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ary.cpp
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ary.cpp
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#include <Ruby/Ruby.h>
#include <stdio.h>
void test_array(){
VALUE ary = rb_ary_new();
rb_ary_push( ary, INT2NUM(1) );
rb_ary_push( ary, INT2NUM(2) );
rb_ary_push( ary, INT2NUM(3) );
//=> test_array 3 2 1
printf("test_array %d %d %d\n",
NUM2INT(rb_ary_pop(ary)),
NUM2INT(rb_ary_pop(ary)),
NUM2INT(rb_ary_pop(ary)) );
}
void test_array2(){
VALUE ary = rb_ary_new2( 3 );
rb_ary_store( ary, 1, INT2NUM(3) );
rb_ary_store( ary, 2, INT2NUM(1) );
rb_ary_store( ary, 3, INT2NUM(2) );
VALUE v1, v2, v3;
v1 = rb_ary_entry( ary, 1 );
v2 = rb_ary_entry( ary, 2 );
v3 = rb_ary_entry( ary, 3 );
//=> test_array2 3 1 2
printf("test_array2 %d %d %d\n",
NUM2INT(v1), NUM2INT(v2), NUM2INT(v3));
}
void test_array_clear(){
VALUE ary = rb_ary_new();
ID fSize = rb_intern("size");
rb_ary_push( ary, INT2NUM(1) );
rb_ary_push( ary, INT2NUM(2) );
rb_ary_push( ary, INT2NUM(3) );
rb_ary_clear( ary );
VALUE size =
rb_funcall( ary, fSize, 0 );
//=> test_array_clear 0
printf("test_array_clear %d\n",
NUM2INT(size));
}
VALUE array_iteration_block(VALUE obj, VALUE context, int argc, VALUE *argv){
printf("%d\n", NUM2INT(argv[0]));
return Qnil;
}
void test_array_iterate(){
VALUE ary = rb_ary_new();
ID fEach = rb_intern("each");
rb_ary_push( ary, INT2NUM(1) );
rb_ary_push( ary, INT2NUM(2) );
rb_ary_push( ary, INT2NUM(3) );
printf("test_array_iterate\n");
rb_block_call(
ary, fEach,
0, nullptr,
(VALUE(*)(...))array_iteration_block, Qnil );
}