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fix: ensure makeMap calls are tree-shakable

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This commit is contained in:
Evan You 2019-10-15 12:19:46 -04:00
parent 58fffcb987
commit 7de3aee317
4 changed files with 10 additions and 9 deletions
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2
packages/compiler-core/src/transforms/transformExpression.ts
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@ -25,7 +25,7 @@ import {
} from '../utils' } from '../utils'
import { isGloballyWhitelisted, makeMap } from '@vue/shared' import { isGloballyWhitelisted, makeMap } from '@vue/shared'
const isLiteralWhitelisted = makeMap('true,false,null,this') const isLiteralWhitelisted = /*@__PURE__*/ makeMap('true,false,null,this')
export const transformExpression: NodeTransform = (node, context) => { export const transformExpression: NodeTransform = (node, context) => {
if (node.type === NodeTypes.INTERPOLATION) { if (node.type === NodeTypes.INTERPOLATION) {

6
packages/shared/src/element.ts
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@ -23,6 +23,6 @@ const SVG_TAGS =
const VOID_TAGS = const VOID_TAGS =
'area,base,br,col,embed,hr,img,input,link,meta,param,source,track,wbr' 'area,base,br,col,embed,hr,img,input,link,meta,param,source,track,wbr'
export const isHTMLTag = makeMap(HTML_TAGS) export const isHTMLTag = /*@__PURE__*/ makeMap(HTML_TAGS)
export const isSVGTag = makeMap(SVG_TAGS) export const isSVGTag = /*@__PURE__*/ makeMap(SVG_TAGS)
export const isVoidTag = makeMap(VOID_TAGS) export const isVoidTag = /*@__PURE__*/ makeMap(VOID_TAGS)

2
packages/shared/src/globalsWhitelist.ts
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@ -5,4 +5,4 @@ const GLOBALS_WHITE_LISTED =
'decodeURIComponent,encodeURI,encodeURIComponent,Math,Number,Date,Array,' + 'decodeURIComponent,encodeURI,encodeURIComponent,Math,Number,Date,Array,' +
'Object,Boolean,String,RegExp,Map,Set,JSON,Intl' 'Object,Boolean,String,RegExp,Map,Set,JSON,Intl'
export const isGloballyWhitelisted = makeMap(GLOBALS_WHITE_LISTED) export const isGloballyWhitelisted = /*@__PURE__*/ makeMap(GLOBALS_WHITE_LISTED)

9
packages/shared/src/makeMap.ts
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@ -1,7 +1,8 @@
/** // Make a map and return a function for checking if a key
* Make a map and return a function for checking if a key // is in that map.
* is in that map. //
*/ // IMPORTANT: all calls of this function must be prefixed with /*@__PURE__*/
// So that rollup can tree-shake them if necessary.
export function makeMap( export function makeMap(
str: string, str: string,
expectsLowerCase?: boolean expectsLowerCase?: boolean