mirror of https://github.com/sveltejs/svelte
commit
32bc47d06e
@ -0,0 +1,188 @@
|
||||
import attributeLookup from './lookup';
|
||||
import deindent from '../../../../utils/deindent';
|
||||
import { stringify } from '../../../../utils/stringify';
|
||||
import getExpressionPrecedence from '../../../../utils/getExpressionPrecedence';
|
||||
import getStaticAttributeValue from '../../../shared/getStaticAttributeValue';
|
||||
import { DomGenerator } from '../../index';
|
||||
import Block from '../../Block';
|
||||
import { Node } from '../../../../interfaces';
|
||||
import { State } from '../../interfaces';
|
||||
|
||||
export interface StyleProp {
|
||||
key: string;
|
||||
value: Node[];
|
||||
}
|
||||
|
||||
export default function visitStyleAttribute(
|
||||
generator: DomGenerator,
|
||||
block: Block,
|
||||
state: State,
|
||||
node: Node,
|
||||
attribute: Node,
|
||||
styleProps: StyleProp[]
|
||||
) {
|
||||
styleProps.forEach((prop: StyleProp) => {
|
||||
let value;
|
||||
|
||||
if (isDynamic(prop.value)) {
|
||||
const allDependencies = new Set();
|
||||
let shouldCache;
|
||||
let hasChangeableIndex;
|
||||
|
||||
value =
|
||||
((prop.value.length === 1 || prop.value[0].type === 'Text') ? '' : `"" + `) +
|
||||
prop.value
|
||||
.map((chunk: Node) => {
|
||||
if (chunk.type === 'Text') {
|
||||
return stringify(chunk.data);
|
||||
} else {
|
||||
const { snippet, dependencies, indexes } = block.contextualise(chunk.expression);
|
||||
|
||||
if (Array.from(indexes).some(index => block.changeableIndexes.get(index))) {
|
||||
hasChangeableIndex = true;
|
||||
}
|
||||
|
||||
dependencies.forEach(d => {
|
||||
allDependencies.add(d);
|
||||
});
|
||||
|
||||
return getExpressionPrecedence(chunk.expression) <= 13 ? `( ${snippet} )` : snippet;
|
||||
}
|
||||
})
|
||||
.join(' + ');
|
||||
|
||||
if (allDependencies.size || hasChangeableIndex) {
|
||||
const dependencies = Array.from(allDependencies);
|
||||
const condition = (
|
||||
( block.hasOutroMethod ? `#outroing || ` : '' ) +
|
||||
dependencies.map(dependency => `changed.${dependency}`).join(' || ')
|
||||
);
|
||||
|
||||
block.builders.update.addConditional(
|
||||
condition,
|
||||
`@setStyle(${node.var}, '${prop.key}', ${value});`
|
||||
);
|
||||
}
|
||||
} else {
|
||||
value = stringify(prop.value[0].data);
|
||||
}
|
||||
|
||||
block.builders.hydrate.addLine(
|
||||
`@setStyle(${node.var}, '${prop.key}', ${value});`
|
||||
);
|
||||
});
|
||||
}
|
||||
|
||||
export function optimizeStyle(value: Node[]) {
|
||||
let expectingKey = true;
|
||||
let i = 0;
|
||||
|
||||
const props: { key: string, value: Node[] }[] = [];
|
||||
let chunks = value.slice();
|
||||
|
||||
while (chunks.length) {
|
||||
const chunk = chunks[0];
|
||||
|
||||
if (chunk.type !== 'Text') return null;
|
||||
|
||||
const keyMatch = /^\s*([\w-]+):\s*/.exec(chunk.data);
|
||||
if (!keyMatch) return null;
|
||||
|
||||
const key = keyMatch[1];
|
||||
|
||||
const offset = keyMatch.index + keyMatch[0].length;
|
||||
const remainingData = chunk.data.slice(offset);
|
||||
|
||||
if (remainingData) {
|
||||
chunks[0] = {
|
||||
start: chunk.start + offset,
|
||||
end: chunk.end,
|
||||
type: 'Text',
|
||||
data: remainingData
|
||||
};
|
||||
} else {
|
||||
chunks.shift();
|
||||
}
|
||||
|
||||
const result = getStyleValue(chunks);
|
||||
if (!result) return null;
|
||||
|
||||
props.push({ key, value: result.value });
|
||||
chunks = result.chunks;
|
||||
}
|
||||
|
||||
return props;
|
||||
}
|
||||
|
||||
function getStyleValue(chunks: Node[]) {
|
||||
const value: Node[] = [];
|
||||
|
||||
let inUrl = false;
|
||||
let quoteMark = null;
|
||||
let escaped = false;
|
||||
|
||||
while (chunks.length) {
|
||||
