Source X Native: Some functions are not available

[martin-henz]

where X is 2-4. (Source 1 Native shouldn't have reverse)

[RichDom2185]

Not just reverse, but the following lists all functions that are not available in Source 2 Native:

• __access_export__
• __access_named_export__
• accumulate
• append
• build_list
• enum_list
• equal
• filter
• for_each
• length
• list_ref
• list_to_string
• map
• member
• remove
• remove_all
• reverse

All remaining functions as defined in https://docs.sourceacademy.org/source_2/ are available.

[RichDom2185]

The following tested using Source 4 Native (specs):

Available

Unavailable

apply_in_underlying_javascript arity array_length char_at display display_list draw_data error get_time head Infinity is_array is_boolean is_function is_list is_null is_number is_pair is_string is_undefined list math_abs math_acos math_acosh math_asin math_asinh math_atan math_atan2 math_atanh math_cbrt math_ceil math_clz32 math_cos math_cosh math_E math_exp math_expm1 math_floor math_fround math_hypot math_imul math_LN2 math_LN10 math_log math_log1p math_log2 math_LOG2E math_log10 math_LOG10E math_max math_min math_PI math_pow math_random math_round math_sign math_sin math_sinh math_sqrt math_SQRT1_2 math_SQRT2 math_tan math_tanh math_trunc NaN pair parse parse_int prompt set_head set_tail stream stream_tail stringify tail tokenize undefined

__access_export__ __access_named_export__ accumulate append build_list build_stream enum_list enum_stream equal eval_stream filter for_each integers_from is_stream length list_ref list_to_stream list_to_string map member remove remove_all reverse stream_append stream_filter stream_for_each stream_length stream_map stream_member stream_ref stream_remove stream_remove_all stream_reverse stream_to_list