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fix #9
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@make-github-pseudonymous-again
make-github-pseudonymous-again committed Apr 28, 2015
1 parent 686f793 commit d1214ca
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Showing 7 changed files with 132 additions and 53 deletions.
141 changes: 90 additions & 51 deletions js/dist/itertools.js
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1780,6 +1780,15 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
exports.sum = sum;

/* js/src/utils */
/* js/src/utils/consume.js */

var consume = function consume(iterator, n) {

while (n-- > 0 && !next(iterator).done);
};

exports.consume = consume;

/* js/src/utils/count.js */

var count = regeneratorRuntime.mark(function count(start, step) {
Expand Down Expand Up @@ -1906,6 +1915,36 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }

exports.cycle = cycle;

/* js/src/utils/exhaust.js */

var exhaust = function exhaust(iterator) {
var _iteratorNormalCompletion21 = true;
var _didIteratorError21 = false;
var _iteratorError21 = undefined;

try {

for (var _iterator21 = iterator[Symbol.iterator](), _step21; !(_iteratorNormalCompletion21 = (_step21 = _iterator21.next()).done); _iteratorNormalCompletion21 = true) {
var item = _step21.value;
}
} catch (err) {
_didIteratorError21 = true;
_iteratorError21 = err;
} finally {
try {
if (!_iteratorNormalCompletion21 && _iterator21['return']) {
_iterator21['return']();
}
} finally {
if (_didIteratorError21) {
throw _iteratorError21;
}
}
}
};

exports.exhaust = exhaust;

/* js/src/utils/head.js */

var head = regeneratorRuntime.mark(function head(iterable, n) {
Expand Down Expand Up @@ -1962,26 +2001,26 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }

var buffer = [];

var _iteratorNormalCompletion21 = true;
var _didIteratorError21 = false;
var _iteratorError21 = undefined;
var _iteratorNormalCompletion22 = true;
var _didIteratorError22 = false;
var _iteratorError22 = undefined;

try {
for (var _iterator21 = iterable[Symbol.iterator](), _step21; !(_iteratorNormalCompletion21 = (_step21 = _iterator21.next()).done); _iteratorNormalCompletion21 = true) {
var item = _step21.value;
for (var _iterator22 = iterable[Symbol.iterator](), _step22; !(_iteratorNormalCompletion22 = (_step22 = _iterator22.next()).done); _iteratorNormalCompletion22 = true) {
var item = _step22.value;
buffer.push(item);
}
} catch (err) {
_didIteratorError21 = true;
_iteratorError21 = err;
_didIteratorError22 = true;
_iteratorError22 = err;
} finally {
try {
if (!_iteratorNormalCompletion21 && _iterator21['return']) {
_iterator21['return']();
if (!_iteratorNormalCompletion22 && _iterator22['return']) {
_iterator22['return']();
}
} finally {
if (_didIteratorError21) {
throw _iteratorError21;
if (_didIteratorError22) {
throw _iteratorError22;
}
}
}
Expand All @@ -1994,33 +2033,33 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
/* js/src/utils/ncycle.js */

var ncycle = regeneratorRuntime.mark(function ncycle(iterable, n) {
var buffer, _iteratorNormalCompletion22, _didIteratorError22, _iteratorError22, _iterator22, _step22, item;
var buffer, _iteratorNormalCompletion23, _didIteratorError23, _iteratorError23, _iterator23, _step23, item;

return regeneratorRuntime.wrap(function ncycle$(context$2$0) {
while (1) switch (context$2$0.prev = context$2$0.next) {
case 0:
buffer = [];
_iteratorNormalCompletion22 = true;
_didIteratorError22 = false;
_iteratorError22 = undefined;
_iteratorNormalCompletion23 = true;
_didIteratorError23 = false;
_iteratorError23 = undefined;
context$2$0.prev = 4;
_iterator22 = iterable[Symbol.iterator]();
_iterator23 = iterable[Symbol.iterator]();

case 6:
if (_iteratorNormalCompletion22 = (_step22 = _iterator22.next()).done) {
if (_iteratorNormalCompletion23 = (_step23 = _iterator23.next()).done) {
context$2$0.next = 14;
break;
}

item = _step22.value;
item = _step23.value;
context$2$0.next = 10;
return item;

case 10:
buffer.push(item);

case 11:
_iteratorNormalCompletion22 = true;
_iteratorNormalCompletion23 = true;
context$2$0.next = 6;
break;

Expand All @@ -2031,26 +2070,26 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
case 16:
context$2$0.prev = 16;
context$2$0.t18 = context$2$0['catch'](4);
_didIteratorError22 = true;
_iteratorError22 = context$2$0.t18;
_didIteratorError23 = true;
_iteratorError23 = context$2$0.t18;

case 20:
context$2$0.prev = 20;
context$2$0.prev = 21;

if (!_iteratorNormalCompletion22 && _iterator22['return']) {
_iterator22['return']();
if (!_iteratorNormalCompletion23 && _iterator23['return']) {
_iterator23['return']();
}

case 23:
context$2$0.prev = 23;

if (!_didIteratorError22) {
if (!_didIteratorError23) {
context$2$0.next = 26;
break;
}

throw _iteratorError22;
throw _iteratorError23;

case 26:
return context$2$0.finish(23);
Expand Down Expand Up @@ -2099,29 +2138,29 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
/* js/src/utils/pick.js */

var pick = regeneratorRuntime.mark(function pick(object, iterable) {
var _iteratorNormalCompletion23, _didIteratorError23, _iteratorError23, _iterator23, _step23, key;
var _iteratorNormalCompletion24, _didIteratorError24, _iteratorError24, _iterator24, _step24, key;

