Module identifier

Structs§

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FF: U+000C FORM FEED, abbreviated <FF>.
NBSP: U+00A0 NON-BREAKING SPACE, abbreviated <NBSP>.
SP: U+0020 SPACE, abbreviated <SP>.
TAB: U+0009 CHARACTER TABULATION, abbreviated <TAB>.
VT: U+000B VERTICAL TAB, abbreviated <VT>.
ZWJ: U+200D ZERO WIDTH JOINER, abbreviated as <ZWJ>. Specially permitted in identifiers.
ZWNBSP: U+FEFF ZERO WIDTH NO-BREAK SPACE, abbreviated <ZWNBSP>. Considered a whitespace character in JS.
ZWNJ: U+200C ZERO WIDTH NON-JOINER, abbreviated in the spec as <ZWNJ>. Specially permitted in identifiers.

is_identifier_name: Determine if a string is a valid JS identifier.
is_identifier_name_patched: is_identifier_name patched with KATAKANA MIDDLE DOT and HALFWIDTH KATAKANA MIDDLE DOT.
is_identifier_part: Section 12.7 Detect IdentifierPartChar NOTE 2: The nonterminal IdentifierPart derives _ via UnicodeIDContinue.
is_identifier_part_ascii
is_identifier_part_unicode
is_identifier_start: Section 12.7 Detect IdentifierStartChar
is_identifier_start_ascii
is_identifier_start_unicode
is_irregular_whitespace
is_white_space
is_white_space_single_line