Class: Array
- Inherits:
-
Object
show all
- Includes:
- Enumerable
- Defined in:
- opal/opal/corelib/array.rb,
opal/opal/corelib/array/inheritance.rb
Defined Under Namespace
Classes: Wrapper
Class Method Summary
collapse
Instance Method Summary
collapse
-
#&(other) ⇒ Object
-
#*(other) ⇒ Object
-
#+(other) ⇒ Object
-
#-(other) ⇒ Object
-
#<<(object) ⇒ Object
-
#<=>(other) ⇒ Object
-
#==(other) ⇒ Object
-
#[](index, length = undefined) ⇒ Object
(also: #slice)
-
#[]=(index, value, extra = undefined) ⇒ Object
-
#assoc(object) ⇒ Object
-
#at(index) ⇒ Object
-
#clear ⇒ Object
-
#clone ⇒ Object
(also: #dup)
-
#collect(&block) ⇒ Object
(also: #map)
-
#collect!(&block) ⇒ Object
(also: #map!)
-
#compact ⇒ Object
-
#compact! ⇒ Object
-
#concat(other) ⇒ Object
-
#cycle(n = nil, &block) ⇒ Object
-
#delete(object) ⇒ Object
-
#delete_at(index) ⇒ Object
-
#delete_if(&block) ⇒ Object
-
#drop(number) ⇒ Object
-
#each(&block) ⇒ Object
-
#each_index(&block) ⇒ Object
-
#empty? ⇒ Boolean
-
#eql?(other) ⇒ Boolean
-
#fetch(index, defaults = undefined, &block) ⇒ Object
-
#fill(*args, &block) ⇒ Object
-
#first(count = undefined) ⇒ Object
-
#flatten(level = undefined) ⇒ Object
-
#flatten!(level = undefined) ⇒ Object
-
#hash ⇒ Object
-
#include?(member) ⇒ Boolean
-
#index(object = undefined, &block) ⇒ Object
-
#initialize(*args) ⇒ Array
constructor
-
#initialize_copy(other) ⇒ Object
-
#insert(index, *objects) ⇒ Object
-
#inspect ⇒ Object
(also: #to_s)
-
#join(sep = nil) ⇒ Object
-
#keep_if(&block) ⇒ Object
-
#last(count = undefined) ⇒ Object
-
#length ⇒ Object
(also: #size)
-
#pop(count = undefined) ⇒ Object
-
#push(*objects) ⇒ Object
-
#rassoc(object) ⇒ Object
-
#reject(&block) ⇒ Object
-
#reject!(&block) ⇒ Object
-
#replace(other) ⇒ Object
-
#reverse ⇒ Object
-
#reverse! ⇒ Object
-
#reverse_each(&block) ⇒ Object
-
#rindex(object = undefined, &block) ⇒ Object
-
#sample(n = nil) ⇒ Object
-
#select(&block) ⇒ Object
-
#select!(&block) ⇒ Object
-
#shift(count = undefined) ⇒ Object
-
#shuffle ⇒ Object
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#shuffle! ⇒ Object
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#slice!(index, length = undefined) ⇒ Object
-
#sort(&block) ⇒ Object
-
#sort!(&block) ⇒ Object
-
#take(count) ⇒ Object
-
#take_while(&block) ⇒ Object
-
#to_a ⇒ Object
(also: #to_ary)
-
#transpose ⇒ Object
-
#uniq ⇒ Object
-
#uniq! ⇒ Object
-
#unshift(*objects) ⇒ Object
-
#zip(*others, &block) ⇒ Object
-
#|(other) ⇒ Object
Methods included from Enumerable
#all?, #any?, #chunk, #collect_concat, #count, #detect, #drop_while, #each_cons, #each_entry, #each_slice, #each_with_index, #each_with_object, #entries, #find_all, #find_index, #grep, #group_by, #inject, #lazy, #max, #max_by, #min, #min_by, #minmax, #minmax_by, #none?, #one?, #partition, #slice_before, #sort_by
Constructor Details
#initialize(*args) ⇒ Array
Returns a new instance of Array
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# File 'opal/opal/corelib/array.rb', line 13
def initialize(*args)
self.class.new(*args)
end
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Class Method Details
.[](*objects) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 9
def self.[](*objects)
objects
end
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.inherited(klass) ⇒ Object
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# File 'opal/opal/corelib/array/inheritance.rb', line 2
def self.inherited(klass)
replace = Class.new(Array::Wrapper)
%x{
klass.$$proto = replace.$$proto;
klass.$$proto.$$class = klass;
klass.$$alloc = replace.$$alloc;
klass.$$parent = #{Array::Wrapper};
klass.$allocate = replace.$allocate;
klass.$new = replace.$new;
klass["$[]"] = replace["$[]"];
}
end
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.new(size = nil, obj = nil, &block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 17
def self.new(size = nil, obj = nil, &block)
if `arguments.length > 2`
