-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
MrSocom
committed
Jan 26, 2018
1 parent
c846d6d
commit f07b1ba
Showing
3 changed files
with
668 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,180 @@ | ||
/*can-key-tree@0.2.0#can-key-tree*/ | ||
define([ | ||
'require', | ||
'exports', | ||
'module', | ||
'can-reflect' | ||
], function (require, exports, module) { | ||
var reflect = require('can-reflect'); | ||
function isBuiltInPrototype(obj) { | ||
if (obj === Object.prototype) { | ||
return true; | ||
} | ||
var protoString = Object.prototype.toString.call(obj); | ||
var isNotObjObj = protoString !== '[object Object]'; | ||
var isObjSomething = protoString.indexOf('[object ') !== -1; | ||
return isNotObjObj && isObjSomething; | ||
} | ||
function getDeepSize(root, level) { | ||
if (level === 0) { | ||
return reflect.size(root); | ||
} else if (reflect.size(root) === 0) { | ||
return 0; | ||
} else { | ||
var count = 0; | ||
reflect.each(root, function (value) { | ||
count += getDeepSize(value, level - 1); | ||
}); | ||
return count; | ||
} | ||
} | ||
function getDeep(node, items, depth, maxDepth) { | ||
if (!node) { | ||
return; | ||
} | ||
if (maxDepth === depth) { | ||
if (reflect.isMoreListLikeThanMapLike(node)) { | ||
reflect.addValues(items, reflect.toArray(node)); | ||
} else { | ||
throw new Error('can-key-tree: Map-type leaf containers are not supported yet.'); | ||
} | ||
} else { | ||
reflect.each(node, function (value) { | ||
getDeep(value, items, depth + 1, maxDepth); | ||
}); | ||
} | ||
} | ||
function clearDeep(node, keys, maxDepth, deleteHandler) { | ||
if (maxDepth === keys.length) { | ||
if (reflect.isMoreListLikeThanMapLike(node)) { | ||
var valuesToRemove = reflect.toArray(node); | ||
if (deleteHandler) { | ||
valuesToRemove.forEach(function (value) { | ||
deleteHandler.apply(null, keys.concat(value)); | ||
}); | ||
} | ||
reflect.removeValues(node, valuesToRemove); | ||
} else { | ||
throw new Error('can-key-tree: Map-type leaf containers are not supported yet.'); | ||
} | ||
} else { | ||
reflect.each(node, function (value, key) { | ||
clearDeep(value, keys.concat(key), maxDepth, deleteHandler); | ||
reflect.deleteKeyValue(node, key); | ||
}); | ||
} | ||
} | ||
var KeyTree = function (treeStructure, callbacks) { | ||
this.callbacks = callbacks || {}; | ||
this.treeStructure = treeStructure; | ||
var FirstConstructor = treeStructure[0]; | ||
if (reflect.isConstructorLike(FirstConstructor)) { | ||
this.root = new FirstConstructor(); | ||
} else { | ||
this.root = FirstConstructor; | ||
} | ||
}; | ||
reflect.assign(KeyTree.prototype, { | ||
add: function (keys) { | ||
if (keys.length > this.treeStructure.length) { | ||
throw new Error('can-key-tree: Can not add path deeper than tree.'); | ||
} | ||
var place = this.root; | ||
var rootWasEmpty = reflect.size(this.root) === 0; | ||
for (var i = 0; i < keys.length - 1; i++) { | ||
var key = keys[i]; | ||
var childNode = reflect.getKeyValue(place, key); | ||
if (!childNode) { | ||
var Constructor = this.treeStructure[i + 1]; | ||
if (isBuiltInPrototype(Constructor.prototype)) { | ||
childNode = new Constructor(); | ||
} else { | ||
childNode = new Constructor(key); | ||
} | ||
reflect.setKeyValue(place, key, childNode); | ||
} | ||
place = childNode; | ||
} | ||
if (reflect.isMoreListLikeThanMapLike(place)) { | ||
reflect.addValues(place, [keys[keys.length - 1]]); | ||
} else { | ||
throw new Error('can-key-tree: Map types are not supported yet.'); | ||
} | ||
if (rootWasEmpty && this.callbacks.onFirst) { | ||
this.callbacks.onFirst.call(this); | ||
} | ||
return this; | ||
}, | ||
getNode: function (keys) { | ||
var node = this.root; | ||
for (var i = 0; i < keys.length; i++) { | ||
var key = keys[i]; | ||
node = reflect.getKeyValue(node, key); | ||
if (!node) { | ||
