489 lines
15 KiB
489 lines
15 KiB
import { registerRuntimeHelpers, isBuiltInType, createSimpleExpression, createCompilerError, createObjectProperty, getConstantType, createCallExpression, TO_DISPLAY_STRING, transformModel as transformModel$1, findProp, hasDynamicKeyVBind, transformOn as transformOn$1, isStaticExp, createCompoundExpression, checkCompatEnabled, noopDirectiveTransform, baseCompile, baseParse } from '@vue/compiler-core'; |
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export * from '@vue/compiler-core'; |
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import { isVoidTag, isHTMLTag, isSVGTag, makeMap, parseStringStyle, capitalize, extend } from '@vue/shared'; |
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const V_MODEL_RADIO = Symbol(!!(process.env.NODE_ENV !== "production") ? `vModelRadio` : ``); |
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const V_MODEL_CHECKBOX = Symbol(!!(process.env.NODE_ENV !== "production") ? `vModelCheckbox` : ``); |
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const V_MODEL_TEXT = Symbol(!!(process.env.NODE_ENV !== "production") ? `vModelText` : ``); |
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const V_MODEL_SELECT = Symbol(!!(process.env.NODE_ENV !== "production") ? `vModelSelect` : ``); |
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const V_MODEL_DYNAMIC = Symbol(!!(process.env.NODE_ENV !== "production") ? `vModelDynamic` : ``); |
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const V_ON_WITH_MODIFIERS = Symbol(!!(process.env.NODE_ENV !== "production") ? `vOnModifiersGuard` : ``); |
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const V_ON_WITH_KEYS = Symbol(!!(process.env.NODE_ENV !== "production") ? `vOnKeysGuard` : ``); |
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const V_SHOW = Symbol(!!(process.env.NODE_ENV !== "production") ? `vShow` : ``); |
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const TRANSITION = Symbol(!!(process.env.NODE_ENV !== "production") ? `Transition` : ``); |
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const TRANSITION_GROUP = Symbol(!!(process.env.NODE_ENV !== "production") ? `TransitionGroup` : ``); |
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registerRuntimeHelpers({ |
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[V_MODEL_RADIO]: `vModelRadio`, |
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[V_MODEL_CHECKBOX]: `vModelCheckbox`, |
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[V_MODEL_TEXT]: `vModelText`, |
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[V_MODEL_SELECT]: `vModelSelect`, |
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[V_MODEL_DYNAMIC]: `vModelDynamic`, |
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[V_ON_WITH_MODIFIERS]: `withModifiers`, |
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[V_ON_WITH_KEYS]: `withKeys`, |
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[V_SHOW]: `vShow`, |
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[TRANSITION]: `Transition`, |
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[TRANSITION_GROUP]: `TransitionGroup` |
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}); |
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let decoder; |
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function decodeHtmlBrowser(raw, asAttr = false) { |
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if (!decoder) { |
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decoder = document.createElement("div"); |
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} |
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if (asAttr) { |
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decoder.innerHTML = `<div foo="${raw.replace(/"/g, """)}">`; |
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return decoder.children[0].getAttribute("foo"); |
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} else { |
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decoder.innerHTML = raw; |
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return decoder.textContent; |
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} |
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} |
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const isRawTextContainer = /* @__PURE__ */ makeMap( |
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"style,iframe,script,noscript", |
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true |
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); |
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const parserOptions = { |
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isVoidTag, |
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isNativeTag: (tag) => isHTMLTag(tag) || isSVGTag(tag), |
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isPreTag: (tag) => tag === "pre", |
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decodeEntities: decodeHtmlBrowser , |
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isBuiltInComponent: (tag) => { |
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if (isBuiltInType(tag, `Transition`)) { |
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return TRANSITION; |
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} else if (isBuiltInType(tag, `TransitionGroup`)) { |
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return TRANSITION_GROUP; |
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} |
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}, |
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// https://html.spec.whatwg.org/multipage/parsing.html#tree-construction-dispatcher |
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getNamespace(tag, parent) { |
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let ns = parent ? parent.ns : 0; |
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if (parent && ns === 2) { |
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if (parent.tag === "annotation-xml") { |
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if (tag === "svg") { |
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return 1; |
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} |
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if (parent.props.some( |
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(a) => a.type === 6 && a.name === "encoding" && a.value != null && (a.value.content === "text/html" || a.value.content === "application/xhtml+xml") |
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)) { |
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ns = 0; |
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} |
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} else if (/^m(?:[ions]|text)$/.test(parent.tag) && tag !== "mglyph" && tag !== "malignmark") { |
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ns = 0; |
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} |
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} else if (parent && ns === 1) { |
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if (parent.tag === "foreignObject" || parent.tag === "desc" || parent.tag === "title") { |
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ns = 0; |
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} |
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} |
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if (ns === 0) { |
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if (tag === "svg") { |
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return 1; |
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} |
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if (tag === "math") { |
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return 2; |
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} |
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} |
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return ns; |
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}, |
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// https://html.spec.whatwg.org/multipage/parsing.html#parsing-html-fragments |
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getTextMode({ tag, ns }) { |
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if (ns === 0) { |
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if (tag === "textarea" || tag === "title") { |
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return 1; |
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} |
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if (isRawTextContainer(tag)) { |
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return 2; |
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} |
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} |
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return 0; |
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} |
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}; |
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const transformStyle = (node) => { |
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if (node.type === 1) { |
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node.props.forEach((p, i) => { |
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if (p.type === 6 && p.name === "style" && p.value) { |
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node.props[i] = { |
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type: 7, |
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name: `bind`, |
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arg: createSimpleExpression(`style`, true, p.loc), |
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exp: parseInlineCSS(p.value.content, p.loc), |
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modifiers: [], |
