Commit | Line | Data |
---|---|---|
b45f050a JF |
1 | #!./perl -w |
2 | ||
21adcf33 KW |
3 | $|=1; # outherwise things get mixed up in output |
4 | ||
b45f050a JF |
5 | BEGIN { |
6 | chdir 't' if -d 't'; | |
cb79f740 | 7 | require './test.pl'; |
624c42e2 | 8 | set_up_inc( qw '../lib ../ext/re' ); |
cb79f740 | 9 | eval 'require Config'; # assume defaults if this fails |
b45f050a JF |
10 | } |
11 | ||
624c42e2 N |
12 | skip_all_without_unicode_tables(); |
13 | ||
cb79f740 | 14 | use strict; |
c1d900c3 | 15 | use open qw(:utf8 :std); |
b45f050a | 16 | |
b1793c1a KW |
17 | # Kind of a kludge to mark warnings to be expected only if we are testing |
18 | # under "use re 'strict'" | |
19 | my $only_strict_marker = ':expected_only_under_strict'; | |
20 | ||
b45f050a | 21 | ## If the markers used are changed (search for "MARKER1" in regcomp.c), |
cb79f740 | 22 | ## update only these two regexs, and leave the {#} in the @death/@warning |
b45f050a JF |
23 | ## arrays below. The {#} is a meta-marker -- it marks where the marker should |
24 | ## go. | |
af01601c | 25 | |
b1793c1a KW |
26 | sub fixup_expect ($$) { |
27 | ||
28 | # Fixes up the expected results by inserting the boiler plate text. | |
29 | # Returns empty string if that is what is expected. Otherwise, handles | |
30 | # either a scalar, turning it into a single element array; or a ref to an | |
31 | # array, adjusting each element. If called in array context, returns an | |
32 | # array, otherwise the join of all elements. | |
33 | ||
34 | # The string $only_strict_marker will be removed from any expect line it | |
35 | # begins, and if $strict is not true, that expect line will be removed | |
36 | # from the output (hence won't be expected) | |
37 | ||
38 | my ($expect_ref, $strict) = @_; | |
63374c78 | 39 | return "" if $expect_ref eq ""; |
af01601c KW |
40 | |
41 | my @expect; | |
42 | if (ref $expect_ref) { | |
43 | @expect = @$expect_ref; | |
44 | } | |
45 | else { | |
46 | @expect = $expect_ref; | |
47 | } | |
48 | ||
b1793c1a | 49 | my @new_expect; |
af01601c | 50 | foreach my $element (@expect) { |
b1793c1a KW |
51 | $element =~ s/\{\#\}/in regex; marked by <-- HERE in/; |
52 | $element =~ s/\{\#\}/ <-- HERE /; | |
af01601c | 53 | $element .= " at "; |
b1793c1a KW |
54 | next if $element =~ s/ ^ $only_strict_marker \s* //x && ! $strict; |
55 | push @new_expect, $element; | |
af01601c | 56 | } |
b1793c1a | 57 | return wantarray ? @new_expect : join "", @new_expect; |
cb79f740 | 58 | } |
b45f050a | 59 | |
af05e4c0 YO |
60 | sub add_markers { |
61 | my ($element)= @_; | |
62 | $element =~ s/ at .* line \d+\.?\n$//; | |
63 | $element =~ s/in regex; marked by <-- HERE in/{#}/; | |
64 | $element =~ s/ <-- HERE /{#}/; | |
65 | return $element; | |
66 | } | |
67 | ||
c1d900c3 | 68 | ## Because we don't "use utf8" in this file, we need to do some extra legwork |
b0e1d434 KW |
69 | ## for the utf8 tests: Prepend 'use utf8' to the pattern, and mark the strings |
70 | ## to check against as UTF-8, but for this all to work properly, the character | |
71 | ## 'ネ' (U+30CD) is required in each pattern somewhere as a marker. | |
4cabb89a BF |
72 | ## |
73 | ## This also creates a second variant of the tests to check if the | |
b0e1d434 KW |
74 | ## latin1 error messages are working correctly. Because we don't 'use utf8', |
75 | ## we can't tell if something is UTF-8 or Latin1, so you need the suffix | |
76 | ## '; no latin1' to not have the second variant. | |
4cabb89a BF |
77 | my $l1 = "\x{ef}"; |
78 | my $utf8 = "\x{30cd}"; | |
79 | utf8::encode($utf8); | |
80 | ||
c1d900c3 BF |
81 | sub mark_as_utf8 { |
82 | my @ret; | |
67cdf558 KW |
83 | for (my $i = 0; $i < @_; $i += 2) { |
84 | my $pat = $_[$i]; | |
85 | my $msg = $_[$i+1]; | |
4cabb89a BF |
86 | my $l1_pat = $pat =~ s/$utf8/$l1/gr; |
87 | my $l1_msg; | |
c1d900c3 | 88 | $pat = "use utf8; $pat"; |
b0e1d434 | 89 | |
c1d900c3 | 90 | if (ref $msg) { |
4cabb89a BF |
91 | $l1_msg = [ map { s/$utf8/$l1/gr } @$msg ]; |
92 | @$msg = map { my $c = $_; utf8::decode($c); $c } @$msg; | |
c1d900c3 BF |
93 | } |
94 | else { | |
4cabb89a | 95 | $l1_msg = $msg =~ s/$utf8/$l1/gr; |
c1d900c3 BF |
96 | utf8::decode($msg); |
97 | } | |
98 | push @ret, $pat => $msg; | |
b0e1d434 | 99 | |
4cabb89a | 100 | push @ret, $l1_pat => $l1_msg unless $l1_pat =~ /#no latin1/; |
c1d900c3 BF |
101 | } |
102 | return @ret; | |
103 | } | |
104 | ||
cb79f740 NC |
105 | my $inf_m1 = ($Config::Config{reg_infty} || 32767) - 1; |
106 | my $inf_p1 = $inf_m1 + 2; | |
b45f050a | 107 | |
c877af1b KW |
108 | my $B_hex = sprintf("\\x%02X", ord "B"); |
109 | my $low_mixed_alpha = ('A' lt 'a') ? 'A' : 'a'; | |
110 | my $high_mixed_alpha = ('A' lt 'a') ? 'a' : 'A'; | |
111 | my $low_mixed_digit = ('A' lt '0') ? 'A' : '0'; | |
112 | my $high_mixed_digit = ('A' lt '0') ? '0' : 'A'; | |
113 | ||
acdfc3b6 KW |
114 | my $colon_hex = sprintf "%02X", ord(":"); |
115 | my $tab_hex = sprintf "%02X", ord("\t"); | |
116 | ||
d30277c7 KW |
117 | # Key-value pairs of strings eval'd as patterns => warn/error messages that |
118 | # they should generate. In some cases, the value is an array of multiple | |
119 | # messages. Some groups have the message(s) be default on; others, default | |
120 | # off. This can be overridden on an individual key basis by preceding the | |
121 | # pattern string with either 'default_on' or 'default_off' | |
122 | # | |
123 | # The first set are those that should be fatal errors. | |
124 | ||
b45f050a JF |
125 | my @death = |
126 | ( | |
6d24e9d4 | 127 | '/[[=foo=]]/' => 'POSIX syntax [= =] is reserved for future extensions {#} m/[[=foo=]{#}]/', |
b45f050a | 128 | |
58e23c8d | 129 | '/(?<= .*)/' => 'Variable length lookbehind not implemented in regex m/(?<= .*)/', |
b45f050a | 130 | |
58e23c8d | 131 | '/(?<= x{1000})/' => 'Lookbehind longer than 255 not implemented in regex m/(?<= x{1000})/', |
b45f050a | 132 | |
6d24e9d4 | 133 | '/(?@)/' => 'Sequence (?@...) not implemented {#} m/(?@{#})/', |
b45f050a | 134 | |
9da1dd8f | 135 | '/(?{ 1/' => 'Missing right curly or square bracket', |
b45f050a | 136 | |
6d24e9d4 | 137 | '/(?(1x))/' => 'Switch condition not recognized {#} m/(?(1x{#}))/', |
311cc1ad | 138 | '/(?(1x(?#)))/'=> 'Switch condition not recognized {#} m/(?(1x{#}(?#)))/', |
b45f050a | 139 | |
8fb0127d YO |
140 | '/(?(1)/' => 'Switch (?(condition)... not terminated {#} m/(?(1){#}/', |
141 | '/(?(1)x/' => 'Switch (?(condition)... not terminated {#} m/(?(1)x{#}/', | |
142 | '/(?(1)x|y/' => 'Switch (?(condition)... not terminated {#} m/(?(1)x|y{#}/', | |
6d24e9d4 | 143 | '/(?(1)x|y|z)/' => 'Switch (?(condition)... contains too many branches {#} m/(?(1)x|y|{#}z)/', |
b45f050a | 144 | |