raise ArgumentError, "wrong number of arguments (#{`arguments.length`} for 0..2)"
end
if `arguments.length === 0`
return []
end
if `arguments.length === 1`
if Array === size
return size.to_a
elsif size.respond_to? :to_ary
return size.to_ary
end
end
size = Opal.coerce_to size, Integer, :to_int
if `size < 0`
raise ArgumentError, "negative array size"
end
%x{
var result = [];
if (block === nil) {
for (var i = 0; i < size; i++) {
result.push(obj);
}
}
else {
for (var i = 0, value; i < size; i++) {
value = block(i);
if (value === $breaker) {
return $breaker.$v;
}
result[i] = value;
}
}
return result;
}
end
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.try_convert(obj) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 64
def self.try_convert(obj)
Opal.coerce_to? obj, Array, :to_ary
end
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Instance Method Details
#&(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 68
def &(other)
if Array === other
other = other.to_a
else
other = Opal.coerce_to(other, Array, :to_ary).to_a
end
%x{
var result = [],
seen = {};
for (var i = 0, length = self.length; i < length; i++) {
var item = self[i];
if (!seen[item]) {
for (var j = 0, length2 = other.length; j < length2; j++) {
var item2 = other[j];
if (!seen[item2] && #{`item` == `item2`}) {
seen[item] = true;
result.push(item);
}
}
}
}
return result;
}
end
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#*(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 130
def *(other)
return `self.join(#{other.to_str})` if other.respond_to? :to_str
unless other.respond_to? :to_int
raise TypeError, "no implicit conversion of #{other.class} into Integer"
end
other = Opal.coerce_to other, Integer, :to_int
if `other < 0`
raise ArgumentError, "negative argument"
end
%x{
var result = [];
for (var i = 0; i < other; i++) {
result = result.concat(self);
}
return result;
}
end
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#+(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 154
def +(other)
if Array === other
other = other.to_a
else
other = Opal.coerce_to(other, Array, :to_ary).to_a
end
`self.concat(other)`
end
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#-(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 164
def -(other)
if Array === other
other = other.to_a
else
other = Opal.coerce_to(other, Array, :to_ary).to_a
end
return [] if `self.length === 0`
return clone if `other.length === 0`
%x{
var seen = {},
result = [];
for (var i = 0, length = other.length; i < length; i++) {
seen[other[i]] = true;
}
for (var i = 0, length = self.length; i < length; i++) {
var item = self[i];
if (!seen[item]) {
result.push(item);
}
}
return result;
}
end
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#<<(object) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 194
def <<(object)
`self.push(object);`
self
end
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#<=>(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 200
def <=>(other)
if Array === other
other = other.to_a
elsif other.respond_to? :to_ary
other = other.to_ary.to_a
else
return
end
%x{
if (#{hash} === #{other.hash}) {
return 0;
}
if (self.length != other.length) {
return (self.length > other.length) ? 1 : -1;
}
for (var i = 0, length = self.length; i < length; i++) {
var tmp = #{`self[i]` <=> `other[i]`};
if (tmp !== 0) {
return tmp;
}
}
return 0;
}
end
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#==(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 230
def ==(other)
return true if `self === other`
unless Array === other
return false unless other.respond_to? :to_ary
return other == self
end
other = other.to_a
return false unless `self.length === other.length`
%x{
for (var i = 0, length = self.length; i < length; i++) {
var a = self[i],
b = other[i];
if (a.$$is_array && b.$$is_array && (a === self)) {
continue;
}
if (!#{`a` == `b`}) {
return false;
}
}
}
true
end
