fix(state): 修复组件 $. 属性在初始化时丢失响应式绑定的 Bug(by AI)

This commit is contained in:
AI Engineer 2026-07-06 08:02:02 +08:00
parent 1e46c8a76e
commit eb0145ea85
5 changed files with 410 additions and 405 deletions

View File

@ -1,5 +1,11 @@
# CHANGELOG # CHANGELOG
## v1.0.23 (2026-07-06)
### 修复
- **组件 `$.` 属性响应式绑定修复**:
- 注释了组件属性初始化时的 `node.removeAttribute(attr.name)`,以防止 `$.` 开头的组件属性在第一次赋完初值后被从 DOM 上永久删除,从而使其能够滑入后置的指令收集队列进行 `_initBinding` 注册,建立了完整的 Proxy 驱动链。
## v1.0.22 (2026-07-04) ## v1.0.22 (2026-07-04)
### 核心增强与样式合并优化 ### 核心增强与样式合并优化

1
dist/state.js vendored
View File

@ -501,7 +501,6 @@
if (prop[i]) o = o[_a2 = prop[i]] ?? (o[_a2] = {}); if (prop[i]) o = o[_a2 = prop[i]] ?? (o[_a2] = {});
} }
o[prop[prop.length - 1]] = result; o[prop[prop.length - 1]] = result;
node.removeAttribute(attr.name);
} }
}); });
_makeComponent(node.tagName, node, scanObj); _makeComponent(node.tagName, node, scanObj);

2
dist/state.min.js vendored

File diff suppressed because one or more lines are too long

View File

@ -1,6 +1,6 @@
{ {
"name": "@apigo.cc/state", "name": "@apigo.cc/state",
"version": "1.0.22", "version": "1.0.23",
"type": "module", "type": "module",
"main": "dist/state.js", "main": "dist/state.js",
"module": "dist/state.js", "module": "dist/state.js",

View File

@ -12,469 +12,469 @@ const _components = new Map();
const _pendingTemplates = []; const _pendingTemplates = [];
export const Component = { export const Component = {
getTemplate: name => document.querySelector(`template[component="${name.toUpperCase()}"]`), getTemplate: name => document.querySelector(`template[component="${name.toUpperCase()}"]`),
register: (name, setupFunc, templateNode = null, ...globalNodes) => { register: (name, setupFunc, templateNode = null, ...globalNodes) => {
_components.set(name.toUpperCase(), setupFunc); _components.set(name.toUpperCase(), setupFunc);
if (document.readyState !== 'loading') Component._addTemplate(name, templateNode, globalNodes); if (document.readyState !== 'loading') Component._addTemplate(name, templateNode, globalNodes);
else _pendingTemplates.push([name, templateNode, globalNodes]); else _pendingTemplates.push([name, templateNode, globalNodes]);
}, },
exists: (name) => _components.has(name.toUpperCase()), exists: (name) => _components.has(name.toUpperCase()),
getSetupFunction: (name) => _components.get(name.toUpperCase()), getSetupFunction: (name) => _components.get(name.toUpperCase()),
_addTemplate: (name, templateNode, globalNodes) => { _addTemplate: (name, templateNode, globalNodes) => {
if (templateNode) { if (templateNode) {
const template = document.createElement('TEMPLATE'); const template = document.createElement('TEMPLATE');
template.setAttribute('component', name.toUpperCase()); template.setAttribute('component', name.toUpperCase());
template.content.appendChild(templateNode); template.content.appendChild(templateNode);
document.body.appendChild(template); document.body.appendChild(template);
} }
if (globalNodes) globalNodes.forEach(node => document.body.appendChild(node)); if (globalNodes) globalNodes.forEach(node => document.body.appendChild(node));
}, },
_initPending: () => { _initPending: () => {
_pendingTemplates.forEach(([name, templateNode, globalNodes]) => Component._addTemplate(name, templateNode, globalNodes)); _pendingTemplates.forEach(([name, templateNode, globalNodes]) => Component._addTemplate(name, templateNode, globalNodes));
_pendingTemplates.length = 0; _pendingTemplates.length = 0;
} }
}; };
export function _mergeNode(from, to, scanObj, exists = {}) { export function _mergeNode(from, to, scanObj, exists = {}) {
if (from.attributes) { if (from.attributes) {
Array.from(from.attributes).forEach(attr => { Array.from(from.attributes).forEach(attr => {
if (attr.name === 'class') return; if (attr.name === 'class') return;
if (attr.name === 'style') { if (attr.name === 'style') {
if (to.hasAttribute('style')) to.setAttribute('style', `${attr.value}; ${to.getAttribute('style')}`); if (to.hasAttribute('style')) to.setAttribute('style', `${attr.value}; ${to.getAttribute('style')}`);
else to.setAttribute('style', attr.value); else to.setAttribute('style', attr.value);
} else if (to.hasAttribute(attr.name)) { } else if (to.hasAttribute(attr.name)) {
const isClass = ['$class', 'st-class'].includes(attr.name); const isClass = ['$class', 'st-class'].includes(attr.name);
const isStyle = ['$style', 'st-style'].includes(attr.name); const isStyle = ['$style', 'st-style'].includes(attr.name);
if (isClass || isStyle) { if (isClass || isStyle) {
const oldVal = to.getAttribute(attr.name); const oldVal = to.getAttribute(attr.name);
const newVal = attr.value; const newVal = attr.value;
const delimiter = isClass ? " " : "; "; const delimiter = isClass ? " " : "; ";
const oldExpr = oldVal.includes('${') ? oldVal : `\${${oldVal}}`; const oldExpr = oldVal.includes('${') ? oldVal : `\${${oldVal}}`;
const newExpr = newVal.includes('${') ? newVal : `\${${newVal}}`; const newExpr = newVal.includes('${') ? newVal : `\${${newVal}}`;
