Function isIdentifierPart

packages/compiler/src/expression_parser/lexer.ts:756–758

(code: number)

}

function isIdentifierPart(code: number): boolean {
  return chars.isAsciiLetter(code) || chars.isDigit(code) || code == chars.$_ || code == chars.$$;
}

function isExponentStart(code: number): boolean {
  return code == chars.$e || code == chars.$E;