diff options
Diffstat (limited to 'error.c')
| -rw-r--r-- | error.c | 411 |
1 files changed, 289 insertions, 122 deletions
@@ -86,6 +86,7 @@ static ID id_category; static ID id_deprecated; static ID id_experimental; static ID id_performance; +static ID id_strict_unused_block; static VALUE sym_category; static VALUE sym_highlight; static struct { @@ -574,6 +575,18 @@ rb_warn_deprecated_to_remove(const char *removal, const char *fmt, const char *s } } +void +rb_warn_reserved_name(const char *coming, const char *fmt, ...) +{ + if (!deprecation_warning_enabled()) return; + + with_warning_string_from(mesg, 0, fmt, fmt) { + rb_str_set_len(mesg, RSTRING_LEN(mesg) - 1); + rb_str_catf(mesg, " is reserved for Ruby %s\n", coming); + rb_warn_category(mesg, ID2SYM(id_deprecated)); + } +} + static inline int end_with_asciichar(VALUE str, int c) { @@ -1064,6 +1077,7 @@ static void die(void) { #if defined(_WIN32) && defined(RUBY_MSVCRT_VERSION) && RUBY_MSVCRT_VERSION >= 80 + /* mingw32 declares in stdlib.h but does not provide. */ _set_abort_behavior( 0, _CALL_REPORTFAULT); #endif @@ -1071,25 +1085,35 @@ die(void) } RBIMPL_ATTR_FORMAT(RBIMPL_PRINTF_FORMAT, 1, 0) -void -rb_bug_without_die(const char *fmt, va_list args) +static void +rb_bug_without_die_internal(const char *fmt, va_list args) { const char *file = NULL; int line = 0; - if (GET_EC()) { + if (rb_current_execution_context(false)) { file = rb_source_location_cstr(&line); } report_bug_valist(file, line, fmt, NULL, args); } +RBIMPL_ATTR_FORMAT(RBIMPL_PRINTF_FORMAT, 1, 0) +void +rb_bug_without_die(const char *fmt, ...) +{ + va_list args; + va_start(args, fmt); + rb_bug_without_die_internal(fmt, args); + va_end(args); +} + void rb_bug(const char *fmt, ...) { va_list args; va_start(args, fmt); - rb_bug_without_die(fmt, args); + rb_bug_without_die_internal(fmt, args); va_end(args); die(); } @@ -1100,7 +1124,7 @@ rb_bug_for_fatal_signal(ruby_sighandler_t default_sighandler, int sig, const voi const char *file = NULL; int line = 0; - if (GET_EC()) { + if (rb_current_execution_context(false)) { file = rb_source_location_cstr(&line); } @@ -1172,23 +1196,27 @@ void rb_assert_failure_detail(const char *file, int line, const char *name, const char *expr, const char *fmt, ...) { - FILE *out = stderr; - fprintf(out, "Assertion Failed: %s:%d:", file, line); - if (name) fprintf(out, "%s:", name); - fputs(expr, out); + rb_pid_t pid = -1; + FILE *out = bug_report_file(file, line, &pid); + if (out) { + fputs("Assertion Failed: ", out); + if (name) fprintf(out, "%s:", name); + fputs(expr, out); + + if (fmt && *fmt) { + va_list args; + va_start(args, fmt); + fputs(": ", out); + vfprintf(out, fmt, args); + va_end(args); + } + fprintf(out, "\n%s\n\n", rb_dynamic_description); - if (fmt && *fmt) { - va_list args; - va_start(args, fmt); - fputs(": ", out); - vfprintf(out, fmt, args); - va_end(args); + preface_dump(out); + rb_vm_bugreport(NULL, out); + bug_report_end(out, pid); } - fprintf(out, "\n%s\n\n", rb_dynamic_description); - preface_dump(out); - rb_vm_bugreport(NULL, out); - bug_report_end(out, -1); die(); } @@ -1285,6 +1313,20 @@ rb_builtin_class_name(VALUE x) COLDFUNC NORETURN(static void unexpected_type(VALUE, int, int)); #define UNDEF_LEAKED "undef leaked to the Ruby space" +void +rb_unexpected_typeddata(const rb_data_type_t *actual, const rb_data_type_t *expected) +{ + rb_raise(rb_eTypeError, "wrong argument type %s (expected %s)", + actual->wrap_struct_name, expected->wrap_struct_name); +} + +void +rb_unexpected_object_type(VALUE obj, const char *expected) +{ + rb_raise(rb_eTypeError, "wrong argument type %"PRIsVALUE" (expected %s)", + displaying_class_of(obj), expected); +} + static void unexpected_type(VALUE x, int xt, int t) { @@ -1292,9 +1334,7 @@ unexpected_type(VALUE x, int xt, int t) VALUE mesg, exc = rb_eFatal; if (tname) { - mesg = rb_sprintf("wrong argument type %"PRIsVALUE" (expected %s)", - displaying_class_of(x), tname); - exc = rb_eTypeError; + rb_unexpected_object_type(x, tname); } else if (xt > T_MASK && xt <= 0x3f) { mesg = rb_sprintf("unknown type 0x%x (0x%x given, probably comes" @@ -1339,24 +1379,18 @@ rb_unexpected_type(VALUE x, int t) unexpected_type(x, TYPE(x), t); } +#undef rb_typeddata_inherited_p int rb_typeddata_inherited_p(const rb_data_type_t *child, const rb_data_type_t *parent) { - while (child) { - if (child == parent) return 1; - child = child->parent; - } - return 0; + return rbimpl_typeddata_inherited_p_inline(child, parent); } +#undef rb_typeddata_is_kind_of int rb_typeddata_is_kind_of(VALUE obj, const rb_data_type_t *data_type) { - if (!RB_TYPE_P(obj, T_DATA) || - !RTYPEDDATA_P(obj) || !rb_typeddata_inherited_p(RTYPEDDATA_TYPE(obj), data_type)) { - return 0; - } - return 1; + return rbimpl_typeddata_is_kind_of_inline(obj, data_type); } #undef rb_typeddata_is_instance_of @@ -1369,26 +1403,7 @@ rb_typeddata_is_instance_of(VALUE obj, const rb_data_type_t *data_type) void * rb_check_typeddata(VALUE obj, const rb_data_type_t *data_type) { - VALUE actual; - - if (!RB_TYPE_P(obj, T_DATA)) { - actual = displaying_class_of(obj); - } - else if (!RTYPEDDATA_P(obj)) { - actual = displaying_class_of(obj); - } - else if (!rb_typeddata_inherited_p(RTYPEDDATA_TYPE(obj), data_type)) { - const char *name = RTYPEDDATA_TYPE(obj)->wrap_struct_name; - actual = rb_str_new_cstr(name); /* or rb_fstring_cstr? not sure... */ - } - else { - return RTYPEDDATA_GET_DATA(obj); - } - - const char *expected = data_type->wrap_struct_name; - rb_raise(rb_eTypeError, "wrong argument type %"PRIsVALUE" (expected %s)", - actual, expected); - UNREACHABLE_RETURN(NULL); + return rbimpl_check_typeddata(obj, data_type); } /* exception classes */ @@ -1659,7 +1674,7 @@ check_order_keyword(VALUE opt) * - If the value of keyword +order+ is +:top+ (the default), * lists the error message and the innermost backtrace entry first. * - If the value of keyword +order+ is +:bottom+, - * lists the error message the the innermost entry last. + * lists the error message the innermost entry last. * * Example: * @@ -1679,16 +1694,16 @@ check_order_keyword(VALUE opt) * Output: * * "divided by 0" - * ["t.rb:3:in `/': divided by 0 (ZeroDivisionError)", - * "\tfrom t.rb:3:in `baz'", - * "\tfrom t.rb:10:in `bar'", - * "\tfrom t.rb:11:in `foo'", - * "\tfrom t.rb:12:in `<main>'"] - * ["t.rb:3:in `/': \e[1mdivided by 0 (\e[1;4mZeroDivisionError\e[m\e[1m)\e[m", - * "\tfrom t.rb:3:in `baz'", - * "\tfrom t.rb:10:in `bar'", - * "\tfrom t.rb:11:in `foo'", - * "\tfrom t.rb:12:in `<main>'"] + * ["t.rb:3:in 'Integer#/': divided by 0 (ZeroDivisionError)", + * "\tfrom t.rb:3:in 'Object#baz'", + * "\tfrom t.rb:10:in 'Object#bar'", + * "\tfrom t.rb:11:in 'Object#foo'", + * "\tfrom t.rb:12:in '<main>'"] + * ["t.rb:3:in 'Integer#/': \e[1mdivided by 0 (\e[1;4mZeroDivisionError\e[m\e[1m)\e[m", + * "\tfrom t.rb:3:in 'Object#baz'", + * "\tfrom t.rb:10:in 'Object#bar'", + * "\tfrom t.rb:11:in 'Object#foo'", + * "\tfrom t.rb:12:in '<main>'"] * * An overriding method should be careful with ANSI code enhancements; * see {Messages}[rdoc-ref:exceptions.md@Messages]. @@ -1837,26 +1852,31 @@ exc_inspect(VALUE exc) * call-seq: * backtrace -> array or nil * - * Returns a backtrace value for +self+; - * the returned value