const chunk = chunks.shift();
|
||||
|
||||
if (chunk.type === 'Text') {
|
||||
let c = 0;
|
||||
while (c < chunk.data.length) {
|
||||
const char = chunk.data[c];
|
||||
|
||||
if (escaped) {
|
||||
escaped = false;
|
||||
} else if (char === '\\') {
|
||||
escaped = true;
|
||||
} else if (char === quoteMark) {
|
||||
quoteMark === null;
|
||||
} else if (char === '"' || char === "'") {
|
||||
quoteMark = char;
|
||||
} else if (char === ')' && inUrl) {
|
||||
inUrl = false;
|
||||
} else if (char === 'u' && chunk.data.slice(c, c + 4) === 'url(') {
|
||||
inUrl = true;
|
||||
} else if (char === ';' && !inUrl && !quoteMark) {
|
||||
break;
|
||||
}
|
||||
|
||||
c += 1;
|
||||
}
|
||||
|
||||
if (c > 0) {
|
||||
value.push({
|
||||
type: 'Text',
|
||||
start: chunk.start,
|
||||
end: chunk.start + c,
|
||||
data: chunk.data.slice(0, c)
|
||||
});
|
||||
}
|
||||
|
||||
while (/[;\s]/.test(chunk.data[c])) c += 1;
|
||||
const remainingData = chunk.data.slice(c);
|
||||
|
||||
if (remainingData) {
|
||||
chunks.unshift({
|
||||
start: chunk.start + c,
|
||||
end: chunk.end,
|
||||
type: 'Text',
|
||||
data: remainingData
|
||||
});
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
else {
|
||||
value.push(chunk);
|
||||
}
|
||||
}
|
||||
|
||||
return {
|
||||
chunks,
|
||||
value
|
||||
};
|
||||
}
|
||||
|
||||
function isDynamic(value: Node[]) {
|
||||
return value.length > 1 || value[0].type !== 'Text';
|
||||
}
|
@ -0,0 +1,53 @@
|
||||
import { Node } from '../interfaces';
|
||||
|
||||
const binaryOperators: Record<string, number> = {
|
||||
'**': 15,
|
||||
'*': 14,
|
||||
'/': 14,
|
||||
'%': 14,
|
||||
'+': 13,
|
||||
'-': 13,
|
||||
'<<': 12,
|
||||
'>>': 12,
|
||||
'>>>': 12,
|
||||
'<': 11,
|
||||
'<=': 11,
|
||||
'>': 11,
|
||||
'>=': 11,
|
||||
'in': 11,
|
||||
'instanceof': 11,
|
||||
'==': 10,
|
||||
'!=': 10,
|
||||
'===': 10,
|
||||
'!==': 10,
|
||||
'&': 9,
|
||||
'^': 8,
|
||||
'|': 7
|
||||
};
|
||||
|
||||
const logicalOperators: Record<string, number> = {
|
||||
'&&': 6,
|
||||
'||': 5
|
||||
};
|
||||
|
||||
const precedence: Record<string, (expression?: Node) => number> = {
|
||||
Literal: () => 21,
|
||||
Identifier: () => 21,
|
||||
ParenthesizedExpression: () => 20,
|
||||
MemberExpression: () => 19,
|
||||
NewExpression: () => 19, // can be 18 (if no args) but makes no practical difference
|
||||
CallExpression: () => 19,
|
||||
UpdateExpression: () => 17,
|
||||
UnaryExpression: () => 16,
|
||||
BinaryExpression: (expression: Node) => binaryOperators[expression.operator],
|
||||
LogicalExpression: (expression: Node) => logicalOperators[expression.operator],
|
||||
ConditionalExpression: () => 4,
|
||||
AssignmentExpression: () => 3,
|
||||
YieldExpression: () => 2,
|
||||
SpreadElement: () => 1,
|
||||
SequenceExpression: () => 0
|
||||
};
|
||||
|
||||
export default function getExpressionPrecedence(expression: Node) {
|
||||
return expression.type in precedence ? precedence[expression.type](expression) : 0;
|
||||
}
|
@ -0,0 +1,221 @@
|
||||
function noop() {}
|
||||
|
||||
function assign(target) {
|
||||
var k,
|
||||
source,
|
||||
i = 1,
|
||||
len = arguments.length;
|
||||
for (; i < len; i++) {
|
||||
source = arguments[i];
|
||||
for (k in source) target[k] = source[k];
|
||||
}
|
||||
|
||||
return target;
|
||||
}
|
||||
|
||||
function insertNode(node, target, anchor) {
|
||||
target.insertBefore(node, anchor);
|
||||
}
|
||||
|
||||
function detachNode(node) {
|
||||
node.parentNode.removeChild(node);
|
||||
}
|
||||
|
||||
function createElement(name) {
|
||||
return document.createElement(name);
|
||||
}
|
||||
|
||||
function setStyle(node, key, value) {
|
||||
node.style.setProperty(key, value);
|
||||
}
|
||||
|
||||
