tether - npm Package Compare versions

Comparing version 1.3.2 to 1.3.3

bower.json

 {
   "name": "tether",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "homepage": "http://github.hubspot.com/tether",
@@ -5,0 +5,0 @@ "authors": [

component.json

 {
   "name": "tether",
   "repo": "HubSpot/tether",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "description": "A client-side library to make absolutely positioned elements attach to elements in the page efficiently.",
@@ -6,0 +6,0 @@ "authors": [

dist/js/tether.js

@@ -1,2 +0,2 @@
-/*! tether 1.3.1 */
+/*! tether 1.3.3 */
 
@@ -26,2 +26,28 @@ (function(root, factory) {
 
+// Same as native getBoundingClientRect, except it takes into account parent <frame> offsets
+// if the element lies within a nested document (<frame> or <iframe>-like).
+function getActualBoundingClientRect(node) {
+  var boundingRect = node.getBoundingClientRect();
+
+  // The original object returned by getBoundingClientRect is immutable, so we clone it
+  // We can't use extend because the properties are not considered part of the object by hasOwnProperty in IE9
+  var rect = {};
+  for (var k in boundingRect) {
+    rect[k] = boundingRect[k];
+  }
+
+  if (node.ownerDocument !== document) {
+    var _frameElement = node.ownerDocument.defaultView.frameElement;
+    if (_frameElement) {
+      var frameRect = getActualBoundingClientRect(_frameElement);
+      rect.top += frameRect.top;
+      rect.bottom += frameRect.top;
+      rect.left += frameRect.left;
+      rect.right += frameRect.left;
+    }
+  }
+
+  return rect;
+}
+
 function getScrollParents(el) {
@@ -62,3 +88,9 @@ // In firefox if the el is inside an iframe with display: none; window.getComputedStyle() will return null;
 
-  parents.push(document.body);
+  parents.push(el.ownerDocument.body);
+
+  // If the node is within a frame, account for the parent window scroll
+  if (el.ownerDocument !== document) {
+    parents.push(el.ownerDocument.defaultView);
+  }
+
   return parents;
@@ -97,10 +129,4 @@ }
   if (typeof zeroPosCache[id] === 'undefined') {
-    zeroPosCache[id] = {};
+    zeroPosCache[id] = getActualBoundingClientRect(node);
 
-    var rect = node.getBoundingClientRect();
-    for (var k in rect) {
-      // Can't use extend, as on IE9, elements don't resolve to be hasOwnProperty
-      zeroPosCache[id][k] = rect[k];
-    }
-
     // Clear the cache when this position call is done
@@ -133,9 +159,3 @@ defer(function () {
 
-  var box = {};
-  // The original object returned by getBoundingClientRect is immutable, so we clone it
-  // We can't use extend because the properties are not considered part of the object by hasOwnProperty in IE9
-  var rect = el.getBoundingClientRect();
-  for (var k in rect) {
-    box[k] = rect[k];
-  }
+  var box = getActualBoundingClientRect(el);
 
@@ -259,3 +279,5 @@ var origin = getOrigin();
 function getClassName(el) {
-  if (el.className instanceof SVGAnimatedString) {
+  // Can't use just SVGAnimatedString here since nodes within a Frame in IE have
+  // completely separately SVGAnimatedString base classes
+  if (el.className instanceof el.ownerDocument.defaultView.SVGAnimatedString) {
     return el.className.baseVal;
@@ -325,3 +347,3 @@ }
     value: function off(event, handler) {
-      if (typeof this.bindings !== 'undefined' && typeof this.bindings[event] !== 'undefined') {
+      if (typeof this.bindings === 'undefined' || typeof this.bindings[event] === 'undefined') {
         return;
@@ -380,2 +402,3 @@ }
 TetherBase.Utils = {
+  getActualBoundingClientRect: getActualBoundingClientRect,
   getScrollParents: getScrollParents,
@@ -439,3 +462,3 @@ getBounds: getBounds,
 
-  var transforms = ['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
+  var transforms = ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
   for (var i = 0; i < transforms.length; ++i) {
@@ -839,3 +862,3 @@ var key = transforms[i];
       this.scrollParents.forEach(function (parent) {
-        if (parent !== document) {
+        if (parent !== _this3.target.ownerDocument) {
           parent.addEventListener('scroll', _this3.position);
@@ -1040,4 +1063,7 @@ }
 
