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Diffstat (limited to 'third_party/rust/jsparagus/js_parser/es-lexical-simplified.esgrammar')
| -rw-r--r-- | third_party/rust/jsparagus/js_parser/es-lexical-simplified.esgrammar | 485 |
1 files changed, 485 insertions, 0 deletions
diff --git a/third_party/rust/jsparagus/js_parser/es-lexical-simplified.esgrammar b/third_party/rust/jsparagus/js_parser/es-lexical-simplified.esgrammar new file mode 100644 index 0000000000..6b0fd1baf6 --- /dev/null +++ b/third_party/rust/jsparagus/js_parser/es-lexical-simplified.esgrammar @@ -0,0 +1,485 @@ +InputElementDiv :: + WhiteSpace + LineTerminator + Comment + CommonToken + DivPunctuator + RightBracePunctuator + +InputElementRegExp :: + WhiteSpace + LineTerminator + Comment + CommonToken + RightBracePunctuator + RegularExpressionLiteral + +InputElementRegExpOrTemplateTail :: + WhiteSpace + LineTerminator + Comment + CommonToken + RegularExpressionLiteral + TemplateSubstitutionTail + +InputElementTemplateTail :: + WhiteSpace + LineTerminator + Comment + CommonToken + DivPunctuator + TemplateSubstitutionTail + + +WhiteSpace :: + <TAB> + <VT> + <FF> + <SP> + <NBSP> + <ZWNBSP> + <USP> + + +LineTerminator :: + <LF> + <CR> + <LS> + <PS> + +LineTerminatorSequence :: + <LF> + <LS> + <PS> + <CR> <LF> + + +MultiLineCommentChars :: + MultiLineCommentPiece + MultiLineCommentChars MultiLineCommentPiece + +MultiLineCommentPiece :: + MultiLineNotAsteriskChar + Stars MultiLineNotForwardSlashOrAsteriskChar + +MultiLineNotAsteriskChar :: + SourceCharacter but not `*` + +MultiLineNotForwardSlashOrAsteriskChar :: + SourceCharacter but not one of `/` or `*` + +SingleLineComment :: + `//` SingleLineCommentChars? + +SingleLineCommentChars :: + SingleLineCommentChar SingleLineCommentChars? + +SingleLineCommentChar :: + SourceCharacter but not LineTerminator + + +CommonToken :: + IdentifierName + Punctuator + NumericLiteral + StringLiteral + Template + + +Identifier :: + `TODO` + +IdentifierName :: + IdentifierStart + IdentifierName IdentifierPart + +IdentifierStart :: + UnicodeIDStart + `$` + `_` + `\` UnicodeEscapeSequence + +IdentifierPart :: + UnicodeIDContinue + `$` + `\` UnicodeEscapeSequence + <ZWNJ> + <ZWJ> + +UnicodeIDStart :: + `TODO` + +UnicodeIDContinue :: + `TODO` + + +ReservedWord :: + Keyword + FutureReservedWord + NullLiteral + BooleanLiteral + + +Keyword :: one of + `await` + `break` + `case` `catch` `class` `const` `continue` + `debugger` `default` `delete` `do` + `else` `export` `extends` + `finally` `for` `function` + `if` `import` `in` `instanceof` + `new` + `return` + `super` `switch` + `this` `throw` `try` `typeof` + `var` `void` + `while` `with` + `yield` + + +FutureReservedWord :: + `enum` + + +Punctuator :: one of + `{` `(` `)` `[` `]` + `.` `...` `;` `,` + `<` `>` `<=` `>=` + `==` `!=` `===` `!==` + `+` `-` `*` `%` `**` + `++` `--` + `<<` `>>` `>>>` + `&` `|` `^` + `!` `~` + `&&` `||` + `?` `:` + `=` `+=` `-=` `*=` `%=` `**=` `<<=` `>>=` `>>>=` `&=` `|=` `^=` + `=>` + +DivPunctuator :: + `/` + `/=` + +RightBracePunctuator :: + `}` + + +NullLiteral :: + `null` + + +BooleanLiteral :: + `true` + `false` + + +DecimalLiteral :: + DecimalIntegerLiteral `.` DecimalDigits? ExponentPart? + `.