function destroy(detach) {
|
||||
this.destroy = noop;
|
||||
this.fire('destroy');
|
||||
this.set = this.get = noop;
|
||||
|
||||
if (detach !== false) this._fragment.unmount();
|
||||
this._fragment.destroy();
|
||||
this._fragment = this._state = null;
|
||||
}
|
||||
|
||||
function differs(a, b) {
|
||||
return a !== b || ((a && typeof a === 'object') || typeof a === 'function');
|
||||
}
|
||||
|
||||
function dispatchObservers(component, group, changed, newState, oldState) {
|
||||
for (var key in group) {
|
||||
if (!changed[key]) continue;
|
||||
|
||||
var newValue = newState[key];
|
||||
var oldValue = oldState[key];
|
||||
|
||||
var callbacks = group[key];
|
||||
if (!callbacks) continue;
|
||||
|
||||
for (var i = 0; i < callbacks.length; i += 1) {
|
||||
var callback = callbacks[i];
|
||||
if (callback.__calling) continue;
|
||||
|
||||
callback.__calling = true;
|
||||
callback.call(component, newValue, oldValue);
|
||||
callback.__calling = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function get(key) {
|
||||
return key ? this._state[key] : this._state;
|
||||
}
|
||||
|
||||
function fire(eventName, data) {
|
||||
var handlers =
|
||||
eventName in this._handlers && this._handlers[eventName].slice();
|
||||
if (!handlers) return;
|
||||
|
||||
for (var i = 0; i < handlers.length; i += 1) {
|
||||
handlers[i].call(this, data);
|
||||
}
|
||||
}
|
||||
|
||||
function observe(key, callback, options) {
|
||||
var group = options && options.defer
|
||||
? this._observers.post
|
||||
: this._observers.pre;
|
||||
|
||||
(group[key] || (group[key] = [])).push(callback);
|
||||
|
||||
if (!options || options.init !== false) {
|
||||
callback.__calling = true;
|
||||
callback.call(this, this._state[key]);
|
||||
callback.__calling = false;
|
||||
}
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = group[key].indexOf(callback);
|
||||
if (~index) group[key].splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function on(eventName, handler) {
|
||||
if (eventName === 'teardown') return this.on('destroy', handler);
|
||||
|
||||
var handlers = this._handlers[eventName] || (this._handlers[eventName] = []);
|
||||
handlers.push(handler);
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = handlers.indexOf(handler);
|
||||
if (~index) handlers.splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function set(newState) {
|
||||
this._set(assign({}, newState));
|
||||
if (this._root._lock) return;
|
||||
this._root._lock = true;
|
||||
callAll(this._root._beforecreate);
|
||||
callAll(this._root._oncreate);
|
||||
callAll(this._root._aftercreate);
|
||||
this._root._lock = false;
|
||||
}
|
||||
|
||||
function _set(newState) {
|
||||
var oldState = this._state,
|
||||
changed = {},
|
||||
dirty = false;
|
||||
|
||||
for (var key in newState) {
|
||||
if (differs(newState[key], oldState[key])) changed[key] = dirty = true;
|
||||
}
|
||||
if (!dirty) return;
|
||||
|
||||
this._state = assign({}, oldState, newState);
|
||||
this._recompute(changed, this._state, oldState, false);
|
||||
if (this._bind) this._bind(changed, this._state);
|
||||
dispatchObservers(this, this._observers.pre, changed, this._state, oldState);
|
||||
this._fragment.update(changed, this._state);
|
||||
dispatchObservers(this, this._observers.post, changed, this._state, oldState);
|
||||
}
|
||||
|
||||
function callAll(fns) {
|
||||
while (fns && fns.length) fns.pop()();
|
||||
}
|
||||
|
||||
var proto = {
|
||||
destroy: destroy,
|
||||
get: get,
|
||||
fire: fire,
|
||||
observe: observe,
|
||||
on: on,
|
||||
set: set,
|
||||
teardown: destroy,
|
||||
_recompute: noop,
|
||||
_set: _set
|
||||
};
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