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#[](index, length = undefined) ⇒ Object
Also known as:
slice
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# File 'opal/opal/corelib/array.rb', line 260
def [](index, length = undefined)
if Range === index
%x{
var size = self.length,
exclude = index.exclude,
from = #{Opal.coerce_to `index.begin`, Integer, :to_int},
to = #{Opal.coerce_to `index.end`, Integer, :to_int};
if (from < 0) {
from += size;
if (from < 0) {
return nil;
}
}
if (from > size) {
return nil;
}
if (to < 0) {
to += size;
if (to < 0) {
return [];
}
}
if (!exclude) {
to += 1;
}
return self.slice(from, to);
}
else
index = Opal.coerce_to index, Integer, :to_int
%x{
var size = self.length;
if (index < 0) {
index += size;
if (index < 0) {
return nil;
}
}
if (length === undefined) {
if (index >= size || index < 0) {
return nil;
}
return self[index];
}
else {
length = #{Opal.coerce_to length, Integer, :to_int};
if (length < 0 || index > size || index < 0) {
return nil;
}
return self.slice(index, index + length);
}
}
end
end
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#[]=(index, value, extra = undefined) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 328
def []=(index, value, = undefined)
if Range === index
if Array === value
data = value.to_a
elsif value.respond_to? :to_ary
data = value.to_ary.to_a
else
data = [value]
end
%x{
var size = self.length,
exclude = index.exclude,
from = #{Opal.coerce_to `index.begin`, Integer, :to_int},
to = #{Opal.coerce_to `index.end`, Integer, :to_int};
if (from < 0) {
from += size;
if (from < 0) {
#{raise RangeError, "#{index.inspect} out of range"};
}
}
if (to < 0) {
to += size;
}
if (!exclude) {
to += 1;
}
if (from > size) {
for (var i = size; i < from; i++) {
self[i] = nil;
}
}
if (to < 0) {
self.splice.apply(self, [from, 0].concat(data));
}
else {
self.splice.apply(self, [from, to - from].concat(data));
}
return value;
}
else
if `extra === undefined`
length = 1
else
length = value
value =
if Array === value
data = value.to_a
elsif value.respond_to? :to_ary
data = value.to_ary.to_a
else
data = [value]
end
end
%x{
var size = self.length,
index = #{Opal.coerce_to index, Integer, :to_int},
length = #{Opal.coerce_to length, Integer, :to_int},
old;
if (index < 0) {
old = index;
index += size;
if (index < 0) {
#{raise IndexError, "index #{`old`} too small for array; minimum #{`-self.length`}"};
}
}
if (length < 0) {
#{raise IndexError, "negative length (#{length})"}
}
if (index > size) {
for (var i = size; i < index; i++) {
self[i] = nil;
}
}
if (extra === undefined) {
self[index] = value;
}
else {
self.splice.apply(self, [index, length].concat(data));
}
return value;
}
end
end
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#assoc(object) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 428
def assoc(object)
%x{
for (var i = 0, length = self.length, item; i < length; i++) {
if (item = self[i], item.length && #{`item[0]` == object}) {
return item;
}
}
return nil;
}
end
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#at(index) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 440
def at(index)
index = Opal.coerce_to index, Integer, :to_int
%x{
if (index < 0) {
index += self.length;
}
if (index < 0 || index >= self.length) {
return nil;
}
return self[index];
}
end
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#clear ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 498
def clear
`self.splice(0, self.length)`
self
end
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#clone ⇒ Object
Also known as:
dup
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# File 'opal/opal/corelib/array.rb', line 504
def clone
copy = []
copy.initialize_clone(self)
copy
end
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#collect(&block) ⇒ Object
Also known as:
map
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# File 'opal/opal/corelib/array.rb', line 520
def collect(&block)
return enum_for :collect unless block_given?