return regeneratorRuntime.wrap(function pick$(context$2$0) {
while (1) switch (context$2$0.prev = context$2$0.next) {
case 0:
_iteratorNormalCompletion23 = true;
_didIteratorError23 = false;
_iteratorError23 = undefined;
_iteratorNormalCompletion24 = true;
_didIteratorError24 = false;
_iteratorError24 = undefined;
context$2$0.prev = 3;
_iterator23 = iterable[Symbol.iterator]();
_iterator24 = iterable[Symbol.iterator]();

case 5:
if (_iteratorNormalCompletion23 = (_step23 = _iterator23.next()).done) {
if (_iteratorNormalCompletion24 = (_step24 = _iterator24.next()).done) {
context$2$0.next = 12;
break;
}

key = _step23.value;
key = _step24.value;
context$2$0.next = 9;
return object[key];

case 9:
_iteratorNormalCompletion23 = true;
_iteratorNormalCompletion24 = true;
context$2$0.next = 5;
break;

Expand All @@ -2132,26 +2171,26 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
case 14:
context$2$0.prev = 14;
context$2$0.t20 = context$2$0['catch'](3);
_didIteratorError23 = true;
_iteratorError23 = context$2$0.t20;
_didIteratorError24 = true;
_iteratorError24 = context$2$0.t20;

case 18:
context$2$0.prev = 18;
context$2$0.prev = 19;

if (!_iteratorNormalCompletion23 && _iterator23['return']) {
_iterator23['return']();
if (!_iteratorNormalCompletion24 && _iterator24['return']) {
_iterator24['return']();
}

case 21:
context$2$0.prev = 21;

if (!_didIteratorError23) {
if (!_didIteratorError24) {
context$2$0.next = 24;
break;
}

throw _iteratorError23;
throw _iteratorError24;

case 24:
return context$2$0.finish(21);
Expand Down Expand Up @@ -2231,7 +2270,7 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
while (n-- > 0) deques.push([]);

var gen = regeneratorRuntime.mark(function gen(mydeque) {
var current, _iteratorNormalCompletion24, _didIteratorError24, _iteratorError24, _iterator24, _step24, deque;
var current, _iteratorNormalCompletion25, _didIteratorError25, _iteratorError25, _iterator25, _step25, deque;

return regeneratorRuntime.wrap(function gen$(context$3$0) {
while (1) switch (context$3$0.prev = context$3$0.next) {
Expand All @@ -2256,40 +2295,40 @@ var _slicedToArray = function (arr, i) { if (Array.isArray(arr)) { return arr; }
return context$3$0.abrupt('return');

case 5:
_iteratorNormalCompletion24 = true;
_didIteratorError24 = false;
_iteratorError24 = undefined;
_iteratorNormalCompletion25 = true;
_didIteratorError25 = false;
_iteratorError25 = undefined;
context$3$0.prev = 8;

for (_iterator24 = deques[Symbol.iterator](); !(_iteratorNormalCompletion24 = (_step24 = _iterator24.next()).done); _iteratorNormalCompletion24 = true) {
deque = _step24.value;
for (_iterator25 = deques[Symbol.iterator](); !(_iteratorNormalCompletion25 = (_step25 = _iterator25.next()).done); _iteratorNormalCompletion25 = true) {
deque = _step25.value;
deque.push(current.value);
}context$3$0.next = 16;
break;

case 12:
context$3$0.prev = 12;
context$3$0.t21 = context$3$0['catch'](8);
_didIteratorError24 = true;
_iteratorError24 = context$3$0.t21;
_didIteratorError25 = true;
_iteratorError25 = context$3$0.t21;

case 16:
context$3$0.prev = 16;
context$3$0.prev = 17;

if (!_iteratorNormalCompletion24 && _iterator24['return']) {
_iterator24['return']();
if (!_iteratorNormalCompletion25 && _iterator25['return']) {
_iterator25['return']();
}

case 19:
context$3$0.prev = 19;

if (!_didIteratorError24) {
if (!_didIteratorError25) {
context$3$0.next = 22;
break;
}

throw _iteratorError24;
throw _iteratorError25;

case 22:
return context$3$0.finish(19);
Expand Down
2 changes: 1 addition & 1 deletion js/dist/itertools.js.map
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2 changes: 1 addition & 1 deletion js/dist/itertools.min.js
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Large diffs are not rendered by default.

8 changes: 8 additions & 0 deletions js/src/utils/consume.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@

let consume = function ( iterator , n ) {

while ( n --> 0 && !next( iterator ).done ) ;

} ;

exports.consume = consume ;
8 changes: 8 additions & 0 deletions js/src/utils/exhaust.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@

let exhaust = function ( iterator ) {

for ( let item of iterator ) ;

} ;

exports.exhaust = exhaust ;
12 changes: 12 additions & 0 deletions test/js/src/utils/consume.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@

test( "consume" , function ( ) {

var iterator = itertools.range( 0 , 100 , 1 ) ;

itertools.consume( iterator , 37 ) ;

var output = itertools.list( iterator ) ;

deepEqual( output , itertools.list( itertools.range( 37 , 100 , 1 ) ) ) ;

} ) ;
12 changes: 12 additions & 0 deletions test/js/src/utils/exhaust.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@

test( "exhaust" , function ( ) {

var iterator = itertools.range( 0 , 100 , 1 ) ;

itertools.exhaust( itertools.head( iterator , 37 ) ) ;

var output = itertools.list( iterator ) ;

deepEqual( output , itertools.list( itertools.range( 37 , 100 , 1 ) ) ) ;

} ) ;

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