[[FIX]] Allow "rest" operator in param dstrctrng

Previously, in the context of function parameter lists, JSHint only
allowed the "rest" operator to be applied to identifiers. Extend support
to destructuring patterns and update the Test262 "expectations" file
accordingly.

src/jshint.js

@@ -3522,6 +3522,8 @@ var JSHINT = (function() {
       // are added to the param scope
       var currentParams = [];
 
+      pastRest = spreadrest("rest");
+
       if (_.includes(["{", "["], state.tokens.next.id)) {
         hasDestructuring = true;
         tokens = destructuringPattern(context);
@@ -3533,7 +3535,6 @@ var JSHINT = (function() {
           }
         }
       } else {
-        pastRest = spreadrest("rest");
         ident = identifier(context);
 
         if (ident) {

tests/test262/expectations.txt

@@ -143,10 +143,6 @@ test/language/identifiers/vals-rus-alpha-lower-via-escape-hex.js(default)
 test/language/identifiers/vals-rus-alpha-lower-via-escape-hex.js(strict mode)
 test/language/identifiers/vals-rus-alpha-upper-via-escape-hex.js(default)
 test/language/identifiers/vals-rus-alpha-upper-via-escape-hex.js(strict mode)
-test/language/rest-parameters/array-pattern.js(default)
-test/language/rest-parameters/array-pattern.js(strict mode)
-test/language/rest-parameters/object-pattern.js(default)
-test/language/rest-parameters/object-pattern.js(strict mode)
 test/language/arguments-object/10.6-13-c-1-s.js(strict mode)
 test/language/arguments-object/10.6-1gs.js(strict mode)
 test/language/arguments-object/10.6-2gs.js(strict mode)
@@ -199,21 +195,13 @@ test/language/expressions/template-literal/invalid-hexidecimal-character-escape-
 test/language/expressions/template-literal/invalid-legacy-octal-escape-sequence.js(default)
 test/language/expressions/template-literal/tv-utf16-escape-sequence.js(default)
 test/language/expressions/template-literal/tv-utf16-escape-sequence.js(strict mode)
-test/language/expressions/function/scope-param-rest-elem-var-close.js(default)
-test/language/expressions/function/scope-param-rest-elem-var-open.js(default)
-test/language/expressions/generators/scope-param-rest-elem-var-close.js(default)
-test/language/expressions/generators/scope-param-rest-elem-var-open.js(default)
 test/language/expressions/generators/yield-as-function-expression-binding-identifier.js(default)
 test/language/expressions/generators/yield-as-logical-or-expression.js(default)
 test/language/expressions/generators/yield-as-logical-or-expression.js(strict mode)
 test/language/expressions/generators/yield-star-after-newline.js(default)
 test/language/expressions/generators/yield-star-after-newline.js(strict mode)
 test/language/expressions/class/getter-param-dflt.js(default)
 test/language/expressions/class/getter-param-dflt.js(strict mode)
-test/language/expressions/object/scope-gen-meth-param-rest-elem-var-close.js(default)
-test/language/expressions/object/scope-gen-meth-param-rest-elem-var-open.js(default)
-test/language/expressions/object/scope-meth-param-rest-elem-var-close.js(default)
-test/language/expressions/object/scope-meth-param-rest-elem-var-open.js(default)
 test/language/expressions/object/method-definition/yield-as-expression-with-rhs.js(default)
 test/language/expressions/object/method-definition/yield-as-expression-with-rhs.js(strict mode)
 test/language/expressions/object/method-definition/yield-as-expression-without-rhs.js(default)
@@ -223,8 +211,6 @@ test/language/expressions/object/method-definition/yield-as-logical-or-expressio
 test/language/expressions/object/method-definition/yield-as-logical-or-expression.js(strict mode)
 test/language/expressions/object/method-definition/yield-star-after-newline.js(default)
 test/language/expressions/object/method-definition/yield-star-after-newline.js(strict mode)
-test/language/expressions/arrow-function/scope-param-rest-elem-var-close.js(default)
-test/language/expressions/arrow-function/scope-param-rest-elem-var-open.js(default)
 test/language/expressions/arrow-function/syntax/early-errors/asi-restriction-invalid-parenless-parameters-expression-body.js(default)
 test/language/expressions/arrow-function/syntax/early-errors/asi-restriction-invalid-parenless-parameters-expression-body.js(strict mode)
 test/language/expressions/arrow-function/syntax/early-errors/asi-restriction-invalid-parenless-parameters.js(default)
@@ -265,8 +251,6 @@ test/language/statements/if/if-stmt-else-decl-strict.js(strict mode)
 test/language/statements/if/if-stmt-else-fun-strict.js(strict mode)
 test/language/statements/if/if-stmt-else-gen.js(default)
 test/language/statements/if/if-stmt-else-gen.js(strict mode)
-test/language/statements/generators/scope-param-rest-elem-var-close.js(default)
-test/language/statements/generators/scope-param-rest-elem-var-open.js(default)
 test/language/statements/generators/yield-as-function-expression-binding-identifier.js(default)
 test/language/statements/generators/yield-as-logical-or-expression.js(default)
 test/language/statements/generators/yield-as-logical-or-expression.js(strict mode)
@@ -283,8 +267,6 @@ test/language/statements/labeled/decl-gen.js(default)
 test/language/statements/labeled/decl-gen.js(strict mode)
 test/language/statements/labeled/decl-let.js(default)
 test/language/statements/labeled/decl-let.js(strict mode)
-test/language/statements/function/scope-param-rest-elem-var-close.js(default)
-test/language/statements/function/scope-param-rest-elem-var-open.js(default)
 test/language/statements/return/S12.9_A1_T1.js(default)
 test/language/statements/return/S12.9_A1_T1.js(strict mode)
 test/language/statements/return/S12.9_A1_T10.js(default)