%x{
var result = [];
for (var i = 0, length = self.length; i < length; i++) {
var value = Opal.yield1(block, self[i]);
if (value === $breaker) {
return $breaker.$v;
}
result.push(value);
}
return result;
}
end
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#collect!(&block) ⇒ Object
Also known as:
map!
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# File 'opal/opal/corelib/array.rb', line 540
def collect!(&block)
return enum_for :collect! unless block_given?
%x{
for (var i = 0, length = self.length; i < length; i++) {
var value = Opal.yield1(block, self[i]);
if (value === $breaker) {
return $breaker.$v;
}
self[i] = value;
}
}
self
end
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#compact ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 558
def compact
%x{
var result = [];
for (var i = 0, length = self.length, item; i < length; i++) {
if ((item = self[i]) !== nil) {
result.push(item);
}
}
return result;
}
end
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#compact! ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 572
def compact!
%x{
var original = self.length;
for (var i = 0, length = self.length; i < length; i++) {
if (self[i] === nil) {
self.splice(i, 1);
length--;
i--;
}
}
return self.length === original ? nil : self;
}
end
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#concat(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 589
def concat(other)
if Array === other
other = other.to_a
else
other = Opal.coerce_to(other, Array, :to_ary).to_a
end
%x{
for (var i = 0, length = other.length; i < length; i++) {
self.push(other[i]);
}
}
self
end
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#cycle(n = nil, &block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 456
def cycle(n = nil, &block)
return if empty? || n == 0
return enum_for :cycle, n unless block
if n.nil?
%x{
while (true) {
for (var i = 0, length = self.length; i < length; i++) {
var value = Opal.yield1(block, self[i]);
if (value === $breaker) {
return $breaker.$v;
}
}
}
}
else
n = Opal.coerce_to! n, Integer, :to_int
%x{
if (n <= 0) {
return self;
}
while (n > 0) {
for (var i = 0, length = self.length; i < length; i++) {
var value = Opal.yield1(block, self[i]);
if (value === $breaker) {
return $breaker.$v;
}
}
n--;
}
}
end
self
end
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#delete(object) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 605
def delete(object)
%x{
var original = self.length;
for (var i = 0, length = original; i < length; i++) {
if (#{`self[i]` == object}) {
self.splice(i, 1);
length--;
i--;
}
}
return self.length === original ? nil : object;
}
end
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#delete_at(index) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 622
def delete_at(index)
%x{
index = #{Opal.coerce_to `index`, Integer, :to_int};
if (index < 0) {
index += self.length;
}
if (index < 0 || index >= self.length) {
return nil;
}
var result = self[index];
self.splice(index, 1);
return result;
}
end
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#delete_if(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 642
def delete_if(&block)
return enum_for :delete_if unless block_given?
%x{
for (var i = 0, length = self.length, value; i < length; i++) {
if ((value = block(self[i])) === $breaker) {
return $breaker.$v;
}
if (value !== false && value !== nil) {
self.splice(i, 1);
length--;
i--;
}
}
}
self
end
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#drop(number) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 663
def drop(number)
%x{
if (number < 0) {
#{raise ArgumentError}
}
return self.slice(number);
}
end
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#each(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 675
def each(&block)
return enum_for :each unless block_given?
%x{
for (var i = 0, length = self.length; i < length; i++) {
var value = Opal.yield1(block, self[i]);
if (value == $breaker) {
return $breaker.$v;
}
}
}
self
end
|
#each_index(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 691
def each_index(&block)
return enum_for :each_index unless block_given?
%x{
for (var i = 0, length = self.length; i < length; i++) {
var value = Opal.yield1(block, i);
if (value === $breaker) {
return $breaker.$v;
}
}
}
self
end
|
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# File 'opal/opal/corelib/array.rb', line 707
def empty?