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loc: p.loc |
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}; |
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} |
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}); |
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} |
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}; |
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const parseInlineCSS = (cssText, loc) => { |
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const normalized = parseStringStyle(cssText); |
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return createSimpleExpression( |
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JSON.stringify(normalized), |
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false, |
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loc, |
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3 |
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); |
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}; |
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function createDOMCompilerError(code, loc) { |
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return createCompilerError( |
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code, |
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loc, |
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!!(process.env.NODE_ENV !== "production") || false ? DOMErrorMessages : void 0 |
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); |
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} |
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const DOMErrorMessages = { |
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[53]: `v-html is missing expression.`, |
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[54]: `v-html will override element children.`, |
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[55]: `v-text is missing expression.`, |
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[56]: `v-text will override element children.`, |
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[57]: `v-model can only be used on <input>, <textarea> and <select> elements.`, |
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[58]: `v-model argument is not supported on plain elements.`, |
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[59]: `v-model cannot be used on file inputs since they are read-only. Use a v-on:change listener instead.`, |
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[60]: `Unnecessary value binding used alongside v-model. It will interfere with v-model's behavior.`, |
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[61]: `v-show is missing expression.`, |
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[62]: `<Transition> expects exactly one child element or component.`, |
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[63]: `Tags with side effect (<script> and <style>) are ignored in client component templates.` |
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}; |
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const transformVHtml = (dir, node, context) => { |
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const { exp, loc } = dir; |
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if (!exp) { |
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context.onError( |
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createDOMCompilerError(53, loc) |
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); |
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} |
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if (node.children.length) { |
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context.onError( |
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createDOMCompilerError(54, loc) |
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); |
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node.children.length = 0; |
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} |
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return { |
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props: [ |
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createObjectProperty( |
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createSimpleExpression(`innerHTML`, true, loc), |
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exp || createSimpleExpression("", true) |
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) |
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] |
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}; |
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}; |
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const transformVText = (dir, node, context) => { |
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const { exp, loc } = dir; |
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if (!exp) { |
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context.onError( |
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createDOMCompilerError(55, loc) |
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); |
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} |
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if (node.children.length) { |
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context.onError( |
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createDOMCompilerError(56, loc) |
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); |
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node.children.length = 0; |
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} |
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return { |
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props: [ |
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createObjectProperty( |
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createSimpleExpression(`textContent`, true), |
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exp ? getConstantType(exp, context) > 0 ? exp : createCallExpression( |
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context.helperString(TO_DISPLAY_STRING), |
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[exp], |
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loc |
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) : createSimpleExpression("", true) |
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) |
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] |
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}; |
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}; |
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const transformModel = (dir, node, context) => { |
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const baseResult = transformModel$1(dir, node, context); |
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if (!baseResult.props.length || node.tagType === 1) { |
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return baseResult; |
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} |
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if (dir.arg) { |
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context.onError( |
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createDOMCompilerError( |
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58, |
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dir.arg.loc |
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) |
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); |
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} |
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function checkDuplicatedValue() { |
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const value = findProp(node, "value"); |
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if (value) { |
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context.onError( |
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createDOMCompilerError( |
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60, |
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value.loc |
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) |
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); |
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} |
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} |
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const { tag } = node; |
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const isCustomElement = context.isCustomElement(tag); |
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if (tag === "input" || tag === "textarea" || tag === "select" || isCustomElement) { |
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let directiveToUse = V_MODEL_TEXT; |
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let isInvalidType = false; |
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if (tag === "input" || isCustomElement) { |
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const type = findProp(node, `type`); |
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if (type) { |
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if (type.type === 7) { |
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directiveToUse = V_MODEL_DYNAMIC; |
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} else if (type.value) { |
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switch (type.value.content) { |
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case "radio": |
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directiveToUse = V_MODEL_RADIO; |
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break; |
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case "checkbox": |
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directiveToUse = V_MODEL_CHECKBOX; |
