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unicode character support clarifications

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Kat Marchán 2024-02-07 16:07:54 -08:00
parent f767472cab
commit 40d8c83aca
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1 changed files with 8 additions and 7 deletions
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15
SPEC.md
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@ -675,13 +675,12 @@ Note that for the purpose of new lines, CRLF is considered _a single newline_.
The following code points may not appear literally anywhere in the document. The following code points may not appear literally anywhere in the document.
They may be represented in Strings (but not Raw Strings) using `\u{}`. They may be represented in Strings (but not Raw Strings) using `\u{}`.
* The codepoints `U+0000-0009`, * The codepoints `U+0000-0008` or the codepoints `U+000E-001F` (various
the codepoint `U+000B`, control characters).
or the codepoints `U+000E-001F` (various control characters).
* `U+007F` (the Delete control character). * `U+007F` (the Delete control character).
* Any codepoint that is not a [Unicode Scalar * Any codepoint that is not a [Unicode Scalar
Value](https://unicode.org/glossary/#unicode_scalar_value). Value](https://unicode.org/glossary/#unicode_scalar_value) (`U+D800-DFFF`).
* `U+2066-2069`, `U+202A-202E`, `U+200E`, and `U+200F`, the [unicode * `U+200E-200F`, `U+202A-202E`, and `U+2066-2069`, the [unicode
"direction control" "direction control"
characters](https://www.w3.org/International/questions/qa-bidi-unicode-controls) characters](https://www.w3.org/International/questions/qa-bidi-unicode-controls)
@ -723,7 +722,7 @@ identifier-string := unambiguous-ident | signed-ident | dotted-ident
unambiguous-ident := ((identifier-char - digit - sign - '.') identifier-char*) - 'true' - 'false' - 'null' unambiguous-ident := ((identifier-char - digit - sign - '.') identifier-char*) - 'true' - 'false' - 'null'
signed-ident := sign ((identifier-char - digit - '.') identifier-char*)? signed-ident := sign ((identifier-char - digit - '.') identifier-char*)?
dotted-ident := sign? '.' ((identifier-char - digit) identifier-char*)? dotted-ident := sign? '.' ((identifier-char - digit) identifier-char*)?
identifier-char := unicode - line-space - [\\/(){};\[\]="#] - disallowed-literal-code-points identifier-char := unicode - unicode-space - newline - [\\/(){};\[\]"#] - disallowed-literal-code-points - equals-sign
quoted-string := '"' (single-line-string-body | newline multi-line-string-body newline ws*) '"' quoted-string := '"' (single-line-string-body | newline multi-line-string-body newline ws*) '"'
single-line-string-body := (string-character - newline)* single-line-string-body := (string-character - newline)*
@ -763,7 +762,9 @@ bom := '\u{FEFF}'
disallowed-literal-code-points := See Table (Disallowed Literal Code Points) disallowed-literal-code-points := See Table (Disallowed Literal Code Points)
unicode-space := See Table (All White_Space unicode characters which are not `newline`) equals-sign := See Table ([Equals Sign](#equals-sign))
unicode-space := See Table (All [White_Space](#whitespace) unicode characters which are not `newline`)
single-line-comment := '//' ^newline* (newline | eof) single-line-comment := '//' ^newline* (newline | eof)
multi-line-comment := '/*' commented-block multi-line-comment := '/*' commented-block