setStyle(div, 'transform', "translate(" + state.x + "px," + state.y + "px)");
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.color ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
}
|
||||
|
||||
if ( changed.x || changed.y ) {
|
||||
setStyle(div, 'transform', "translate(" + state.x + "px," + state.y + "px)");
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1,64 @@
|
||||
import { assign, createElement, detachNode, insertNode, noop, proto, setStyle } from "svelte/shared.js";
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
setStyle(div, 'transform', "translate(" + state.x + "px," + state.y + "px)");
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.color ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
}
|
||||
|
||||
if ( changed.x || changed.y ) {
|
||||
setStyle(div, 'transform', "translate(" + state.x + "px," + state.y + "px)");
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1 @@
|
||||
<div style='color: {{color}}; transform: translate({{x}}px,{{y}}px);'></div>
|
@ -0,0 +1,216 @@
|
||||
function noop() {}
|
||||
|
||||
function assign(target) {
|
||||
var k,
|
||||
source,
|
||||
i = 1,
|
||||
len = arguments.length;
|
||||
for (; i < len; i++) {
|
||||
source = arguments[i];
|
||||
for (k in source) target[k] = source[k];
|
||||
}
|
||||
|
||||
return target;
|
||||
}
|
||||
|
||||
function insertNode(node, target, anchor) {
|
||||
target.insertBefore(node, anchor);
|
||||
}
|
||||
|
||||
function detachNode(node) {
|
||||
node.parentNode.removeChild(node);
|
||||
}
|
||||
|
||||
function createElement(name) {
|
||||
return document.createElement(name);
|
||||
}
|
||||
|
||||
function setStyle(node, key, value) {
|
||||
node.style.setProperty(key, value);
|
||||
}
|
||||
|
||||
function destroy(detach) {
|
||||
this.destroy = noop;
|
||||
this.fire('destroy');
|
||||
this.set = this.get = noop;
|
||||
|
||||
if (detach !== false) this._fragment.unmount();
|
||||
this._fragment.destroy();
|
||||
this._fragment = this._state = null;
|
||||
}
|
||||
|
||||
function differs(a, b) {
|
||||
return a !== b || ((a && typeof a === 'object') || typeof a === 'function');
|
||||
}
|
||||
|
||||
function dispatchObservers(component, group, changed, newState, oldState) {
|
||||
for (var key in group) {
|
||||
if (!changed[key]) continue;
|
||||
|
||||
var newValue = newState[key];
|
||||
var oldValue = oldState[key];
|
||||
|
||||
var callbacks = group[key];
|
||||
if (!callbacks) continue;
|
||||
|
||||
for (var i = 0; i < callbacks.length; i += 1) {
|
||||
var callback = callbacks[i];
|
||||
if (callback.__calling) continue;
|
||||
|
||||
callback.__calling = true;
|
||||
callback.call(component, newValue, oldValue);
|
||||
callback.__calling = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function get(key) {
|
||||
return key ? this._state[key] : this._state;
|
||||
}
|
||||
|
||||
function fire(eventName, data) {
|
||||
var handlers =
|
||||
eventName in this._handlers && this._handlers[eventName].slice();
|
||||
if (!handlers) return;
|
||||
|
||||
for (var i = 0; i < handlers.length; i += 1) {
|
||||
handlers[i].call(this, data);
|
||||
}
|
||||
}
|
||||
|
||||
function observe(key, callback, options) {
|
||||
var group = options && options.defer
|
||||
? this._observers.post
|
||||
: this._observers.pre;
|
||||
|
||||
(group[key] || (group[key] = [])).push(callback);
|
||||
|
||||
if (!options || options.init !== false) {
|
||||
callback.__calling = true;
|
||||
callback.call(this, this._state[key]);
|
||||
callback.__calling = false;
|
||||
}
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = group[key].indexOf(callback);
|
||||
if (~index) group[key].splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function on(eventName, handler) {
|
||||
