https://rspack.rs/static/js/async/route-b67fe1cc41c7.6bd617e931.js

1"use strict";(self.rspackChunkrspack_website=self.rspackChunkrspack_website||[]).push([["3h"],{hpR(s,n,r){r.r(n);var e=r("i"),i=r("fj"),o=r("V"),l=r("oD"),a=r("h2m");function c(s){let n={a:"a",blockquote:"blockquote",code:"code",h1:"h1",h2:"h2",h3:"h3",li:"li",p:"p",pre:"pre",span:"span",strong:"strong",ul:"ul",...(0,i.R)(),...s.components};return(0,e.jsxs)(e.Fragment,{children:[(0,e.jsxs)(n.h1,{id:"stats",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#stats",children:"#"}),"Stats"]}),"\n",(0,e.jsxs)(n.p,{children:[(0,e.jsx)(n.code,{children:"Stats"})," 对象会作为 ",(0,e.jsx)(n.code,{children:"rspack()"})," 回调函数的第二个参数，可以通过它获取到一次 Compilation 执行过程中的信息，包括："]}),"\n",(0,e.jsxs)(n.ul,{children:["\n",(0,e.jsx)(n.li,{children:"错误和警告（如果存在）"}),"\n",(0,e.jsx)(n.li,{children:"计时信息"}),"\n",(0,e.jsx)(n.li,{children:"模块和 chunk 信息"}),"\n"]}),"\n",(0,e.jsxs)(n.p,{children:[(0,e.jsx)(n.code,{children:"Stats"})," 对象提供了两个重要方法："]}),"\n",(0,e.jsxs)(n.ul,{children:["\n",(0,e.jsxs)(n.li,{children:[(0,e.jsx)(n.code,{children:"toJson()"}),": 以 ",(0,e.jsx)(n.a,{href:"/zh/api/javascript-api/stats-json.html",children:"Stats JSON"})," 对象的形式输出信息，常用于产物分析工具"]}),"\n",(0,e.jsxs)(n.li,{children:[(0,e.jsx)(n.code,{children:"toString()"}),": 以字符串形式输出信息，常用于控制台输出"]}),"\n"]}),"\n",(0,e.jsxs)(n.p,{children:["同时 Rspack 也提供了 ",(0,e.jsx)(n.code,{children:"StatsFactory"})," 和 ",(0,e.jsx)(n.code,{children:"StatsPrinter"})," 来更细粒度地控制输出的对象或字符串。"]}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",title:"Stats",lang:"txt",children:(0,e.jsxs)(n.code,{children:[(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{children:"Compilation ===============> Stats JSON =================> Stats Output"})}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{children:"           ╰─ StatsFactory ─╯           ╰─ StatsPrinter ─╯"})}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{children:"╰─────────── stats.toJson() ───────────╯"})}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{children:"╰───────────────────────── stats.toString() ──────────────────────────╯"})})]})})}),"\n",(0,e.jsxs)(n.p,{children:["通过 ",(0,e.jsx)(n.a,{href:"/zh/api/javascript-api/compilation.html#getstats",children:(0,e.jsx)(n.code,{children:"compilation.getStats()"})})," 或 ",(0,e.jsx)(n.code,{children:"new Stats(compilation)"})," 以创建一个 Compilation 关联的 Stats 对象。"]}),"\n",(0,e.jsxs)(o.Pq,{type:"warning",title:"注意时机",children:[(0,e.jsxs)(n.p,{children:[(0,e.jsx)(n.code,{children:"stats.toJson()"})," 和 ",(0,e.jsx)(n.code,{children:"stats.toString()"})," 依赖在 ",(0,e.jsx)(n.code,{children:"compiler.hooks.done"})," 阶段才最终稳定的编译产物。如果在其他时机调用（例如复用更早阶段拿到的旧 ",(0,e.jsx)(n.code,{children:"Stats"})," 对象），部分 Stats 字段可能不完整。"]}),(0,e.jsxs)(n.p,{children:["为了拿到完整且稳定的 Stats 输出，建议在 ",(0,e.jsx)(n.code,{children:"compiler.hooks.done"})," 中调用这些方法："]}),(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"compiler"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"."}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"hooks"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"."}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"done"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".tap"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-string-expression)"},children:"'MyPlugin'"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-punctuation)"},children:","}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" (stats) "}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"=>"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" {"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"  const"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:" ="}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" stats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".toJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"({ all"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:":"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" false"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-punctuation)"},children:","}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" errors"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:":"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" true"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-punctuation)"},children:","}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" warnings"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:":"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" true"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" });"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"  const"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" 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console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".log"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:".errors);"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"  console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".log"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"(statsText);"})]}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"});"})})]})})})]}),"\n",(0,e.jsxs)(n.h2,{id:"stats-方法",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#stats-方法",children:"#"}),"Stats 方法"]}),"\n",(0,e.jsxs)(n.h3,{id:"haserrors",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#haserrors",children:"#"}),"hasErrors"]}),"\n",(0,e.jsx)(n.p,{children:"用来检查编译期是否有错误。"}),"\n",(0,e.jsx)(n.p,{children:(0,e.jsx)(n.strong,{children:"类型："})}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"ts",children:(0,e.jsx)(n.code,{children:(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"hasErrors"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"}