+      var doc = this.target.ownerDocument;
+      var win = doc.defaultView;
+
       var scrollbarSize = undefined;
-      if (document.body.scrollWidth > window.innerWidth) {
+      if (doc.body.scrollWidth > win.innerWidth) {
         scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
@@ -1047,3 +1073,3 @@ next.viewport.bottom -= scrollbarSize.height;
 
-      if (document.body.scrollHeight > window.innerHeight) {
+      if (doc.body.scrollHeight > win.innerHeight) {
         scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
@@ -1053,6 +1079,6 @@ next.viewport.right -= scrollbarSize.width;
 
-      if (['', 'static'].indexOf(document.body.style.position) === -1 || ['', 'static'].indexOf(document.body.parentElement.style.position) === -1) {
+      if (['', 'static'].indexOf(doc.body.style.position) === -1 || ['', 'static'].indexOf(doc.body.parentElement.style.position) === -1) {
         // Absolute positioning in the body will be relative to the page, not the 'initial containing block'
-        next.page.bottom = document.body.scrollHeight - top - height;
-        next.page.right = document.body.scrollWidth - left - width;
+        next.page.bottom = doc.body.scrollHeight - top - height;
+        next.page.right = doc.body.scrollWidth - left - width;
       }
@@ -1076,4 +1102,4 @@
 
-          offsetPosition.right = document.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
-          offsetPosition.bottom = document.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
+          offsetPosition.right = doc.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
+          offsetPosition.bottom = doc.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
 
@@ -1236,3 +1262,3 @@ if (next.page.top >= offsetPosition.top + offsetBorder.top && next.page.bottom >= offsetPosition.bottom) {
           this.element.parentNode.removeChild(this.element);
-          document.body.appendChild(this.element);
+          this.element.ownerDocument.body.appendChild(this.element);
         }
@@ -1297,2 +1323,3 @@ }
     (function () {
+      var node = to;
       var size = getBounds(to);
@@ -1304,2 +1331,11 @@ var pos = size;
 
+      // Account any parent Frames scroll offset
+      if (node.ownerDocument !== document) {
+        var win = node.ownerDocument.defaultView;
+        to[0] += win.pageXOffset;
+        to[1] += win.pageYOffset;
+        to[2] += win.pageXOffset;
+        to[3] += win.pageYOffset;
+      }
+
       BOUNDS_FORMAT.forEach(function (side, i) {
@@ -1306,0 +1342,0 @@ side = side[0].toUpperCase() + side.substr(1);