return; | ||
} | ||
} | ||
return node; | ||
}, | ||
get: function (keys) { | ||
var node = this.getNode(keys); | ||
if (this.treeStructure.length === keys.length) { | ||
return node; | ||
} else { | ||
var Type = this.treeStructure[this.treeStructure.length - 1]; | ||
var items = new Type(); | ||
getDeep(node, items, keys.length, this.treeStructure.length - 1); | ||
return items; | ||
} | ||
}, | ||
delete: function (keys, deleteHandler) { | ||
var parentNode = this.root, path = [this.root], lastKey = keys[keys.length - 1]; | ||
for (var i = 0; i < keys.length - 1; i++) { | ||
var key = keys[i]; | ||
var childNode = reflect.getKeyValue(parentNode, key); | ||
if (childNode === undefined) { | ||
return false; | ||
} else { | ||
path.push(childNode); | ||
} | ||
parentNode = childNode; | ||
} | ||
if (!keys.length) { | ||
clearDeep(parentNode, [], this.treeStructure.length - 1, deleteHandler); | ||
} else if (keys.length === this.treeStructure.length) { | ||
if (reflect.isMoreListLikeThanMapLike(parentNode)) { | ||
if (deleteHandler) { | ||
deleteHandler.apply(null, keys.concat(lastKey)); | ||
} | ||
reflect.removeValues(parentNode, [lastKey]); | ||
} else { | ||
throw new Error('can-key-tree: Map types are not supported yet.'); | ||
} | ||
} else { | ||
var nodeToRemove = reflect.getKeyValue(parentNode, lastKey); | ||
if (nodeToRemove !== undefined) { | ||
clearDeep(nodeToRemove, keys, this.treeStructure.length - 1, deleteHandler); | ||
reflect.deleteKeyValue(parentNode, lastKey); | ||
} else { | ||
return false; | ||
} | ||
} | ||
for (i = path.length - 2; i >= 0; i--) { | ||
if (reflect.size(parentNode) === 0) { | ||
parentNode = path[i]; | ||
reflect.deleteKeyValue(parentNode, keys[i]); | ||
} else { | ||
break; | ||
} | ||
} | ||
if (this.callbacks.onEmpty && reflect.size(this.root) === 0) { | ||
this.callbacks.onEmpty.call(this); | ||
} | ||
return true; | ||
}, | ||
size: function () { | ||
return getDeepSize(this.root, this.treeStructure.length - 1); | ||
} | ||
}); | ||
module.exports = KeyTree; | ||
}); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,173 @@ | ||
/*can-key-tree@0.2.0#can-key-tree*/ | ||
var reflect = require('can-reflect'); | ||
function isBuiltInPrototype(obj) { | ||
if (obj === Object.prototype) { | ||
return true; | ||
} | ||
var protoString = Object.prototype.toString.call(obj); | ||
var isNotObjObj = protoString !== '[object Object]'; | ||
var isObjSomething = protoString.indexOf('[object ') !== -1; | ||
return isNotObjObj && isObjSomething; | ||
} | ||
function getDeepSize(root, level) { | ||
if (level === 0) { | ||
return reflect.size(root); | ||
} else if (reflect.size(root) === 0) { | ||
return 0; | ||
} else { | ||
var count = 0; | ||
reflect.each(root, function (value) { | ||
count += getDeepSize(value, level - 1); | ||
}); | ||
return count; | ||
} | ||
} | ||
function getDeep(node, items, depth, maxDepth) { | ||
if (!node) { | ||
return; | ||
} | ||
if (maxDepth === depth) { | ||
if (reflect.isMoreListLikeThanMapLike(node)) { | ||
reflect.addValues(items, reflect.toArray(node)); | ||
} else { | ||
throw new Error('can-key-tree: Map-type leaf containers are not supported yet.'); | ||
} | ||
} else { | ||
reflect.each(node, function (value) { | ||
getDeep(value, items, depth + 1, maxDepth); | ||
}); | ||
} | ||
} | ||
function clearDeep(node, keys, maxDepth, deleteHandler) { | ||
if (maxDepth === keys.length) { | ||
if (reflect.isMoreListLikeThanMapLike(node)) { | ||
var valuesToRemove = reflect.toArray(node); | ||
if (deleteHandler) { | ||
valuesToRemove.forEach(function (value) { | ||
deleteHandler.apply(null, keys.concat(value)); | ||
}); | ||
} | ||
reflect.removeValues(node, valuesToRemove); | ||
} else { | ||
throw new Error('can-key-tree: Map-type leaf containers are not supported yet.'); | ||
} | ||
} else { | ||