`self.length === 0`
end
|
#eql?(other) ⇒ Boolean
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# File 'opal/opal/corelib/array.rb', line 711
def eql?(other)
return true if `self === other`
return false unless Array === other
other = other.to_a
return false unless `self.length === other.length`
%x{
for (var i = 0, length = self.length; i < length; i++) {
var a = self[i],
b = other[i];
if (a.$$is_array && b.$$is_array && (a === self)) {
continue;
}
if (!#{`a`.eql? `b`}) {
return false;
}
}
}
true
end
|
#fetch(index, defaults = undefined, &block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 737
def fetch(index, defaults = undefined, &block)
%x{
var original = index;
index = #{Opal.coerce_to `index`, Integer, :to_int};
if (index < 0) {
index += self.length;
}
if (index >= 0 && index < self.length) {
return self[index];
}
if (block !== nil) {
return block(original);
}
if (defaults != null) {
return defaults;
}
if (self.length === 0) {
#{raise IndexError, "index #{`original`} outside of array bounds: 0...0"}
}
else {
#{raise IndexError, "index #{`original`} outside of array bounds: -#{`self.length`}...#{`self.length`}"};
}
}
end
|
#fill(*args, &block) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 768
def fill(*args, &block)
if block
if `args.length > 2`
raise ArgumentError, "wrong number of arguments (#{args.length} for 0..2)"
end
one, two = args
else
if `args.length == 0`
raise ArgumentError, "wrong number of arguments (0 for 1..3)"
elsif `args.length > 3`
raise ArgumentError, "wrong number of arguments (#{args.length} for 1..3)"
end
obj, one, two = args
end
if Range === one
raise TypeError, "length invalid with range" if two
left = Opal.coerce_to one.begin, Integer, :to_int
`left += #@length` if `left < 0`
raise RangeError, "#{one.inspect} out of range" if `left < 0`
right = Opal.coerce_to one.end, Integer, :to_int
`right += #@length` if `right < 0`
`right += 1` unless one.exclude_end?
return self if `right <= left`
elsif one
left = Opal.coerce_to one, Integer, :to_int
`left += #@length` if `left < 0`
left = 0 if `left < 0`
if two
right = Opal.coerce_to two, Integer, :to_int
return self if `right == 0`
`right += left`
else
right = @length
end
else
left = 0
right = @length
end
if `left > #@length`
%x{
for (var i = #@length; i < right; i++) {
self[i] = nil;
}
}
end
if `right > #@length`
@length = right
end
if block
%x{
for (var length = #@length; left < right; left++) {
var value = block(left);
if (value === $breaker) {
return $breaker.$v;
}
self[left] = value;
}
}
else
%x{
for (var length = #@length; left < right; left++) {
self[left] = #{obj};
}
}
end
self
end
|
#first(count = undefined) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 851
def first(count = undefined)
%x{
if (count == null) {
return self.length === 0 ? nil : self[0];
}
count = #{Opal.coerce_to `count`, Integer, :to_int};
if (count < 0) {
#{raise ArgumentError, 'negative array size'};
}
return self.slice(0, count);
}
end
|
#flatten(level = undefined) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 867
def flatten(level = undefined)
%x{
var result = [];
for (var i = 0, length = self.length; i < length; i++) {
var item = self[i];
if (#{Opal.respond_to? `item`, :to_ary}) {
item = #{`item`.to_ary};
if (level == null) {
result.push.apply(result, #{`item`.flatten.to_a});
}
else if (level == 0) {
result.push(item);
}
else {
result.push.apply(result, #{`item`.flatten(`level - 1`).to_a});
}
}
else {
result.push(item);
}
}
return result;
}
end
|
#flatten!(level = undefined) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 896
def flatten!(level = undefined)
%x{
var flattened = #{flatten level};
if (self.length == flattened.length) {
for (var i = 0, length = self.length; i < length; i++) {
if (self[i] !== flattened[i]) {
break;
}
}
if (i == length) {
return nil;
}
}
#{replace `flattened`};
}
self
end
|
#hash ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 918
def hash
%x{
var hash = ['A'], item, item_hash;
for (var i = 0, length = self.length; i < length; i++) {
item = self[i];
// Guard against recursion
item_hash = self === item ? 'self' : item.$hash();
hash.push(item_hash);
}
return hash.join(',');
}
end
|
#include?(member) ⇒ Boolean
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|
# File 'opal/opal/corelib/array.rb', line 931
def include?(member)
%x{
for (var i = 0, length = self.length; i < length; i++) {
if (#{`self[i]` == member}) {
return true;
}
}