c1d900c3 | 145 | '/(?(x)y|x)/' => 'Unknown switch condition (?(...)) {#} m/(?(x{#})y|x)/', |
10380cb3 FC |
146 | '/(?(??{}))/' => 'Unknown switch condition (?(...)) {#} m/(?(?{#}?{}))/', |
147 | '/(?(?[]))/' => 'Unknown switch condition (?(...)) {#} m/(?(?{#}[]))/', | |
b45f050a | 148 | |
6d24e9d4 | 149 | '/(?/' => 'Sequence (? incomplete {#} m/(?{#}/', |
b45f050a | 150 | |
6d24e9d4 KW |
151 | '/(?;x/' => 'Sequence (?;...) not recognized {#} m/(?;{#}x/', |
152 | '/(?<;x/' => 'Group name must start with a non-digit word character {#} m/(?<;{#}x/', | |
153 | '/(?\ix/' => 'Sequence (?\...) not recognized {#} m/(?\{#}ix/', | |
154 | '/(?\mx/' => 'Sequence (?\...) not recognized {#} m/(?\{#}mx/', | |
155 | '/(?\:x/' => 'Sequence (?\...) not recognized {#} m/(?\{#}:x/', | |
156 | '/(?\=x/' => 'Sequence (?\...) not recognized {#} m/(?\{#}=x/', | |
157 | '/(?\!x/' => 'Sequence (?\...) not recognized {#} m/(?\{#}!x/', | |
158 | '/(?\<=x/' => 'Sequence (?\...) not recognized {#} m/(?\{#}<=x/', | |
159 | '/(?\<!x/' => 'Sequence (?\...) not recognized {#} m/(?\{#}<!x/', | |
160 | '/(?\>x/' => 'Sequence (?\...) not recognized {#} m/(?\{#}>x/', | |
161 | '/(?^-i:foo)/' => 'Sequence (?^-...) not recognized {#} m/(?^-{#}i:foo)/', | |
162 | '/(?^-i)foo/' => 'Sequence (?^-...) not recognized {#} m/(?^-{#}i)foo/', | |
163 | '/(?^d:foo)/' => 'Sequence (?^d...) not recognized {#} m/(?^d{#}:foo)/', | |
164 | '/(?^d)foo/' => 'Sequence (?^d...) not recognized {#} m/(?^d{#})foo/', | |
165 | '/(?^lu:foo)/' => 'Regexp modifiers "l" and "u" are mutually exclusive {#} m/(?^lu{#}:foo)/', | |
166 | '/(?^lu)foo/' => 'Regexp modifiers "l" and "u" are mutually exclusive {#} m/(?^lu{#})foo/', | |
167 | '/(?da:foo)/' => 'Regexp modifiers "d" and "a" are mutually exclusive {#} m/(?da{#}:foo)/', | |
168 | '/(?lil:foo)/' => 'Regexp modifier "l" may not appear twice {#} m/(?lil{#}:foo)/', | |
169 | '/(?aaia:foo)/' => 'Regexp modifier "a" may appear a maximum of twice {#} m/(?aaia{#}:foo)/', | |
170 | '/(?i-l:foo)/' => 'Regexp modifier "l" may not appear after the "-" {#} m/(?i-l{#}:foo)/', | |
cc74c5bd | 171 | |
6d24e9d4 | 172 | '/((x)/' => 'Unmatched ( {#} m/({#}(x)/', |
77eddfe1 | 173 | '/{(}/' => 'Unmatched ( {#} m/{({#}}/', # [perl #127599] |
b45f050a | 174 | |
6d24e9d4 | 175 | "/x{$inf_p1}/" => "Quantifier in {,} bigger than $inf_m1 {#} m/x{{#}$inf_p1}/", |
b45f050a | 176 | |
b45f050a | 177 | |
6d24e9d4 | 178 | '/x**/' => 'Nested quantifiers {#} m/x**{#}/', |
b45f050a | 179 | |
6d24e9d4 | 180 | '/x[/' => 'Unmatched [ {#} m/x[{#}/', |
b45f050a | 181 | |
6d24e9d4 | 182 | '/*/', => 'Quantifier follows nothing {#} m/*{#}/', |
b45f050a | 183 | |
6d24e9d4 | 184 | '/\p{x/' => 'Missing right brace on \p{} {#} m/\p{{#}x/', |
b45f050a | 185 | |
6d24e9d4 | 186 | '/[\p{x]/' => 'Missing right brace on \p{} {#} m/[\p{{#}x]/', |
b45f050a | 187 | |
6d24e9d4 | 188 | '/(x)\2/' => 'Reference to nonexistent group {#} m/(x)\2{#}/', |
b45f050a | 189 | |
779fedd7 | 190 | '/\g/' => 'Unterminated \g... pattern {#} m/\g{#}/', |
76cccc4d KW |
191 | '/\g{1/' => 'Unterminated \g{...} pattern {#} m/\g{1{#}/', |
192 | ||
40809656 | 193 | 'my $m = "\\\"; $m =~ $m', => 'Trailing \ in regex m/\/', |
b45f050a | 194 | |
6d24e9d4 KW |
195 | '/\x{1/' => 'Missing right brace on \x{} {#} m/\x{1{#}/', |
196 | '/\x{X/' => 'Missing right brace on \x{} {#} m/\x{{#}X/', | |
197 | ||
198 | '/[\x{X]/' => 'Missing right brace on \x{} {#} m/[\x{{#}X]/', | |
199 | '/[\x{A]/' => 'Missing right brace on \x{} {#} m/[\x{A{#}]/', | |
200 | ||
201 | '/\o{1/' => 'Missing right brace on \o{ {#} m/\o{1{#}/', | |
202 | '/\o{X/' => 'Missing right brace on \o{ {#} m/\o{{#}X/', | |
203 | ||
204 | '/[\o{X]/' => 'Missing right brace on \o{ {#} m/[\o{{#}X]/', | |
205 | '/[\o{7]/' => 'Missing right brace on \o{ {#} m/[\o{7{#}]/', | |
206 | ||
207 | '/[[:barf:]]/' => 'POSIX class [:barf:] unknown {#} m/[[:barf:]{#}]/', | |
208 | ||
209 | '/[[=barf=]]/' => 'POSIX syntax [= =] is reserved for future extensions {#} m/[[=barf=]{#}]/', | |
210 | ||
211 | '/[[.barf.]]/' => 'POSIX syntax [. .] is reserved for future extensions {#} m/[[.barf.]{#}]/', | |
212 | ||
213 | '/[z-a]/' => 'Invalid [] range "z-a" {#} m/[z-a{#}]/', | |
214 | ||
c30c479a | 215 | '/\p/' => 'Empty \p {#} m/\p{#}/', |
856d91b3 KW |
216 | '/\P/' => 'Empty \P {#} m/\P{#}/', |
217 | '/\p{}/' => 'Empty \p{} {#} m/\p{{#}}/', | |
6d24e9d4 | 218 | '/\P{}/' => 'Empty \P{} {#} m/\P{{#}}/', |
64935bc6 KW |
219 | |
220 | '/a\b{cde/' => 'Missing right brace on \b{} {#} m/a\b{{#}cde/', | |
221 | '/a\B{cde/' => 'Missing right brace on \B{} {#} m/a\B{{#}cde/', | |
222 | ||
223 | '/\b{}/' => 'Empty \b{} {#} m/\b{}{#}/', | |
224 | '/\B{}/' => 'Empty \B{} {#} m/\B{}{#}/', | |
225 | ||
226 | '/\b{gc}/' => "'gc' is an unknown bound type {#} m/\\b{gc{#}}/", | |
227 | '/\B{gc}/' => "'gc' is an unknown bound type {#} m/\\B{gc{#}}/", | |
228 | ||
19a498a4 YO |
229 | '/(?[[[::]]])/' => "Unexpected ']' with no following ')' in (?[... {#} m/(?[[[::]]{#}])/", |
230 | '/(?[[[:w:]]])/' => "Unexpected ']' with no following ')' in (?[... {#} m/(?[[[:w:]]{#}])/", | |
6d24e9d4 | 231 | '/(?[a])/' => 'Unexpected character {#} m/(?[a{#}])/', |
6d24e9d4 KW |
232 | '/(?[ + \t ])/' => 'Unexpected binary operator \'+\' with no preceding operand {#} m/(?[ +{#} \t ])/', |
233 | '/(?[ \cK - ( + \t ) ])/' => 'Unexpected binary operator \'+\' with no preceding operand {#} m/(?[ \cK - ( +{#} \t ) ])/', | |
234 | '/(?[ \cK ( \t ) ])/' => 'Unexpected \'(\' with no preceding operator {#} m/(?[ \cK ({#} \t ) ])/', | |
235 | '/(?[ \cK \t ])/' => 'Operand with no preceding operator {#} m/(?[ \cK \t{#} ])/', | |
236 | '/(?[ \0004 ])/' => 'Need exactly 3 octal digits {#} m/(?[ \0004 {#}])/', | |
237 | '/(?[ \05 ])/' => 'Need exactly 3 octal digits {#} m/(?[ \05 {#}])/', | |
238 | '/(?[ \o{1038} ])/' => 'Non-octal character {#} m/(?[ \o{1038{#}} ])/', | |
239 | '/(?[ \o{} ])/' => 'Number with no digits {#} m/(?[ \o{}{#} ])/', | |
240 | '/(?[ \x{defg} ])/' => 'Non-hex character {#} m/(?[ \x{defg{#}} ])/', | |
241 | '/(?[ \xabcdef ])/' => 'Use \\x{...} for more than two hex characters {#} m/(?[ \xabc{#}def ])/', | |
242 | '/(?[ \x{} ])/' => 'Number with no digits {#} m/(?[ \x{}{#} ])/', | |
243 | '/(?[ \cK + ) ])/' => 'Unexpected \')\' {#} m/(?[ \cK + ){#} ])/', | |
244 | '/(?[ \cK + ])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[ \cK + {#}])/', | |
c333712c KW |
245 | '/(?[ ( ) ])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[ ( ){#} ])/', |
246 | '/(?[[0]+()+])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[[0]+(){#}+])/', | |
29f52644 KW |
247 | '/(?[ \p{foo} ])/' => 'Can\'t find Unicode property definition "foo" {#} m/(?[ \p{foo}{#} ])/', |