to.setAttribute(attr.name, `${newExpr}${delimiter}${oldExpr}`); to.setAttribute(attr.name, `${newExpr}${delimiter}${oldExpr}`);
} }
} else { } else {
to.setAttribute(attr.name, attr.value); to.setAttribute(attr.name, attr.value);
} }
}); });
} }
const toClassList = [...to.classList]; const toClassList = [...to.classList];
to.className = ''; to.className = '';
to.classList.add(...from.classList); to.classList.add(...from.classList);
to.classList.add(...toClassList); to.classList.add(...toClassList);
const target = to.tagName === 'TEMPLATE' ? to.content : to; const target = to.tagName === 'TEMPLATE' ? to.content : to;
const sourceNodes = from.tagName === 'TEMPLATE' ? from.content.childNodes : from.childNodes; const sourceNodes = from.tagName === 'TEMPLATE' ? from.content.childNodes : from.childNodes;
Array.from(sourceNodes).forEach(child => target.appendChild(child)); Array.from(sourceNodes).forEach(child => target.appendChild(child));
if (from.tagName && Component.exists(from.tagName)) _makeComponent(from.tagName, to, scanObj, exists); if (from.tagName && Component.exists(from.tagName)) _makeComponent(from.tagName, to, scanObj, exists);
} }
export function _makeComponent(name, node, scanObj, exists = {}) { export function _makeComponent(name, node, scanObj, exists = {}) {
if (exists[name]) return; if (exists[name]) return;
exists[name] = true; exists[name] = true;
if (scanObj.thisObj) { if (scanObj.thisObj) {
Array.from(node.attributes).forEach(attr => { Array.from(node.attributes).forEach(attr => {
if ((attr.name.startsWith('$') || attr.name.startsWith('st-')) && attr.value.includes('this.')) { if ((attr.name.startsWith('$') || attr.name.startsWith('st-')) && attr.value.includes('this.')) {
attr.value = attr.value.replace(/\bthis\./g, 'this.parent.'); attr.value = attr.value.replace(/\bthis\./g, 'this.parent.');
} }
}); });
} }
const componentFunc = Component.getSetupFunction(name); const componentFunc = Component.getSetupFunction(name);
const slots = {}; const slots = {};
Array.from(node.childNodes).forEach(child => { Array.from(node.childNodes).forEach(child => {
if (child.nodeType === Node.ELEMENT_NODE && child.hasAttribute('slot')) { if (child.nodeType === Node.ELEMENT_NODE && child.hasAttribute('slot')) {
slots[child.getAttribute('slot')] = child; slots[child.getAttribute('slot')] = child;
child.removeAttribute('slot'); child.removeAttribute('slot');
} }
}); });
node.innerHTML = ''; node.innerHTML = '';
node.state = NewState(node.state || {}); node.state = NewState(node.state || {});
const template = Component.getTemplate(name); const template = Component.getTemplate(name);
if (template) { if (template) {
const tplnode = template.content.cloneNode(true); const tplnode = template.content.cloneNode(true);
if (tplnode.childNodes.length) { if (tplnode.childNodes.length) {
const rootNode = tplnode.children[0]; const rootNode = tplnode.children[0];
if (rootNode) _mergeNode(rootNode, node, scanObj, exists); if (rootNode) _mergeNode(rootNode, node, scanObj, exists);
$$(node, '[slot-id]').forEach(placeholder => { $$(node, '[slot-id]').forEach(placeholder => {
const slotName = placeholder.getAttribute('slot-id'); const slotName = placeholder.getAttribute('slot-id');
if (slots[slotName]) { if (slots[slotName]) {
placeholder.removeAttribute('slot-id'); placeholder.removeAttribute('slot-id');
placeholder.innerHTML = ''; placeholder.innerHTML = '';
_mergeNode(slots[slotName], placeholder, scanObj, exists); _mergeNode(slots[slotName], placeholder, scanObj, exists);
} }
}); });
} }
} }
if (componentFunc) componentFunc(node); if (componentFunc) componentFunc(node);
} }
// --- DOM Engine Logic --- // --- DOM Engine Logic ---
let _translator = (text, args) => { let _translator = (text, args) => {
if (!text || typeof text !== 'string') return text; if (!text || typeof text !== 'string') return text;
return text.replace(/\{(.+?)\}/g, (match, key) => args.hasOwnProperty(key) ? args[key] : match); return text.replace(/\{(.+?)\}/g, (match, key) => args.hasOwnProperty(key) ? args[key] : match);
}; };
export const SetTranslator = (fn) => _translator = fn; export const SetTranslator = (fn) => _translator = fn;
const _translate = (text) => { const _translate = (text) => {
if (!text || typeof text !== 'string' || !text.includes('{#')) return text; if (!text || typeof text !== 'string' || !text.includes('{#')) return text;
return text.replace(/\{#(.+?)#\}/g, (m, content) => { return text.replace(/\{#(.+?)#\}/g, (m, content) => {
const parts = content.split('||').map(s => s.trim()); const parts = content.split('||').map(s => s.trim());
const args = {}; const args = {};
if (parts.length > 1) { if (parts.length > 1) {
const matches = parts[0].match(/\{(.+?)\}/g); const matches = parts[0].match(/\{(.+?)\}/g);
if (matches) matches.forEach((match, i) => args[match.substring(1, match.length - 1)] = parts[i + 1] || ''); if (matches) matches.forEach((match, i) => args[match.substring(1, match.length - 1)] = parts[i + 1] || '');
} }
return _translator(parts[0], args); return _translator(parts[0], args);
}); });
}; };