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break; |
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case "file": |
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isInvalidType = true; |
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context.onError( |
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createDOMCompilerError( |
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59, |
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dir.loc |
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) |
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); |
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break; |
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default: |
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!!(process.env.NODE_ENV !== "production") && checkDuplicatedValue(); |
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break; |
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} |
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} |
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} else if (hasDynamicKeyVBind(node)) { |
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directiveToUse = V_MODEL_DYNAMIC; |
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} else { |
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!!(process.env.NODE_ENV !== "production") && checkDuplicatedValue(); |
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} |
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} else if (tag === "select") { |
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directiveToUse = V_MODEL_SELECT; |
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} else { |
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!!(process.env.NODE_ENV !== "production") && checkDuplicatedValue(); |
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} |
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if (!isInvalidType) { |
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baseResult.needRuntime = context.helper(directiveToUse); |
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} |
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} else { |
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context.onError( |
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createDOMCompilerError( |
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57, |
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dir.loc |
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) |
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); |
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} |
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baseResult.props = baseResult.props.filter( |
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(p) => !(p.key.type === 4 && p.key.content === "modelValue") |
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); |
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return baseResult; |
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}; |
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const isEventOptionModifier = /* @__PURE__ */ makeMap(`passive,once,capture`); |
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const isNonKeyModifier = /* @__PURE__ */ makeMap( |
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// event propagation management |
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`stop,prevent,self,ctrl,shift,alt,meta,exact,middle` |
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); |
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const maybeKeyModifier = /* @__PURE__ */ makeMap("left,right"); |
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const isKeyboardEvent = /* @__PURE__ */ makeMap( |
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`onkeyup,onkeydown,onkeypress`, |
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true |
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); |
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const resolveModifiers = (key, modifiers, context, loc) => { |
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const keyModifiers = []; |
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const nonKeyModifiers = []; |
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const eventOptionModifiers = []; |
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for (let i = 0; i < modifiers.length; i++) { |
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const modifier = modifiers[i]; |
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if (modifier === "native" && checkCompatEnabled( |
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"COMPILER_V_ON_NATIVE", |
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context, |
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loc |
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)) { |
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eventOptionModifiers.push(modifier); |
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} else if (isEventOptionModifier(modifier)) { |
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eventOptionModifiers.push(modifier); |
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} else { |
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if (maybeKeyModifier(modifier)) { |
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if (isStaticExp(key)) { |
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if (isKeyboardEvent(key.content)) { |
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keyModifiers.push(modifier); |
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} else { |
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nonKeyModifiers.push(modifier); |
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} |
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} else { |
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keyModifiers.push(modifier); |
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nonKeyModifiers.push(modifier); |
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} |
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} else { |
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if (isNonKeyModifier(modifier)) { |
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nonKeyModifiers.push(modifier); |
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} else { |
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keyModifiers.push(modifier); |
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} |
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} |
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} |
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} |
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return { |
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keyModifiers, |
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nonKeyModifiers, |
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eventOptionModifiers |
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}; |
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}; |
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const transformClick = (key, event) => { |
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const isStaticClick = isStaticExp(key) && key.content.toLowerCase() === "onclick"; |
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return isStaticClick ? createSimpleExpression(event, true) : key.type !== 4 ? createCompoundExpression([ |
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`(`, |
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key, |
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`) === "onClick" ? "${event}" : (`, |
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key, |
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`)` |
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]) : key; |
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}; |
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const transformOn = (dir, node, context) => { |
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return transformOn$1(dir, node, context, (baseResult) => { |
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const { modifiers } = dir; |
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if (!modifiers.length) |
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return baseResult; |
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let { key, value: handlerExp } = baseResult.props[0]; |
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const { keyModifiers, nonKeyModifiers, eventOptionModifiers } = resolveModifiers(key, modifiers, context, dir.loc); |
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if (nonKeyModifiers.includes("right")) { |
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key = transformClick(key, `onContextmenu`); |
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} |
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if (nonKeyModifiers.includes("middle")) { |
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key = transformClick(key, `onMouseup`); |
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} |
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if (nonKeyModifiers.length) { |
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handlerExp = createCallExpression(context.helper(V_ON_WITH_MODIFIERS), [ |
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handlerExp, |
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JSON.stringify(nonKeyModifiers) |
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]); |
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} |
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if (keyModifiers.length && // if event name is dynamic, always wrap with keys guard |