1,children:"(): boolean;"})]})})})}),"\n",(0,e.jsx)(n.p,{children:"可以根据返回值处理编译错误："}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"if"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" ("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"stats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".hasErrors"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"()) {"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"  console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".error"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-string-expression)"},children:"'编译失败'"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:");"})]}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"}"})})]})})}),"\n",(0,e.jsxs)(n.h3,{id:"haswarnings",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#haswarnings",children:"#"}),"hasWarnings"]}),"\n",(0,e.jsx)(n.p,{children:"用来检查编译期是否有警告。"}),"\n",(0,e.jsx)(n.p,{children:(0,e.jsx)(n.strong,{children:"类型："})}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"ts",children:(0,e.jsx)(n.code,{children:(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"hasWarnings"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"(): boolean;"})]})})})}),"\n",(0,e.jsx)(n.p,{children:"可以根据返回值处理编译警告："}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"if"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" ("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"stats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".hasWarnings"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"()) {"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"  console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".warn"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-string-expression)"},children:"'编译完成，但存在警告'"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:");"})]}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"}"})})]})})}),"\n",(0,e.jsxs)(n.h3,{id:"tojson",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#tojson",children:"#"}),"toJson"]}),"\n",(0,e.jsxs)(n.p,{children:["以 ",(0,e.jsx)(n.a,{href:"/zh/api/javascript-api/stats-json.html",children:"Stats JSON"})," 对象形式返回编译信息。",(0,e.jsx)(n.a,{href:"/zh/config/stats.html",children:"Stats 配置"})," 可以是一个字符串（预设值）或是颗粒化控制的对象："]}),"\n",(0,e.jsx)(n.p,{children:(0,e.jsx)(n.strong,{children:"类型："})}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"ts",children:(0,e.jsx)(n.code,{children:(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"toJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"(options"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"?:"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" StatsValue): StatsCompilation;"})]})})})}),"\n",(0,e.jsxs)(n.p,{children:["使用 ",(0,e.jsx)(n.code,{children:"'minimal'"})," 预设并打印错误数量："]}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"const"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:" ="}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" stats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".toJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-string-expression)"},children:"'minimal'"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:");"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".log"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:".errorsCount);"})]})]})})}),"\n",(0,e.jsx)(n.p,{children:"也可以通过配置对象选择要输出的字段，然后打印编译哈希："}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki 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false"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-punctuation)"},children:","})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"  hash"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:":"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" true"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-punctuation)"},children:","})]}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"});"})}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".log"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:".hash);"})]})]})})}),"\n",(0,e.jsxs)(n.h3,{id:"tostring",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#tostring",children:"#"}),"toString"]}),"\n",(0,e.jsxs)(n.p,{children:["以格式化的字符串形式返回描述编译信息（类似 ",(0,e.jsx)(n.a,{href:"/zh/api/cli.html",children:"CLI"})," 的输出）。"]