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Code Issues Projects Releases Wiki Activity

#430: remove parenthesized yield expression requirement M1250589

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This commit is contained in:
Cameron Kaiser 2017-08-22 06:27:13 -07:00
parent 0e5c0b9e5a
commit 289bb253c1
7 changed files with 8 additions and 238 deletions
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13
js/src/frontend/Parser.cpp
View File

@ -7296,10 +7296,6 @@ Parser<ParseHandler>::expr(InHandling inHandling, YieldHandling yieldHandling,
if (!seq) if (!seq)
return null(); return null();
while (true) { while (true) {
if (handler.isUnparenthesizedYieldExpression(pn)) {
report(ParseError, false, pn, JSMSG_BAD_YIELD_SYNTAX);
return null();
}
pn = assignExpr(inHandling, yieldHandling, tripledotHandling); pn = assignExpr(inHandling, yieldHandling, tripledotHandling);
if (!pn) if (!pn)
@ -8877,15 +8873,6 @@ Parser<ParseHandler>::argumentList(YieldHandling yieldHandling, Node listNode, b
return false; return false;
} }
if (handler.isUnparenthesizedYieldExpression(argNode)) {
TokenKind tt;
if (!tokenStream.peekToken(&tt))
return false;
if (tt == TOK_COMMA) {
report(ParseError, false, argNode, JSMSG_BAD_YIELD_SYNTAX);
return false;
}
}
#if JS_HAS_GENERATOR_EXPRS #if JS_HAS_GENERATOR_EXPRS
if (!spread) { if (!spread) {
if (!tokenStream.matchToken(&matched, TOK_FOR)) if (!tokenStream.matchToken(&matched, TOK_FOR))

15
js/src/frontend/SyntaxParseHandler.h
View File

@ -117,14 +117,6 @@ class SyntaxParseHandler
// yields |b| each time it's resumed. // yields |b| each time it's resumed.
NodeUnparenthesizedCommaExpr, NodeUnparenthesizedCommaExpr,
// Yield expressions currently (but not in ES6 -- a SpiderMonkey bug to
// fix) must generally be parenthesized. (See the uses of
// isUnparenthesizedYieldExpression in Parser.cpp for the rare
// exceptions.) Thus we need this to treat |yield 1, 2;| as a syntax
// error and |(yield 1), 2;| as a comma expression that will yield 1,
// then evaluate to 2.
NodeUnparenthesizedYieldExpr,
// Assignment expressions in condition contexts could be typos for // Assignment expressions in condition contexts could be typos for
// equality checks. (Think |if (x = y)| versus |if (x == y)|.) Thus // equality checks. (Think |if (x = y)| versus |if (x == y)|.) Thus
// we need this to treat |if (x = y)| as a possible typo and // we need this to treat |if (x = y)| as a possible typo and
@ -305,7 +297,7 @@ class SyntaxParseHandler
bool addShorthand(Node literal, Node name, Node expr) { return true; } bool addShorthand(Node literal, Node name, Node expr) { return true; }
bool addObjectMethodDefinition(Node literal, Node name, Node fn, JSOp op) { return true; } bool addObjectMethodDefinition(Node literal, Node name, Node fn, JSOp op) { return true; }
bool addClassMethodDefinition(Node literal, Node name, Node fn, JSOp op, bool isStatic) { return true; } bool addClassMethodDefinition(Node literal, Node name, Node fn, JSOp op, bool isStatic) { return true; }
Node newYieldExpression(uint32_t begin, Node value, Node gen) { return NodeUnparenthesizedYieldExpr; } Node newYieldExpression(uint32_t begin, Node value, Node gen) { return NodeGeneric; }
Node newYieldStarExpression(uint32_t begin, Node value, Node gen) { return NodeGeneric; } Node newYieldStarExpression(uint32_t begin, Node value, Node gen) { return NodeGeneric; }
// Statements // Statements
@ -500,10 +492,6 @@ class SyntaxParseHandler
return newBinary(kind, lhs, rhs, op); return newBinary(kind, lhs, rhs, op);
} }
bool isUnparenthesizedYieldExpression(Node node) {
return node == NodeUnparenthesizedYieldExpr;
}
bool isUnparenthesizedCommaExpression(Node node) { bool isUnparenthesizedCommaExpression(Node node) {
return node == NodeUnparenthesizedCommaExpr; return node == NodeUnparenthesizedCommaExpr;
} }
@ -555,7 +543,6 @@ class SyntaxParseHandler
// them to a generic node. // them to a generic node.
if (node == NodeUnparenthesizedString || if (node == NodeUnparenthesizedString ||
node == NodeUnparenthesizedCommaExpr || node == NodeUnparenthesizedCommaExpr ||
node == NodeUnparenthesizedYieldExpr ||
node == NodeUnparenthesizedAssignment || node == NodeUnparenthesizedAssignment ||
node == NodeUnparenthesizedUnary) node == NodeUnparenthesizedUnary)
{ {

