Feature #10327 » bool-false-true.patch
| include/ruby/ruby.h | ||
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VALUE rb_require(const char*);
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RUBY_EXTERN VALUE rb_mBool;
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RUBY_EXTERN VALUE rb_mKernel;
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RUBY_EXTERN VALUE rb_mComparable;
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RUBY_EXTERN VALUE rb_mEnumerable;
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RUBY_EXTERN VALUE rb_mErrno;
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RUBY_EXTERN VALUE rb_mFalse;
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RUBY_EXTERN VALUE rb_mFileTest;
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RUBY_EXTERN VALUE rb_mGC;
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RUBY_EXTERN VALUE rb_mMath;
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RUBY_EXTERN VALUE rb_mProcess;
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RUBY_EXTERN VALUE rb_mTrue;
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RUBY_EXTERN VALUE rb_mWaitReadable;
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RUBY_EXTERN VALUE rb_mWaitWritable;
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| object.c | ||
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VALUE rb_cData;
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VALUE rb_cNilClass;
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VALUE rb_mBool;
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VALUE rb_cTrueClass;
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VALUE rb_cFalseClass;
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VALUE rb_mTrue;
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VALUE rb_mFalse;
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#define id_eq idEq
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#define id_eql idEqlP
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| ... | ... | |
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return Qfalse;
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}
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static VALUE
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rb_bool_append_features(VALUE module, VALUE includeto)
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{
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if ((includeto != rb_cFalseClass) && (includeto != rb_cTrueClass)) {
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rb_raise(rb_eTypeError, "'%s' isn't FalseClass nor TrueClass",
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rb_class2name(includeto));
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}
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return module;
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}
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/*
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* call-seq:
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* False === nil -> true
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* False === false -> true
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* False === true -> false
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* False === <anything_else> -> false
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*
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* Only the objects <i>nil</i> and <i>false</i> respond <code>true</code>.
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* Others respond <code>false</code>.
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*/
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static VALUE
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rb_false_rtest(VALUE obj1, VALUE obj2)
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{
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VALUE result;
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result = rb_funcall(obj2, id_eq, 1, Qnil);
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if (RTEST(result)) return Qtrue;
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result = rb_funcall(obj2, id_eq, 1, Qfalse);
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if (RTEST(result)) return Qtrue;
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return Qfalse;
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}
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/*
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* call-seq:
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* True === nil -> false
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* True === false -> false
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* True === true -> true
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* True === <anything_else> -> true
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*
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* Only the objects <i>nil</i> and <i>false</i> respond <code>false</code>.
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* Others respond <code>true</code>.
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*/
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static VALUE
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rb_true_rtest(VALUE obj1, VALUE obj2)
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{
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VALUE result;
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result = rb_funcall(obj2, id_eq, 1, Qnil);
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if (!RTEST(result)) {
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result = rb_funcall(obj2, id_eq, 1, Qfalse);
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if (!RTEST(result)) return Qtrue;
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}
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return Qfalse;
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}
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/*
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* call-seq:
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| ... | ... | |
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rb_cData = rb_define_class("Data", rb_cObject);
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rb_undef_alloc_func(rb_cData);
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rb_mBool = rb_define_module("Bool");
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rb_define_singleton_method(rb_mBool, "append_features", rb_bool_append_features, 1);
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rb_cTrueClass = rb_define_class("TrueClass", rb_cObject);
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rb_include_module(rb_cTrueClass, rb_mBool);
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rb_define_method(rb_cTrueClass, "to_s", true_to_s, 0);
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rb_define_alias(rb_cTrueClass, "inspect", "to_s");
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rb_define_method(rb_cTrueClass, "&", true_and, 1);
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| ... | ... | |
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rb_define_global_const("TRUE", Qtrue);
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rb_cFalseClass = rb_define_class("FalseClass", rb_cObject);
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rb_include_module(rb_cFalseClass, rb_mBool);
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rb_define_method(rb_cFalseClass, "to_s", false_to_s, 0);
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rb_define_alias(rb_cFalseClass, "inspect", "to_s");
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rb_define_method(rb_cFalseClass, "&", false_and, 1);
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