if (eventName === 'teardown') return this.on('destroy', handler);
|
||||
|
||||
var handlers = this._handlers[eventName] || (this._handlers[eventName] = []);
|
||||
handlers.push(handler);
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = handlers.indexOf(handler);
|
||||
if (~index) handlers.splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function set(newState) {
|
||||
this._set(assign({}, newState));
|
||||
if (this._root._lock) return;
|
||||
this._root._lock = true;
|
||||
callAll(this._root._beforecreate);
|
||||
callAll(this._root._oncreate);
|
||||
callAll(this._root._aftercreate);
|
||||
this._root._lock = false;
|
||||
}
|
||||
|
||||
function _set(newState) {
|
||||
var oldState = this._state,
|
||||
changed = {},
|
||||
dirty = false;
|
||||
|
||||
for (var key in newState) {
|
||||
if (differs(newState[key], oldState[key])) changed[key] = dirty = true;
|
||||
}
|
||||
if (!dirty) return;
|
||||
|
||||
this._state = assign({}, oldState, newState);
|
||||
this._recompute(changed, this._state, oldState, false);
|
||||
if (this._bind) this._bind(changed, this._state);
|
||||
dispatchObservers(this, this._observers.pre, changed, this._state, oldState);
|
||||
this._fragment.update(changed, this._state);
|
||||
dispatchObservers(this, this._observers.post, changed, this._state, oldState);
|
||||
}
|
||||
|
||||
function callAll(fns) {
|
||||
while (fns && fns.length) fns.pop()();
|
||||
}
|
||||
|
||||
var proto = {
|
||||
destroy: destroy,
|
||||
get: get,
|
||||
fire: fire,
|
||||
observe: observe,
|
||||
on: on,
|
||||
set: set,
|
||||
teardown: destroy,
|
||||
_recompute: noop,
|
||||
_set: _set
|
||||
};
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
setStyle(div, 'background', "url(data:image/png;base64," + state.data + ")");
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.data ) {
|
||||
setStyle(div, 'background', "url(data:image/png;base64," + state.data + ")");
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1,59 @@
|
||||
import { assign, createElement, detachNode, insertNode, noop, proto, setStyle } from "svelte/shared.js";
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
setStyle(div, 'background', "url(data:image/png;base64," + state.data + ")");
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.data ) {
|
||||
setStyle(div, 'background', "url(data:image/png;base64," + state.data + ")");
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1 @@
|
||||
<div style='background: url(data:image/png;base64,{{data}})'></div>
|
@ -0,0 +1,216 @@
|
||||
function noop() {}
|
||||
|
||||
function assign(target) {
|
||||
var k,
|
||||
source,
|
||||
i = 1,
|
||||
len = arguments.length;
|
||||
for (; i < len; i++) {
|
||||
source = arguments[i];
|
||||
for (k in source) target[k] = source[k];
|
||||
}
|
||||
|
||||
return target;
|
||||
}
|
||||
|
||||
function insertNode(node, target, anchor) {
|
||||
target.insertBefore(node, anchor);
|
||||
}
|
||||
|
||||
function detachNode(node) {
|
||||
node.parentNode.removeChild(node);
|
||||
}
|
||||
|
||||
function createElement(name) {
|
||||
return document.createElement(name);
|
||||
}
|
||||
|
||||
function setStyle(node, key, value) {
|
||||
node.style.setProperty(key, value);
|
||||
}
|
||||
|
||||
function destroy(detach) {
|
||||
this.destroy = noop;
|
||||
this.fire('destroy');
|
||||
this.set = this.get = noop;
|
||||
|
||||
if (detach !== false) this._fragment.unmount();
|
||||
this._fragment.destroy();
|
||||
this._fragment = this._state = null;
|
||||
}
|
||||
|
||||
function differs(a, b) {
|
||||
return a !== b || ((a && typeof a === 'object') || typeof a === 'function');
|
||||
}
|
||||
|
||||
function dispatchObservers(component, group, changed, newState, oldState) {