1
js/src/js.msg
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@ -203,7 +203,6 @@ MSG_DEF(JSMSG_BAD_FOR_LEFTSIDE, 0, JSEXN_SYNTAXERR, "invalid for-in/of le
MSG_DEF(JSMSG_LEXICAL_DECL_DEFINES_LET,0, JSEXN_SYNTAXERR, "a lexical declaration can't define a 'let' binding") MSG_DEF(JSMSG_LEXICAL_DECL_DEFINES_LET,0, JSEXN_SYNTAXERR, "a lexical declaration can't define a 'let' binding")
MSG_DEF(JSMSG_LET_STARTING_FOROF_LHS, 0, JSEXN_SYNTAXERR, "an expression X in 'for (X of Y)' must not start with 'let'") MSG_DEF(JSMSG_LET_STARTING_FOROF_LHS, 0, JSEXN_SYNTAXERR, "an expression X in 'for (X of Y)' must not start with 'let'")
MSG_DEF(JSMSG_BAD_GENERATOR_RETURN, 1, JSEXN_TYPEERR, "generator function {0} returns a value") MSG_DEF(JSMSG_BAD_GENERATOR_RETURN, 1, JSEXN_TYPEERR, "generator function {0} returns a value")
MSG_DEF(JSMSG_BAD_YIELD_SYNTAX, 0, JSEXN_SYNTAXERR, "yield expression must be parenthesized")
MSG_DEF(JSMSG_BAD_GENERATOR_SYNTAX, 0, JSEXN_SYNTAXERR, "generator expression must be parenthesized") MSG_DEF(JSMSG_BAD_GENERATOR_SYNTAX, 0, JSEXN_SYNTAXERR, "generator expression must be parenthesized")
MSG_DEF(JSMSG_BAD_GENEXP_BODY, 1, JSEXN_SYNTAXERR, "illegal use of {0} in generator expression") MSG_DEF(JSMSG_BAD_GENEXP_BODY, 1, JSEXN_SYNTAXERR, "illegal use of {0} in generator expression")
MSG_DEF(JSMSG_BAD_INCOP_OPERAND, 0, JSEXN_REFERENCEERR, "invalid increment/decrement operand") MSG_DEF(JSMSG_BAD_INCOP_OPERAND, 0, JSEXN_REFERENCEERR, "invalid increment/decrement operand")