248 | '/(?[ \p{ foo = bar } ])/' => 'Can\'t find Unicode property definition "foo = bar" {#} m/(?[ \p{ foo = bar }{#} ])/', | |
6d24e9d4 | 249 | '/(?[ \8 ])/' => 'Unrecognized escape \8 in character class {#} m/(?[ \8{#} ])/', |
19a498a4 YO |
250 | '/(?[ \t ]/' => "Unexpected ']' with no following ')' in (?[... {#} m/(?[ \\t ]{#}/", |
251 | '/(?[ [ \t ]/' => "Syntax error in (?[...]) {#} m/(?[ [ \\t ]{#}/", | |
252 | '/(?[ \t ] ]/' => "Unexpected ']' with no following ')' in (?[... {#} m/(?[ \\t ]{#} ]/", | |
253 | '/(?[ [ ] ]/' => "Syntax error in (?[...]) {#} m/(?[ [ ] ]{#}/", | |
254 | '/(?[ \t + \e # This was supposed to be a comment ])/' => | |
255 | "Syntax error in (?[...]) {#} m/(?[ \\t + \\e # This was supposed to be a comment ]){#}/", | |
6d24e9d4 KW |
256 | '/(?[ ])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[ {#}])/', |
257 | 'm/(?[[a-\d]])/' => 'False [] range "a-\d" {#} m/(?[[a-\d{#}]])/', | |
258 | 'm/(?[[\w-x]])/' => 'False [] range "\w-" {#} m/(?[[\w-{#}x]])/', | |
259 | 'm/(?[[a-\pM]])/' => 'False [] range "a-\pM" {#} m/(?[[a-\pM{#}]])/', | |
260 | 'm/(?[[\pM-x]])/' => 'False [] range "\pM-" {#} m/(?[[\pM-{#}x]])/', | |
8f0cd35a | 261 | 'm/(?[[^\N{LATIN CAPITAL LETTER A WITH MACRON AND GRAVE}]])/' => '\N{} in inverted character class or as a range end-point is restricted to one character {#} m/(?[[^\N{U+100.300{#}}]])/', |
b5864679 KW |
262 | 'm/(?[ \p{Digit} & (?(?[ \p{Thai} | \p{Lao} ]))])/' => 'Sequence (?(...) not recognized {#} m/(?[ \p{Digit} & (?({#}?[ \p{Thai} | \p{Lao} ]))])/', |
263 | 'm/(?[ \p{Digit} & (?:(?[ \p{Thai} | \p{Lao} ]))])/' => 'Expecting \'(?flags:(?[...\' {#} m/(?[ \p{Digit} & (?{#}:(?[ \p{Thai} | \p{Lao} ]))])/', | |
6d24e9d4 KW |
264 | 'm/\o{/' => 'Missing right brace on \o{ {#} m/\o{{#}/', |
265 | 'm/\o/' => 'Missing braces on \o{} {#} m/\o{#}/', | |
266 | 'm/\o{}/' => 'Number with no digits {#} m/\o{}{#}/', | |
267 | 'm/[\o{]/' => 'Missing right brace on \o{ {#} m/[\o{{#}]/', | |
268 | 'm/[\o]/' => 'Missing braces on \o{} {#} m/[\o{#}]/', | |
269 | 'm/[\o{}]/' => 'Number with no digits {#} m/[\o{}{#}]/', | |
270 | 'm/(?^-i:foo)/' => 'Sequence (?^-...) not recognized {#} m/(?^-{#}i:foo)/', | |
f1e1b256 YO |
271 | 'm/\87/' => 'Reference to nonexistent group {#} m/\87{#}/', |
272 | 'm/a\87/' => 'Reference to nonexistent group {#} m/a\87{#}/', | |
273 | 'm/a\97/' => 'Reference to nonexistent group {#} m/a\97{#}/', | |
07ea66ee FC |
274 | 'm/(*DOOF)/' => 'Unknown verb pattern \'DOOF\' {#} m/(*DOOF){#}/', |
275 | 'm/(?&a/' => 'Sequence (?&... not terminated {#} m/(?&a{#}/', | |
75839571 FC |
276 | 'm/(?P=/' => 'Sequence ?P=... not terminated {#} m/(?P={#}/', |
277 | "m/(?'/" => "Sequence (?'... not terminated {#} m/(?'{#}/", | |
278 | "m/(?</" => "Sequence (?<... not terminated {#} m/(?<{#}/", | |
279 | 'm/(?&/' => 'Sequence (?&... not terminated {#} m/(?&{#}/', | |
280 | 'm/(?(</' => 'Sequence (?(<... not terminated {#} m/(?(<{#}/', | |
281 | "m/(?('/" => "Sequence (?('... not terminated {#} m/(?('{#}/", | |
282 | 'm/\g{/' => 'Sequence \g{... not terminated {#} m/\g{{#}/', | |
283 | 'm/\k</' => 'Sequence \k<... not terminated {#} m/\k<{#}/', | |
9b8f4e92 | 284 | 'm/\cß/' => "Character following \"\\c\" must be printable ASCII", |
cd209d9d KW |
285 | '/((?# This is a comment in the middle of a token)?:foo)/' => 'In \'(?...)\', the \'(\' and \'?\' must be adjacent {#} m/((?# This is a comment in the middle of a token)?{#}:foo)/', |
286 | '/((?# This is a comment in the middle of a token)*FAIL)/' => 'In \'(*VERB...)\', the \'(\' and \'*\' must be adjacent {#} m/((?# This is a comment in the middle of a token)*{#}FAIL)/', | |
5a55ed33 | 287 | '/(?[\ &!])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[\ &!{#}])/', # [perl #126180] |
f4b6841f KW |
288 | '/(?[\ +!])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[\ +!{#}])/', # [perl #126180] |
289 | '/(?[\ -!])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[\ -!{#}])/', # [perl #126180] | |
290 | '/(?[\ ^!])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[\ ^!{#}])/', # [perl #126180] | |
291 | '/(?[\ |!])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[\ |!{#}])/', # [perl #126180] | |
c333712c | 292 | '/(?[()-!])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[(){#}-!])/', # [perl #126204] |
174c9902 | 293 | '/(?[!()])/' => 'Incomplete expression within \'(?[ ])\' {#} m/(?[!(){#}])/', # [perl #126404] |
8e84dec2 KW |
294 | '/\w{/' => 'Unescaped left brace in regex is illegal here {#} m/\w{{#}/', |
295 | '/\q{/' => 'Unescaped left brace in regex is illegal here {#} m/\q{{#}/', | |
296 | '/\A{/' => 'Unescaped left brace in regex is illegal here {#} m/\A{{#}/', | |
f2e32b2c | 297 | '/(?<=/' => 'Sequence (?... not terminated {#} m/(?<={#}/', # [perl #128170] |
60108b47 | 298 | |
b45f050a | 299 | ); |
c1d900c3 | 300 | |
bd71b4b5 KW |
301 | # These are messages that are death under 'use re "strict"', and may or may |
302 | # not warn otherwise. See comment before @warning as to why some have a | |
303 | # \x{100} in them. This array has 3 elements per construct. [0] is the regex | |
304 | # to use; [1] is the message under no strict (empty to not warn), and [2] is | |
305 | # under strict. | |
67cdf558 KW |
306 | my @death_only_under_strict = ( |
307 | 'm/\xABC/' => "", | |
308 | => 'Use \x{...} for more than two hex characters {#} m/\xABC{#}/', | |
309 | 'm/[\xABC]/' => "", | |
310 | => 'Use \x{...} for more than two hex characters {#} m/[\xABC{#}]/', | |
311 | ||
312 | # XXX This is a confusing error message. The G isn't ignored; it just | |
313 | # terminates the \x. Also some messages below are missing the <-- HERE, | |
314 | # aren't all category 'regexp'. (Hence we have to turn off 'digit' | |
315 | # messages as well below) | |
316 | 'm/\xAG/' => 'Illegal hexadecimal digit \'G\' ignored', | |
317 | => 'Non-hex character {#} m/\xAG{#}/', | |
318 | 'm/[\xAG]/' => 'Illegal hexadecimal digit \'G\' ignored', | |
319 | => 'Non-hex character {#} m/[\xAG{#}]/', | |
320 | 'm/\o{789}/' => 'Non-octal character \'8\'. Resolved as "\o{7}"', | |
321 | => 'Non-octal character {#} m/\o{78{#}9}/', | |
322 | 'm/[\o{789}]/' => 'Non-octal character \'8\'. Resolved as "\o{7}"', | |
323 | => 'Non-octal character {#} m/[\o{78{#}9}]/', | |
324 | 'm/\x{}/' => "", | |
325 | => 'Number with no digits {#} m/\x{}{#}/', | |
326 | 'm/[\x{}]/' => "", | |
327 | => 'Number with no digits {#} m/[\x{}{#}]/', | |
328 | 'm/\x{ABCDEFG}/' => 'Illegal hexadecimal digit \'G\' ignored', | |
329 | => 'Non-hex character {#} m/\x{ABCDEFG{#}}/', | |
330 | 'm/[\x{ABCDEFG}]/' => 'Illegal hexadecimal digit \'G\' ignored', | |
331 | => 'Non-hex character {#} m/[\x{ABCDEFG{#}}]/', | |
67cdf558 KW |