return false;
}
end
|
#index(object = undefined, &block) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 943
def index(object=undefined, &block)
%x{
if (object != null) {
for (var i = 0, length = self.length; i < length; i++) {
if (#{`self[i]` == object}) {
return i;
}
}
}
else if (block !== nil) {
for (var i = 0, length = self.length, value; i < length; i++) {
if ((value = block(self[i])) === $breaker) {
return $breaker.$v;
}
if (value !== false && value !== nil) {
return i;
}
}
}
else {
return #{enum_for :index};
}
return nil;
}
end
|
#initialize_copy(other) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 516
def initialize_copy(other)
replace other
end
|
#insert(index, *objects) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 971
def insert(index, *objects)
%x{
index = #{Opal.coerce_to `index`, Integer, :to_int};
if (objects.length > 0) {
if (index < 0) {
index += self.length + 1;
if (index < 0) {
#{ raise IndexError, "#{index} is out of bounds" };
}
}
if (index > self.length) {
for (var i = self.length; i < index; i++) {
self.push(nil);
}
}
self.splice.apply(self, [index, 0].concat(objects));
}
}
self
end
|
#inspect ⇒ Object
Also known as:
to_s
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# File 'opal/opal/corelib/array.rb', line 996
def inspect
%x{
var result = [],
id = #{__id__};
for (var i = 0, length = self.length; i < length; i++) {
var item = #{self[`i`]};
if (#{`item`.__id__} === id) {
result.push('[...]');
}
else {
result.push(#{`item`.inspect});
}
}
return '[' + result.join(', ') + ']';
}
end
|
#join(sep = nil) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1016
def join(sep = nil)
return "" if `self.length === 0`
if `sep === nil`
sep = $,
end
%x{
var result = [];
for (var i = 0, length = self.length; i < length; i++) {
var item = self[i];
if (#{Opal.respond_to? `item`, :to_str}) {
var tmp = #{`item`.to_str};
if (tmp !== nil) {
result.push(#{`tmp`.to_s});
continue;
}
}
if (#{Opal.respond_to? `item`, :to_ary}) {
var tmp = #{`item`.to_ary};
if (tmp !== nil) {
result.push(#{`tmp`.join(sep)});
continue;
}
}
if (#{Opal.respond_to? `item`, :to_s}) {
var tmp = #{`item`.to_s};
if (tmp !== nil) {
result.push(tmp);
continue;
}
}
#{raise NoMethodError, "#{Opal.inspect(`item`)} doesn't respond to #to_str, #to_ary or #to_s"};
}
if (sep === nil) {
return result.join('');
}
else {
return result.join(#{Opal.coerce_to!(sep, String, :to_str).to_s});
}
}
end
|
#keep_if(&block) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1071
def keep_if(&block)
return enum_for :keep_if unless block_given?
%x{
for (var i = 0, length = self.length, value; i < length; i++) {
if ((value = block(self[i])) === $breaker) {
return $breaker.$v;
}
if (value === false || value === nil) {
self.splice(i, 1);
length--;
i--;
}
}
}
self
end
|
#last(count = undefined) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1092
def last(count = undefined)
%x{
if (count == null) {
return self.length === 0 ? nil : self[self.length - 1];
}
count = #{Opal.coerce_to `count`, Integer, :to_int};
if (count < 0) {
#{raise ArgumentError, 'negative array size'};
}
if (count > self.length) {
count = self.length;
}
return self.slice(self.length - count, self.length);
}
end
|
#length ⇒ Object
Also known as:
size
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# File 'opal/opal/corelib/array.rb', line 1112
def length
`self.length`
end
|
#pop(count = undefined) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1120
def pop(count = undefined)
if `count === undefined`
return if `self.length === 0`
return `self.pop()`
end
count = Opal.coerce_to count, Integer, :to_int
if `count < 0`
raise ArgumentError, 'negative array size'
end
return [] if `self.length === 0`
if `count > self.length`
`self.splice(0, self.length)`
else
`self.splice(self.length - count, self.length)`
end
end
|
#push(*objects) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1141
def push(*objects)
%x{
for (var i = 0, length = objects.length; i < length; i++) {
self.push(objects[i]);
}
}
self
end
|
#rassoc(object) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1151
def rassoc(object)
%x{
for (var i = 0, length = self.length, item; i < length; i++) {
item = self[i];
if (item.length && item[1] !== undefined) {
if (#{`item[1]` == object}) {
return item;
}
}
}
return nil;
}
end
|
#reject(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1167
def reject(&block)
return enum_for :reject unless block_given?