depends on the form of the stored backtrace value: + * Returns the backtrace (the list of code locations that led to the exception), + * as an array of strings. * - * - \Array of Thread::Backtrace::Location objects: - * returns the array of strings given by - * <tt>Exception#backtrace_locations.map {|loc| loc.to_s }</tt>. - * This is the normal case, where the backtrace value was stored by Kernel#raise. - * - \Array of strings: returns that array. - * This is the unusual case, where the backtrace value was explicitly - * stored as an array of strings. - * - +nil+: returns +nil+. + * Example (assuming the code is stored in the file named <tt>t.rb</tt>): * - * Example: + * def division(numerator, denominator) + * numerator / denominator + * end * * begin - * 1 / 0 - * rescue => x - * x.backtrace.take(2) + * division(1, 0) + * rescue => ex + * p ex.backtrace + * # ["t.rb:2:in 'Integer#/'", "t.rb:2:in 'Object#division'", "t.rb:6:in '<main>'"] + * loc = ex.backtrace.first + * p loc.class + * # String * end - * # => ["(irb):132:in `/'", "(irb):132:in `<top (required)>'"] + * + * The value returned by this method might be adjusted when raising (see Kernel#raise), + * or during intermediate handling by #set_backtrace. + * + * See also #backtrace_locations that provide the same value, as structured objects. + * (Note though that two values might not be consistent with each other when + * backtraces are manually adjusted.) * * see {Backtraces}[rdoc-ref:exceptions.md@Backtraces]. */ @@ -1903,20 +1923,37 @@ rb_get_backtrace(VALUE exc) * call-seq: * backtrace_locations -> array or nil * - * Returns a backtrace value for +self+; - * the returned value depends on the form of the stored backtrace value: + * Returns the backtrace (the list of code locations that led to the exception), + * as an array of Thread::Backtrace::Location instances. * - * - \Array of Thread::Backtrace::Location objects: returns that array. - * - \Array of strings or +nil+: returns +nil+. + * Example (assuming the code is stored in the file named <tt>t.rb</tt>): * - * Example: + * def division(numerator, denominator) + * numerator / denominator + * end * * begin - * 1 / 0 - * rescue => x - * x.backtrace_locations.take(2) + * division(1, 0) + * rescue => ex + * p ex.backtrace_locations + * # ["t.rb:2:in 'Integer#/'", "t.rb:2:in 'Object#division'", "t.rb:6:in '<main>'"] + * loc = ex.backtrace_locations.first + * p loc.class + * # Thread::Backtrace::Location + * p loc.path + * # "t.rb" + * p loc.lineno + * # 2 + * p loc.label + * # "Integer#/" * end - * # => ["(irb):150:in `/'", "(irb):150:in `<top (required)>'"] + * + * The value returned by this method might be adjusted when raising (see Kernel#raise), + * or during intermediate handling by #set_backtrace. + * + * See also #backtrace that provide the same value as an array of strings. + * (Note though that two values might not be consistent with each other when + * backtraces are manually adjusted.) * * See {Backtraces}[rdoc-ref:exceptions.md@Backtraces]. */ @@ -1958,15 +1995,100 @@ rb_check_backtrace(VALUE bt) * call-seq: * set_backtrace(value) -> value * - * Sets the backtrace value for +self+; returns the given +value: + * Sets the backtrace value for +self+; returns the given +value+. * - * x = RuntimeError.new('Boom') - * x.set_backtrace(%w[foo bar baz]) # => ["foo", "bar", "baz"] - * x.backtrace # => ["foo", "bar", "baz"] + * The +value+ might be: * - * The given +value+ must be an array of strings, a single string, or +nil+. + * - an array of Thread::Backtrace::Location; + * - an array of String instances; + * - a single String instance; or + * - +nil+. * - * Does not affect the value returned by #backtrace_locations. + * Using array of Thread::Backtrace::Location is the most consistent + * option: it sets both #backtrace and #backtrace_locations. It should be + * preferred when possible. The suitable array of locations can be obtained + * from Kernel#caller_locations, copied from another error, or just set to + * the adjusted result of the current error's #backtrace_locations: + * + * require 'json' + * + * def parse_payload(text) + * JSON.parse(text) # test.rb, line 4 + * rescue JSON::ParserError => ex + * ex.set_backtrace(ex.backtrace_locations[2...]) + * raise + * end + * + * parse_payload('{"wrong: "json"') + * # test.rb:4:in 'Object#parse_payload': unexpected token at '{"wrong: "json"' (JSON::ParserError) + * # + * # An error points to the body of parse_payload method, + * # hiding the parts of the backtrace related to the internals + * # of the "json" library + * + * # The error has both #backtace and #backtrace_locations set + * # consistently: + * begin + * parse_payload('{"wrong: "json"') + * rescue => ex + * p ex.backtrace + * # ["test.rb:4:in 'Object#parse_payload'", "test.rb:20:in '<main>'"] + * p ex.backtrace_locations + * # ["test.rb:4:in 'Object#parse_payload'", "test.rb:20:in '<main>'"] + * end + * + * When the desired stack of locations is not available and should + * be constructed from scratch, an array of strings or a singular + * string can be used. In this case, only #backtrace is affected: + * + * def parse_payload(text) + * JSON.parse(text) + * rescue JSON::ParserError => ex + * ex.set_backtrace(["dsl.rb:34", "framework.rb:1"]) + * # The error have the new value in #backtrace: + * p ex.backtrace + * # ["dsl.rb:34", "framework.rb:1"] + * + * # but the original one in #backtrace_locations + * p ex.backtrace_locations + * # [".../json/common.rb:221:in 'JSON::Ext::Parser.parse'", ...] + * end + * + * parse_payload('{"wrong: "json"') + * + * Calling #set_backtrace with +nil+ clears up #backtrace but doesn't affect + * #backtrace_locations: + * + * def parse_payload(text) + * JSON.parse(text) + * rescue JSON::ParserError => ex + * ex.set_backtrace(nil) + * p ex.backtrace + * # nil + * p ex.backtrace_locations + * # [".../json/common.rb:221:in 'JSON::Ext::Parser.parse'", ...] + * end + * + * parse_payload('{"wrong: "json"') + * + * On reraising of such an exception, both #backtrace and #backtrace_locations + * is set to the place of reraising: + * + * def parse_payload(text) + * JSON.parse(text) + * rescue JSON::ParserError => ex + * ex.set_backtrace(nil) + * raise # test.rb, line 7 + * end + * + * begin + * parse_payload('{"wrong: "json"') + * rescue => ex + * p ex.backtrace + * # ["test.rb:7:in 'Object#parse_payload'", "test.rb:11:in '<main>'"] + * p ex.backtrace_locations + * # ["test.rb:7:in 'Object#parse_payload'", "test.rb:11:in '<main>'"] + * end * * See {Backtraces}[rdoc-ref:exceptions.md@Backtraces]. */ @@ -2037,9 +2159,9 @@ try_convert_to_exception(VALUE obj) /* * call-seq: - * self == object -> true or false + * self == other -> true or false * - * Returns whether +object+ is the same class as +self+ + * Returns whether +other+ is the same class as +self+ * and its #message and #backtrace are equal to those of +self+. * */ @@ -2383,30 +2505,21 @@ typedef struct name_error_message_struct { } name_error_message_t; static void -name_err_mesg_mark(void *p) +name_err_mesg_mark_and_move(void *p) { name_error_message_t *ptr = (name_error_message_t *)p; - rb_gc_mark_movable(ptr->mesg); - rb_gc_mark_movable(ptr->recv); - rb_gc_mark_movable(ptr->name); -} - -static