if (typeof document !== 'undefined') { if (typeof document !== 'undefined') {
try { document.createElement('div').setAttribute('$t', '1'); } catch (e) { try { document.createElement('div').setAttribute('$t', '1'); } catch (e) {
const originalSetAttribute = Element.prototype.setAttribute; const originalSetAttribute = Element.prototype.setAttribute;
Element.prototype.setAttribute = function (name, value) { Element.prototype.setAttribute = function (name, value) {
if (!name.startsWith('$')) return originalSetAttribute.call(this, name, value); if (!name.startsWith('$')) return originalSetAttribute.call(this, name, value);
return originalSetAttribute.call(this, 'st-' + name.substring(1), value); return originalSetAttribute.call(this, 'st-' + name.substring(1), value);
}; };
} }
} }
_onNotifyUpdate((binding) => _updateBinding(binding)); _onNotifyUpdate((binding) => _updateBinding(binding));
export function _clearRenderedNodes(node) { export function _clearRenderedNodes(node) {
if (node._renderedNodes) node._renderedNodes.forEach(nodes => nodes.forEach(child => { if (node._renderedNodes) node._renderedNodes.forEach(nodes => nodes.forEach(child => {
child.remove(); child.remove();
if (child._renderedNodes) _clearRenderedNodes(child); if (child._renderedNodes) _clearRenderedNodes(child);
})); }));
} }
export function _updateBinding(binding) { export function _updateBinding(binding) {
const node = binding.node; const node = binding.node;
if (!node.isConnected && node.tagName !== 'TEMPLATE') return; if (!node.isConnected && node.tagName !== 'TEMPLATE') return;
_setActiveBinding(binding); _setActiveBinding(binding);
let result = binding.exp ? (binding.tpl ? _returnCode(binding.tpl, { thisNode: node }, node._thisObj || node, node._ref || null) : null) : binding.tpl; let result = binding.exp ? (binding.tpl ? _returnCode(binding.tpl, { thisNode: node }, node._thisObj || node, node._ref || null) : null) : binding.tpl;
if (binding.exp === 2 && typeof result === 'string') { if (binding.exp === 2 && typeof result === 'string') {
try { result = _returnCode(result, { thisNode: node }, node._thisObj || node, node._ref || null); } catch (e) { } try { result = _returnCode(result, { thisNode: node }, node._thisObj || node, node._ref || null); } catch (e) { }
} }
_setActiveBinding(null); _setActiveBinding(null);
binding.lastResult = result; binding.lastResult = result;
if (binding.prop) { if (binding.prop) {
const prop = binding.prop; const prop = binding.prop;
let o = node; let o = node;
for (let i = 0; i < prop.length - 1; i++) { for (let i = 0; i < prop.length - 1; i++) {
if (!prop[i]) continue; if (!prop[i]) continue;
if (o[prop[i]] == null) o[prop[i]] = {}; if (o[prop[i]] == null) o[prop[i]] = {};
o = o[prop[i]]; o = o[prop[i]];
if (typeof o !== 'object') break; if (typeof o !== 'object') break;
} }
if (typeof o === 'object' && o !== null) { if (typeof o === 'object' && o !== null) {
const lk = prop[prop.length - 1]; const lk = prop[prop.length - 1];
if (lk) { if (lk) {
if (typeof result === 'object' && result != null && !Array.isArray(result) && o[lk] == null) o[lk] = {}; if (typeof result === 'object' && result != null && !Array.isArray(result) && o[lk] == null) o[lk] = {};
const lo = o[lk]; const lo = o[lk];
if (typeof lo === 'object' && lo != null && lo.__watch) Object.assign(lo, result); if (typeof lo === 'object' && lo != null && lo.__watch) Object.assign(lo, result);
else { if (o[lk] !== result) o[lk] = result; } else { if (o[lk] !== result) o[lk] = result; }
} else if (typeof result === 'object' && result != null && !Array.isArray(result)) { } else if (typeof result === 'object' && result != null && !Array.isArray(result)) {
Object.assign(o, result); Object.assign(o, result);
} }
} }
} else if (binding.attr) { } else if (binding.attr) {
const attr = binding.attr; const attr = binding.attr;
if (attr === 'if') { if (attr === 'if') {
if (result) { if (result) {
if (!node._renderedNodes || node._renderedNodes.length === 0) { if (!node._renderedNodes || node._renderedNodes.length === 0) {
node._children.forEach(child => { node._children.forEach(child => {
node.parentNode.insertBefore(child, node); node.parentNode.insertBefore(child, node);
child._ref = { ...node._ref }; child._ref = { ...node._ref };
child._thisObj = node._thisObj; child._thisObj = node._thisObj;
}); });
node._renderedNodes = [node._children]; node._renderedNodes = [node._children];
} }
} else { } else {
_clearRenderedNodes(node); _clearRenderedNodes(node);
node._renderedNodes = []; node._renderedNodes = [];
} }
} else if (attr === 'each') { } else if (attr === 'each') {
if (result && typeof result === 'object') { if (result && typeof result === 'object') {
const asName = node.getAttribute('as') || 'item'; const asName = node.getAttribute('as') || 'item';
const indexName = node.getAttribute('index') || 'index'; const indexName = node.getAttribute('index') || 'index';
const keyName = node.getAttribute('key'); const keyName = node.getAttribute('key');
let keys, getVal; let keys, getVal;
if (result instanceof Map) { if (result instanceof Map) {