11
js/src/tests/ecma_6/Comprehensions/error-messages.js
View File

@ -25,7 +25,6 @@ const TOP_YIELD = error("yield").message;
const GENERIC = error("(for)").message; const GENERIC = error("(for)").message;
const BAD_GENERATOR_SYNTAX = error("(for (x of []) x, 1)").message; const BAD_GENERATOR_SYNTAX = error("(for (x of []) x, 1)").message;
const MISSING_SEMI = error("yield 1").message; const MISSING_SEMI = error("yield 1").message;
const MISSING_PAREN = error("(yield 1)").message;
const PAREN_PAREN = error("(foo").message; const PAREN_PAREN = error("(foo").message;
const FOR_OF_PAREN = error("(for (x of y, z) w)").message; const FOR_OF_PAREN = error("(for (x of y, z) w)").message;
@ -55,13 +54,13 @@ const cases = [
// yield expressions // yield expressions
{ expr: "yield 1", top: [MISSING_SEMI, 2], fun: [MISSING_SEMI, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "yield w/ arg" }, { expr: "yield 1", top: [MISSING_SEMI, 2], fun: [MISSING_SEMI, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "yield w/ arg" },
{ expr: "1, yield 2", top: [MISSING_SEMI, 2], fun: [MISSING_SEMI, 2], gen: null, genexp: [FOR_OF_PAREN, 1], desc: "yield w/ arg at end of list" }, { expr: "1, yield 2", top: [MISSING_SEMI, 2], fun: [MISSING_SEMI, 2], gen: null, genexp: [FOR_OF_PAREN, 1], desc: "yield w/ arg at end of list" },
{ expr: "yield 1, 2", top: [MISSING_SEMI, 2], fun: [MISSING_SEMI, 2], gen: [YIELD_PAREN, 3], genexp: [FOR_OF_PAREN, 3], desc: "yield w/ arg in list" }, { expr: "yield 1, 2", top: [MISSING_SEMI, 2], fun: [MISSING_SEMI, 2], gen: null, genexp: [FOR_OF_PAREN, 3], desc: "yield w/ arg in list" },
{ expr: "(yield 1)", top: [MISSING_PAREN, 2], fun: [MISSING_PAREN, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "yield w/ arg, parenthesized" }, { expr: "(yield 1)", top: [PAREN_PAREN, 2], fun: [PAREN_PAREN, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "yield w/ arg, parenthesized" },
{ expr: "(1, yield 2)", top: [MISSING_PAREN, 2], fun: [MISSING_PAREN, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "yield w/ arg at end of list, parenthesized" }, { expr: "(1, yield 2)", top: [PAREN_PAREN, 2], fun: [PAREN_PAREN, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "yield w/ arg at end of list, parenthesized" },
{ expr: "(yield 1, 2)", top: [MISSING_PAREN, 2], fun: [MISSING_PAREN, 2], gen: [YIELD_PAREN, 3], genexp: [YIELD_PAREN, 2], desc: "yield w/ arg in list, parenthesized" }, { expr: "(yield 1, 2)", top: [PAREN_PAREN, 2], fun: [PAREN_PAREN, 2], gen: null, genexp: [YIELD_PAREN, 2], desc: "yield w/ arg in list, parenthesized" },
// deeply nested yield expressions // deeply nested yield expressions
{ expr: "((((yield 1))))", top: [MISSING_PAREN, 2], fun: [MISSING_PAREN, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "deeply nested yield w/ arg" }, { expr: "((((yield 1))))", top: [PAREN_PAREN, 2], fun: [PAREN_PAREN, 2], gen: null, genexp: [GENEXP_YIELD, 2], desc: "deeply nested yield w/ arg" },
// arguments // arguments
{ expr: "arguments", top: null, fun: null, gen: null, genexp: null, desc: "arguments in list" }, { expr: "arguments", top: null, fun: null, gen: null, genexp: null, desc: "arguments in list" },

36
js/src/tests/js1_7/geniter/regress-351514.js
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@ -1,36 +0,0 @@
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//-----------------------------------------------------------------------------
var BUGNUMBER = 351514;
var summary = 'Finalize yield syntax to match ES4/JS2 proposal';
var actual = '';
var expect = '';
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function test()
{
enterFunc ('test');
printBugNumber(BUGNUMBER);
printStatus (summary);
expect = /SyntaxError: yield expression must be parenthesized/;
try
{
eval('function f() { yield g(yield 1, 2) };');
}
catch(ex)
{
actual = ex + '';
}
reportMatch(expect, actual, summary);
exitFunc ('test');
}