void -name_err_mesg_update(void *p) -{ - name_error_message_t *ptr = (name_error_message_t *)p; - ptr->mesg = rb_gc_location(ptr->mesg); - ptr->recv = rb_gc_location(ptr->recv); - ptr->name = rb_gc_location(ptr->name); + rb_gc_mark_and_move(&ptr->mesg); + rb_gc_mark_and_move(&ptr->recv); + rb_gc_mark_and_move(&ptr->name); } static const rb_data_type_t name_err_mesg_data_type = { "name_err_mesg", { - name_err_mesg_mark, + name_err_mesg_mark_and_move, RUBY_TYPED_DEFAULT_FREE, NULL, // No external memory to report, - name_err_mesg_update, + name_err_mesg_mark_and_move, }, 0, 0, RUBY_TYPED_FREE_IMMEDIATELY | RUBY_TYPED_WB_PROTECTED | RUBY_TYPED_EMBEDDABLE }; @@ -2494,7 +2607,7 @@ name_err_mesg_to_str(VALUE obj) VALUE mesg = ptr->mesg; if (NIL_P(mesg)) return Qnil; else { - struct RString s_str, c_str, d_str; + struct RString s_str = {RBASIC_INIT}, c_str = {RBASIC_INIT}, d_str = {RBASIC_INIT}; VALUE c, s, d = 0, args[4], c2; int state = 0; rb_encoding *usascii = rb_usascii_encoding(); @@ -2847,7 +2960,7 @@ syntax_error_with_path(VALUE exc, VALUE path, VALUE *mesg, rb_encoding *enc) /* * Document-module: Errno - + * * When an operating system encounters an error, * it typically reports the error as an integer error code: * @@ -2888,6 +3001,13 @@ syntax_error_with_path(VALUE exc, VALUE path, VALUE *mesg, rb_encoding *enc) * Errno::ENOENT::Errno # => 2 * Errno::ENOTCAPABLE::Errno # => 0 * + * Each class in Errno can be created with optional messages: + * + * Errno::EPIPE.new # => #<Errno::EPIPE: Broken pipe> + * Errno::EPIPE.new("foo") # => #<Errno::EPIPE: Broken pipe - foo> + * Errno::EPIPE.new("foo", "here") # => #<Errno::EPIPE: Broken pipe @ here - foo> + * + * See SystemCallError.new. */ static st_table *syserr_tbl; @@ -2958,12 +3078,33 @@ get_syserr(int n) /* * call-seq: - * SystemCallError.new(msg, errno) -> system_call_error_subclass + * SystemCallError.new(msg, errno = nil, func = nil) -> system_call_error_subclass * * If _errno_ corresponds to a known system error code, constructs the * appropriate Errno class for that error, otherwise constructs a * generic SystemCallError object. The error number is subsequently * available via the #errno method. + * + * If only numeric object is given, it is treated as an Integer _errno_, + * and _msg_ is omitted, otherwise the first argument _msg_ is used as + * the additional error message. + * + * SystemCallError.new(Errno::EPIPE::Errno) + * #=> #<Errno::EPIPE: Broken pipe> + * + * SystemCallError.new("foo") + * #=> #<SystemCallError: unknown error - foo> + * + * SystemCallError.new("foo", Errno::EPIPE::Errno) + * #=> #<Errno::EPIPE: Broken pipe - foo> + * + * If _func_ is not +nil+, it is appended to the message with "<tt> @ </tt>". + * + * SystemCallError.new("foo", Errno::EPIPE::Errno, "here") + * #=> #<Errno::EPIPE: Broken pipe @ here - foo> + * + * A subclass of SystemCallError can also be instantiated via the + * +new+ method of the subclass. See Errno. */ static VALUE @@ -3338,6 +3479,18 @@ syserr_eqq(VALUE self, VALUE exc) */ /* + * Document-class: NoMatchingPatternError + * + * Raised when matching pattern not found. + */ + +/* + * Document-class: NoMatchingPatternKeyError + * + * Raised when matching key not found. + */ + +/* * Document-class: fatal * * +fatal+ is an Exception that is raised when Ruby has encountered a fatal @@ -3352,7 +3505,7 @@ syserr_eqq(VALUE self, VALUE exc) /* * Document-class: Exception * - * \Class +Exception+ and its subclasses are used to indicate that an error + * Class +Exception+ and its subclasses are used to indicate that an error * or other problem has occurred, * and