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Issue 1511773009: Revert of [es6] support AssignmentPattern as LHS in for-in/of loops (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
(...skipping 6810 matching lines...) Expand 10 before | Expand all | Expand 10 after
6821 6821
6822 6822
6823 TEST(DestructuringAssignmentPositiveTests) { 6823 TEST(DestructuringAssignmentPositiveTests) {
6824 const char* context_data[][2] = { 6824 const char* context_data[][2] = {
6825 {"'use strict'; let x, y, z; (", " = {});"}, 6825 {"'use strict'; let x, y, z; (", " = {});"},
6826 {"var x, y, z; (", " = {});"}, 6826 {"var x, y, z; (", " = {});"},
6827 {"'use strict'; let x, y, z; for (x in ", " = {});"}, 6827 {"'use strict'; let x, y, z; for (x in ", " = {});"},
6828 {"'use strict'; let x, y, z; for (x of ", " = {});"}, 6828 {"'use strict'; let x, y, z; for (x of ", " = {});"},
6829 {"var x, y, z; for (x in ", " = {});"}, 6829 {"var x, y, z; for (x in ", " = {});"},
6830 {"var x, y, z; for (x of ", " = {});"}, 6830 {"var x, y, z; for (x of ", " = {});"},
6831 {"var x, y, z; for (", " in {});"},
6832 {"var x, y, z; for (", " of {});"},
6833 {"'use strict'; var x, y, z; for (", " in {});"},
6834 {"'use strict'; var x, y, z; for (", " of {});"},
6835 {NULL, NULL}};
6836
6837 const char* mixed_assignments_context_data[][2] = {
6838 {"'use strict'; let x, y, z; (", " = z = {});"},
6839 {"var x, y, z; (", " = z = {});"},
6840 {"'use strict'; let x, y, z; (x = ", " = z = {});"},
6841 {"var x, y, z; (x = ", " = z = {});"},
6842 {"'use strict'; let x, y, z; for (x in ", " = z = {});"},
6843 {"'use strict'; let x, y, z; for (x in x = ", " = z = {});"},
6844 {"'use strict'; let x, y, z; for (x of ", " = z = {});"},
6845 {"'use strict'; let x, y, z; for (x of x = ", " = z = {});"},
6846 {"var x, y, z; for (x in ", " = z = {});"},
6847 {"var x, y, z; for (x in x = ", " = z = {});"},
6848 {"var x, y, z; for (x of ", " = z = {});"},
6849 {"var x, y, z; for (x of x = ", " = z = {});"},
6850 {NULL, NULL}}; 6831 {NULL, NULL}};
6851 6832
6852 // clang-format off 6833 // clang-format off
6853 const char* data[] = { 6834 const char* data[] = {
6854 "x", 6835 "x",
6855 6836
6856 "{ x : y }", 6837 "{ x : y }",
6857 "{ x : foo().y }", 6838 "{ x : foo().y }",
6858 "{ x : foo()[y] }", 6839 "{ x : foo()[y] }",
6859 "{ x : y.z }", 6840 "{ x : y.z }",
(...skipping 53 matching lines...) Expand 10 before | Expand all | Expand 10 after
6913 "[ { x : y = 10 } = {} ]", 6894 "[ { x : y = 10 } = {} ]",
6914 "[ { x : foo().y = 10 } = {} ]", 6895 "[ { x : foo().y = 10 } = {} ]",
6915 "[ { x : foo()[y] = 10 } = {} ]", 6896 "[ { x : foo()[y] = 10 } = {} ]",
6916 "[ { x : x.y = 10 } = {} ]", 6897 "[ { x : x.y = 10 } = {} ]",
6917 "[ { x : x[y] = 10 } = {} ]", 6898 "[ { x : x[y] = 10 } = {} ]",
6918 "[ [ x = 10 ] = {} ]", 6899 "[ [ x = 10 ] = {} ]",
6919 "[ [ foo().x = 10 ] = {} ]", 6900 "[ [ foo().x = 10 ] = {} ]",
6920 "[ [ foo()[x] = 10 ] = {} ]", 6901 "[ [ foo()[x] = 10 ] = {} ]",
6921 "[ [ x.y = 10 ] = {} ]", 6902 "[ [ x.y = 10 ] = {} ]",
6922 "[ [ x[y] = 10 ] = {} ]", 6903 "[ [ x[y] = 10 ] = {} ]",
6904
6905 "{ x : y }",
6923 "{ x : y = 1 }", 6906 "{ x : y = 1 }",
6924 "{ x }", 6907 "{ x }",
6925 "{ x, y, z }", 6908 "{ x, y, z }",
6926 "{ x = 1, y: z, z: y }", 6909 "{ x = 1, y: z, z: y }",
6927 "{x = 42, y = 15}", 6910 "{x = 42, y = 15}",
6928 "[x]", 6911 "[x]",
6929 "[x = 1]", 6912 "[x = 1]",
6930 "[x,y,z]", 6913 "[x,y,z]",
6931 "[x, y = 42, z]", 6914 "[x, y = 42, z]",
6932 "{ x : x, y : y }", 6915 "{ x : x, y : y }",
(...skipping 22 matching lines...) Expand all
6955 "{[foo()] : (z)}", 6938 "{[foo()] : (z)}",