166
js/src/tests/js1_8/genexps/regress-634472.js
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@ -1,166 +0,0 @@
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//-----------------------------------------------------------------------------
var BUGNUMBER = 634472;
var summary = 'contextual restrictions for yield and arguments';
var actual = '';
var expect = '';
function error(str) {
let base;
try {
// the following line must not be broken up into multiple lines
base = (function(){try{eval('throw new Error()')}catch(e){return e.lineNumber}})(); eval(str);
return null;
} catch (e) {
e.lineNumber = e.lineNumber - base + 1;
return e;
}
}
const JSMSG_GENEXP_YIELD = error("(function(){((yield) for (x in []))})").message;
const JSMSG_TOP_YIELD = error("yield").message;
const JSMSG_YIELD_PAREN = error("(function(){yield, 1})").message;
const JSMSG_YIELD_FOR = error("(function(){yield for})").message;
const JSMSG_BAD_GENERATOR_SYNTAX = error("(1, x for (x in []))").message;
const cases = [
// yield expressions
{ expr: "yield", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "simple yield" },
{ expr: "yield 1", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg" },
{ expr: "1, yield", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "simple yield at end of list" },
{ expr: "1, yield 2", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg at end of list" },
{ expr: "yield, 1", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "simple yield in list" },
{ expr: "yield 1, 2", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "yield w/ arg in list" },
{ expr: "(yield)", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "simple yield, parenthesized" },
{ expr: "(yield 1)", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg, parenthesized" },
{ expr: "(1, yield)", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "simple yield at end of list, parenthesized" },
{ expr: "(1, yield 2)", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg at end of list, parenthesized" },
{ expr: "(yield, 1)", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "simple yield in list, parenthesized" },
{ expr: "(yield 1, 2)", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "yield w/ arg in list, parenthesized" },
// deeply nested yield expressions
{ expr: "((((yield))))", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "deeply nested yield" },
{ expr: "((((yield 1))))", top: JSMSG_TOP_YIELD, fun: null, gen: JSMSG_GENEXP_YIELD, desc: "deeply nested yield w/ arg" },
// arguments
{ expr: "arguments", top: null, fun: null, gen: null, desc: "arguments in list" },
{ expr: "1, arguments", top: null, fun: null, gen: null, desc: "arguments in list" },
// yield in generator expressions
{ expr: "(yield for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_FOR, gen: JSMSG_YIELD_FOR, desc: "simple yield in genexp" },
{ expr: "(yield 1 for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg in genexp" },
{ expr: "(yield, 1 for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "simple yield in list in genexp" },
{ expr: "(yield 1, 2 for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "yield w/ arg in list in genexp" },
{ expr: "(1, yield for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_FOR, gen: JSMSG_YIELD_FOR, desc: "simple yield at end of list in genexp" },
{ expr: "(1, yield 2 for (x in []))", top: JSMSG_TOP_YIELD, fun: { simple: JSMSG_GENEXP_YIELD, call: JSMSG_GENEXP_YIELD },
gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg at end of list in genexp" },
{ expr: "((yield) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "simple yield, parenthesized in genexp" },
{ expr: "((yield 1) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg, parenthesized in genexp" },
{ expr: "(1, (yield) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "simple yield, parenthesized in list in genexp" },
{ expr: "(1, (yield 2) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg, parenthesized in list in genexp" },
{ expr: "((1, yield) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "simple yield at end of list, parenthesized in genexp" },
{ expr: "((1, yield 2) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg at end of list, parenthesized in genexp" },
{ expr: "(1, (2, yield) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "simple yield at end of list, parenthesized in list in genexp" },
{ expr: "(1, (2, yield 3) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "yield w/ arg at end of list, parenthesized in list in genexp" },
{ expr: "((yield, 1) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "simple yield in list, parenthesized in genexp" },
{ expr: "((yield 1, 2) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "yield w/ arg in list, parenthesized in genexp" },
{ expr: "(1, (yield, 2) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "simple yield in list, parenthesized in list in genexp" },
{ expr: "(1, (yield 2, 3) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_YIELD_PAREN, gen: JSMSG_YIELD_PAREN, desc: "yield w/ arg in list, parenthesized in list in genexp" },
// deeply nested yield in generator expressions
{ expr: "((((1, yield 2))) for (x in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "deeply nested yield in genexp" },
{ expr: "((((1, yield 2)) for (x in [])) for (y in []))", top: JSMSG_TOP_YIELD, fun: JSMSG_GENEXP_YIELD, gen: JSMSG_GENEXP_YIELD, desc: "deeply nested yield in multiple genexps" },
// arguments in generator expressions
{ expr: "(arguments for (x in []))", top: null, fun: null, gen: null, desc: "simple arguments in genexp" },
{ expr: "(1, arguments for (x in []))", top: JSMSG_BAD_GENERATOR_SYNTAX, fun: JSMSG_BAD_GENERATOR_SYNTAX, gen: JSMSG_BAD_GENERATOR_SYNTAX, desc: "arguments in list in genexp" },
{ expr: "((arguments) for (x in []))", top: null, fun: null, gen: null, desc: "arguments, parenthesized in genexp" },
{ expr: "(1, (arguments) for (x in []))", top: JSMSG_BAD_GENERATOR_SYNTAX, fun: JSMSG_BAD_GENERATOR_SYNTAX, gen: JSMSG_BAD_GENERATOR_SYNTAX, desc: "arguments, parenthesized in list in genexp" },
{ expr: "((1, arguments) for (x in []))", top: null, fun: null, gen: null, desc: "arguments in list, parenthesized in genexp" },
{ expr: "(1, (2, arguments) for (x in []))", top: JSMSG_BAD_GENERATOR_SYNTAX, fun: JSMSG_BAD_GENERATOR_SYNTAX, gen: JSMSG_BAD_GENERATOR_SYNTAX, desc: "arguments in list, parenthesized in list in genexp" },
// deeply nested arguments in generator expressions
{ expr: "((((1, arguments))) for (x in []))", top: null, fun: null, gen: null, desc: "deeply nested arguments in genexp" },
{ expr: "((((1, arguments)) for (x in [])) for (y in []))", top: null, fun: null, gen: null, desc: "deeply nested arguments in multiple genexps" },
// legal yield/arguments in nested function
{ expr: "((function() { yield }) for (x in []))", top: null, fun: null, gen: null, desc: "legal yield in nested function" },
{ expr: "((function() { arguments }) for (x in []))", top: null, fun: null, gen: null, desc: "legal arguments in nested function" },
{ expr: "((function() arguments) for (x in []))", top: null, fun: null, gen: null, desc: "legal arguments in nested expression-closure" }
];
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function splitKeyword(str) {
return str.
replace(/yield for/, '\nyield for\n').
replace(/yield ([0-9])/, '\nyield $1\n').
replace(/yield([^ ]|$)/, '\nyield\n$1').
replace(/arguments/, '\narguments\n');
}
function expectError1(err, ctx, msg) {
reportCompare('object', typeof err, 'exn for: ' + msg);
reportCompare(ctx, err.message, 'exn message for: ' + msg);
if (ctx !== JSMSG_BAD_GENERATOR_SYNTAX)
reportCompare(2, err.lineNumber, 'exn token for: ' + msg);
}
function expectError(expr, call, wrapCtx, expect, msg) {
let exps = (typeof expect === "string")
? { simple: expect, call: expect }
: expect;
expectError1(error(wrapCtx(expr)), exps.simple, msg);
if (call)
expectError1(error(wrapCtx(call)), exps.call, 'call argument in ' + msg);
}
function expectSuccess(err, msg) {
reportCompare(null, err, 'parse: ' + msg);
}
function atTop(str) { return str }
function inFun(str) { return '(function(){' + str + '})' }
function inGen(str) { return '(y for (y in ' + str + '))' }
function test()
{
enterFunc ('test');
printBugNumber(BUGNUMBER);
printStatus (summary);
for (let i = 0, len = cases.length; i < len; i++) {
let {expr, top, fun, gen, desc} = cases[i];
let call = (expr[0] === "(") ? ("print" + expr) : null;
expr = splitKeyword(expr);
if (call)
call = splitKeyword(call);
if (top)
expectError(expr, call, atTop, top, 'top-level context, ' + desc);
else
expectSuccess(error(expr), 'top-level context, ' + desc);
if (fun)
expectError(expr, call, inFun, fun, 'function context, ' + desc);
else
expectSuccess(error(inFun(expr)), 'function context, ' + desc);
if (gen)
expectError(expr, call, inGen, gen, 'genexp context, ' + desc);
else
expectSuccess(error(inGen(expr)), 'genexp context, ' + desc);
}
exitFunc ('test');
}