|
||||
for (var key in group) {
|
||||
if (!changed[key]) continue;
|
||||
|
||||
var newValue = newState[key];
|
||||
var oldValue = oldState[key];
|
||||
|
||||
var callbacks = group[key];
|
||||
if (!callbacks) continue;
|
||||
|
||||
for (var i = 0; i < callbacks.length; i += 1) {
|
||||
var callback = callbacks[i];
|
||||
if (callback.__calling) continue;
|
||||
|
||||
callback.__calling = true;
|
||||
callback.call(component, newValue, oldValue);
|
||||
callback.__calling = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function get(key) {
|
||||
return key ? this._state[key] : this._state;
|
||||
}
|
||||
|
||||
function fire(eventName, data) {
|
||||
var handlers =
|
||||
eventName in this._handlers && this._handlers[eventName].slice();
|
||||
if (!handlers) return;
|
||||
|
||||
for (var i = 0; i < handlers.length; i += 1) {
|
||||
handlers[i].call(this, data);
|
||||
}
|
||||
}
|
||||
|
||||
function observe(key, callback, options) {
|
||||
var group = options && options.defer
|
||||
? this._observers.post
|
||||
: this._observers.pre;
|
||||
|
||||
(group[key] || (group[key] = [])).push(callback);
|
||||
|
||||
if (!options || options.init !== false) {
|
||||
callback.__calling = true;
|
||||
callback.call(this, this._state[key]);
|
||||
callback.__calling = false;
|
||||
}
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = group[key].indexOf(callback);
|
||||
if (~index) group[key].splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function on(eventName, handler) {
|
||||
if (eventName === 'teardown') return this.on('destroy', handler);
|
||||
|
||||
var handlers = this._handlers[eventName] || (this._handlers[eventName] = []);
|
||||
handlers.push(handler);
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = handlers.indexOf(handler);
|
||||
if (~index) handlers.splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function set(newState) {
|
||||
this._set(assign({}, newState));
|
||||
if (this._root._lock) return;
|
||||
this._root._lock = true;
|
||||
callAll(this._root._beforecreate);
|
||||
callAll(this._root._oncreate);
|
||||
callAll(this._root._aftercreate);
|
||||
this._root._lock = false;
|
||||
}
|
||||
|
||||
function _set(newState) {
|
||||
var oldState = this._state,
|
||||
changed = {},
|
||||
dirty = false;
|
||||
|
||||
for (var key in newState) {
|
||||
if (differs(newState[key], oldState[key])) changed[key] = dirty = true;
|
||||
}
|
||||
if (!dirty) return;
|
||||
|
||||
this._state = assign({}, oldState, newState);
|
||||
this._recompute(changed, this._state, oldState, false);
|
||||
if (this._bind) this._bind(changed, this._state);
|
||||
dispatchObservers(this, this._observers.pre, changed, this._state, oldState);
|
||||
this._fragment.update(changed, this._state);
|
||||
dispatchObservers(this, this._observers.post, changed, this._state, oldState);
|
||||
}
|
||||
|
||||
function callAll(fns) {
|
||||
while (fns && fns.length) fns.pop()();
|
||||
}
|
||||
|
||||
var proto = {
|
||||
destroy: destroy,
|
||||
get: get,
|
||||
fire: fire,
|
||||
observe: observe,
|
||||
on: on,
|
||||
set: set,
|
||||
teardown: destroy,
|
||||
_recompute: noop,
|
||||
_set: _set
|
||||
};
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.color ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1,59 @@
|
||||
import { assign, createElement, detachNode, insertNode, noop, proto, setStyle } from "svelte/shared.js";
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.color ) {
|
||||
setStyle(div, 'color', state.color);
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1 @@
|
||||
<div style='color: {{color}}'></div>
|
@ -0,0 +1,227 @@
|
||||
function noop() {}
|
||||
|
||||
function assign(target) {
|
||||
var k,
|
||||
source,