6956 "{[foo()] : foo().bar}", 6939 "{[foo()] : foo().bar}",
6957 "{[foo()] : foo()['bar']}", 6940 "{[foo()] : foo()['bar']}",
6958 "{[foo()] : this.bar}", 6941 "{[foo()] : this.bar}",
6959 "{[foo()] : this['bar']}", 6942 "{[foo()] : this['bar']}",
6960 "{[foo()] : 'foo'.bar}", 6943 "{[foo()] : 'foo'.bar}",
6961 "{[foo()] : 'foo'['bar']}", 6944 "{[foo()] : 'foo'['bar']}",
6962 "[...x]", 6945 "[...x]",
6963 "[x,y,...z]", 6946 "[x,y,...z]",
6964 "[x,,...z]", 6947 "[x,,...z]",
6965 "{ x: y }", 6948 "{ x: y } = z",
6966 "[x, y]", 6949 "[x, y] = z",
6950 "{ x: y } = { z }",
6951 "[x, y] = { z }",
6952 "{ x: y } = [ z ]",
6953 "[x, y] = [ z ]",
6967 "[((x, y) => z).x]", 6954 "[((x, y) => z).x]",
6968 "{x: ((y, z) => z).x}", 6955 "{x: ((y, z) => z).x}",
6969 "[((x, y) => z)['x']]", 6956 "[((x, y) => z)['x']]",
6970 "{x: ((y, z) => z)['x']}", 6957 "{x: ((y, z) => z)['x']}",
6971 6958
6972 "{x: { y = 10 } }", 6959 "{x: { y = 10 } }",
6973 "[(({ x } = { x: 1 }) => x).a]", 6960 "[(({ x } = { x: 1 }) => x).a]",
6974 NULL}; 6961 NULL};
6975 // clang-format on 6962 // clang-format on
6976 static const ParserFlag always_flags[] = { 6963 static const ParserFlag always_flags[] = {
6977 kAllowHarmonyDestructuringAssignment, kAllowHarmonyDestructuring, 6964 kAllowHarmonyDestructuringAssignment, kAllowHarmonyDestructuring,
6978 kAllowHarmonyDefaultParameters}; 6965 kAllowHarmonyDefaultParameters};
6979 RunParserSyncTest(context_data, data, kSuccess, NULL, 0, always_flags, 6966 RunParserSyncTest(context_data, data, kSuccess, NULL, 0, always_flags,
6980 arraysize(always_flags)); 6967 arraysize(always_flags));
6981 6968
6982 RunParserSyncTest(mixed_assignments_context_data, data, kSuccess, NULL, 0,
6983 always_flags, arraysize(always_flags));
6984
6985 const char* empty_context_data[][2] = { 6969 const char* empty_context_data[][2] = {
6986 {"'use strict';", ""}, {"", ""}, {NULL, NULL}}; 6970 {"'use strict';", ""}, {"", ""}, {NULL, NULL}};
6987 6971
6988 // CoverInitializedName ambiguity handling in various contexts 6972 // CoverInitializedName ambiguity handling in various contexts
6989 const char* ambiguity_data[] = { 6973 const char* ambiguity_data[] = {
6990 "var foo = { x = 10 } = {};", 6974 "var foo = { x = 10 } = {};",
6991 "var foo = { q } = { x = 10 } = {};", 6975 "var foo = { q } = { x = 10 } = {};",
6992 "var foo; foo = { x = 10 } = {};", 6976 "var foo; foo = { x = 10 } = {};",
6993 "var foo; foo = { q } = { x = 10 } = {};", 6977 "var foo; foo = { q } = { x = 10 } = {};",
6994 "var x; ({ x = 10 } = {});", 6978 "var x; ({ x = 10 } = {});",
(...skipping 769 matching lines...) Expand 10 before | Expand all | Expand 10 after
7764 "var publ\\u0069c = 1;", 7748 "var publ\\u0069c = 1;",
7765 "var { publ\\u0069c } = {};", 7749 "var { publ\\u0069c } = {};",
7766 NULL}; 7750 NULL};
7767 RunParserSyncTest(sloppy_context_data, valid_data, kSuccess, NULL, 0, 7751 RunParserSyncTest(sloppy_context_data, valid_data, kSuccess, NULL, 0,
7768 always_flags, arraysize(always_flags)); 7752 always_flags, arraysize(always_flags));
7769 RunParserSyncTest(strict_context_data, valid_data, kError, NULL, 0, 7753 RunParserSyncTest(strict_context_data, valid_data, kError, NULL, 0,
7770 always_flags, arraysize(always_flags)); 7754 always_flags, arraysize(always_flags));
7771 RunModuleParserSyncTest(strict_context_data, valid_data, kError, NULL, 0, 7755 RunModuleParserSyncTest(strict_context_data, valid_data, kError, NULL, 0,
7772 always_flags, arraysize(always_flags)); 7756 always_flags, arraysize(always_flags));
7773 } 7757 }
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