dist/js/tether.min.js

@@ -1,1 +0,1 @@
-!function(t,e){"function"==typeof define&&define.amd?define(e):"object"==typeof exports?module.exports=e(require,exports,module):t.Tether=e()}(this,function(t,e,o){"use strict";function n(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t){var e=getComputedStyle(t)||{},o=e.position,n=[];if("fixed"===o)return[t];for(var i=t;(i=i.parentNode)&&i&&1===i.nodeType;){var r=void 0;try{r=getComputedStyle(i)}catch(s){}if("undefined"==typeof r||null===r)return n.push(i),n;var a=r,f=a.overflow,l=a.overflowX,h=a.overflowY;/(auto|scroll)/.test(f+h+l)&&("absolute"!==o||["relative","absolute","fixed"].indexOf(r.position)>=0)&&n.push(i)}return n.push(document.body),n}function r(){x&&document.body.removeChild(x),x=null}function s(t){var e=void 0;t===document?(e=document,t=document.documentElement):e=t.ownerDocument;var o=e.documentElement,n={},i=t.getBoundingClientRect();for(var r in i)n[r]=i[r];var s=S();return n.top-=s.top,n.left-=s.left,"undefined"==typeof n.width&&(n.width=document.body.scrollWidth-n.left-n.right),"undefined"==typeof n.height&&(n.height=document.body.scrollHeight-n.top-n.bottom),n.top=n.top-o.clientTop,n.left=n.left-o.clientLeft,n.right=e.body.clientWidth-n.width-n.left,n.bottom=e.body.clientHeight-n.height-n.top,n}function a(t){return t.offsetParent||document.documentElement}function f(){var t=document.createElement("div");t.style.width="100%",t.style.height="200px";var e=document.createElement("div");l(e.style,{position:"absolute",top:0,left:0,pointerEvents:"none",visibility:"hidden",width:"200px",height:"150px",overflow:"hidden"}),e.appendChild(t),document.body.appendChild(e);var o=t.offsetWidth;e.style.overflow="scroll";var n=t.offsetWidth;o===n&&(n=e.clientWidth),document.body.removeChild(e);var i=o-n;return{width:i,height:i}}function l(){var t=arguments.length<=0||void 0===arguments[0]?{}:arguments[0],e=[];return 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t.top&&-1!==t.top.indexOf("%")&&(t.top=parseFloat(t.top,10)/100*e.height),t}function C(t,e){return"scrollParent"===e?e=t.scrollParents[0]:"window"===e&&(e=[pageXOffset,pageYOffset,innerWidth+pageXOffset,innerHeight+pageYOffset]),e===document&&(e=e.documentElement),"undefined"!=typeof e.nodeType&&!function(){var t=s(e),o=t,n=getComputedStyle(e);e=[o.left,o.top,t.width+o.left,t.height+o.top],V.forEach(function(t,o){t=t[0].toUpperCase()+t.substr(1),"Top"===t||"Left"===t?e[o]+=parseFloat(n["border"+t+"Width"]):e[o]-=parseFloat(n["border"+t+"Width"])})}(),e}var O=function(){function t(t,e){for(var o=0;o<e.length;o++){var n=e[o];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}return function(e,o,n){return o&&t(e.prototype,o),n&&t(e,n),e}}(),E=void 0;"undefined"==typeof E&&(E={modules:[]});var x=null,T=function(){var t=0;return function(){return++t}}(),A={},S=function(){var 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r=this.options,s=r.element,a=r.target,f=r.targetModifier;if(this.element=s,this.target=a,this.targetModifier=f,"viewport"===this.target?(this.target=document.body,this.targetModifier="visible"):"scroll-handle"===this.target&&(this.target=document.body,this.targetModifier="scroll-handle"),["element","target"].forEach(function(t){if("undefined"==typeof e[t])throw new Error("Tether Error: Both element and target must be defined");"undefined"!=typeof e[t].jquery?e[t]=e[t][0]:"string"==typeof e[t]&&(e[t]=document.querySelector(e[t]))}),d(this.element,this.getClass("element")),this.options.addTargetClasses!==!1&&d(this.target,this.getClass("target")),!this.options.attachment)throw new Error("Tether Error: You must provide an attachment");this.targetAttachment=q(this.options.targetAttachment),this.attachment=q(this.options.attachment),this.offset=R(this.options.offset),this.targetOffset=R(this.options.targetOffset),"undefined"!=typeof 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e.height=Math.min(e.height,t.height-(pageYOffset-t.top)),e.height=Math.min(e.height,t.height-(t.top+t.height-(pageYOffset+innerHeight))),e.height=Math.min(innerHeight,e.height),e.height-=2,e.width=Math.min(e.width,t.width-(pageXOffset-t.left)),e.width=Math.min(e.width,t.width-(t.left+t.width-(pageXOffset+innerWidth))),e.width=Math.min(innerWidth,e.width),e.width-=2,e.top<pageYOffset&&(e.top=pageYOffset),e.left<pageXOffset&&(e.left=pageXOffset),e}if("scroll-handle"===this.targetModifier){var t=void 0,o=this.target;o===document.body?(o=document.documentElement,t={left:pageXOffset,top:pageYOffset,height:innerHeight,width:innerWidth}):t=s(o);var n=getComputedStyle(o),i=o.scrollWidth>o.clientWidth||[n.overflow,n.overflowX].indexOf("scroll")>=0||this.target!==document.body,r=0;i&&(r=15);var 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l?l=l.split(",").map(function(t){return t.trim()}):l===!0&&(l=["top","left","right","bottom"]),l=l||[];var w=[],C=[];o<b[1]&&(l.indexOf("top")>=0?(o=b[1],w.push("top")):C.push("top")),o+s>b[3]&&(l.indexOf("bottom")>=0?(o=b[3]-s,w.push("bottom")):C.push("bottom")),n<b[0]&&(l.indexOf("left")>=0?(n=b[0],w.push("left")):C.push("left")),n+f>b[2]&&(l.indexOf("right")>=0?(n=b[2]-f,w.push("right")):C.push("right")),w.length&&!function(){var t=void 0;t="undefined"!=typeof e.options.pinnedClass?e.options.pinnedClass:e.getClass("pinned"),g.push(t),w.forEach(function(e){g.push(t+"-"+e)})}(),C.length&&!function(){var t=void 0;t="undefined"!=typeof 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d=[],p=[],c=["left","top","right","bottom"];return d.push(this.getClass("abutted")),c.forEach(function(t){d.push(e.getClass("abutted")+"-"+t)}),u.length&&p.push(this.getClass("abutted")),u.forEach(function(t){p.push(e.getClass("abutted")+"-"+t)}),M(function(){e.options.addTargetClasses!==!1&&m(e.target,p,d),m(e.element,p,d)}),!0}});var B=function(){function t(t,e){var o=[],n=!0,i=!1,r=void 0;try{for(var s,a=t[Symbol.iterator]();!(n=(s=a.next()).done)&&(o.push(s.value),!e||o.length!==e);n=!0);}catch(f){i=!0,r=f}finally{try{!n&&a["return"]&&a["return"]()}finally{if(i)throw r}}return o}return function(e,o){if(Array.isArray(e))return e;if(Symbol.iterator in Object(e))return t(e,o);throw new TypeError("Invalid attempt to destructure non-iterable instance")}}();return x.modules.push({position:function(t){var e=t.top,o=t.left;if(this.options.shift){var n=this.options.shift;"function"==typeof this.options.shift&&(n=this.options.shift.call(this,{top:e,left:o}));var i=void 0,r=void 0;if("string"==typeof n){n=n.split(" "),n[1]=n[1]||n[0];var s=n,a=B(s,2);i=a[0],r=a[1],i=parseFloat(i,10),r=parseFloat(r,10)}else i=n.top,r=n.left;return e+=i,o+=r,{top:e,left:o}}}}),I});