|
||||
i = 1,
|
||||
len = arguments.length;
|
||||
for (; i < len; i++) {
|
||||
source = arguments[i];
|
||||
for (k in source) target[k] = source[k];
|
||||
}
|
||||
|
||||
return target;
|
||||
}
|
||||
|
||||
function insertNode(node, target, anchor) {
|
||||
target.insertBefore(node, anchor);
|
||||
}
|
||||
|
||||
function detachNode(node) {
|
||||
node.parentNode.removeChild(node);
|
||||
}
|
||||
|
||||
function createElement(name) {
|
||||
return document.createElement(name);
|
||||
}
|
||||
|
||||
function createText(data) {
|
||||
return document.createTextNode(data);
|
||||
}
|
||||
|
||||
function destroy(detach) {
|
||||
this.destroy = noop;
|
||||
this.fire('destroy');
|
||||
this.set = this.get = noop;
|
||||
|
||||
if (detach !== false) this._fragment.unmount();
|
||||
this._fragment.destroy();
|
||||
this._fragment = this._state = null;
|
||||
}
|
||||
|
||||
function differs(a, b) {
|
||||
return a !== b || ((a && typeof a === 'object') || typeof a === 'function');
|
||||
}
|
||||
|
||||
function dispatchObservers(component, group, changed, newState, oldState) {
|
||||
for (var key in group) {
|
||||
if (!changed[key]) continue;
|
||||
|
||||
var newValue = newState[key];
|
||||
var oldValue = oldState[key];
|
||||
|
||||
var callbacks = group[key];
|
||||
if (!callbacks) continue;
|
||||
|
||||
for (var i = 0; i < callbacks.length; i += 1) {
|
||||
var callback = callbacks[i];
|
||||
if (callback.__calling) continue;
|
||||
|
||||
callback.__calling = true;
|
||||
callback.call(component, newValue, oldValue);
|
||||
callback.__calling = false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function get(key) {
|
||||
return key ? this._state[key] : this._state;
|
||||
}
|
||||
|
||||
function fire(eventName, data) {
|
||||
var handlers =
|
||||
eventName in this._handlers && this._handlers[eventName].slice();
|
||||
if (!handlers) return;
|
||||
|
||||
for (var i = 0; i < handlers.length; i += 1) {
|
||||
handlers[i].call(this, data);
|
||||
}
|
||||
}
|
||||
|
||||
function observe(key, callback, options) {
|
||||
var group = options && options.defer
|
||||
? this._observers.post
|
||||
: this._observers.pre;
|
||||
|
||||
(group[key] || (group[key] = [])).push(callback);
|
||||
|
||||
if (!options || options.init !== false) {
|
||||
callback.__calling = true;
|
||||
callback.call(this, this._state[key]);
|
||||
callback.__calling = false;
|
||||
}
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = group[key].indexOf(callback);
|
||||
if (~index) group[key].splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function on(eventName, handler) {
|
||||
if (eventName === 'teardown') return this.on('destroy', handler);
|
||||
|
||||
var handlers = this._handlers[eventName] || (this._handlers[eventName] = []);
|
||||
handlers.push(handler);
|
||||
|
||||
return {
|
||||
cancel: function() {
|
||||
var index = handlers.indexOf(handler);
|
||||
if (~index) handlers.splice(index, 1);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function set(newState) {
|
||||
this._set(assign({}, newState));
|
||||
if (this._root._lock) return;
|
||||
this._root._lock = true;
|
||||
callAll(this._root._beforecreate);
|
||||
callAll(this._root._oncreate);
|
||||
callAll(this._root._aftercreate);
|
||||
this._root._lock = false;
|
||||
}
|
||||
|
||||
function _set(newState) {
|
||||
var oldState = this._state,
|
||||
changed = {},
|
||||
dirty = false;
|
||||
|
||||
for (var key in newState) {
|
||||
if (differs(newState[key], oldState[key])) changed[key] = dirty = true;
|
||||
}
|
||||
if (!dirty) return;
|
||||
|
||||
this._state = assign({}, oldState, newState);
|
||||
this._recompute(changed, this._state, oldState, false);
|
||||
