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46 lines
1.8 KiB
Go
46 lines
1.8 KiB
Go
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package g
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import (
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. "github.com/alecthomas/chroma" // nolint
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"github.com/alecthomas/chroma/lexers/internal"
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)
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// Go lexer.
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var Graphql = internal.Register(MustNewLexer(
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&Config{
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Name: "GraphQL",
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Aliases: []string{"graphql", "graphqls", "gql"},
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Filenames: []string{"*.graphql", "*.graphqls"},
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},
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Rules{
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"root": {
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{`(query|mutation|subscription|fragment|scalar|implements|interface|union|enum|input|type)`, KeywordDeclaration, Push("type")},
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{`(on|extend|schema|directive|\.\.\.)`, KeywordDeclaration, nil},
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{`(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},
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{`[^\W\d]\w*`, NameProperty, nil},
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{`\@\w+`, NameDecorator, nil},
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{`:`, Punctuation, Push("type")},
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{`[\(\)\{\}\[\],!\|=]`, Punctuation, nil},
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{`\$\w+`, NameVariable, nil},
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{`\d+i`, LiteralNumber, nil},
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{`\d+\.\d*([Ee][-+]\d+)?i`, LiteralNumber, nil},
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{`\.\d+([Ee][-+]\d+)?i`, LiteralNumber, nil},
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{`\d+[Ee][-+]\d+i`, LiteralNumber, nil},
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{`\d+(\.\d+[eE][+\-]?\d+|\.\d*|[eE][+\-]?\d+)`, LiteralNumberFloat, nil},
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{`\.\d+([eE][+\-]?\d+)?`, LiteralNumberFloat, nil},
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{`(0|[1-9][0-9]*)`, LiteralNumberInteger, nil},
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{`"""[\x00-\x7F]*?"""`, LiteralString, nil},
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{`"(\\["\\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},
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{`"(\\\\|\\"|[^"])*"`, LiteralString, nil},
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{`"(true|false|null)*"`, Literal, nil},
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{`[\r\n\s]+`, Whitespace, nil},
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{`#[^\r\n]*`, Comment, nil},
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},
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// Treats the next word as a class, default rules it would be a property
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"type": {
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{`[^\W\d]\w*`, NameClass, Pop(1)},
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Include("root"),
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},
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},
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))
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