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(!isStaticExp(key) || isKeyboardEvent(key.content))) { |
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handlerExp = createCallExpression(context.helper(V_ON_WITH_KEYS), [ |
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handlerExp, |
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JSON.stringify(keyModifiers) |
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]); |
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} |
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if (eventOptionModifiers.length) { |
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const modifierPostfix = eventOptionModifiers.map(capitalize).join(""); |
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key = isStaticExp(key) ? createSimpleExpression(`${key.content}${modifierPostfix}`, true) : createCompoundExpression([`(`, key, `) + "${modifierPostfix}"`]); |
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} |
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return { |
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props: [createObjectProperty(key, handlerExp)] |
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}; |
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}); |
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}; |
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const transformShow = (dir, node, context) => { |
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const { exp, loc } = dir; |
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if (!exp) { |
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context.onError( |
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createDOMCompilerError(61, loc) |
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); |
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} |
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return { |
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props: [], |
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needRuntime: context.helper(V_SHOW) |
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}; |
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}; |
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const transformTransition = (node, context) => { |
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if (node.type === 1 && node.tagType === 1) { |
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const component = context.isBuiltInComponent(node.tag); |
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if (component === TRANSITION) { |
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return () => { |
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if (!node.children.length) { |
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return; |
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} |
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if (hasMultipleChildren(node)) { |
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context.onError( |
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createDOMCompilerError( |
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62, |
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{ |
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start: node.children[0].loc.start, |
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end: node.children[node.children.length - 1].loc.end, |
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source: "" |
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} |
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) |
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); |
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} |
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const child = node.children[0]; |
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if (child.type === 1) { |
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for (const p of child.props) { |
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if (p.type === 7 && p.name === "show") { |
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node.props.push({ |
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type: 6, |
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name: "persisted", |
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value: void 0, |
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loc: node.loc |
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}); |
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} |
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} |
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} |
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}; |
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} |
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} |
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}; |
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function hasMultipleChildren(node) { |
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const children = node.children = node.children.filter( |
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(c) => c.type !== 3 && !(c.type === 2 && !c.content.trim()) |
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); |
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const child = children[0]; |
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return children.length !== 1 || child.type === 11 || child.type === 9 && child.branches.some(hasMultipleChildren); |
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} |
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const ignoreSideEffectTags = (node, context) => { |
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if (node.type === 1 && node.tagType === 0 && (node.tag === "script" || node.tag === "style")) { |
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!!(process.env.NODE_ENV !== "production") && context.onError( |
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createDOMCompilerError( |
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63, |
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node.loc |
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) |
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); |
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context.removeNode(); |
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} |
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}; |
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const DOMNodeTransforms = [ |
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transformStyle, |
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...!!(process.env.NODE_ENV !== "production") ? [transformTransition] : [] |
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]; |
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const DOMDirectiveTransforms = { |
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cloak: noopDirectiveTransform, |
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html: transformVHtml, |
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text: transformVText, |
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model: transformModel, |
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// override compiler-core |
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on: transformOn, |
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// override compiler-core |
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show: transformShow |
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}; |
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function compile(template, options = {}) { |
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return baseCompile( |
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template, |
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extend({}, parserOptions, options, { |
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nodeTransforms: [ |
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// ignore <script> and <tag> |
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// this is not put inside DOMNodeTransforms because that list is used |
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// by compiler-ssr to generate vnode fallback branches |
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ignoreSideEffectTags, |
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...DOMNodeTransforms, |
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...options.nodeTransforms || [] |
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], |
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directiveTransforms: extend( |
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{}, |
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DOMDirectiveTransforms, |
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options.directiveTransforms || {} |
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), |
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transformHoist: null |
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}) |
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); |
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} |
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function parse(template, options = {}) { |
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return baseParse(template, extend({}, parserOptions, options)); |
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} |
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export { DOMDirectiveTransforms, DOMNodeTransforms, TRANSITION, TRANSITION_GROUP, V_MODEL_CHECKBOX, V_MODEL_DYNAMIC, V_MODEL_RADIO, V_MODEL_SELECT, V_MODEL_TEXT, V_ON_WITH_KEYS, V_ON_WITH_MODIFIERS, V_SHOW, compile, createDOMCompilerError, parse, parserOptions, transformStyle };
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