may need to be handled. * See {Exceptions}[rdoc-ref:exceptions.md]. @@ -3369,13 +3522,13 @@ syserr_eqq(VALUE self, VALUE exc) * - An optional cause; * see method #cause. * - * == Built-In \Exception \Class Hierarchy + * == Built-In \Exception Class Hierarchy * * The hierarchy of built-in subclasses of class +Exception+: * * * NoMemoryError * * ScriptError - * * {LoadError}[https://docs.ruby-lang.org/en/master/LoadError.html] + * * LoadError * * NotImplementedError * * SyntaxError * * SecurityError @@ -3407,7 +3560,7 @@ syserr_eqq(VALUE self, VALUE exc) * * ZeroDivisionError * * SystemExit * * SystemStackError - * * {fatal}[https://docs.ruby-lang.org/en/master/fatal.html] + * * {fatal}[rdoc-ref:fatal] * */ @@ -3584,6 +3737,7 @@ Init_Exception(void) id_deprecated = rb_intern_const("deprecated"); id_experimental = rb_intern_const("experimental"); id_performance = rb_intern_const("performance"); + id_strict_unused_block = rb_intern_const("strict_unused_block"); id_top = rb_intern_const("top"); id_bottom = rb_intern_const("bottom"); id_iseq = rb_make_internal_id(); @@ -3596,12 +3750,14 @@ Init_Exception(void) st_add_direct(warning_categories.id2enum, id_deprecated, RB_WARN_CATEGORY_DEPRECATED); st_add_direct(warning_categories.id2enum, id_experimental, RB_WARN_CATEGORY_EXPERIMENTAL); st_add_direct(warning_categories.id2enum, id_performance, RB_WARN_CATEGORY_PERFORMANCE); + st_add_direct(warning_categories.id2enum, id_strict_unused_block, RB_WARN_CATEGORY_STRICT_UNUSED_BLOCK); warning_categories.enum2id = rb_init_identtable(); st_add_direct(warning_categories.enum2id, RB_WARN_CATEGORY_NONE, 0); st_add_direct(warning_categories.enum2id, RB_WARN_CATEGORY_DEPRECATED, id_deprecated); st_add_direct(warning_categories.enum2id, RB_WARN_CATEGORY_EXPERIMENTAL, id_experimental); st_add_direct(warning_categories.enum2id, RB_WARN_CATEGORY_PERFORMANCE, id_performance); + st_add_direct(warning_categories.enum2id, RB_WARN_CATEGORY_STRICT_UNUSED_BLOCK, id_strict_unused_block); } void @@ -3624,12 +3780,13 @@ rb_vraise(VALUE exc, const char *fmt, va_list ap) } void -rb_raise(VALUE exc, const char *fmt, ...) +rb_raise(VALUE exc_class, const char *fmt, ...) { va_list args; va_start(args, fmt); - rb_vraise(exc, fmt, args); + VALUE exc = rb_exc_new3(exc_class, rb_vsprintf(fmt, args)); va_end(args); + rb_exc_raise(exc); } NORETURN(static void raise_loaderror(VALUE path, VALUE mesg)); @@ -3993,7 +4150,7 @@ rb_error_frozen_object(VALUE frozen_obj) rb_yjit_lazy_push_frame(GET_EC()->cfp->pc); VALUE mesg = rb_sprintf("can't modify frozen %"PRIsVALUE": ", - CLASS_OF(frozen_obj)); + rb_obj_class(frozen_obj)); VALUE exc = rb_exc_new_str(rb_eFrozenError, mesg); rb_ivar_set(exc, id_recv, frozen_obj); @@ -4008,7 +4165,7 @@ rb_error_frozen_object(VALUE frozen_obj) } void -rb_warn_unchilled(VALUE obj) +rb_warn_unchilled_literal(VALUE obj) { rb_warning_category_t category = RB_WARN_CATEGORY_DEPRECATED; if (!NIL_P(ruby_verbose) && rb_warning_category_enabled_p(category)) { @@ -4029,7 +4186,8 @@ rb_warn_unchilled(VALUE obj) VALUE created = get_created_info(str, &line); if (NIL_P(created)) { rb_str_cat2(mesg, " (run with --debug-frozen-string-literal for more information)\n"); - } else { + } + else { rb_str_cat2(mesg, "\n"); rb_str_append(mesg, created); if (line) rb_str_catf(mesg, ":%d", line); @@ -4039,6 +4197,15 @@ rb_warn_unchilled(VALUE obj) } } +void +rb_warn_unchilled_symbol_to_s(VALUE obj) +{ + rb_category_warn( + RB_WARN_CATEGORY_DEPRECATED, + "string returned by :%s.to_s will be frozen in the future", RSTRING_PTR(obj) + ); +} + #undef rb_check_frozen void rb_check_frozen(VALUE obj) |