}),"\n",(0,e.jsx)(n.p,{children:(0,e.jsx)(n.strong,{children:"类型："})}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"ts",children:(0,e.jsx)(n.code,{children:(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"toString"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"(opts"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"?:"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" StatsValue): string;"})]})})})}),"\n",(0,e.jsxs)(n.p,{children:["配置对象与 ",(0,e.jsx)(n.code,{children:"stats.toJson(options)"})," 一致，除了额外增加的一个选项："]}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki 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1,children:"(): boolean;"})]})})})}),"\n",(0,e.jsx)(n.p,{children:"可以根据返回值处理所有子编译中的错误："}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"if"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" ("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"multiStats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".hasErrors"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"()) {"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"  console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".error"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-string-expression)"},children:"'至少一个编译失败'"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:");"})]}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"}"})})]})})}),"\n",(0,e.jsxs)(n.h3,{id:"haswarnings-1",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#haswarnings-1",children:"#"}),"hasWarnings"]}),"\n",(0,e.jsxs)(n.p,{children:["任一子编译存在警告时返回 ",(0,e.jsx)(n.code,{children:"true"}),"。"]}),"\n",(0,e.jsx)(n.p,{children:(0,e.jsx)(n.strong,{children:"类型："})}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"ts",children:(0,e.jsx)(n.code,{children:(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"hasWarnings"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"(): boolean;"})]})})})}),"\n",(0,e.jsx)(n.p,{children:"可以根据返回值处理所有子编译中的警告："}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"if"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" ("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"multiStats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".hasWarnings"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"()) {"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:"  console"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".warn"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"("}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-string-expression)"},children:"'至少一个编译存在警告'"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:");"})]}),"\n",(0,e.jsx)(n.span,{className:"line",children:(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"}"})})]})})}),"\n",(0,e.jsxs)(n.h3,{id:"tojson-1",children:[(0,e.jsx)(n.a,{className:"rp-header-anchor","aria-hidden":"true",href:"#tojson-1",children:"#"}),"toJson"]}),"\n",(0,e.jsxs)(n.p,{children:["返回一个 ",(0,e.jsx)(n.code,{children:"StatsCompilation"}),"，其 ",(0,e.jsx)(n.code,{children:"children"})," 数组包含每个子编译的 ",(0,e.jsx)(n.a,{href:"/zh/api/javascript-api/stats-json.html",children:"Stats JSON"}),"。对所有子编译均启用的字段（如 ",(0,e.jsx)(n.code,{children:"errors"})," 和 ",(0,e.jsx)(n.code,{children:"warnings"}),"）还会汇总到顶层。"]}),"\n",(0,e.jsx)(n.p,{children:(0,e.jsx)(n.strong,{children:"类型："})}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"ts",children:(0,e.jsx)(n.code,{children:(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:"toJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"(options: boolean "}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"|"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" StatsPresets "}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"|"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:" MultiStatsOptions): StatsCompilation;"})]})})})}),"\n",(0,e.jsx)(n.p,{children:"为所有子编译使用同一个预设，并查看ç

1»“果数量："}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"const"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:" ="}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" 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还支持通过 ",(0,e.jsx)(n.code,{children:"children"})," 选项分别配置每个子编译。以下示例打印第一个子编译的错误信息："]}),"\n",(0,e.jsx)(e.Fragment,{children:(0,e.jsx)(n.pre,{className:"shiki css-variables",style:{backgroundColor:"var(--shiki-background)",color:"var(--shiki-foreground)"},tabIndex:"0",lang:"js",children:(0,e.jsxs)(n.code,{children:[(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:"const"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" statsJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-keyword)"},children:" ="}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-constant)"},children:" multiStats"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-token-function)"},children:".toJson"}),(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"({"})]}),"\n",(0,e.jsxs)(n.span,{className:"line",children:[(0,e.jsx)(n.span,{style:{color:"var(--shiki-foreground)"},children:"  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