v1.11.3

Meaningful Changes

• Fix a memory leak where element templates are cached on the prototype
• fix an expectation on event paths existing in gestures library
• Port scoped keyframe naming fix from 2.x

Raw Notes

• Improve comment. (commit)

• Add test. (commit)

• Make _template an actual , for correctness. (commit)

• Ensure template instance isn't cached on prototype. Fixes #5096 (commit)

• Port keyframe name fix from ShadyCSS (#5038) (commit)

• test if path exist with ghost clicks events (#4703) (commit)

• [ci skip] update changelog (commit)

v2.5.0

New Features

• Added Polymer.htmlLiteral tagged template literal function to safely include non-<template> variables in Polymer.html templates.

  // Example
  const title = Polymer.htmlLiteral`World!`;
  class LiteralElement extends Polymer.Element {
    static get template() {
      return Polymer.html`<span>Hello ${title}</span>`
    }
  }

  • Note: This is now the only way to include literals in Polymer.html strings
• Allow use of templatizer without an owner & host property

Meaningful Changes

• Fix unintended behavior change in Polymer.ResolveUrl.resolveUrl() by again allowing urls beginning with # and / to be treated as absolute URLs.
  • If you want a more standard URL handling behavior, please use new URL()
• Fix observers being called twice
• Ensure path notifications from templatized instances don't throw
• Fix differences between this.slice() and Array.prototype.slice()

Raw Notes

• Update types (commit)

• Update JSDocs to use tags (commit)

• Fix type declarations inadvertedtly referencing Polymer.Element. (#5084) (commit)

• Use class syntax in documentation (#5077) (commit)

• Add hash/abs URL resolution tests. (commit)

• Update types. (commit)

• Add comments about resolveUrl idiosyncrasies. (commit)

• Revert "Move absolute url logic to element-mixin" (commit)

• Added Polymer.version to polymer-externs (#5079) (commit)

• Avoid tracking parentNode since it's unncessary (commit)

• Update types. (commit)

• Fix nit. (commit)

• Avoid comment constructor for IE support. (commit)

• Disallow non-templates as interpolations in Polymer.html (#5023) (commit)

• Exclude index.html from type generation. (#5076) (commit)

• update types (commit)

• [element-mixin] Do not create property accessors unless a property effect exists (commit)

• Use containers for testing again (#5070) (commit)

• Invoke JS compiler rename for properties (commit)

• Add package-lock.json back (commit)

• fix test. (commit)

• Enhance robustness by replacing slot with a comment (commit)

• Avoid use of element accessors on doc frag to fix IE/Edge. (commit)

• Fix linter errors (commit)

• Fix issue with observers being called twice (commit)

• Revert package-lock change (commit)

• [ci-skip] Update changelog (2.4.0) (commit)

• Add package-lock.json to .gitignore (commit)

• Update types (commit)

• Add comments re: instanceProps (commit)

• Change if-condition to check for arguments.length (commit)

• Delete package-lock.json (commit)

• [ci skip] Fix test case name (commit)

• Fix issue where el.splice could not clear full array (commit)

• Make owner optional as well. (commit)

• Update package-lock.json (commit)

• Update typescript types again, after fixing jsdoc. (commit)

• Fix lint warnings. (commit)

• Update typescript types. (commit)

• Ensure path notifications from templatized instances don't throw. Fixes #3422 (commit)

• Allow templatizer to be used without owner or host prop forwarding. Fixes #4458 (commit)

• Templatize: remove slots when hiding children (commit)

• Clarify API docs for PropertyAccessors mixin (commit)

v2.4.0-rc.1

2.4.0-rc.1

Stable Release v1.11.2

Meaningful Changes

• fix :dir selector when used with :-webkit-any and :-moz-any selectors

Raw Notes

• Fix styling tests with Firefox (commit)

• Handle :-webkit-any selectors correctly (commit)

• [ci skip] update changelog (commit)

Stable Release v2.3.1

Bug fix

• Fixed a styling bug introduced in 2.3.0 that could cause incorrect ordering of styles included via<style include> and/or throw an exception if a <style> was not a direct child of the template.

Raw Notes

• Add test that would fail with the "last style" behavior in master (commit)

• Use padding-top to get correct computed style on older safari (commit)

• Handle styles that are not direct children of templates correctly (commit)

• [ci skip] update changelog again (commit)

Stable Release: v2.3.0

New Features

• Property observers can now take a function reference in addition to taking a string name
  • Example

    class XFoo extends Polymer.Element {
      static get properties() {
        return {
          prop: {
            type: String,
            observer: function (newProp, oldProp) {
              return this.prop2Changed(newProp, oldProp);
            }
          }
        };
      }
    }

Meaningful Changes

• When using Polymer.passiveTouchGestures, don't set passive on touchend events, allowing tap and up gestures to prevent click.
• Do not collapse multiple styles into a single style, which allows for lower memory usage in native ShadowDOM. ShadyCSS and ShadyDOM polyfill will still collapse into one style for now.
• dom-repeat will now always resort and/or refilter an array when an item changes.

