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Contents
/* Copyright (c) 2022 Contrast Security, Inc. See
* https://www.contrastsecurity.com/enduser-terms-0317a for more details. */
#include "cs__assess_array.h"
#include "../cs__common/cs__common.h"
#include <ruby.h>
/*
* If String#split is called without an argument, it defaults to use `$;`.
* We have to make this patch in C so as not to change that value.
* -HM
*/
static VALUE contrast_assess_array_join(const int argc, const VALUE *argv,
const VALUE ary) {
VALUE sep, result;
/* We need to figure out the separator the join method actually used. */
/* First, check if one was provided. */
rb_scan_args(argc, argv, "01", &sep);
/* Second, check to see if `$;` is set*/
if (NIL_P(sep)) {
sep = rb_output_fs;
}
/* Finally, default to empty String. Implicit since nil.to_s is ''*/
/* call the Array.join but patched one */
result = rb_funcall2(ary, rb_sym_assess_array_join, argc, argv);
/* call the Contrast::Extensions::Assess::ArrayPropagator#cs__track_join */
result = rb_funcall(array_propagator, rb_sym_assess_track_array_join, 3,
ary, sep, result);
return result;
}
void Init_cs__assess_array(void) {
array_propagator =
rb_define_class_under(core_assess, "ArrayPropagator", rb_cObject);
rb_sym_assess_track_array_join = rb_intern("cs__track_join");
/*
* Here we need to check before using the alias or prepend spec
* This patch is happening here, we register the cs__track_join
* method of the Array propagator, and call it here from Ruby.
*/
rb_sym_assess_array_join =
contrast_register_patch("Array", "join", contrast_assess_array_join);
}
Version data entries
16 entries across 16 versions & 1 rubygems