%x{
var result = [];
for (var i = 0, length = self.length, value; i < length; i++) {
if ((value = block(self[i])) === $breaker) {
return $breaker.$v;
}
if (value === false || value === nil) {
result.push(self[i]);
}
}
return result;
}
end
|
#reject!(&block) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1186
def reject!(&block)
return enum_for :reject! unless block_given?
original = length
delete_if(&block)
unless length == original
self
end
end
|
#replace(other) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1197
def replace(other)
if Array === other
other = other.to_a
else
other = Opal.coerce_to(other, Array, :to_ary).to_a
end
%x{
self.splice(0, self.length);
self.push.apply(self, other);
}
self
end
|
#reverse ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1212
def reverse
`self.slice(0).reverse()`
end
|
#reverse! ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1216
def reverse!
`self.reverse()`
end
|
#reverse_each(&block) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1220
def reverse_each(&block)
return enum_for :reverse_each unless block_given?
reverse.each &block
self
end
|
#rindex(object = undefined, &block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1227
def rindex(object = undefined, &block)
%x{
if (object != null) {
for (var i = self.length - 1; i >= 0; i--) {
if (#{`self[i]` == `object`}) {
return i;
}
}
}
else if (block !== nil) {
for (var i = self.length - 1, value; i >= 0; i--) {
if ((value = block(self[i])) === $breaker) {
return $breaker.$v;
}
if (value !== false && value !== nil) {
return i;
}
}
}
else if (object == null) {
return #{enum_for :rindex};
}
return nil;
}
end
|
#sample(n = nil) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1255
def sample(n = nil)
return nil if !n && empty?
return [] if n && empty?
if n
(1 .. n).map {
self[rand(length)]
}
else
self[rand(length)]
end
end
|
#select(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1268
def select(&block)
return enum_for :select unless block_given?
%x{
var result = [];
for (var i = 0, length = self.length, item, value; i < length; i++) {
item = self[i];
if ((value = Opal.yield1(block, item)) === $breaker) {
return $breaker.$v;
}
if (value !== false && value !== nil) {
result.push(item);
}
}
return result;
}
end
|
#select!(&block) ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1290
def select!(&block)
return enum_for :select! unless block_given?
%x{
var original = self.length;
#{ keep_if &block };
return self.length === original ? nil : self;
}
end
|
#shift(count = undefined) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1300
def shift(count = undefined)
if `count === undefined`
return if `self.length === 0`
return `self.shift()`
end
count = Opal.coerce_to count, Integer, :to_int
if `count < 0`
raise ArgumentError, 'negative array size'
end
return [] if `self.length === 0`
`self.splice(0, count)`
end
|
#shuffle ⇒ Object
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|
# File 'opal/opal/corelib/array.rb', line 1319
def shuffle
clone.shuffle!
end
|
#shuffle! ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1323
def shuffle!
