feat(alita): 去除无用属性，减少小程序包体积

areslabs · Jul 23, 2019 · 274957f · 274957f
1 parent fefb3a6
commit 274957f
Show file tree

Hide file tree

Showing 2 changed files with 20 additions and 1 deletion.
diff --git a/src/misc/transformJSX.js b/src/misc/transformJSX.js
@@ -119,6 +119,21 @@ const transformJSX = (api, options) => {
         if (t.isJSXElement(path.node.value)) {
             path.node.value = t.jsxExpressionContainer(path.node.value);
         }
+
+        if (path.type === 'JSXAttribute' && path.node.name.type === 'JSXNamespacedName') {
+            path.remove()
+        }
+    };
+
+    visitor.JSXOpeningElement = function (path) {
+        if (path.node.name.name === 'template') {
+            path.node.attributes = path.node.attributes.filter(attr => {
+                return attr.type === 'JSXAttribute'
+                    && (attr.name.name === 'datakey'
+                        || attr.name.name === 'tempVnode'
+                    )
+            })
+        }
     };
 
     return {

diff --git a/src/tran/geneAllTemplate.js b/src/tran/geneAllTemplate.js
@@ -84,10 +84,13 @@ export default function(ast, info) {
             ) {
                 const jsxOp = path.node.openingElement
                 let tempName = ''
-                jsxOp.attributes.forEach(attr => {
+                jsxOp.attributes = jsxOp.attributes.filter(attr => {
                     if (attr.name && attr.name.name === 'tempName') {
                         tempName = attr.value.value
+                        return false
                     }
+
+                    return true
                 })
 
                 info.templates.push(decTemlate(tempName, path.node))
@@ -108,6 +111,7 @@ export default function(ast, info) {
                 if (name === 'tempVnode'
                     || name === 'CPTVnode'
                     || name === 'key'
+                    || name === 'datakey'
                 ) {
                     path.remove()
                     return