if (this._bind) this._bind(changed, this._state);
|
||||
dispatchObservers(this, this._observers.pre, changed, this._state, oldState);
|
||||
this._fragment.update(changed, this._state);
|
||||
dispatchObservers(this, this._observers.post, changed, this._state, oldState);
|
||||
}
|
||||
|
||||
function callAll(fns) {
|
||||
while (fns && fns.length) fns.pop()();
|
||||
}
|
||||
|
||||
var proto = {
|
||||
destroy: destroy,
|
||||
get: get,
|
||||
fire: fire,
|
||||
observe: observe,
|
||||
on: on,
|
||||
set: set,
|
||||
teardown: destroy,
|
||||
_recompute: noop,
|
||||
_set: _set
|
||||
};
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div, text, div_1, div_1_style_value;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
text = createText( "\n" );
|
||||
div_1 = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
div.style.cssText = state.style;
|
||||
div_1.style.cssText = div_1_style_value = "" + ( state.key ) + ": " + ( state.value );
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
insertNode( text, target, anchor );
|
||||
insertNode( div_1, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.style ) {
|
||||
div.style.cssText = state.style;
|
||||
}
|
||||
|
||||
if ( ( changed.key || changed.value ) && div_1_style_value !== ( div_1_style_value = "" + ( state.key ) + ": " + ( state.value ) ) ) {
|
||||
div_1.style.cssText = div_1_style_value;
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
detachNode( text );
|
||||
detachNode( div_1 );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1,70 @@
|
||||
import { assign, createElement, createText, detachNode, insertNode, noop, proto } from "svelte/shared.js";
|
||||
|
||||
function create_main_fragment ( state, component ) {
|
||||
var div, text, div_1, div_1_style_value;
|
||||
|
||||
return {
|
||||
create: function () {
|
||||
div = createElement( 'div' );
|
||||
text = createText( "\n" );
|
||||
div_1 = createElement( 'div' );
|
||||
this.hydrate();
|
||||
},
|
||||
|
||||
hydrate: function ( nodes ) {
|
||||
div.style.cssText = state.style;
|
||||
div_1.style.cssText = div_1_style_value = "" + ( state.key ) + ": " + ( state.value );
|
||||
},
|
||||
|
||||
mount: function ( target, anchor ) {
|
||||
insertNode( div, target, anchor );
|
||||
insertNode( text, target, anchor );
|
||||
insertNode( div_1, target, anchor );
|
||||
},
|
||||
|
||||
update: function ( changed, state ) {
|
||||
if ( changed.style ) {
|
||||
div.style.cssText = state.style;
|
||||
}
|
||||
|
||||
if ( ( changed.key || changed.value ) && div_1_style_value !== ( div_1_style_value = "" + ( state.key ) + ": " + ( state.value ) ) ) {
|
||||
div_1.style.cssText = div_1_style_value;
|
||||
}
|
||||
},
|
||||
|
||||
unmount: function () {
|
||||
detachNode( div );
|
||||
detachNode( text );
|
||||
detachNode( div_1 );
|
||||
},
|
||||
|
||||
destroy: noop
|
||||
};
|
||||
}
|
||||
|
||||
function SvelteComponent ( options ) {
|
||||
this.options = options;
|
||||
this._state = options.data || {};
|
||||
|
||||
this._observers = {
|
||||
pre: Object.create( null ),
|
||||
post: Object.create( null )
|
||||
};
|
||||
|
||||
this._handlers = Object.create( null );
|
||||
|
||||
this._root = options._root || this;
|
||||
this._yield = options._yield;
|
||||
this._bind = options._bind;
|
||||
|
||||
this._fragment = create_main_fragment( this._state, this );
|
||||
|
||||
if ( options.target ) {
|
||||
this._fragment.create();
|
||||
this._fragment.mount( options.target, options.anchor || null );
|
||||
}
|
||||
}
|
||||
|
||||
assign( SvelteComponent.prototype, proto );
|
||||
|
||||
export default SvelteComponent;
|
@ -0,0 +1,2 @@
|
||||
<div style='{{style}}'></div>
|
||||
<div style='{{key}}: {{value}}'></div>
|
Loading…
Reference in new issue