return -1 if error otherwise the character or a class range (CLASS_RANGE_BASE) if cr != NULL. In case of class range, 'cr' is initialized. Other

Wait for a promise and execute pending jobs while waiting for it. Return the promise result or JS_EXCEPTION in case of promise rejection. */

default memory allocation functions with memory limitation */

compute round(r / 2^shift). 'shift' can be negative */

If allow_overflow is false, return -1 in case of overflow. Otherwise return INT32_MAX. */

use the case conversion table to generate range of characters. CASE_U: set char if modified by uppercasing, CASE_L: set char if modified by lowe

main loop which calls the user JS callbacks */

return floor(a / log2(radix)) for -2048 <= a <= 2047 */

n_digits >= 1. 0 <= dot_pos <= n_digits. If dot_pos == n_digits, the dot is not displayed. 'a' is modified. */

return a^b */

return -1 if error. *pp is not updated in this case. max_len must be >= 1. The maximum length for a UTF8 byte sequence is 6 bytes. */