export function isOnGeneralizedIdentifierStart()

in src/powerquery-parser/parser/parseState/parseStateUtils.ts [146:191]

• 43 lines of code
• 34 McCabe index (conditional complexity)

export function isOnGeneralizedIdentifierStart(state: ParseState, tokenIndex: number = state.tokenIndex): boolean {
    const maybeTokenKind: Token.TokenKind | undefined = state.lexerSnapshot.tokens[tokenIndex]?.kind;

    if (maybeTokenKind === undefined) {
        return false;
    }

    switch (maybeTokenKind) {
        case Token.TokenKind.Identifier:
        case Token.TokenKind.KeywordAnd:
        case Token.TokenKind.KeywordAs:
        case Token.TokenKind.KeywordEach:
        case Token.TokenKind.KeywordElse:
        case Token.TokenKind.KeywordError:
        case Token.TokenKind.KeywordFalse:
        case Token.TokenKind.KeywordHashBinary:
        case Token.TokenKind.KeywordHashDate:
        case Token.TokenKind.KeywordHashDateTime:
        case Token.TokenKind.KeywordHashDateTimeZone:
        case Token.TokenKind.KeywordHashDuration:
        case Token.TokenKind.KeywordHashInfinity:
        case Token.TokenKind.KeywordHashNan:
        case Token.TokenKind.KeywordHashSections:
        case Token.TokenKind.KeywordHashShared:
        case Token.TokenKind.KeywordHashTable:
        case Token.TokenKind.KeywordHashTime:
        case Token.TokenKind.KeywordIf:
        case Token.TokenKind.KeywordIn:
        case Token.TokenKind.KeywordIs:
        case Token.TokenKind.KeywordLet:
        case Token.TokenKind.KeywordMeta:
        case Token.TokenKind.KeywordNot:
        case Token.TokenKind.KeywordOr:
        case Token.TokenKind.KeywordOtherwise:
        case Token.TokenKind.KeywordSection:
        case Token.TokenKind.KeywordShared:
        case Token.TokenKind.KeywordThen:
        case Token.TokenKind.KeywordTrue:
        case Token.TokenKind.KeywordTry:
        case Token.TokenKind.KeywordType:
            return true;

        default:
            return false;
    }
}