%x{
for (var i = self.length - 1; i > 0; i--) {
var tmp = self[i],
j = Math.floor(Math.random() * (i + 1));
self[i] = self[j];
self[j] = tmp;
}
}
self
end
|
#slice!(index, length = undefined) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1339
def slice!(index, length = undefined)
%x{
if (index < 0) {
index += self.length;
}
if (length != null) {
return self.splice(index, length);
}
if (index < 0 || index >= self.length) {
return nil;
}
return self.splice(index, 1)[0];
}
end
|
#sort(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1357
def sort(&block)
return self unless `self.length > 1`
%x{
if (!#{block_given?}) {
block = function(a, b) {
return #{`a` <=> `b`};
};
}
try {
return self.slice().sort(function(x, y) {
var ret = block(x, y);
if (ret === $breaker) {
throw $breaker;
}
else if (ret === nil) {
#{raise ArgumentError, "comparison of #{`x`.inspect} with #{`y`.inspect} failed"};
}
return #{`ret` > 0} ? 1 : (#{`ret` < 0} ? -1 : 0);
});
}
catch (e) {
if (e === $breaker) {
return $breaker.$v;
}
else {
throw e;
}
}
}
end
|
#sort!(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1392
def sort!(&block)
%x{
var result;
if (#{block_given?}) {
result = #{`self.slice()`.sort(&block)};
}
else {
result = #{`self.slice()`.sort};
}
self.length = 0;
for(var i = 0, length = result.length; i < length; i++) {
self.push(result[i]);
}
return self;
}
end
|
#take(count) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1412
def take(count)
%x{
if (count < 0) {
#{raise ArgumentError};
}
return self.slice(0, count);
}
end
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#take_while(&block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1422
def take_while(&block)
%x{
var result = [];
for (var i = 0, length = self.length, item, value; i < length; i++) {
item = self[i];
if ((value = block(item)) === $breaker) {
return $breaker.$v;
}
if (value === false || value === nil) {
return result;
}
result.push(item);
}
return result;
}
end
|
#to_a ⇒ Object
Also known as:
to_ary
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# File 'opal/opal/corelib/array.rb', line 1444
def to_a
self
end
|
#transpose ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1452
def transpose
return [] if empty?
result = []
max = nil
each {|row|
if Array === row
row = row.to_a
else
row = Opal.coerce_to(row, Array, :to_ary).to_a
end
max ||= `row.length`
if `row.length` != max
raise IndexError, "element size differs (#{`row.length`} should be #{max}"
end
`row.length`.times {|i|
entry = (result[i] ||= [])
entry << row.at(i)
}
}
result
end
|
#uniq ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1480
def uniq
%x{
var result = [],
seen = {};
for (var i = 0, length = self.length, item, hash; i < length; i++) {
item = self[i];
hash = item;
if (!seen[hash]) {
seen[hash] = true;
result.push(item);
}
}
return result;
}
end
|
#uniq! ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1500
def uniq!
%x{
var original = self.length,
seen = {};
for (var i = 0, length = original, item, hash; i < length; i++) {
item = self[i];
hash = item;
if (!seen[hash]) {
seen[hash] = true;
}
else {
self.splice(i, 1);
length--;
i--;
}
}
return self.length === original ? nil : self;
}
end
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#unshift(*objects) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1524
def unshift(*objects)
%x{
for (var i = objects.length - 1; i >= 0; i--) {
self.unshift(objects[i]);
}
}
self
end
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#zip(*others, &block) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 1534
def zip(*others, &block)
%x{
var result = [], size = self.length, part, o;
for (var i = 0; i < size; i++) {
part = [self[i]];
for (var j = 0, jj = others.length; j < jj; j++) {
o = others[j][i];
if (o == null) {
o = nil;
}
part[j + 1] = o;
}
result[i] = part;
}
if (block !== nil) {
for (var i = 0; i < size; i++) {
block(result[i]);
}
return nil;
}
return result;
}
end
|
#|(other) ⇒ Object
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# File 'opal/opal/corelib/array.rb', line 98
def |(other)
if Array === other
other = other.to_a
else
other = Opal.coerce_to(other, Array, :to_ary).to_a
end
%x{
var result = [],
seen = {};
for (var i = 0, length = self.length; i < length; i++) {
var item = self[i];
if (!seen[item]) {
seen[item] = true;
result.push(item);
}
}
for (var i = 0, length = other.length; i < length; i++) {
var item = other[i];
if (!seen[item]) {
seen[item] = true;
result.push(item);
}
}
return result;
}
end
|