4
js/src/vm/Xdr.h
View File

@ -29,11 +29,11 @@ namespace js {
* *
* https://developer.mozilla.org/en-US/docs/SpiderMonkey/Internals/Bytecode * https://developer.mozilla.org/en-US/docs/SpiderMonkey/Internals/Bytecode
*/ */
static const uint32_t XDR_BYTECODE_VERSION_SUBTRAHEND = 337; static const uint32_t XDR_BYTECODE_VERSION_SUBTRAHEND = 338;
static const uint32_t XDR_BYTECODE_VERSION = static const uint32_t XDR_BYTECODE_VERSION =
uint32_t(0xb973c0de - XDR_BYTECODE_VERSION_SUBTRAHEND); uint32_t(0xb973c0de - XDR_BYTECODE_VERSION_SUBTRAHEND);
static_assert(JSErr_Limit == 436, static_assert(JSErr_Limit == 435,
"GREETINGS, POTENTIAL SUBTRAHEND INCREMENTER! If you added or " "GREETINGS, POTENTIAL SUBTRAHEND INCREMENTER! If you added or "
"removed MSG_DEFs from js.msg, you should increment " "removed MSG_DEFs from js.msg, you should increment "
"XDR_BYTECODE_VERSION_SUBTRAHEND and update this assertion's " "XDR_BYTECODE_VERSION_SUBTRAHEND and update this assertion's "