fix: reset spacing cannot generate correct source code (#657)

packages/settings/styles/src/components/spacing/SpacingGroup.vue

@@ -429,7 +429,7 @@ export default {
 
         properties[name] = {
           value,
-          text: value === 'auto' ? 'auto' : String(Number.parseInt(value || 0)), // 界面 box 中显示的数值
+          text: value === 'auto' ? 'auto' : String(Number.parseInt(value) || 0), // 界面 box 中显示的数值
           setting: Boolean(value) // 属性是否已设置值
         }
       })

packages/settings/styles/src/components/spacing/SpacingSetting.vue

@@ -61,6 +61,10 @@ export default {
       props.property.value?.indexOf('px') > -1 ? Number.parseInt(props.property.value) : props.property.value
     )
 
+    const updateStyle = (value) => {
+      emit('update', { [props.property.name]: value })
+    }
+
     const sliderChange = () => {
       if (sliderFlag) {
         updateStyle(`${sliderValue.value}px`)
@@ -83,11 +87,7 @@ export default {
 
     const reset = () => {
       sliderFlag = false
-      updateStyle('')
-    }
-
-    const updateStyle = (value) => {
-      emit('update', { [props.property.name]: value })
+      updateStyle(null)
     }
 
     const inputChange = (property) => {

packages/settings/styles/src/js/parser.js

@@ -231,7 +231,7 @@ export const stringify = (originParseList, styleObject, config = {}) => {
         if (key.includes('comment')) {
           str += `${value.value}\n`
         } else {
-          str += `${key}: ${value.value};\n`
+          str += `${key}: ${value.value === '' ? "''" : value.value};\n`
         }
       }
     } else {
@@ -249,7 +249,7 @@ export const stringify = (originParseList, styleObject, config = {}) => {
       // 在 styleObject  的，可能有改动，所以需要用 styleObject 拼接
       for (const [key, value] of Object.entries(styleObject[item.selectors].rules)) {
         if (![null, undefined].includes(value)) {
-          str += `${key}: ${value};\n`
+          str += `${key}: ${value === '' ? "''" : value};\n`
         }
       }
     }
@@ -266,7 +266,7 @@ export const stringify = (originParseList, styleObject, config = {}) => {
     str += `${selector} {\n`
 
     for (const [declKey, declValue] of Object.entries(value.rules)) {
-      str += `${declKey}: ${declValue};\n`
+      str += `${declKey}: ${declValue === '' ? "''" : declValue};\n`
     }
 
     str += '}\n'