reflect.each(node, function (value, key) { | ||
clearDeep(value, keys.concat(key), maxDepth, deleteHandler); | ||
reflect.deleteKeyValue(node, key); | ||
}); | ||
} | ||
} | ||
var KeyTree = function (treeStructure, callbacks) { | ||
this.callbacks = callbacks || {}; | ||
this.treeStructure = treeStructure; | ||
var FirstConstructor = treeStructure[0]; | ||
if (reflect.isConstructorLike(FirstConstructor)) { | ||
this.root = new FirstConstructor(); | ||
} else { | ||
this.root = FirstConstructor; | ||
} | ||
}; | ||
reflect.assign(KeyTree.prototype, { | ||
add: function (keys) { | ||
if (keys.length > this.treeStructure.length) { | ||
throw new Error('can-key-tree: Can not add path deeper than tree.'); | ||
} | ||
var place = this.root; | ||
var rootWasEmpty = reflect.size(this.root) === 0; | ||
for (var i = 0; i < keys.length - 1; i++) { | ||
var key = keys[i]; | ||
var childNode = reflect.getKeyValue(place, key); | ||
if (!childNode) { | ||
var Constructor = this.treeStructure[i + 1]; | ||
if (isBuiltInPrototype(Constructor.prototype)) { | ||
childNode = new Constructor(); | ||
} else { | ||
childNode = new Constructor(key); | ||
} | ||
reflect.setKeyValue(place, key, childNode); | ||
} | ||
place = childNode; | ||
} | ||
if (reflect.isMoreListLikeThanMapLike(place)) { | ||
reflect.addValues(place, [keys[keys.length - 1]]); | ||
} else { | ||
throw new Error('can-key-tree: Map types are not supported yet.'); | ||
} | ||
if (rootWasEmpty && this.callbacks.onFirst) { | ||
this.callbacks.onFirst.call(this); | ||
} | ||
return this; | ||
}, | ||
getNode: function (keys) { | ||
var node = this.root; | ||
for (var i = 0; i < keys.length; i++) { | ||
var key = keys[i]; | ||
node = reflect.getKeyValue(node, key); | ||
if (!node) { | ||
return; | ||
} | ||
} | ||
return node; | ||
}, | ||
get: function (keys) { | ||
var node = this.getNode(keys); | ||
if (this.treeStructure.length === keys.length) { | ||
return node; | ||
} else { | ||
var Type = this.treeStructure[this.treeStructure.length - 1]; | ||
var items = new Type(); | ||
getDeep(node, items, keys.length, this.treeStructure.length - 1); | ||
return items; | ||
} | ||
}, | ||
delete: function (keys, deleteHandler) { | ||
var parentNode = this.root, path = [this.root], lastKey = keys[keys.length - 1]; | ||
for (var i = 0; i < keys.length - 1; i++) { | ||
var key = keys[i]; | ||
var childNode = reflect.getKeyValue(parentNode, key); | ||
if (childNode === undefined) { | ||
return false; | ||
} else { | ||
path.push(childNode); | ||
} | ||
parentNode = childNode; | ||
} | ||
if (!keys.length) { | ||
clearDeep(parentNode, [], this.treeStructure.length - 1, deleteHandler); | ||
} else if (keys.length === this.treeStructure.length) { | ||
if (reflect.isMoreListLikeThanMapLike(parentNode)) { | ||
if (deleteHandler) { | ||
deleteHandler.apply(null, keys.concat(lastKey)); | ||
} | ||
reflect.removeValues(parentNode, [lastKey]); | ||
} else { | ||
throw new Error('can-key-tree: Map types are not supported yet.'); | ||
} | ||
} else { | ||
var nodeToRemove = reflect.getKeyValue(parentNode, lastKey); | ||
if (nodeToRemove !== undefined) { | ||
clearDeep(nodeToRemove, keys, this.treeStructure.length - 1, deleteHandler); | ||
reflect.deleteKeyValue(parentNode, lastKey); | ||
} else { | ||
return false; | ||
} | ||
} | ||
for (i = path.length - 2; i >= 0; i--) { | ||
if (reflect.size(parentNode) === 0) { | ||
parentNode = path[i]; | ||
reflect.deleteKeyValue(parentNode, keys[i]); | ||
} else { | ||
break; | ||
} | ||
} | ||
if (this.callbacks.onEmpty && reflect.size(this.root) === 0) { | ||
this.callbacks.onEmpty.call(this); | ||
} | ||
return true; | ||
}, | ||
size: function () { | ||
return getDeepSize(this.root, this.treeStructure.length - 1); | ||
} | ||
}); | ||
module.exports = KeyTree; |
Oops, something went wrong.