keys = Array.from(result.keys()); getVal = k => result.get(k); keys = Array.from(result.keys()); getVal = k => result.get(k);
} else if (typeof result[Symbol.iterator] === 'function') { } else if (typeof result[Symbol.iterator] === 'function') {
const arr = Array.isArray(result) ? result : Array.from(result); const arr = Array.isArray(result) ? result : Array.from(result);
keys = new Array(arr.length); keys = new Array(arr.length);
for (let i = 0; i < arr.length; i++) keys[i] = i; for (let i = 0; i < arr.length; i++) keys[i] = i;
getVal = k => arr[k]; getVal = k => arr[k];
} else { } else {
keys = Object.keys(result); getVal = k => result[k]; keys = Object.keys(result); getVal = k => result[k];
} }
if (!node._keyedNodes) node._keyedNodes = new Map(); if (!node._keyedNodes) node._keyedNodes = new Map();
const newKeyedNodes = new Map(); const newKeyedNodes = new Map();
const currentRenderedNodes = []; const currentRenderedNodes = [];
keys.forEach((k, i) => { keys.forEach((k, i) => {
const item = getVal(k); const item = getVal(k);
const rawKey = keyName ? (item && typeof item === 'object' ? item[keyName] : item) : k; const rawKey = keyName ? (item && typeof item === 'object' ? item[keyName] : item) : k;
const keyVal = (rawKey === undefined || rawKey === null || newKeyedNodes.has(rawKey)) ? `st_key_${i}` : rawKey; const keyVal = (rawKey === undefined || rawKey === null || newKeyedNodes.has(rawKey)) ? `st_key_${i}` : rawKey;
let existingNodes = node._keyedNodes.get(keyVal); let existingNodes = node._keyedNodes.get(keyVal);
if (existingNodes) { if (existingNodes) {
node._keyedNodes.delete(keyVal); node._keyedNodes.delete(keyVal);
existingNodes.forEach(child => { existingNodes.forEach(child => {
node.parentNode.insertBefore(child, node); node.parentNode.insertBefore(child, node);
child._ref[indexName] = k; child._ref[indexName] = k;
child._ref[asName] = item; child._ref[asName] = item;
_scanTree(child); _scanTree(child);
}); });
} else { } else {
existingNodes = []; existingNodes = [];
node._children.forEach(child => { node._children.forEach(child => {
const cloned = child.cloneNode(true); const cloned = child.cloneNode(true);
cloned._ref = { ...node._ref, [indexName]: k, [asName]: item }; cloned._ref = { ...node._ref, [indexName]: k, [asName]: item };
cloned._thisObj = node._thisObj; cloned._thisObj = node._thisObj;
node.parentNode.insertBefore(cloned, node); node.parentNode.insertBefore(cloned, node);
existingNodes.push(cloned); existingNodes.push(cloned);
}); });
} }
newKeyedNodes.set(keyVal, existingNodes); newKeyedNodes.set(keyVal, existingNodes);
currentRenderedNodes.push(existingNodes); currentRenderedNodes.push(existingNodes);
}); });
node._keyedNodes.forEach(nodes => nodes.forEach(child => { _clearRenderedNodes(child); child.remove(); })); node._keyedNodes.forEach(nodes => nodes.forEach(child => { _clearRenderedNodes(child); child.remove(); }));
node._keyedNodes = newKeyedNodes; node._keyedNodes = newKeyedNodes;
node._renderedNodes = currentRenderedNodes; node._renderedNodes = currentRenderedNodes;
} else { } else {
_clearRenderedNodes(node); _clearRenderedNodes(node);
node._renderedNodes = []; node._renderedNodes = [];
} }
} else if (attr === 'bind') { } else if (attr === 'bind') {
if (['INPUT', 'SELECT', 'TEXTAREA'].includes(node.tagName) && !node.hasAttribute('autocomplete')) node.setAttribute('autocomplete', 'off'); if (['INPUT', 'SELECT', 'TEXTAREA'].includes(node.tagName) && !node.hasAttribute('autocomplete')) node.setAttribute('autocomplete', 'off');
if (node.type === 'checkbox') { if (node.type === 'checkbox') {
if (node.value !== 'on' && !result) { _runCode(`${binding.tpl} = []`, { thisNode: node }, node._thisObj || node, node._ref || {}); result = []; } if (node.value !== 'on' && !result) { _runCode(`${binding.tpl} = []`, { thisNode: node }, node._thisObj || node, node._ref || {}); result = []; }
node._checkboxMultiMode = result instanceof Array; node._checkboxMultiMode = result instanceof Array;
const isChecked = result instanceof Array ? result.includes(node.value) : !!result; const isChecked = result instanceof Array ? result.includes(node.value) : !!result;
if (node.checked !== isChecked) node.checked = isChecked; if (node.checked !== isChecked) node.checked = isChecked;
} else if (node.type === 'radio') { } else if (node.type === 'radio') {
if (node.checked !== (node.value === String(result ?? ''))) node.checked = (node.value === String(result ?? '')); if (node.checked !== (node.value === String(result ?? ''))) node.checked = (node.value === String(result ?? ''));
} else if ('value' in node && node.type !== 'file') { } else if ('value' in node && node.type !== 'file') {
Promise.resolve().then(() => { if (node.value !== String(result ?? '')) node.value = result; }); Promise.resolve().then(() => { if (node.value !== String(result ?? '')) node.value = result; });
} else if (node.isContentEditable) { } else if (node.isContentEditable) {
if (node.innerHTML !== String(result ?? '')) node.innerHTML = result; if (node.innerHTML !== String(result ?? '')) node.innerHTML = result;
