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Support decimal create with leading zero (#4286)

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JerryScript-DCO-1.0-Signed-off-by: bence gabor kis kisbg@inf.u-szeged.hu
This commit is contained in:
kisbg 2020-10-30 14:32:32 +01:00 committed by GitHub
parent 3bad85b83b
commit 11f7463986
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 60 additions and 8 deletions
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19
jerry-core/parser/js/js-lexer.c
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@ -1416,7 +1416,7 @@ lexer_parse_number (parser_context_t *context_p) /**< context */
}
#endif /* ENABLED (JERRY_ESNEXT) */
else if (source_p[1] >= LIT_CHAR_0
&& source_p[1] <= LIT_CHAR_7)
&& source_p[1] <= LIT_CHAR_9)
{
context_p->token.extra_value = LEXER_NUMBER_OCTAL;
#if ENABLED (JERRY_BUILTIN_BIGINT)
@ -1429,11 +1429,18 @@ lexer_parse_number (parser_context_t *context_p) /**< context */
}
lexer_check_numbers (context_p, &source_p, source_end_p, LIT_CHAR_7, true);
}
else if (source_p[1] >= LIT_CHAR_8
&& source_p[1] <= LIT_CHAR_9)
{
parser_raise_error (context_p, PARSER_ERR_INVALID_NUMBER);
if (source_p < source_end_p
&& source_p[0] >= LIT_CHAR_8
&& source_p[0] <= LIT_CHAR_9)
{
#if ENABLED (JERRY_ESNEXT)
lexer_check_numbers (context_p, &source_p, source_end_p, LIT_CHAR_9, true);
context_p->token.extra_value = LEXER_NUMBER_DECIMAL;
#else /* !ENABLED (JERRY_ESNEXT) */
parser_raise_error (context_p, PARSER_ERR_INVALID_NUMBER);
#endif /* ENABLED (JERRY_ESNEXT) */
}
}
#if ENABLED (JERRY_ESNEXT)
else if (LEXER_TO_ASCII_LOWERCASE (source_p[1]) == LIT_CHAR_LOWERCASE_B)

47
tests/jerry/es.next/decimal-with-leading-zero.js Normal file
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@ -0,0 +1,47 @@
// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// valid decimal with leading zero
assert (01239 === 1239)
assert (0999 === 999)
assert (0000000000009 === 9)
function invalid_strict_cases (string)
{
"use strict"
try {
eval (string)
assert (false)
} catch (e) {
assert (true)
}
}
// invalid strict test-cases
invalid_strict_cases ("09")
invalid_strict_cases ("01239")
// invalid to create bigint with decimal with leading zero
function invalid_cases (string)
{
try {
eval (string)
assert (false)
} catch (e) {
assert (true)
}
}
invalid_cases ("09n")
invalid_cases ("01239n")

2
tests/test262-esnext-excludelist.xml
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@ -1220,7 +1220,6 @@
<test id="annexB/language/eval-code/indirect/global-switch-dflt-eval-global-init.js"><reason></reason></test>
<test id="annexB/language/function-code/block-decl-func-skip-arguments.js"><reason></reason></test>
<test id="annexB/language/function-code/block-decl-nested-blocks-with-fun-decl.js"><reason></reason></test>
<test id="annexB/language/literals/numeric/non-octal-decimal-integer.js"><reason></reason></test>
<test id="annexB/language/statements/for-in/nonstrict-initializer.js"><reason></reason></test>
<!-- END AnnexB - Additional ECMAScript Features for Web Browsers -->
@ -10172,5 +10171,4 @@
<test id="built-ins/TypedArrayConstructors/internals/Set/detached-buffer.js"><reason></reason></test>
<test id="built-ins/TypedArrayConstructors/internals/Set/tonumber-value-detached-buffer.js"><reason></reason></test>
<!-- END - Missing test262 support in JerryScript REPL - missing $262.detachArrayBuffer function -->
</excludeList>