332 | "m'[\\y]\\x{100}'" => 'Unrecognized escape \y in character class passed through {#} m/[\y{#}]\x{100}/', |
333 | => 'Unrecognized escape \y in character class {#} m/[\y{#}]\x{100}/', | |
334 | 'm/[a-\d]\x{100}/' => 'False [] range "a-\d" {#} m/[a-\d{#}]\x{100}/', | |
335 | => 'False [] range "a-\d" {#} m/[a-\d{#}]\x{100}/', | |
336 | 'm/[\w-x]\x{100}/' => 'False [] range "\w-" {#} m/[\w-{#}x]\x{100}/', | |
337 | => 'False [] range "\w-" {#} m/[\w-{#}x]\x{100}/', | |
338 | 'm/[a-\pM]\x{100}/' => 'False [] range "a-\pM" {#} m/[a-\pM{#}]\x{100}/', | |
339 | => 'False [] range "a-\pM" {#} m/[a-\pM{#}]\x{100}/', | |
340 | 'm/[\pM-x]\x{100}/' => 'False [] range "\pM-" {#} m/[\pM-{#}x]\x{100}/', | |
341 | => 'False [] range "\pM-" {#} m/[\pM-{#}x]\x{100}/', | |
342 | 'm/[^\N{LATIN CAPITAL LETTER A WITH MACRON AND GRAVE}]/' => 'Using just the first character returned by \N{} in character class {#} m/[^\N{U+100.300}{#}]/', | |
343 | => '\N{} in inverted character class or as a range end-point is restricted to one character {#} m/[^\N{U+100.300{#}}]/', | |
344 | 'm/[\x03-\N{LATIN CAPITAL LETTER A WITH MACRON AND GRAVE}]/' => 'Using just the first character returned by \N{} in character class {#} m/[\x03-\N{U+100.300}{#}]/', | |
345 | => '\N{} in inverted character class or as a range end-point is restricted to one character {#} m/[\x03-\N{U+100.300{#}}]/', | |
346 | 'm/[\N{LATIN CAPITAL LETTER A WITH MACRON AND GRAVE}-\x{10FFFF}]/' => 'Using just the first character returned by \N{} in character class {#} m/[\N{U+100.300}{#}-\x{10FFFF}]/', | |
347 | => '\N{} in inverted character class or as a range end-point is restricted to one character {#} m/[\N{U+100.300{#}}-\x{10FFFF}]/', | |
348 | '/[\08]/' => '\'\08\' resolved to \'\o{0}8\' {#} m/[\08{#}]/', | |
349 | => 'Need exactly 3 octal digits {#} m/[\08{#}]/', | |
350 | '/[\018]/' => '\'\018\' resolved to \'\o{1}8\' {#} m/[\018{#}]/', | |
351 | => 'Need exactly 3 octal digits {#} m/[\018{#}]/', | |
352 | '/[\_\0]/' => "", | |
353 | => 'Need exactly 3 octal digits {#} m/[\_\0]{#}/', | |
354 | '/[\07]/' => "", | |
355 | => 'Need exactly 3 octal digits {#} m/[\07]{#}/', | |
356 | '/[\0005]/' => "", | |
357 | => 'Need exactly 3 octal digits {#} m/[\0005]{#}/', | |
358 | '/[\8\9]\x{100}/' => ['Unrecognized escape \8 in character class passed through {#} m/[\8{#}\9]\x{100}/', | |
359 | 'Unrecognized escape \9 in character class passed through {#} m/[\8\9{#}]\x{100}/', | |
360 | ], | |
361 | => 'Unrecognized escape \8 in character class {#} m/[\8{#}\9]\x{100}/', | |
362 | '/[a-\d]\x{100}/' => 'False [] range "a-\d" {#} m/[a-\d{#}]\x{100}/', | |
363 | => 'False [] range "a-\d" {#} m/[a-\d{#}]\x{100}/', | |
364 | '/[\d-b]\x{100}/' => 'False [] range "\d-" {#} m/[\d-{#}b]\x{100}/', | |
365 | => 'False [] range "\d-" {#} m/[\d-{#}b]\x{100}/', | |
366 | '/[\s-\d]\x{100}/' => 'False [] range "\s-" {#} m/[\s-{#}\d]\x{100}/', | |
367 | => 'False [] range "\s-" {#} m/[\s-{#}\d]\x{100}/', | |
368 | '/[\d-\s]\x{100}/' => 'False [] range "\d-" {#} m/[\d-{#}\s]\x{100}/', | |
369 | => 'False [] range "\d-" {#} m/[\d-{#}\s]\x{100}/', | |
370 | '/[a-[:digit:]]\x{100}/' => 'False [] range "a-[:digit:]" {#} m/[a-[:digit:]{#}]\x{100}/', | |
371 | => 'False [] range "a-[:digit:]" {#} m/[a-[:digit:]{#}]\x{100}/', | |
372 | '/[[:digit:]-b]\x{100}/' => 'False [] range "[:digit:]-" {#} m/[[:digit:]-{#}b]\x{100}/', | |
373 | => 'False [] range "[:digit:]-" {#} m/[[:digit:]-{#}b]\x{100}/', | |
374 | '/[[:alpha:]-[:digit:]]\x{100}/' => 'False [] range "[:alpha:]-" {#} m/[[:alpha:]-{#}[:digit:]]\x{100}/', | |
375 | => 'False [] range "[:alpha:]-" {#} m/[[:alpha:]-{#}[:digit:]]\x{100}/', | |
376 | '/[[:digit:]-[:alpha:]]\x{100}/' => 'False [] range "[:digit:]-" {#} m/[[:digit:]-{#}[:alpha:]]\x{100}/', | |
377 | => 'False [] range "[:digit:]-" {#} m/[[:digit:]-{#}[:alpha:]]\x{100}/', | |
378 | '/[a\zb]\x{100}/' => 'Unrecognized escape \z in character class passed through {#} m/[a\z{#}b]\x{100}/', | |
379 | => 'Unrecognized escape \z in character class {#} m/[a\z{#}b]\x{100}/', | |
53fdf12a KW |
380 | 'default_on/:{4,a}/' => 'Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through {#} m/:{{#}4,a}/', |
381 | => 'Unescaped left brace in regex is illegal here {#} m/:{{#}4,a}/', | |
382 | 'default_on/xa{3\,4}y/' => 'Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through {#} m/xa{{#}3\,4}y/', | |
383 | => 'Unescaped left brace in regex is illegal here {#} m/xa{{#}3\,4}y/', | |
384 | 'default_on/\\${[^\\}]*}/' => 'Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through {#} m/\\${{#}[^\\}]*}/', | |
385 | => 'Unescaped left brace in regex is illegal here {#} m/\\${{#}[^\\}]*}/', | |
2a6971a9 KW |
386 | '/[a\fb]/' => "", |
387 | => 'Literal vertical space in [] is illegal except under /x {#} m/[a\f{#}b]/', | |
67cdf558 KW |
388 | ); |
389 | ||
b0e1d434 | 390 | # These need the character 'ネ' as a marker for mark_as_utf8() |
c1d900c3 | 391 | my @death_utf8 = mark_as_utf8( |
c1d900c3 BF |
392 | '/ネ(?<= .*)/' => 'Variable length lookbehind not implemented in regex m/ネ(?<= .*)/', |
393 | ||
394 | '/(?<= ネ{1000})/' => 'Lookbehind longer than 255 not implemented in regex m/(?<= ネ{1000})/', | |
395 | ||
396 | '/ネ(?ネ)ネ/' => 'Sequence (?ネ...) not recognized {#} m/ネ(?ネ{#})ネ/', | |
397 | ||
476afc4b | 398 | '/ネ(?(1ネ))ネ/' => 'Switch condition not recognized {#} m/ネ(?(1ネ{#}))ネ/', |
c1d900c3 BF |
399 | |
400 | '/(?(1)ネ|y|ヌ)/' => 'Switch (?(condition)... contains too many branches {#} m/(?(1)ネ|y|{#}ヌ)/', | |
401 | ||
402 | '/(?(ネ)y|ネ)/' => 'Unknown switch condition (?(...)) {#} m/(?(ネ{#})y|ネ)/', | |
403 | ||
404 | '/ネ(?/' => 'Sequence (? incomplete {#} m/ネ(?{#}/', | |
405 | ||
406 | '/ネ(?;ネ/' => 'Sequence (?;...) not recognized {#} m/ネ(?;{#}ネ/', | |
407 | '/ネ(?<;ネ/' => 'Group name must start with a non-digit word character {#} m/ネ(?<;{#}ネ/', | |
408 | '/ネ(?\ixネ/' => 'Sequence (?\...) not recognized {#} m/ネ(?\{#}ixネ/', | |
409 | '/ネ(?^lu:ネ)/' => 'Regexp modifiers "l" and "u" are mutually exclusive {#} m/ネ(?^lu{#}:ネ)/', | |
410 | '/ネ(?lil:ネ)/' => 'Regexp modifier "l" may not appear twice {#} m/ネ(?lil{#}:ネ)/', | |
411 | '/ネ(?aaia:ネ)/' => 'Regexp modifier "a" may appear a maximum of twice {#} m/ネ(?aaia{#}:ネ)/', | |
412 | '/ネ(?i-l:ネ)/' => 'Regexp modifier "l" may not appear after the "-" {#} m/ネ(?i-l{#}:ネ)/', | |
413 | ||
414 | '/ネ((ネ)/' => 'Unmatched ( {#} m/ネ({#}(ネ)/', | |
415 | ||
416 | "/ネ{$inf_p1}ネ/" => "Quantifier in {,} bigger than $inf_m1 {#} m/ネ{{#}$inf_p1}ネ/", | |
417 | ||
418 | ||
419 | '/ネ**ネ/' => 'Nested quantifiers {#} m/ネ**{#}ネ/', | |
420 | ||
421 | '/ネ[ネ/' => 'Unmatched [ {#} m/ネ[{#}ネ/', | |
422 | ||
423 | '/*ネ/', => 'Quantifier follows nothing {#} m/*{#}ネ/', | |
424 | ||
425 | '/ネ\p{ネ/' => 'Missing right brace on \p{} {#} m/ネ\p{{#}ネ/', | |