` DecimalDigits ExponentPart? + DecimalIntegerLiteral ExponentPart? + +DecimalDigits :: + DecimalDigit + DecimalDigits DecimalDigit + +DecimalDigit :: one of + `0` `1` `2` `3` `4` `5` `6` `7` `8` `9` + +NonZeroDigit :: one of + `1` `2` `3` `4` `5` `6` `7` `8` `9` + +ExponentPart :: + ExponentIndicator SignedInteger + +ExponentIndicator :: one of + `e` `E` + +SignedInteger :: + DecimalDigits + `+` DecimalDigits + `-` DecimalDigits + +BinaryIntegerLiteral :: + `0b` BinaryDigits + `0B` BinaryDigits + +BinaryDigits :: + BinaryDigit + BinaryDigits BinaryDigit + +BinaryDigit :: one of + `0` `1` + +OctalIntegerLiteral :: + `0o` OctalDigits + `0O` OctalDigits + +OctalDigits :: + OctalDigit + OctalDigits OctalDigit + +OctalDigit :: one of + `0` `1` `2` `3` `4` `5` `6` `7` + +HexIntegerLiteral :: + `0x` HexDigits + `0X` HexDigits + +HexDigits :: + HexDigit + HexDigits HexDigit + +HexDigit :: one of + `0` `1` `2` `3` `4` `5` `6` `7` `8` `9` `a` `b` `c` `d` `e` `f` `A` `B` `C` `D` `E` `F` + + +StringLiteral :: + `"` DoubleStringCharacters? `"` + `'` SingleStringCharacters? `'` + +DoubleStringCharacters :: + DoubleStringCharacter DoubleStringCharacters? + +SingleStringCharacters :: + SingleStringCharacter SingleStringCharacters? + +DoubleStringCharacter :: + SourceCharacter but not one of `"` or `\` or LineTerminator + <LS> + <PS> + `\` EscapeSequence + LineContinuation + +SingleStringCharacter :: + SourceCharacter but not one of `'` or `\` or LineTerminator + <LS> + <PS> + `\` EscapeSequence + LineContinuation + +LineContinuation :: + `\` LineTerminatorSequence + + +CharacterEscapeSequence :: + SingleEscapeCharacter + NonEscapeCharacter + +SingleEscapeCharacter :: one of + `'` `"` `\` `b` `f` `n` `r` `t` `v` + +NonEscapeCharacter :: + SourceCharacter but not one of EscapeCharacter or LineTerminator + +EscapeCharacter :: + SingleEscapeCharacter + DecimalDigit + `x` + `u` + +HexEscapeSequence :: + `x` HexDigit HexDigit + +UnicodeEscapeSequence :: + `u` Hex4Digits + `u{` CodePoint `}` + +Hex4Digits :: + HexDigit HexDigit HexDigit HexDigit + + +RegularExpressionLiteral :: + `/` RegularExpressionBody `/` RegularExpressionFlags + +RegularExpressionBody :: + RegularExpressionFirstChar RegularExpressionChars + +RegularExpressionChars :: + [empty] + RegularExpressionChars RegularExpressionChar + +RegularExpressionFirstChar :: + RegularExpressionNonTerminator but not one of `*` or `\` or `/` or `[` + RegularExpressionBackslashSequence + RegularExpressionClass + +RegularExpressionChar :: + RegularExpressionNonTerminator but not one of `\` or `/` or `[` + RegularExpressionBackslashSequence + RegularExpressionClass + +RegularExpressionBackslashSequence :: + `\` RegularExpressionNonTerminator + +RegularExpressionNonTerminator :: + SourceCharacter but not LineTerminator + +RegularExpressionClass :: + `[` RegularExpressionClassChars `]` + +RegularExpressionClassChars :: + [empty] + RegularExpressionClassChars RegularExpressionClassChar + +RegularExpressionClassChar :: + RegularExpressionNonTerminator but not one of `]` or `\` + RegularExpressionBackslashSequence + +RegularExpressionFlags :: + [empty] + RegularExpressionFlags IdentifierPart + + +Template :: + NoSubstitutionTemplate + TemplateHead + +NoSubstitutionTemplate :: + ``` TemplateCharacters? ``` + +TemplateHead :: + ``` TemplateCharacters? `${` + +TemplateSubstitutionTail :: + TemplateMiddle + TemplateTail + +TemplateMiddle :: + `}` TemplateCharacters? `${` + +TemplateTail :: + `}` TemplateCharacters? ``` + +TemplateCharacters :: + TemplateCharacter