# Svelte changelog ## 2.1.0 * Allow shorthand imports ([#1038](https://github.com/sveltejs/svelte/issues/1038)) * Update spread props inside each blocks ([#1337](https://github.com/sveltejs/svelte/issues/1337)) ## 2.0.0 *See [the blog post](https://svelte.technology/blog/version-2) for information on how to upgrade your apps* * New template syntax ([#1318](https://github.com/sveltejs/svelte/issues/1318)) * Emit ES2015 code, not ES5 ([#1348](https://github.com/sveltejs/svelte/pull/1348)) * Add `onstate` and `onupdate` hooks, remove `component.observe` method ([#1197](https://github.com/sveltejs/svelte/issues/1197)) * Use destructuring syntax for computed properties ([#1069](https://github.com/sveltejs/svelte/issues/1069) * Change signature of `svelte.compile` ([#1298](https://github.com/sveltejs/svelte/pull/1298)) * Remove `validate` and `Stylesheet` from public API ([#1348](https://github.com/sveltejs/svelte/pull/1348)) * Don't typecast numeric attributes ([#657](https://github.com/sveltejs/svelte/issues/657)) * Always compile with `Store` support, and cascading disabled ([#1348](https://github.com/sveltejs/svelte/pull/1348)) * Remove unused `hash` property from AST ([#1348](https://github.com/sveltejs/svelte/pull/1348)) * Rename `loc` property to `start` in warnings and errors ([#1348](https://github.com/sveltejs/svelte/pull/1348)) ## 1.64.1 * Fix computed properties in SSR renderer ([#1349](https://github.com/sveltejs/svelte/issues/1349)) ## 1.64.0 * Deprecate passing a string argument to `component.get` ([#1347](https://github.com/sveltejs/svelte/pull/1347)) ## 1.63.1 * Allow `observe` method to be overwritten ## 1.63.0 * Add `onstate` and `onupdate` lifecycle hooks and deprecate `component.observe` ([#1197](https://github.com/sveltejs/svelte/issues/1197)) * Add `on` and `fire` to `Store`, deprecate `onchange` and `observe` ([#1344](https://github.com/sveltejs/svelte/pull/1344)) * Require computed properties to have destructured argument in v2 mode ([#1069](https://github.com/sveltejs/svelte/issues/1069)) ## 1.62.0 * Add a `code` field to errors and warnings ([#474](https://github.com/sveltejs/svelte/issues/474)) * When using v2 syntax, do not use interpolation in non-root `