426 | ||
427 | '/(ネ)\2ネ/' => 'Reference to nonexistent group {#} m/(ネ)\2{#}ネ/', | |
428 | ||
4cabb89a | 429 | '/\g{ネ/; #no latin1' => 'Sequence \g{... not terminated {#} m/\g{ネ{#}/', |
c1d900c3 BF |
430 | |
431 | 'my $m = "ネ\\\"; $m =~ $m', => 'Trailing \ in regex m/ネ\/', | |
432 | ||
433 | '/\x{ネ/' => 'Missing right brace on \x{} {#} m/\x{{#}ネ/', | |
434 | '/ネ[\x{ネ]ネ/' => 'Missing right brace on \x{} {#} m/ネ[\x{{#}ネ]ネ/', | |
435 | '/ネ[\x{ネ]/' => 'Missing right brace on \x{} {#} m/ネ[\x{{#}ネ]/', | |
436 | ||
437 | '/ネ\o{ネ/' => 'Missing right brace on \o{ {#} m/ネ\o{{#}ネ/', | |
c1d900c3 | 438 | |
c1d900c3 BF |
439 | '/[ネ-a]ネ/' => 'Invalid [] range "ネ-a" {#} m/[ネ-a{#}]ネ/', |
440 | ||
441 | '/ネ\p{}ネ/' => 'Empty \p{} {#} m/ネ\p{{#}}ネ/', | |
442 | ||
19a498a4 YO |
443 | '/ネ(?[[[:ネ]]])ネ/' => "Unexpected ']' with no following ')' in (?[... {#} m/ネ(?[[[:ネ]]{#}])ネ/", |
444 | '/ネ(?[[[:ネ: ])ネ/' => "Syntax error in (?[...]) {#} m/ネ(?[[[:ネ: ])ネ{#}/", | |
445 | '/ネ(?[[[::]]])ネ/' => "Unexpected ']' with no following ')' in (?[... {#} m/ネ(?[[[::]]{#}])ネ/", | |
446 | '/ネ(?[[[:ネ:]]])ネ/' => "Unexpected ']' with no following ')' in (?[... {#} m/ネ(?[[[:ネ:]]{#}])ネ/", | |
c1d900c3 | 447 | '/ネ(?[ネ])ネ/' => 'Unexpected character {#} m/ネ(?[ネ{#}])ネ/', |
c1d900c3 BF |
448 | '/ネ(?[ + [ネ] ])/' => 'Unexpected binary operator \'+\' with no preceding operand {#} m/ネ(?[ +{#} [ネ] ])/', |
449 | '/ネ(?[ \cK - ( + [ネ] ) ])/' => 'Unexpected binary operator \'+\' with no preceding operand {#} m/ネ(?[ \cK - ( +{#} [ネ] ) ])/', | |
450 | '/ネ(?[ \cK ( [ネ] ) ])/' => 'Unexpected \'(\' with no preceding operator {#} m/ネ(?[ \cK ({#} [ネ] ) ])/', | |
451 | '/ネ(?[ \cK [ネ] ])ネ/' => 'Operand with no preceding operator {#} m/ネ(?[ \cK [ネ{#}] ])ネ/', | |
452 | '/ネ(?[ \0004 ])ネ/' => 'Need exactly 3 octal digits {#} m/ネ(?[ \0004 {#}])ネ/', | |
453 | '/(?[ \o{ネ} ])ネ/' => 'Non-octal character {#} m/(?[ \o{ネ{#}} ])ネ/', | |
454 | '/ネ(?[ \o{} ])ネ/' => 'Number with no digits {#} m/ネ(?[ \o{}{#} ])ネ/', | |
455 | '/(?[ \x{ネ} ])ネ/' => 'Non-hex character {#} m/(?[ \x{ネ{#}} ])ネ/', | |
29f52644 KW |
456 | '/(?[ \p{ネ} ])/' => 'Can\'t find Unicode property definition "ネ" {#} m/(?[ \p{ネ}{#} ])/', |
457 | '/(?[ \p{ ネ = bar } ])/' => 'Can\'t find Unicode property definition "ネ = bar" {#} m/(?[ \p{ ネ = bar }{#} ])/', | |
19a498a4 YO |
458 | '/ネ(?[ \t ]/' => "Unexpected ']' with no following ')' in (?[... {#} m/ネ(?[ \\t ]{#}/", |
459 | '/(?[ \t + \e # ネ This was supposed to be a comment ])/' => | |
460 | "Syntax error in (?[...]) {#} m/(?[ \\t + \\e # ネ This was supposed to be a comment ]){#}/", | |
9b8f4e92 KW |
461 | 'm/(*ネ)ネ/' => q<Unknown verb pattern 'ネ' {#} m/(*ネ){#}ネ/>, |
462 | '/\cネ/' => "Character following \"\\c\" must be printable ASCII", | |
64935bc6 KW |
463 | '/\b{ネ}/' => "'ネ' is an unknown bound type {#} m/\\b{ネ{#}}/", |
464 | '/\B{ネ}/' => "'ネ' is an unknown bound type {#} m/\\B{ネ{#}}/", | |
c1d900c3 BF |
465 | ); |
466 | push @death, @death_utf8; | |
467 | ||
67cdf558 KW |
468 | my @death_utf8_only_under_strict = ( |
469 | "m'ネ[\\y]ネ'" => 'Unrecognized escape \y in character class passed through {#} m/ネ[\y{#}]ネ/', | |
470 | => 'Unrecognized escape \y in character class {#} m/ネ[\y{#}]ネ/', | |
471 | 'm/ネ[ネ-\d]ネ/' => 'False [] range "ネ-\d" {#} m/ネ[ネ-\d{#}]ネ/', | |
472 | => 'False [] range "ネ-\d" {#} m/ネ[ネ-\d{#}]ネ/', | |
473 | 'm/ネ[\w-ネ]ネ/' => 'False [] range "\w-" {#} m/ネ[\w-{#}ネ]ネ/', | |
474 | => 'False [] range "\w-" {#} m/ネ[\w-{#}ネ]ネ/', | |
475 | 'm/ネ[ネ-\pM]ネ/' => 'False [] range "ネ-\pM" {#} m/ネ[ネ-\pM{#}]ネ/', | |
476 | => 'False [] range "ネ-\pM" {#} m/ネ[ネ-\pM{#}]ネ/', | |
477 | '/ネ[ネ-[:digit:]]ネ/' => 'False [] range "ネ-[:digit:]" {#} m/ネ[ネ-[:digit:]{#}]ネ/', | |
478 | => 'False [] range "ネ-[:digit:]" {#} m/ネ[ネ-[:digit:]{#}]ネ/', | |
479 | '/ネ[\d-\s]ネ/' => 'False [] range "\d-" {#} m/ネ[\d-{#}\s]ネ/', | |
480 | => 'False [] range "\d-" {#} m/ネ[\d-{#}\s]ネ/', | |
481 | '/ネ[a\zb]ネ/' => 'Unrecognized escape \z in character class passed through {#} m/ネ[a\z{#}b]ネ/', | |
482 | => 'Unrecognized escape \z in character class {#} m/ネ[a\z{#}b]ネ/', | |
483 | ); | |
902994e4 | 484 | # Tests involving a user-defined charnames translator are in pat_advanced.t |
b45f050a | 485 | |
af01601c KW |
486 | # In the following arrays of warnings, the value can be an array of things to |
487 | # expect. If the empty string, it means no warning should be raised. | |
488 | ||
6d24e9d4 | 489 | |
499333dc KW |
490 | # Key-value pairs of code/error of code that should have non-fatal regexp |
491 | # warnings. Most currently have \x{100} appended to them to force them to be | |
492 | # upgraded to UTF-8, and the first pass restarted. Previously this would | |
493 | # cause some warnings to be output twice. This tests that that behavior has | |
494 | # been fixed. | |
6d24e9d4 | 495 | |
499333dc KW |
496 | my @warning = ( |
497 | 'm/\b*\x{100}/' => '\b* matches null string many times {#} m/\b*{#}\x{100}/', | |
64935bc6 KW |
498 | '/\b{g}/a' => "Using /u for '\\b{g}' instead of /a {#} m/\\b{g}{#}/", |
499 | '/\B{gcb}/a' => "Using /u for '\\B{gcb}' instead of /a {#} m/\\B{gcb}{#}/", | |
499333dc | 500 | 'm/[:blank:]\x{100}/' => 'POSIX syntax [: :] belongs inside character classes {#} m/[:blank:]{#}\x{100}/', |
7dbd4c44 | 501 | 'm/[[:cntrl:]][:^ascii:]\x{100}/' => 'POSIX syntax [: :] belongs inside character classes {#} m/[[:cntrl:]][:^ascii:]{#}\x{100}/', |
46d34d0e KW |
502 | 'm/[[:ascii]]\x{100}/' => "Assuming NOT a POSIX class since there is no terminating ':' {#} m/[[:ascii{#}]]\\x{100}/", |
503 | 'm/(?[[:word]])\x{100}/' => "Assuming NOT a POSIX class since there is no terminating ':' {#} m/(?[[:word{#}]])\\x{100}/", | |
499333dc | 504 | "m'\\y\\x{100}'" => 'Unrecognized escape \y passed through {#} m/\y{#}\x{100}/', |
6d24e9d4 KW |
505 | '/x{3,1}/' => 'Quantifier {n,m} with n > m can\'t match {#} m/x{3,1}{#}/', |
506 | '/\08/' => '\'\08\' resolved to \'\o{0}8\' {#} m/\08{#}/', | |
507 | '/\018/' => '\'\018\' resolved to \'\o{1}8\' {#} m/\018{#}/', | |
6d24e9d4 KW |
508 | '/(?=a)*/' => '(?=a)* matches null string many times {#} m/(?=a)*{#}/', |
509 | 'my $x = \'\m\'; qr/a$x/' => 'Unrecognized escape \m passed through {#} m/a\m{#}/', | |
510 | '/\q/' => 'Unrecognized escape \q passed through {#} m/\q{#}/', | |
499333dc | 511 | |
e1729dc6 FC |
512 | # These two tests do not include the marker, because regcomp.c no |
513 | # longer knows where it goes by the time this warning is emitted. | |
514 | # See [perl #122680] regcomp warning gives wrong position of | |
499333dc | 515 | # problem. |
e1729dc6 FC |
516 | '/(?=a){1,3}\x{100}/' => 'Quantifier unexpected on zero-length expression in regex m/(?=a){1,3}\x{100}/', |
