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use core::fmt;
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
#[repr(u16)]
pub enum LuaTokenKind {
None,
// KeyWord
TkAnd,
TkBreak,
TkDo,
TkElse,
TkElseIf,
TkEnd,
TkFalse,
TkFor,
TkFunction,
TkGoto,
TkIf,
TkIn,
TkLocal,
TkNil,
TkNot,
TkOr,
TkRepeat,
TkReturn,
TkThen,
TkTrue,
TkUntil,
TkWhile,
TkGlobal, // global *
TkWhitespace, // whitespace
TkEndOfLine, // end of line
TkPlus, // +
TkMinus, // -
TkMul, // *
TkDiv, // /
TkIDiv, // //
TkDot, // .
TkConcat, // ..
TkDots, // ...
TkComma, // ,
TkAssign, // =
TkEq, // ==
TkGe, // >=
TkLe, // <=
TkNe, // ~=
TkShl, // <<
TkShr, // >>
TkLt, // <
TkGt, // >
TkMod, // %
TkPow, // ^
TkLen, // #
TkBitAnd, // &
TkBitOr, // |
TkBitXor, // ~
TkColon, // :
TkDbColon, // ::
TkSemicolon, // ;
// Non-standard assignment operators
TkPlusAssign, // +=
TkMinusAssign, // -=
TkStarAssign, // *=
TkSlashAssign, // /=
TkPercentAssign, // %=
TkCaretAssign, // ^=
TkDoubleSlashAssign, // //=
TkPipeAssign, // |=
TkAmpAssign, // &=
TkShiftLeftAssign, // <<=
TkShiftRightAssign, // >>=
TkLeftBracket, // [
TkRightBracket, // ]
TkLeftParen, // (
TkRightParen, // )
TkLeftBrace, // {
TkRightBrace, // }
TkComplex, // complex
TkInt, // int
TkFloat, // float
TkName, // name
TkString, // string
TkLongString, // long string
TkShortComment, // short comment
TkLongComment, // long comment
TkShebang, // shebang
TkEof, // eof
TkUnknown, // unknown
// doc
TkNormalStart, // -- or ---
TkLongCommentStart, // --[[
TkDocLongStart, // --[[@
TkDocStart, // ---@
TKDocTriviaStart, // --------------
TkDocTrivia, // other can not parsed
TkLongCommentEnd, // ]] or ]===]
TKNonStdComment, // // comment, non-standard lua comment
// tag
TkTagClass, // class
TkTagEnum, // enum
TkTagInterface, // interface
TkTagAlias, // alias
TkTagModule, // module
TkTagField, // field
TkTagType, // type
TkTagParam, // param
TkTagReturn, // return
TkTagOverload, // overload
TkTagGeneric, // generic
TkTagSee, // see
TkTagDeprecated, // deprecated
TkTagAsync, // async
TkTagCast, // cast
TkTagOther, // other
TkTagVisibility, // public private protected package
TkTagReadonly, // readonly
TkTagDiagnostic, // diagnostic
TkTagMeta, // meta
TkTagVersion, // version
TkTagAs, // as
TkTagNodiscard, // nodiscard
TkTagOperator, // operator
TkTagMapping, // mapping
TkTagNamespace, // namespace
TkTagUsing, // using
TkTagSource, // source
TkTagReturnCast, // return cast
TkTagExport, // export
TkLanguage, // language
TKTagSchema, // schema
TkTagAttribute, // attribute
TkTagRealm, // realm
TkTagFileparam, // fileparam
TkCallGeneric, // call generic. function_name--[[@<type>]](...)
TkDocOr, // |
TkDocAnd, // &
TkDocKeyOf, // keyof
TkDocExtends, // extends
TkDocNew, // new
TkDocAs, // as
TkDocIn, // in
TkDocInfer, // infer
TkDocElse, // else (for return_cast)
TkDocContinue, // ---
TkDocContinueOr, // ---| or ---|+ or ---|>
TkDocDetail, // a description
TkDocQuestion, // '?'
TkDocVisibility, // public private protected package
TkDocReadonly, // readonly
TkAt, // '@', invalid lua token, but for postfix completion
TkDocVersionNumber, // version number
TkStringTemplateType, // type template
TkDocMatch, // =
TKDocPath, // path
TkDocRegion, // region
TkDocEndRegion, // endregion
TkDocSeeContent, // see content
TkDocAttributeUse, // '@[', used for attribute usage
}
impl fmt::Display for LuaTokenKind {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{:?}", self)
}
}
impl LuaTokenKind {
pub fn is_keyword(self) -> bool {
matches!(
self,
LuaTokenKind::TkAnd
| LuaTokenKind::TkBreak
| LuaTokenKind::TkDo
| LuaTokenKind::TkElse
| LuaTokenKind::TkElseIf
| LuaTokenKind::TkEnd
| LuaTokenKind::TkFalse
| LuaTokenKind::TkFor
| LuaTokenKind::TkFunction
| LuaTokenKind::TkGoto
| LuaTokenKind::TkIf
| LuaTokenKind::TkIn
| LuaTokenKind::TkLocal
| LuaTokenKind::TkNil
| LuaTokenKind::TkNot
| LuaTokenKind::TkOr
| LuaTokenKind::TkRepeat
| LuaTokenKind::TkReturn
| LuaTokenKind::TkThen
| LuaTokenKind::TkTrue
| LuaTokenKind::TkUntil
| LuaTokenKind::TkWhile
)
}
pub fn is_assign_op(self) -> bool {
matches!(
self,
LuaTokenKind::TkAssign
| LuaTokenKind::TkPlusAssign
| LuaTokenKind::TkMinusAssign
| LuaTokenKind::TkStarAssign
| LuaTokenKind::TkSlashAssign
| LuaTokenKind::TkPercentAssign
| LuaTokenKind::TkCaretAssign
| LuaTokenKind::TkDoubleSlashAssign
| LuaTokenKind::TkPipeAssign
| LuaTokenKind::TkAmpAssign
| LuaTokenKind::TkShiftLeftAssign
| LuaTokenKind::TkShiftRightAssign
)
}
}