SUBSCRIPTION|FIELD|FRAGMENT_DEFINITION|FRAGMENT_SPREAD|INLINE_FRAGMENT|SCHEMA|SCALAR|OBJECT|FIELD_DEFINITION|ARGUMENT_DEFINITION|INTERFACE|UNION|ENUM|ENUM_VALUE|INPUT_OBJECT|INPUT_FIELD_DEFINITION)\b`, KeywordConstant, nil},
{`[^\W\d]\w*`, NameProperty, nil},
{`\@\w+`, NameDecorator, nil},
{`:`, Punctuation, Push("type")},
{`[\(\)\{\}\[\],!\|=]`, Punctuation, nil},
{`\$\w+`, NameVariable, nil},
{`\d+i`, LiteralNumber, nil},
{`\d+\.\d*([Ee][-+]\d+)?i`, LiteralNumber, nil},
{`\.\d+([Ee][-+]\d+)?i`, LiteralNumber, nil},
{`\d+[Ee][-+]\d+i`, LiteralNumber, nil},
{`\d+(\.\d+[eE][+\-]?\d+|\.\d*|[eE][+\-]?\d+)`, LiteralNumberFloat, nil},
{`\.\d+([eE][+\-]?\d+)?`, LiteralNumberFloat, nil},
{`(0|[1-9][0-9]*)`, LiteralNumberInteger, nil},
{`"""[\x00-\x7F]*?"""`, LiteralString, nil},
{`"(\\["\\abfnrtv]|\\x[0-9a-fA-F]{2}|\\[0-7]{1,3}|\\u[0-9a-fA-F]{4}|\\U[0-9a-fA-F]{8}|[^\\])"`, LiteralStringChar, nil},
{`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
{`"(true|false|null)*"`, Literal, nil},
{`[\r\n\s]+`, Whitespace, nil},
{`#[^\r\n]*`, Comment, nil},
},
// Treats the next word as a class, default rules it would be a property
"type": {
{`[^\W\d]\w*`, NameClass, Pop(1)},
Include("root"),
},
},
))