517 | '/(a|b)(?=a){3}\x{100}/' => 'Quantifier unexpected on zero-length expression in regex m/(a|b)(?=a){3}\x{100}/', | |
499333dc | 518 | |
63fbd1cb | 519 | '/\_/' => "", |
63fbd1cb | 520 | '/[\006]/' => "", |
499333dc | 521 | '/[:alpha:]\x{100}/' => 'POSIX syntax [: :] belongs inside character classes {#} m/[:alpha:]{#}\x{100}/', |
46d34d0e KW |
522 | '/[:zog:]\x{100}/' => 'POSIX syntax [: :] belongs inside character classes (but this one isn\'t fully valid) {#} m/[:zog:]{#}\x{100}/', |
523 | '/[.zog.]\x{100}/' => 'POSIX syntax [. .] belongs inside character classes (but this one isn\'t implemented) {#} m/[.zog.]{#}\x{100}/', | |
63fbd1cb | 524 | '/[a-b]/' => "", |
499333dc KW |
525 | '/(?c)\x{100}/' => 'Useless (?c) - use /gc modifier {#} m/(?c{#})\x{100}/', |
526 | '/(?-c)\x{100}/' => 'Useless (?-c) - don\'t use /gc modifier {#} m/(?-c{#})\x{100}/', | |
527 | '/(?g)\x{100}/' => 'Useless (?g) - use /g modifier {#} m/(?g{#})\x{100}/', | |
528 | '/(?-g)\x{100}/' => 'Useless (?-g) - don\'t use /g modifier {#} m/(?-g{#})\x{100}/', | |
529 | '/(?o)\x{100}/' => 'Useless (?o) - use /o modifier {#} m/(?o{#})\x{100}/', | |
530 | '/(?-o)\x{100}/' => 'Useless (?-o) - don\'t use /o modifier {#} m/(?-o{#})\x{100}/', | |
531 | '/(?g-o)\x{100}/' => [ 'Useless (?g) - use /g modifier {#} m/(?g{#}-o)\x{100}/', | |
532 | 'Useless (?-o) - don\'t use /o modifier {#} m/(?g-o{#})\x{100}/', | |
63fbd1cb | 533 | ], |
499333dc KW |
534 | '/(?g-c)\x{100}/' => [ 'Useless (?g) - use /g modifier {#} m/(?g{#}-c)\x{100}/', |
535 | 'Useless (?-c) - don\'t use /gc modifier {#} m/(?g-c{#})\x{100}/', | |
63fbd1cb KW |
536 | ], |
537 | # (?c) means (?g) error won't be thrown | |
499333dc KW |
538 | '/(?o-cg)\x{100}/' => [ 'Useless (?o) - use /o modifier {#} m/(?o{#}-cg)\x{100}/', |
539 | 'Useless (?-c) - don\'t use /gc modifier {#} m/(?o-c{#}g)\x{100}/', | |
63fbd1cb | 540 | ], |
499333dc KW |
541 | '/(?ogc)\x{100}/' => [ 'Useless (?o) - use /o modifier {#} m/(?o{#}gc)\x{100}/', |
542 | 'Useless (?g) - use /g modifier {#} m/(?og{#}c)\x{100}/', | |
543 | 'Useless (?c) - use /gc modifier {#} m/(?ogc{#})\x{100}/', | |
63fbd1cb | 544 | ], |
499333dc | 545 | '/a{1,1}?\x{100}/' => 'Useless use of greediness modifier \'?\' {#} m/a{1,1}?{#}\x{100}/', |
c877af1b | 546 | "/(?[ [ % - % ] ])/" => "", |
d4360efa S |
547 | "/(?[ [ : - \\x$colon_hex ] ])\\x{100}/" => "\": - \\x$colon_hex \" is more clearly written simply as \":\" {#} m/(?[ [ : - \\x$colon_hex {#}] ])\\x{100}/", |
548 | "/(?[ [ \\x$colon_hex - : ] ])\\x{100}/" => "\"\\x$colon_hex\ - : \" is more clearly written simply as \":\" {#} m/(?[ [ \\x$colon_hex - : {#}] ])\\x{100}/", | |
549 | "/(?[ [ \\t - \\x$tab_hex ] ])\\x{100}/" => "\"\\t - \\x$tab_hex \" is more clearly written simply as \"\\t\" {#} m/(?[ [ \\t - \\x$tab_hex {#}] ])\\x{100}/", | |
550 | "/(?[ [ \\x$tab_hex - \\t ] ])\\x{100}/" => "\"\\x$tab_hex\ - \\t \" is more clearly written simply as \"\\t\" {#} m/(?[ [ \\x$tab_hex - \\t {#}] ])\\x{100}/", | |
c877af1b KW |
551 | "/(?[ [ $B_hex - C ] ])/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/(?[ [ $B_hex - C {#}] ])/", |
552 | "/(?[ [ A - $B_hex ] ])/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/(?[ [ A - $B_hex {#}] ])/", | |
553 | "/(?[ [ $low_mixed_alpha - $high_mixed_alpha ] ])/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/(?[ [ $low_mixed_alpha - $high_mixed_alpha {#}] ])/", | |
554 | "/(?[ [ $low_mixed_digit - $high_mixed_digit ] ])/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/(?[ [ $low_mixed_digit - $high_mixed_digit {#}] ])/", | |
46d34d0e KW |
555 | "/[alnum]/" => "", |
556 | "/[^alnum]/" => "", | |
557 | '/[:blank]\x{100}/' => 'POSIX syntax [: :] belongs inside character classes (but this one isn\'t fully valid) {#} m/[:blank{#}]\x{100}/', | |
558 | '/[[:digit]]\x{100}/' => 'Assuming NOT a POSIX class since there is no terminating \':\' {#} m/[[:digit{#}]]\x{100}/', # [perl # 8904] | |
559 | '/[[:digit:foo]\x{100}/' => 'Assuming NOT a POSIX class since there is no terminating \']\' {#} m/[[:digit:{#}foo]\x{100}/', | |
560 | '/[[:di#it:foo]\x{100}/x' => 'Assuming NOT a POSIX class since there is no terminating \']\' {#} m/[[:di#it:{#}foo]\x{100}/', | |
561 | '/[[:dgit]]\x{100}/' => 'Assuming NOT a POSIX class since there is no terminating \':\' {#} m/[[:dgit{#}]]\x{100}/', | |
562 | '/[[:dgit:foo]\x{100}/' => 'Assuming NOT a POSIX class since there is no terminating \']\' {#} m/[[:dgit:{#}foo]\x{100}/', | |
563 | '/[[:dgt]]\x{100}/' => "", # Far enough away from a real class to not be recognized as one | |
564 | '/[[:dgt:foo]\x{100}/' => "", | |
565 | '/[[:DIGIT]]\x{100}/' => [ 'Assuming NOT a POSIX class since the name must be all lowercase letters {#} m/[[:DIGIT{#}]]\x{100}/', | |
566 | 'Assuming NOT a POSIX class since there is no terminating \':\' {#} m/[[:DIGIT{#}]]\x{100}/', | |
567 | ], | |
568 | '/[[digit]\x{100}/' => [ 'Assuming NOT a POSIX class since there must be a starting \':\' {#} m/[[{#}digit]\x{100}/', | |
569 | 'Assuming NOT a POSIX class since there is no terminating \':\' {#} m/[[digit{#}]\x{100}/', | |
570 | ], | |
571 | '/[[alpha]]\x{100}/' => [ 'Assuming NOT a POSIX class since there must be a starting \':\' {#} m/[[{#}alpha]]\x{100}/', | |
572 | 'Assuming NOT a POSIX class since there is no terminating \':\' {#} m/[[alpha{#}]]\x{100}/', | |
573 | ], | |
574 | '/[[^word]\x{100}/' => [ 'Assuming NOT a POSIX class since the \'^\' must come after the colon {#} m/[[^{#}word]\x{100}/', | |
575 | 'Assuming NOT a POSIX class since there must be a starting \':\' {#} m/[[^{#}word]\x{100}/', | |
576 | 'Assuming NOT a POSIX class since there is no terminating \':\' {#} m/[[^word{#}]\x{100}/', | |
577 | ], | |
578 | '/[[ ^ : x d i g i t : ] ]\x{100}/' => [ 'Assuming NOT a POSIX class since no blanks are allowed in one {#} m/[[ {#}^ : x d i g i t : ] ]\x{100}/', | |
579 | 'Assuming NOT a POSIX class since the \'^\' must come after the colon {#} m/[[ ^{#} : x d i g i t : ] ]\x{100}/', | |
580 | 'Assuming NOT a POSIX class since no blanks are allowed in one {#} m/[[ ^ {#}: x d i g i t : ] ]\x{100}/', | |
581 | 'Assuming NOT a POSIX class since no blanks are allowed in one {#} m/[[ ^ : {#}x d i g i t : ] ]\x{100}/', | |
582 | 'Assuming NOT a POSIX class since no blanks are allowed in one {#} m/[[ ^ : x d i g i t : ]{#} ]\x{100}/', | |
a4368cc3 | 583 | $only_strict_marker . 'Unescaped literal \']\' {#} m/[[ ^ : x d i g i t : ] ]{#}\x{100}/', |
46d34d0e KW |
584 | ], |
585 | '/[foo:lower:]]\x{100}/' => 'Assuming NOT a POSIX class since it doesn\'t start with a \'[\' {#} m/[foo{#}:lower:]]\x{100}/', | |
586 | '/[[;upper;]]\x{100}/' => [ 'Assuming NOT a POSIX class since a semi-colon was found instead of a colon {#} m/[[;{#}upper;]]\x{100}/', | |