package.json

 {
   "name": "tether",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "description": "A client-side library to make absolutely positioned elements attach to elements in the page efficiently.",
@@ -5,0 +5,0 @@ "authors": [

README.md

@@ -86,7 +86,7 @@ ## Tether
 ```
-<script type="text/javascript" src="path/to/dist/js/tether.min.js" />
+<script src="path/to/dist/js/tether.min.js"></script>
 ```
 Or just use a CDN:
 ```
-<script type="text/javascript" src="//cdnjs.cloudflare.com/ajax/libs/tether/1.3.1/js/tether.min.js" />
+<script src="//cdnjs.cloudflare.com/ajax/libs/tether/1.3.1/js/tether.min.js"></script>
 ```
@@ -93,0 +93,0 @@

src/js/constraint.js

@@ -24,2 +24,3 @@ /* globals TetherBase */
   if (typeof to.nodeType !== 'undefined') {
+    const node = to;
     const size = getBounds(to);
@@ -30,3 +31,12 @@ const pos = size;
     to = [pos.left, pos.top, size.width + pos.left, size.height + pos.top];
-
+  
+    // Account any parent Frames scroll offset
+    if (node.ownerDocument !== document) {
+      let win = node.ownerDocument.defaultView;
+      to[0] += win.pageXOffset;
+      to[1] += win.pageYOffset;
+      to[2] += win.pageXOffset;
+      to[3] += win.pageYOffset;
+    }
+  
     BOUNDS_FORMAT.forEach((side, i) => {
@@ -33,0 +43,0 @@ side = side[0].toUpperCase() + side.substr(1);

src/js/tether.js

@@ -31,3 +31,3 @@ /* globals TetherBase, performance */
 
-  const transforms = ['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
+  const transforms = ['transform', 'WebkitTransform', 'OTransform', 'MozTransform', 'msTransform'];
   for (let i = 0; i < transforms.length; ++i) {
@@ -395,3 +395,3 @@ const key = transforms[i];
     this.scrollParents.forEach((parent) => {
-      if (parent !== document) {
+      if (parent !== this.target.ownerDocument) {
         parent.addEventListener('scroll', this.position);
@@ -576,5 +576,8 @@ }
     };
+    
+    var doc = this.target.ownerDocument;
+    var win = doc.defaultView;
 
     let scrollbarSize;
-    if (document.body.scrollWidth > window.innerWidth) {
+    if (doc.body.scrollWidth > win.innerWidth) {
       scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
@@ -584,3 +587,3 @@ next.viewport.bottom -= scrollbarSize.height;
 
-    if (document.body.scrollHeight > window.innerHeight) {
+    if (doc.body.scrollHeight > win.innerHeight) {
       scrollbarSize = this.cache('scrollbar-size', getScrollBarSize);
@@ -590,7 +593,7 @@ next.viewport.right -= scrollbarSize.width;
 
-    if (['', 'static'].indexOf(document.body.style.position) === -1 ||
-        ['', 'static'].indexOf(document.body.parentElement.style.position) === -1) {
+    if (['', 'static'].indexOf(doc.body.style.position) === -1 ||
+        ['', 'static'].indexOf(doc.body.parentElement.style.position) === -1) {
       // Absolute positioning in the body will be relative to the page, not the 'initial containing block'
-      next.page.bottom = document.body.scrollHeight - top - height;
-      next.page.right = document.body.scrollWidth - left - width;
+      next.page.bottom = doc.body.scrollHeight - top - height;
+      next.page.right = doc.body.scrollWidth - left - width;
     }
@@ -611,4 +614,4 @@
 