} }
node.dispatchEvent(new CustomEvent('bind', { bubbles: false, detail: result })); node.dispatchEvent(new CustomEvent('bind', { bubbles: false, detail: result }));
} else { } else {
if (['checked', 'disabled', 'readonly'].includes(attr)) result = !!result; if (['checked', 'disabled', 'readonly'].includes(attr)) result = !!result;
if (typeof result === 'boolean') result ? node.setAttribute(attr, '') : node.removeAttribute(attr); if (typeof result === 'boolean') result ? node.setAttribute(attr, '') : node.removeAttribute(attr);
else if (result !== undefined) { else if (result !== undefined) {
if (typeof result !== 'string') result = JSON.stringify(result); if (typeof result !== 'string') result = JSON.stringify(result);
if (attr === 'text') node.textContent = result ?? ''; if (attr === 'text') node.textContent = result ?? '';
else if (attr === 'html') node.innerHTML = result ?? ''; else if (attr === 'html') node.innerHTML = result ?? '';
else if (node.tagName === 'IMG' && attr === 'src' && result.includes('.svg')) node.setAttribute('_src', result ?? ''); else if (node.tagName === 'IMG' && attr === 'src' && result.includes('.svg')) node.setAttribute('_src', result ?? '');
else if (attr === 'class') { else if (attr === 'class') {
if (node._staticClasses === undefined) { if (node._staticClasses === undefined) {
node._staticClasses = node.getAttribute('class') || ''; node._staticClasses = node.getAttribute('class') || '';
} }
const staticClasses = node._staticClasses; const staticClasses = node._staticClasses;
const finalClass = result ? (staticClasses ? `${result} ${staticClasses}` : result) : staticClasses; const finalClass = result ? (staticClasses ? `${result} ${staticClasses}` : result) : staticClasses;
node.setAttribute('class', finalClass.trim().replace(/\s+/g, ' ')); node.setAttribute('class', finalClass.trim().replace(/\s+/g, ' '));
} else if (attr === 'style') { } else if (attr === 'style') {
if (node._staticStyles === undefined) { if (node._staticStyles === undefined) {
node._staticStyles = node.getAttribute('style') || ''; node._staticStyles = node.getAttribute('style') || '';
} }
const staticStyles = node._staticStyles; const staticStyles = node._staticStyles;
const finalStyle = result ? (staticStyles ? `${result}; ${staticStyles}` : result) : staticStyles; const finalStyle = result ? (staticStyles ? `${result}; ${staticStyles}` : result) : staticStyles;
node.setAttribute('style', finalStyle.trim().replace(/;;+/g, ';').replace(/^;+\s*|;\s*$/g, '')); node.setAttribute('style', finalStyle.trim().replace(/;;+/g, ';').replace(/^;+\s*|;\s*$/g, ''));
} else node.setAttribute(attr, result ?? ''); } else node.setAttribute(attr, result ?? '');
} }
} }
} }
} }
export function _initBinding(binding) { export function _initBinding(binding) {
if (!binding.node._bindings) binding.node._bindings = []; if (!binding.node._bindings) binding.node._bindings = [];
binding.node._bindings.push({ attr: binding.attr, prop: binding.prop, tpl: binding.tpl, exp: binding.exp }); binding.node._bindings.push({ attr: binding.attr, prop: binding.prop, tpl: binding.tpl, exp: binding.exp });
_updateBinding(binding); _updateBinding(binding);
} }
export function _parseNode(node, scanObj) { export function _parseNode(node, scanObj) {
if (node._bindings) { if (node._bindings) {
node._states = new Set(); node._states = new Set();
node._bindings.forEach(b => _updateBinding({ node, ...b })); node._bindings.forEach(b => _updateBinding({ node, ...b }));
if (node._hasOnUpdate) node.dispatchEvent(new Event('update', { bubbles: false })); if (node._hasOnUpdate) node.dispatchEvent(new Event('update', { bubbles: false }));
return; return;
} }
if (Component.exists(node.tagName) && !node._componentInitialized) { if (Component.exists(node.tagName) && !node._componentInitialized) {
Array.from(node.attributes).forEach(attr => { Array.from(node.attributes).forEach(attr => {
if (attr.name.startsWith('$.')) { if (attr.name.startsWith('$.')) {
const realAttrName = attr.name.slice(2); const realAttrName = attr.name.slice(2);
let tpl = _translate(attr.value); let tpl = _translate(attr.value);
if (scanObj.thisObj && tpl.includes('this.')) tpl = tpl.replace(/\bthis\./g, 'this.parent.'); if (scanObj.thisObj && tpl.includes('this.')) tpl = tpl.replace(/\bthis\./g, 'this.parent.');
const result = _returnCode(tpl, { thisNode: node }, { parent: scanObj.thisObj || node }, node._ref || {}); const result = _returnCode(tpl, { thisNode: node }, { parent: scanObj.thisObj || node }, node._ref || {});
let o = node; let o = node;
const prop = realAttrName.split('.'); const prop = realAttrName.split('.');
for (let i = 0; i < prop.length - 1; i++) { if (prop[i]) o = (o[prop[i]] ??= {}); } for (let i = 0; i < prop.length - 1; i++) { if (prop[i]) o = (o[prop[i]] ??= {}); }
o[prop[prop.length - 1]] = result; o[prop[prop.length - 1]] = result;
node.removeAttribute(attr.name); // node.removeAttribute(attr.name);
} }
}); });
_makeComponent(node.tagName, node, scanObj); _makeComponent(node.tagName, node, scanObj);