TemplateCharacters? + +TemplateCharacter :: + `$` [lookahead != `{` ] + `\` EscapeSequence + `\` NotEscapeSequence + LineContinuation + LineTerminatorSequence + SourceCharacter but not one of ``` or `\` or `$` or LineTerminator + +NotEscapeSequence :: + `0` DecimalDigit + DecimalDigit but not `0` + `x` [lookahead <! HexDigit] + `x` HexDigit [lookahead <! HexDigit] + `u` [lookahead <! HexDigit] [lookahead != `{`] + `u` HexDigit [lookahead <! HexDigit] + `u` HexDigit HexDigit [lookahead <! HexDigit] + `u` HexDigit HexDigit HexDigit [lookahead <! HexDigit] + `u` `{` [lookahead <! HexDigit] + `u` `{` NotCodePoint [lookahead <! HexDigit] + `u` `{` CodePoint [lookahead <! HexDigit] [lookahead != `}`] + +NotCodePoint :: + HexDigits [> but only if MV of |HexDigits| > 0x10FFFF ] + +CodePoint :: + HexDigits [> but only if MV of |HexDigits| ≤ 0x10FFFF ] + + +ControlLetter :: one of + `a` `b` `c` `d` `e` `f` `g` `h` `i` `j` `k` `l` `m` `n` `o` `p` `q` `r` `s` `t` `u` `v` `w` `x` `y` `z` + `A` `B` `C` `D` `E` `F` `G` `H` `I` `J` `K` `L` `M` `N` `O` `P` `Q` `R` `S` `T` `U` `V` `W` `X` `Y` `Z` + + +NumericLiteral :: + DecimalLiteral + BinaryIntegerLiteral + OctalIntegerLiteral + HexIntegerLiteral + LegacyOctalIntegerLiteral + +LegacyOctalIntegerLiteral :: + `0` OctalDigit + LegacyOctalIntegerLiteral OctalDigit + +DecimalIntegerLiteral :: + `0` + NonZeroDigit DecimalDigits? + NonOctalDecimalIntegerLiteral + +NonOctalDecimalIntegerLiteral :: + `0` NonOctalDigit + LegacyOctalLikeDecimalIntegerLiteral NonOctalDigit + NonOctalDecimalIntegerLiteral DecimalDigit + +LegacyOctalLikeDecimalIntegerLiteral :: + `0` OctalDigit + LegacyOctalLikeDecimalIntegerLiteral OctalDigit + +NonOctalDigit :: one of + `8` `9` + + +EscapeSequence :: + CharacterEscapeSequence + LegacyOctalEscapeSequence + HexEscapeSequence + UnicodeEscapeSequence + +LegacyOctalEscapeSequence :: + OctalDigit [lookahead <! OctalDigit] + ZeroToThree OctalDigit [lookahead <! OctalDigit] + FourToSeven OctalDigit + ZeroToThree OctalDigit OctalDigit + +ZeroToThree :: one of + `0` `1` `2` `3` + +FourToSeven :: one of + `4` `5` `6` `7` + + +Comment :: + MultiLineComment + SingleLineComment + SingleLineHTMLOpenComment + SingleLineHTMLCloseComment + SingleLineDelimitedComment + +MultiLineComment :: + `/*` FirstCommentLine? LineTerminator MultiLineCommentChars? `*/` HTMLCloseComment? + +FirstCommentLine :: + SingleLineDelimitedCommentChars + +SingleLineHTMLOpenComment :: + `<!--` SingleLineCommentChars? + +SingleLineHTMLCloseComment :: + LineTerminatorSequence HTMLCloseComment + +SingleLineDelimitedComment :: + `/*` SingleLineDelimitedCommentChars? `*/` + +HTMLCloseComment :: + WhiteSpaceSequence? SingleLineDelimitedCommentSequence? `-->` SingleLineCommentChars? + +SingleLineDelimitedCommentChars :: + SingleLineDelimitedCommentPiece + SingleLineDelimitedCommentChars SingleLineDelimitedCommentPiece + +SingleLineDelimitedCommentPiece :: + SingleLineNotAsteriskChar + Stars SingleLineNotForwardSlashOrAsteriskChar + +Stars :: + `*` + Stars `*` + +SingleLineNotAsteriskChar :: + SourceCharacter but not one of `*` or LineTerminator + +SingleLineNotForwardSlashOrAsteriskChar :: + SourceCharacter but not one of `/` or `*` or LineTerminator + +WhiteSpaceSequence :: + WhiteSpace WhiteSpaceSequence? + +SingleLineDelimitedCommentSequence :: + SingleLineDelimitedComment WhiteSpaceSequence? SingleLineDelimitedCommentSequence? + |