Raw Notes

• [ci skip] commit new version in lib/utils/boot.html when using npm version (commit)

• change PolymerElement extern to var (commit)

• update node devDependencies (commit)

• fix lint error (commit)

• Fix :dir selectors with nested custom elements (commit)

• Update test to be more descriptive (commit)

• Annotate Polymer function with @global. (#4967) (commit)

• make PASSIVE_TOUCH take an argument (commit)

• Do not set touchend listeners to passive (commit)

• Add some @function annotations to APIs that are defined by assignment. (commit)

• add return jsdoc to void functions (commit)

• Update CONTRIBUTING.md (commit)

• Fix typo. (commit)

• Comment reworded based on feedback. (commit)

• Semantic issue (proposal) plus minor fixes (commit)

• Depend on webcomponents and shadycss with shady-unscoped support (commit)

• Also clarify delay units. Fixes #4707 (commit)

• Ensure re-sort/filter always happens after array item set. Fixes #3626 (commit)

• Clarify docs on target-framerate. Fixes #4897 (commit)

• move test after (commit)

• test more permutations (commit)

• Fix missing comma in Path.translate JSDoc (commit)

• fix(bower): standardized version tagging (#4921) (commit)

• Minor fixes (update URLs) (commit)

• add license headers (commit)

• Prep for processing of shady-unscoped moving to ShadyCSS (commit)

• Implement type change in Polymer.ElementMixin (commit)

• instance.$.foo should only give Elements (commit)

• Annotate DomApi with @memberof Polymer (commit)

• Clarify all elements between changes must apply mixing. Fixes #4914 (commit)

• add safari 11 to sauce testing (commit)

• Fix tests on Firefox. (commit)

• Update externs again. (commit)

• Update externs. (commit)

• Lint fixes (commit)

• Allow style elements to be separate in the element template. (commit)

• Lint fix. (commit)

• Add support for styles with a shady-unscoped attribute (commit)

• [ci skip] Update CHANGELOG (commit)

• [ci skip] version script did not work as expected (commit)

• adding test case for 4696 4706 (commit)

• Support property observers which are direct function references in addition to strings. Provides better static analysis and refactoring support in multiple tools. Alleviates the need for property reflection with Closure-compiler renaming. (commit)

• removing package-lock.json from PR (commit)

• implementing the code review suggestions (commit)

• Updating deserialize function (use of ternary operation). Fixes #4696 (commit)

• Updating deserialize function. Fixes #4696 (commit)

Stable Release v1.11.1

Meaningful Changes

• Fix :dir selector to handle a few more complicated use cases
  • other-custom-element:dir()
  • :dir() in a shadowroot should behave like *:dir()
  • A few cases where the dir attribute is set between inside of a shadowroot
• Allow arbitrary whitespace in <style include> attribute value
• When using Polymer.Settings.passiveTouchGestures, don't set passive on touchend events, allowing tap and up gestures to prevent click.

Raw Notes

• make PASSIVE_TOUCH take an argument (commit)

• Handle more dir cases (commit)

• Make :dir more robust (commit)

• Do not set touchend listeners to passive (commit)

• Add comments on modified transforms (commit)

• Fix :dir() bare selector in native shadowdom (commit)

• Fix :dir selector when element uses CSS Custom Property Shim (commit)

• Add a load-bearing escape into the comment regex (commit)

• Polymer 1: Allow arbitrary whitespace in CSS imports (commit)

• fix license issues (commit)

• Fix tests on Firefox. (commit)

• [ci skip] update changelog (commit)

• Add support for styles with a shady-unscoped attribute (commit)

• Skip tests of ::shadow and /deep/ under native Shadow DOM (commit)

Stable Release: v2.2.0

New Features

• :dir() css selector now supported
  • The :dir() selector allows for writing text-orientation specific styling. More information on MDN
  • :dir() can be used by using Polymer.DirMixin for elements extending Polymer.Element, or automatically when using legacy Polymer({}) calls.
  • Use of :dir() requires the application to set the dir attribute on <html>, and all elements will use the same direction.
  • Individual elements can opt-out of the global direction be setting the dir attribute in HTML or at ready(), but these elements must from then on be handled manually.

Raw Notes

• [ci skip] Autoupdate version when releasing (commit)

• add edge 15, use chrome stable (commit)

• super it and put back takeRecords (commit)

• more feedback (commit)

• Address feedback (commit)

• add some description of the dir mixin (commit)

• Fix linting (commit)

• Always do the :dir transform (commit)

• Clean up closure externs (commit)

• remove bogus semicolon (commit)

• Declare Polymer.Templatizer directly, for Closure. (#4870) (commit)

• First draft of a :dir aware element mixin (commit)

• [ci-skip] Update CHANGELOG (commit)

Stable Release v1.11.0

New Features

• :dir() css selector now supported
  • The :dir() selector allows for writing text-orientation specific styling. More information on MDN
  • Use of :dir() requires the application to set the dir attribute on <html>, and all elements will use the same direction.

Meaningful Changes

• custom styles with complex selectors (html *, html:not([foo]) .bar) are now supported correctly.

Raw Notes

• Factor :dir replacement into a separate function for css building (commit)

• Always use complexSelector transformer (commit)

• Check that document selectors are actually simple selectors (commit)

• explain skipped test (commit)

• Add :dir support to Polymer 1 (commit)

• [ci skip] Update Changelog (commit)

Stable Release v2.1.1

Meaningful Changes

• Workaround for upcoming removal of styles in import documents styling the main document #4849.

Raw Notes

• Prepare for release 2.1.1 (commit)

• Move @externs before @license because Closure likes that. (commit)

• just move the style instead (commit)

• Copy styles to main document (commit)

• Fix typos and jsdoc (#4846) (commit)

• [ci skip] update changelog (commit)

• Fix shady dom style querySelector (commit)

• Fix linter error (commit)

• Exclude script and style tags for parsing bindings (commit)

• Special-case undefined textarea.value same as input. Fixes #4630 (commit)