$$(node, '[slot-id]').forEach(p => p.removeAttribute('slot-id')); $$(node, '[slot-id]').forEach(p => p.removeAttribute('slot-id'));
node._componentInitialized = true; node._componentInitialized = true;
if (!node._thisObj) node._thisObj = node; if (!node._thisObj) node._thisObj = node;
} }
if (node.tagName === 'TEMPLATE') { if (node.tagName === 'TEMPLATE') {
node._children = [...node.content.childNodes]; node._children = [...node.content.childNodes];
if (!node._renderedNodes) node._renderedNodes = []; if (!node._renderedNodes) node._renderedNodes = [];
} }
let attrs = []; let attrs = [];
if (node.tagName === 'TEMPLATE') { if (node.tagName === 'TEMPLATE') {
['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].forEach(n => node.hasAttribute(n) && attrs.push(node.getAttributeNode(n))); ['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].forEach(n => node.hasAttribute(n) && attrs.push(node.getAttributeNode(n)));
} else { } else {
attrs = Array.from(node.attributes).filter(a => (a.name.startsWith('$') || a.name.startsWith('st-')) && !['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].includes(a.name) || a.name.includes('.')); attrs = Array.from(node.attributes).filter(a => (a.name.startsWith('$') || a.name.startsWith('st-')) && !['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].includes(a.name) || a.name.includes('.'));
} }
if (node._thisObj && scanObj.thisObj && node._thisObj !== scanObj.thisObj) node._thisObj.parent = scanObj.thisObj; if (node._thisObj && scanObj.thisObj && node._thisObj !== scanObj.thisObj) node._thisObj.parent = scanObj.thisObj;
if (!node._thisObj) node._thisObj = scanObj.thisObj || null; if (!node._thisObj) node._thisObj = scanObj.thisObj || null;
if (!node._ref) node._ref = scanObj.extendVars || {}; if (!node._ref) node._ref = scanObj.extendVars || {};
node._states = new Set(); node._states = new Set();
attrs.forEach(attr => { attrs.forEach(attr => {
let exp = 0; let exp = 0;
if (attr.name.startsWith('$$') || attr.name.startsWith('st-st-')) exp = 2; if (attr.name.startsWith('$$') || attr.name.startsWith('st-st-')) exp = 2;
else if (attr.name.startsWith('$') || attr.name.startsWith('st-')) exp = 1; else if (attr.name.startsWith('$') || attr.name.startsWith('st-')) exp = 1;
const realAttrName = exp === 2 ? (attr.name.startsWith('$$') ? attr.name.slice(2) : attr.name.slice(6)) : (exp === 1 ? (attr.name.startsWith('$') ? attr.name.slice(1) : attr.name.slice(3)) : attr.name); const realAttrName = exp === 2 ? (attr.name.startsWith('$$') ? attr.name.slice(2) : attr.name.slice(6)) : (exp === 1 ? (attr.name.startsWith('$') ? attr.name.slice(1) : attr.name.slice(3)) : attr.name);
let tpl = attr.value; let tpl = attr.value;
node.removeAttribute(attr.name); node.removeAttribute(attr.name);
if (realAttrName.startsWith('.')) _initBinding({ node, prop: realAttrName.split('.'), tpl, exp }); if (realAttrName.startsWith('.')) _initBinding({ node, prop: realAttrName.split('.'), tpl, exp });
else if (realAttrName.startsWith('on')) { else if (realAttrName.startsWith('on')) {
const eventName = realAttrName.slice(2); const eventName = realAttrName.slice(2);
if (eventName === 'update') node._hasOnUpdate = true; if (eventName === 'update') node._hasOnUpdate = true;
if (eventName === 'load' && !['BODY', 'IMG', 'IFRAME'].includes(node.tagName)) node._hasOnLoad = true; if (eventName === 'load' && !['BODY', 'IMG', 'IFRAME'].includes(node.tagName)) node._hasOnLoad = true;
if (eventName === 'unload' && !['BODY', 'IMG', 'IFRAME'].includes(node.tagName)) node._hasOnUnload = true; if (eventName === 'unload' && !['BODY', 'IMG', 'IFRAME'].includes(node.tagName)) node._hasOnUnload = true;
node.addEventListener(eventName, (e) => _runCode(tpl, { event: e, thisNode: node, ...(e.detail || {}) }, scanObj.thisObj || node, node._ref || {})); node.addEventListener(eventName, (e) => _runCode(tpl, { event: e, thisNode: node, ...(e.detail || {}) }, scanObj.thisObj || node, node._ref || {}));
} else { } else {
if (realAttrName === 'bind') { if (realAttrName === 'bind') {
const isTextInput = (['INPUT', 'TEXTAREA'].includes(node.tagName) && ['textarea', 'text', 'password', 'email', 'number', 'search', 'url', 'tel'].includes(node.type || 'text')) || node.isContentEditable; const isTextInput = (['INPUT', 'TEXTAREA'].includes(node.tagName) && ['textarea', 'text', 'password', 'email', 'number', 'search', 'url', 'tel'].includes(node.type || 'text')) || node.isContentEditable;
node.addEventListener(isTextInput ? 'input' : 'change', (e) => { node.addEventListener(isTextInput ? 'input' : 'change', (e) => {
let newVal = node.isContentEditable ? e.target.innerHTML : (node.type === 'checkbox' ? e.target.checked : e.target.files || e.target.value || e.detail); let newVal = node.isContentEditable ? e.target.innerHTML : (node.type === 'checkbox' ? e.target.checked : e.target.files || e.target.value || e.detail);
_setNoWriteBack(node); setDisableRunCodeError(true); _setNoWriteBack(node); setDisableRunCodeError(true);