587 | 'Assuming NOT a POSIX class since a semi-colon was found instead of a colon {#} m/[[;upper;]{#}]\x{100}/', | |
588 | ], | |
589 | '/[foo;punct;]]\x{100}/' => [ 'Assuming NOT a POSIX class since it doesn\'t start with a \'[\' {#} m/[foo{#};punct;]]\x{100}/', | |
590 | 'Assuming NOT a POSIX class since a semi-colon was found instead of a colon {#} m/[foo;{#}punct;]]\x{100}/', | |
591 | 'Assuming NOT a POSIX class since a semi-colon was found instead of a colon {#} m/[foo;punct;]{#}]\x{100}/', | |
592 | ], | |
d730a801 YO |
593 | '/[][[:alpha:]]/' => "", # [perl #127581] |
594 | '/[][[:alpha:]\\@\\\\^_?]/' => "", # [perl #131522] | |
611d6243 KW |
595 | '/(?[[:w:]])/' => "", |
596 | '/([.].*)[.]/' => "", # [perl #127582] | |
597 | '/[.].*[.]/' => "", # [perl #127604] | |
598 | '/abc/xix' => "", | |
599 | '/(?xmsixp:abc)/' => "", | |
600 | '/(?xmsixp)abc/' => "", | |
601 | '/(?xxxx:abc)/' => "", | |
602 | ||
499333dc | 603 | ); # See comments before this for why '\x{100}' is generally needed |
6fe2934b | 604 | |
b0e1d434 | 605 | # These need the character 'ネ' as a marker for mark_as_utf8() |
c1d900c3 BF |
606 | my @warnings_utf8 = mark_as_utf8( |
607 | 'm/ネ\b*ネ/' => '\b* matches null string many times {#} m/ネ\b*{#}ネ/', | |
608 | '/(?=ネ)*/' => '(?=ネ)* matches null string many times {#} m/(?=ネ)*{#}/', | |
46d34d0e | 609 | 'm/ネ[:foo:]ネ/' => 'POSIX syntax [: :] belongs inside character classes (but this one isn\'t fully valid) {#} m/ネ[:foo:]{#}ネ/', |
b0e1d434 | 610 | '/ネ(?c)ネ/' => 'Useless (?c) - use /gc modifier {#} m/ネ(?c{#})ネ/', |
c1d900c3 BF |
611 | '/utf8 ネ (?ogc) ネ/' => [ |
612 | 'Useless (?o) - use /o modifier {#} m/utf8 ネ (?o{#}gc) ネ/', | |
613 | 'Useless (?g) - use /g modifier {#} m/utf8 ネ (?og{#}c) ネ/', | |
614 | 'Useless (?c) - use /gc modifier {#} m/utf8 ネ (?ogc{#}) ネ/', | |
615 | ], | |
611d6243 KW |
616 | '/ネ[[:ネ:]]ネ/' => "", |
617 | '/ネ(?[[:ネ:]])ネ/' => "", | |
c1d900c3 BF |
618 | |
619 | ); | |
620 | ||
621 | push @warning, @warnings_utf8; | |
622 | ||
63374c78 | 623 | my @warning_only_under_strict = ( |
b927b7e9 KW |
624 | '/[\N{U+00}-\x01]\x{100}/' => 'Both or neither range ends should be Unicode {#} m/[\N{U+00}-\x01{#}]\x{100}/', |
625 | '/[\x00-\N{SOH}]\x{100}/' => 'Both or neither range ends should be Unicode {#} m/[\x00-\N{U+01}{#}]\x{100}/', | |
626 | '/[\N{DEL}-\o{377}]\x{100}/' => 'Both or neither range ends should be Unicode {#} m/[\N{U+7F}-\o{377}{#}]\x{100}/', | |
627 | '/[\o{0}-\N{U+01}]\x{100}/' => 'Both or neither range ends should be Unicode {#} m/[\o{0}-\N{U+01}{#}]\x{100}/', | |
628 | '/[\000-\N{U+01}]\x{100}/' => 'Both or neither range ends should be Unicode {#} m/[\000-\N{U+01}{#}]\x{100}/', | |
629 | '/[\N{DEL}-\377]\x{100}/' => 'Both or neither range ends should be Unicode {#} m/[\N{U+7F}-\377{#}]\x{100}/', | |
c877af1b KW |
630 | '/[\N{U+00}-A]\x{100}/' => 'Ranges of ASCII printables should be some subset of "0-9", "A-Z", or "a-z" {#} m/[\N{U+00}-A{#}]\x{100}/', |
631 | '/[a-\N{U+FF}]\x{100}/' => 'Ranges of ASCII printables should be some subset of "0-9", "A-Z", or "a-z" {#} m/[a-\N{U+FF}{#}]\x{100}/', | |
b927b7e9 KW |
632 | '/[\N{U+00}-\a]\x{100}/' => "", |
633 | '/[\a-\N{U+FF}]\x{100}/' => "", | |
634 | '/[\N{U+FF}-\x{100}]/' => 'Both or neither range ends should be Unicode {#} m/[\N{U+FF}-\x{100}{#}]/', | |
635 | '/[\N{U+100}-\x{101}]/' => "", | |
c877af1b | 636 | "/[%-%]/" => "", |
d4360efa S |
637 | "/[:-\\x$colon_hex]\\x{100}/" => "\":-\\x$colon_hex\" is more clearly written simply as \":\" {#} m/[:-\\x$colon_hex\{#}]\\x{100}/", |
638 | "/[\\x$colon_hex-:]\\x{100}/" => "\"\\x$colon_hex-:\" is more clearly written simply as \":\" {#} m/[\\x$colon_hex\-:{#}]\\x{100}/", | |
639 | "/[\\t-\\x$tab_hex]\\x{100}/" => "\"\\t-\\x$tab_hex\" is more clearly written simply as \"\\t\" {#} m/[\\t-\\x$tab_hex\{#}]\\x{100}/", | |
640 | "/[\\x$tab_hex-\\t]\\x{100}/" => "\"\\x$tab_hex-\\t\" is more clearly written simply as \"\\t\" {#} m/[\\x$tab_hex\-\\t{#}]\\x{100}/", | |
c877af1b KW |
641 | "/[$B_hex-C]/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/[$B_hex-C{#}]/", |
642 | "/[A-$B_hex]/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/[A-$B_hex\{#}]/", | |
643 | "/[$low_mixed_alpha-$high_mixed_alpha]/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/[$low_mixed_alpha-$high_mixed_alpha\{#}]/", | |
644 | "/[$low_mixed_digit-$high_mixed_digit]/" => "Ranges of ASCII printables should be some subset of \"0-9\", \"A-Z\", or \"a-z\" {#} m/[$low_mixed_digit-$high_mixed_digit\{#}]/", | |
a4368cc3 KW |
645 | '/\b<GCB}/' => 'Unescaped literal \'}\' {#} m/\b<GCB}{#}/', |
646 | '/[ ]def]/' => 'Unescaped literal \']\' {#} m/[ ]def]{#}/', | |
c877af1b KW |
647 | ); |
648 | ||
649 | my @warning_utf8_only_under_strict = mark_as_utf8( | |
650 | '/ネ[᪉-᪐]/; #no latin1' => "Ranges of digits should be from the same group of 10 {#} m/ネ[᪉-᪐{#}]/", | |
651 | '/ネ(?[ [ ᪉ - ᪐ ] ])/; #no latin1' => "Ranges of digits should be from the same group of 10 {#} m/ネ(?[ [ ᪉ - ᪐ {#}] ])/", | |
652 | '/ネ[᧙-᧚]/; #no latin1' => "Ranges of digits should be from the same group of 10 {#} m/ネ[᧙-᧚{#}]/", | |
653 | '/ネ(?[ [ ᧙ - ᧚ ] ])/; #no latin1' => "Ranges of digits should be from the same group of 10 {#} m/ネ(?[ [ ᧙ - ᧚ {#}] ])/", | |
8bafd282 KW |
654 | '/ネ(?[ [ 𝟘 - 𝟡 ] ])/; #no latin1' => "", |
655 | '/ネ(?[ [ 𝟧 - 𝟱 ] ])/; #no latin1' => "Ranges of digits should be from the same group of 10 {#} m/ネ(?[ [ 𝟧 - 𝟱 {#}] ])/", | |
656 | '/ネ(?[ [ 𝟧 - 𝟰 ] ])/; #no latin1' => "Ranges of digits should be from the same group of 10 {#} m/ネ(?[ [ 𝟧 - 𝟰 {#}] ])/", | |
63374c78 KW |
657 | ); |
658 | ||
c877af1b KW |
659 | push @warning_only_under_strict, @warning_utf8_only_under_strict; |
660 | ||
6fe2934b | 661 | my @experimental_regex_sets = ( |
6d24e9d4 | 662 | '/(?[ \t ])/' => 'The regex_sets feature is experimental {#} m/(?[{#} \t ])/', |
c1d900c3 BF |
663 | 'use utf8; /utf8 ネ (?[ [\tネ] ])/' => do { use utf8; 'The regex_sets feature is experimental {#} m/utf8 ネ (?[{#} [\tネ] ])/' }, |
664 | '/noutf8 ネ (?[ [\tネ] ])/' => 'The regex_sets feature is experimental {#} m/noutf8 ネ (?[{#} [\tネ] ])/', | |
b45f050a JF |
665 | ); |
666 | ||
63fbd1cb | 667 | my @deprecated = ( |
8e84dec2 KW |
668 | '/^{/' => "", |
669 | '/foo|{/' => "", | |
670 | '/foo|^{/' => "", | |
671 | '/foo({bar)/' => "", | |
672 | '/foo(:?{bar)/' => "", | |
673 | '/\s*{/' => "", | |
674 | '/a{3,4}{/' => "", | |
286c9456 A |
675 | '/.{/' => 'Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through {#} m/.{{#}/', |
676 | '/[x]{/' => 'Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through {#} m/[x]{{#}/', | |
677 | '/\p{Latin}{/' => 'Unescaped left brace in regex is deprecated here (and will be fatal in Perl 5.30), passed through {#} m/\p{Latin}{{#}/', | |