-      offsetPosition.right = document.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
-      offsetPosition.bottom = document.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
+      offsetPosition.right = doc.body.scrollWidth - offsetPosition.left - offsetParentSize.width + offsetBorder.right;
+      offsetPosition.bottom = doc.body.scrollHeight - offsetPosition.top - offsetParentSize.height + offsetBorder.bottom;
 
@@ -768,3 +771,3 @@ if (next.page.top >= (offsetPosition.top + offsetBorder.top) && next.page.bottom >= offsetPosition.bottom) {
         this.element.parentNode.removeChild(this.element);
-        document.body.appendChild(this.element);
+        this.element.ownerDocument.body.appendChild(this.element);
       }
@@ -771,0 +774,0 @@ }

src/js/utils.js

@@ -8,2 +8,28 @@ let TetherBase;
 
+// Same as native getBoundingClientRect, except it takes into account parent <frame> offsets
+// if the element lies within a nested document (<frame> or <iframe>-like).
+function getActualBoundingClientRect(node) {
+  let boundingRect = node.getBoundingClientRect();
+
+  // The original object returned by getBoundingClientRect is immutable, so we clone it
+  // We can't use extend because the properties are not considered part of the object by hasOwnProperty in IE9
+  let rect = {};
+  for (var k in boundingRect) {
+    rect[k] = boundingRect[k];
+  }
+
+  if (node.ownerDocument !== document) {
+    let frameElement = node.ownerDocument.defaultView.frameElement;
+    if (frameElement) {
+      let frameRect = getActualBoundingClientRect(frameElement);
+      rect.top += frameRect.top;
+      rect.bottom += frameRect.top;
+      rect.left += frameRect.left;
+      rect.right += frameRect.left;
+    }
+  }
+
+  return rect;
+}
+
 function getScrollParents(el) {
@@ -40,3 +66,9 @@ // In firefox if the el is inside an iframe with display: none; window.getComputedStyle() will return null;
 
-  parents.push(document.body);
+  parents.push(el.ownerDocument.body);
+  
+  // If the node is within a frame, account for the parent window scroll
+  if (el.ownerDocument !== document) {
+    parents.push(el.ownerDocument.defaultView);
+  }
+  
   return parents;
@@ -73,10 +105,4 @@ }
   if (typeof zeroPosCache[id] === 'undefined') {
-    zeroPosCache[id] = {};
+    zeroPosCache[id] = getActualBoundingClientRect(node);
 
-    const rect = node.getBoundingClientRect();
-    for (let k in rect) {
-      // Can't use extend, as on IE9, elements don't resolve to be hasOwnProperty
-      zeroPosCache[id][k] = rect[k];
-    }
-
     // Clear the cache when this position call is done
@@ -109,9 +135,3 @@ defer(() => {
 
-  const box = {};
-  // The original object returned by getBoundingClientRect is immutable, so we clone it
-  // We can't use extend because the properties are not considered part of the object by hasOwnProperty in IE9
-  const rect = el.getBoundingClientRect();
-  for (let k in rect) {
-    box[k] = rect[k];
-  }
+  const box = getActualBoundingClientRect(el);
 
@@ -233,3 +253,5 @@ const origin = getOrigin();
 function getClassName(el) {
-  if (el.className instanceof SVGAnimatedString) {
+  // Can't use just SVGAnimatedString here since nodes within a Frame in IE have
+  // completely separately SVGAnimatedString base classes
+  if (el.className instanceof el.ownerDocument.defaultView.SVGAnimatedString) {
     return el.className.baseVal;
@@ -290,4 +312,4 @@ }
   off(event, handler) {
-    if (typeof this.bindings !== 'undefined' &&
-        typeof this.bindings[event] !== 'undefined') {
+    if (typeof this.bindings === 'undefined' ||
+        typeof this.bindings[event] === 'undefined') {
       return;
@@ -334,2 +356,3 @@ }
 TetherBase.Utils = {
+  getActualBoundingClientRect,
   getScrollParents,
@@ -336,0 +359,0 @@ getBounds,

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Improved metrics

Total package byte prevSize

1150437

increased by0.32%

Number of package files

87

increased by1.16%

Lines of code

22512

increased by0.26%

No dependency changes