if (node.type === 'checkbox' && node._checkboxMultiMode) _runCode(`!!checked ? (!${tpl}.includes(val) && ${tpl}.push(val)) : (index = ${tpl}.indexOf(val), index > -1 && ${tpl}.splice(index, 1))`, { val: node.value, checked: newVal, thisNode: node }, scanObj.thisObj || node, node._ref || {}); if (node.type === 'checkbox' && node._checkboxMultiMode) _runCode(`!!checked ? (!${tpl}.includes(val) && ${tpl}.push(val)) : (index = ${tpl}.indexOf(val), index > -1 && ${tpl}.splice(index, 1))`, { val: node.value, checked: newVal, thisNode: node }, scanObj.thisObj || node, node._ref || {});
else _runCode(`${tpl} = val`, { val: newVal, thisNode: node }, scanObj.thisObj || node, node._ref || {}); else _runCode(`${tpl} = val`, { val: newVal, thisNode: node }, scanObj.thisObj || node, node._ref || {});
setDisableRunCodeError(false); _setNoWriteBack(null); setDisableRunCodeError(false); _setNoWriteBack(null);
}); });
} else if (realAttrName === 'text' && !tpl) { tpl = node.textContent; node.textContent = ''; } } else if (realAttrName === 'text' && !tpl) { tpl = node.textContent; node.textContent = ''; }
if (tpl) { tpl = _translate(tpl); _initBinding({ node, attr: realAttrName, tpl, exp }); } if (tpl) { tpl = _translate(tpl); _initBinding({ node, attr: realAttrName, tpl, exp }); }
} }
}); });
if (node._hasOnLoad || node._componentInitialized) Promise.resolve().then(() => node.dispatchEvent(new Event('load', { bubbles: false }))); if (node._hasOnLoad || node._componentInitialized) Promise.resolve().then(() => node.dispatchEvent(new Event('load', { bubbles: false })));
if (node._hasOnUpdate) node.dispatchEvent(new Event('update', { bubbles: false })); if (node._hasOnUpdate) node.dispatchEvent(new Event('update', { bubbles: false }));
if (node._thisObj) scanObj.thisObj = node._thisObj; if (node._thisObj) scanObj.thisObj = node._thisObj;
} }
export const _scanTree = (node, scanObj = {}) => { export const _scanTree = (node, scanObj = {}) => {
if (node.nodeType === 3) { if (node.nodeType === 3) {
if (node._stTranslated) return; if (node._stTranslated) return;
const translated = _translate(node.textContent); const translated = _translate(node.textContent);
if (translated !== node.textContent) node.textContent = translated; if (translated !== node.textContent) node.textContent = translated;
node._stTranslated = true; node._stTranslated = true;
return; return;
} }
if (node.nodeType !== 1) return; if (node.nodeType !== 1) return;
if (!node._stTranslated) { if (!node._stTranslated) {
Array.from(node.attributes).forEach(attr => { Array.from(node.attributes).forEach(attr => {
if (!attr.name.startsWith('$') && !attr.name.startsWith('st-') && !attr.name.startsWith('.')) { if (!attr.name.startsWith('$') && !attr.name.startsWith('st-') && !attr.name.startsWith('.')) {
const translated = _translate(attr.value); const translated = _translate(attr.value);
if (translated !== attr.value) attr.value = translated; if (translated !== attr.value) attr.value = translated;
} }
}); });
node._stTranslated = true; node._stTranslated = true;
} }
if (node.tagName !== 'TEMPLATE' && (node.hasAttribute('$if') || node.hasAttribute('$each') || node.hasAttribute('st-if') || node.hasAttribute('st-each') || node.hasAttribute('$$if') || node.hasAttribute('$$each') || node.hasAttribute('st-st-if') || node.hasAttribute('st-st-each'))) { if (node.tagName !== 'TEMPLATE' && (node.hasAttribute('$if') || node.hasAttribute('$each') || node.hasAttribute('st-if') || node.hasAttribute('st-each') || node.hasAttribute('$$if') || node.hasAttribute('$$each') || node.hasAttribute('st-st-if') || node.hasAttribute('st-st-each'))) {
const template = document.createElement('TEMPLATE'); const template = document.createElement('TEMPLATE');
const attrs = Array.from(node.attributes).filter(attr => ['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].includes(attr.name) || ((node.hasAttribute('$each') || node.hasAttribute('st-each') || node.hasAttribute('$$each') || node.hasAttribute('st-st-each')) && ['as', 'index'].includes(attr.name))); const attrs = Array.from(node.attributes).filter(attr => ['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].includes(attr.name) || ((node.hasAttribute('$each') || node.hasAttribute('st-each') || node.hasAttribute('$$each') || node.hasAttribute('st-st-each')) && ['as', 'index'].includes(attr.name)));
attrs.forEach(attr => { attrs.forEach(attr => {
template.setAttribute(attr.name, attr.value); template.setAttribute(attr.name, attr.value);
node.removeAttribute(attr.name); node.removeAttribute(attr.name);
}); });
node.parentNode.insertBefore(template, node); node.parentNode.insertBefore(template, node);
template.content.appendChild(node); template.content.appendChild(node);
template._ref = node._ref; template._ref = node._ref;
_scanTree(template, scanObj); _scanTree(template, scanObj);
return; return;
} }