63fbd1cb KW |
678 | ); |
679 | ||
67cdf558 KW |
680 | for my $strict ("", "use re 'strict';") { |
681 | ||
682 | # First time just use @death; but under strict we add the things that fail | |
683 | # there. Doing it this way makes sure that 'strict' doesnt change the | |
684 | # things that are already fatal when not under strict. | |
685 | if ($strict) { | |
686 | for (my $i = 0; $i < @death_only_under_strict; $i += 3) { | |
687 | push @death, $death_only_under_strict[$i], # The regex | |
688 | $death_only_under_strict[$i+2]; # The fatal msg | |
689 | } | |
690 | for (my $i = 0; $i < @death_utf8_only_under_strict; $i += 3) { | |
691 | ||
692 | # Same with the utf8 versions | |
693 | push @death, mark_as_utf8($death_utf8_only_under_strict[$i], | |
694 | $death_utf8_only_under_strict[$i+2]); | |
695 | } | |
696 | } | |
d6609144 | 697 | for (my $i = 0; $i < @death; $i += 2) { |
d30277c7 | 698 | my $regex = $death[$i] =~ s/ default_ (on | off) //rx; |
b1793c1a | 699 | my $expect = fixup_expect($death[$i+1], $strict); |
d6609144 KW |
700 | no warnings 'experimental::regex_sets'; |
701 | no warnings 'experimental::re_strict'; | |
d6609144 KW |
702 | |
703 | warning_is(sub { | |
704 | my $eval_string = "$strict $regex"; | |
705 | $_ = "x"; | |
706 | eval $eval_string; | |
af05e4c0 YO |
707 | my $error= $@; |
708 | if ($error =~ qr/\Q$expect/) { | |
709 | ok(1,$eval_string); | |
710 | } else { | |
711 | ok(0,$eval_string); | |
3fb37286 YO |
712 | diag("Have: " . _q(add_markers($error))); |
713 | diag("Want: " . _q($death[$i+1])); | |
af05e4c0 | 714 | } |
d6609144 KW |
715 | }, undef, "... and died without any other warnings"); |
716 | } | |
67cdf558 | 717 | } |
b45f050a | 718 | |
63374c78 KW |
719 | for my $strict ("", "no warnings 'experimental::re_strict'; use re 'strict';") { |
720 | my @warning_tests = @warning; | |
67cdf558 | 721 | |
63374c78 KW |
722 | # Build the tests for @warning. Use the strict/non-strict versions |
723 | # appropriately. | |
724 | if ($strict) { | |
725 | push @warning_tests, @warning_only_under_strict; | |
726 | } | |
727 | else { | |
728 | for (my $i = 0; $i < @warning_only_under_strict; $i += 2) { | |
a4368cc3 KW |
729 | |
730 | # (?[ ]) are always under strict | |
63374c78 KW |
731 | if ($warning_only_under_strict[$i] =~ /\Q(?[/) { |
732 | push @warning_tests, $warning_only_under_strict[$i], # The regex | |
733 | $warning_only_under_strict[$i+1]; | |
734 | } | |
735 | else { | |
736 | push @warning_tests, $warning_only_under_strict[$i], # The regex | |
737 | ""; # No warning because not strict | |
738 | } | |
739 | } | |
67cdf558 | 740 | for (my $i = 0; $i < @death_only_under_strict; $i += 3) { |
63374c78 KW |
741 | push @warning_tests, $death_only_under_strict[$i], # The regex |
742 | $death_only_under_strict[$i+1]; # The warning | |
67cdf558 KW |
743 | } |
744 | for (my $i = 0; $i < @death_utf8_only_under_strict; $i += 3) { | |
63374c78 | 745 | push @warning_tests, mark_as_utf8($death_utf8_only_under_strict[$i], |
d6609144 | 746 | $death_utf8_only_under_strict[$i+1]); |
67cdf558 KW |
747 | } |
748 | } | |
d6609144 | 749 | |
63374c78 | 750 | foreach my $ref (\@warning_tests, \@experimental_regex_sets, \@deprecated) { |
d6609144 | 751 | my $warning_type; |
63374c78 | 752 | my $turn_off_warnings = ""; |
d6609144 | 753 | my $default_on; |
63374c78 | 754 | if ($ref == \@warning_tests) { |
d6609144 | 755 | $warning_type = 'regexp, digit'; |
63374c78 | 756 | $turn_off_warnings = "no warnings 'experimental::regex_sets';"; |
d6609144 | 757 | $default_on = $strict; |
af01601c | 758 | } |
d6609144 KW |
759 | elsif ($ref == \@deprecated) { |
760 | $warning_type = 'regexp, deprecated'; | |
761 | $default_on = 1; | |
762 | } | |
763 | else { | |
764 | $warning_type = 'experimental::regex_sets'; | |
765 | $default_on = 1; | |
766 | } | |
767 | for (my $i = 0; $i < @$ref; $i += 2) { | |
d30277c7 | 768 | my $this_default_on = $default_on; |
d6609144 | 769 | my $regex = $ref->[$i]; |
d30277c7 KW |
770 | if ($regex =~ s/ default_ (on | off) //x) { |
771 | $this_default_on = $1 eq 'on'; | |
772 | } | |
b1793c1a | 773 | my @expect = fixup_expect($ref->[$i+1], $strict); |
63374c78 KW |
774 | |
775 | # A length-1 array with an empty warning means no warning gets | |
776 | # generated at all. | |
777 | undef @expect if @expect == 1 && $expect[0] eq ""; | |
778 | ||
d6609144 KW |
779 | { |
780 | $_ = "x"; | |
d8d26cac KW |
781 | #use feature 'unicode_eval'; |
782 | #print STDERR __LINE__, ": ", "eval '$strict no warnings; $regex'", "\n"; | |
d6609144 | 783 | eval "$strict no warnings; $regex"; |
af01601c | 784 | } |
d6609144 KW |
785 | if (is($@, "", "$strict $regex did not die")) { |
786 | my @got = capture_warnings(sub { | |
787 | $_ = "x"; | |
63374c78 | 788 | eval "$strict $turn_off_warnings $regex" }); |
d6609144 KW |
789 | my $count = @expect; |
790 | if (! is(scalar @got, scalar @expect, | |
791 | "... and gave expected number ($count) of warnings")) | |
792 | { | |
793 | if (@got < @expect) { | |
794 | $count = @got; | |
795 | note "Expected warnings not gotten:\n\t" . join "\n\t", | |
796 | @expect[$count .. $#expect]; | |
797 | } | |
798 | else { | |
799 | note "Unexpected warnings gotten:\n\t" . join("\n\t", | |
800 | @got[$count .. $#got]); | |
801 | } | |
b0b90d25 | 802 | } |
d6609144 KW |
803 | foreach my $i (0 .. $count - 1) { |
804 | if (! like($got[$i], qr/\Q$expect[$i]/, | |
805 | "... and gave expected warning")) | |
806 | { | |
807 | chomp($got[$i]); | |
808 | chomp($expect[$i]); | |
809 | diag("GOT\n'$got[$i]'\nEXPECT\n'$expect[$i]'"); | |
67cdf558 KW |
810 | } |
811 | else { | |
d6609144 KW |
812 | ok (0 == capture_warnings(sub { |
813 | $_ = "x"; | |
814 | eval "$strict no warnings '$warning_type'; $regex;" } | |
815 | ), | |
816 | "... and turning off '$warning_type' warnings suppressed it"); | |
817 | ||
818 | # Test that whether the warning is on by default is | |
819 | # correct. This test relies on the fact that we | |
820 | # are outside the scope of any ‘use warnings’. | |
821 | local $^W; | |
822 | my @warns = capture_warnings(sub { $_ = "x"; | |
823 | eval "$strict $regex" }); | |
63374c78 KW |
824 | # Warning should be on as well if is testing |
825 | # '(?[...])' which turns on strict | |
d30277c7 | 826 | if ($this_default_on || grep { $_ =~ /\Q(?[/ } @expect ) { |
d6609144 KW |
827 | ok @warns > 0, "... and the warning is on by default"; |
828 | } | |
829 | else { | |
830 | ok @warns == 0, "... and the warning is off by default"; | |
831 | } | |
67cdf558 | 832 | } |
af01601c KW |
833 | } |
834 | } | |
b42857f3 | 835 | } |
6fe2934b KW |
836 | } |
837 | } | |
b45f050a | 838 | |
cb79f740 | 839 | done_testing(); |