if (node.tagName === 'TEMPLATE' && (node.hasAttribute('$if') || node.hasAttribute('st-if') || node.hasAttribute('$$if') || node.hasAttribute('st-st-if')) && (node.hasAttribute('$each') || node.hasAttribute('st-each') || node.hasAttribute('$$each') || node.hasAttribute('st-st-each'))) { if (node.tagName === 'TEMPLATE' && (node.hasAttribute('$if') || node.hasAttribute('st-if') || node.hasAttribute('$$if') || node.hasAttribute('st-st-if')) && (node.hasAttribute('$each') || node.hasAttribute('st-each') || node.hasAttribute('$$each') || node.hasAttribute('st-st-each'))) {
const template = document.createElement('TEMPLATE'); const template = document.createElement('TEMPLATE');
const attrs = Array.from(node.attributes).filter(attr => ['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].includes(attr.name)); const attrs = Array.from(node.attributes).filter(attr => ['$if', '$each', 'st-if', 'st-each', '$$if', '$$each', 'st-st-if', 'st-st-each'].includes(attr.name));
const attr = attrs[attrs.length - 1]; const attr = attrs[attrs.length - 1];
template.setAttribute(attr.name, attr.value); template.setAttribute(attr.name, attr.value);
node.removeAttribute(attr.name); node.removeAttribute(attr.name);
if (['$each', 'st-each', '$$each', 'st-st-each'].includes(attr.name)) { if (['$each', 'st-each', '$$each', 'st-st-each'].includes(attr.name)) {
Array.from(node.attributes).filter(attr => ['as', 'index'].includes(attr.name)).forEach(attr => { template.setAttribute(attr.name, attr.value); node.removeAttribute(attr.name); }); Array.from(node.attributes).filter(attr => ['as', 'index'].includes(attr.name)).forEach(attr => { template.setAttribute(attr.name, attr.value); node.removeAttribute(attr.name); });
} }
Array.from(node.content.childNodes).forEach(child => template.content.appendChild(child)); Array.from(node.content.childNodes).forEach(child => template.content.appendChild(child));
node.content.appendChild(template); node.content.appendChild(template);
template._ref = node._ref; template._ref = node._ref;
} }
if (node.tagName === 'IMG' && (node.hasAttribute('src') || node.hasAttribute('_src') || node.hasAttribute('$src'))) { if (node.tagName === 'IMG' && (node.hasAttribute('src') || node.hasAttribute('_src') || node.hasAttribute('$src'))) {
const imgNode = node; const imgNode = node;
Promise.resolve().then(() => { Promise.resolve().then(() => {
const url = imgNode.getAttribute('_src') || imgNode.getAttribute('src'); const url = imgNode.getAttribute('_src') || imgNode.getAttribute('src');
if (url) fetch(url, { cache: 'force-cache' }).then(r => r.text()).then(svgText => { if (url) fetch(url, { cache: 'force-cache' }).then(r => r.text()).then(svgText => {
const realSvg = new DOMParser().parseFromString(svgText, "image/svg+xml").querySelector('svg'); const realSvg = new DOMParser().parseFromString(svgText, "image/svg+xml").querySelector('svg');
if (realSvg) { if (realSvg) {
Array.from(imgNode.attributes).forEach(attr => realSvg.setAttribute(attr.name, attr.value)); Array.from(imgNode.attributes).forEach(attr => realSvg.setAttribute(attr.name, attr.value));
imgNode.replaceWith(realSvg); imgNode.replaceWith(realSvg);
} }
}); });
}); });
} }
if (node._thisObj !== undefined) scanObj.thisObj = node._thisObj || null; if (node._thisObj !== undefined) scanObj.thisObj = node._thisObj || null;
else { else {
let curr = node; let curr = node;
while (curr && curr._thisObj === undefined) curr = curr.parentNode; while (curr && curr._thisObj === undefined) curr = curr.parentNode;
scanObj.thisObj = curr ? curr._thisObj : null; scanObj.thisObj = curr ? curr._thisObj : null;
} }
if (node._ref === undefined) { if (node._ref === undefined) {
let curr = node; let curr = node;
while (curr && curr._ref === undefined) curr = curr.parentNode; while (curr && curr._ref === undefined) curr = curr.parentNode;
node._ref = curr ? { ...curr._ref } : {}; node._ref = curr ? { ...curr._ref } : {};
} }
if (scanObj.extendVars) Object.assign(node._ref, scanObj.extendVars); if (scanObj.extendVars) Object.assign(node._ref, scanObj.extendVars);
_parseNode(node, { ...scanObj }); _parseNode(node, { ...scanObj });
const nodes = [...(node.childNodes || [])]; const nodes = [...(node.childNodes || [])];
nodes.forEach(child => _scanTree(child, { thisObj: scanObj.thisObj, extendVars: { ...node._ref } })); nodes.forEach(child => _scanTree(child, { thisObj: scanObj.thisObj, extendVars: { ...node._ref } }));
}; };
export const _unbindTree = (node) => { export const _unbindTree = (node) => {
if (node.nodeType !== 1) return; if (node.nodeType !== 1) return;
if (node._hasOnUnload) node.dispatchEvent(new Event('unload', { bubbles: false })); if (node._hasOnUnload) node.dispatchEvent(new Event('unload', { bubbles: false }));
if (node._states) node._states.forEach(mappings => { if (node._states) node._states.forEach(mappings => {
for (const [key, bindingSet] of mappings) { for (const [key, bindingSet] of mappings) {
for (const binding of bindingSet) { if (binding.node === node) bindingSet.delete(binding); } for (const binding of bindingSet) { if (binding.node === node) bindingSet.delete(binding); }
} }
}); });
node.childNodes && node.childNodes.forEach(child => _unbindTree(child)); node.childNodes && node.childNodes.forEach(child => _unbindTree(child));
}; };
// 全局挂载 // 全局挂载