vitest
Version:
Next generation testing framework powered by Vite
947 lines (911 loc) • 50.2 kB
JavaScript
import { writeFile, rm } from 'node:fs/promises';
import { performance } from 'node:perf_hooks';
import { TraceMap, generatedPositionFor, eachMapping } from '@vitest/utils/source-map';
import { relative, basename, dirname, resolve, join, extname } from 'pathe';
import { x as x$1 } from 'tinyexec';
import { getTests, generateHash, calculateSuiteHash, someTasksAreOnly, interpretTaskModes } from '@vitest/runner/utils';
import '@vitest/utils';
import { parseAstAsync } from 'vite';
import nodeos__default from 'node:os';
import url from 'node:url';
import p$1 from 'node:path';
import fs from 'node:fs';
import ve from 'node:module';
import require$$0 from 'fs';
function hasFailedSnapshot(suite) {
return getTests(suite).some((s) => {
return s.result?.errors?.some((e) => typeof e?.message === "string" && e.message.match(/Snapshot .* mismatched/));
});
}
function convertTasksToEvents(file, onTask) {
const packs = [];
const events = [];
function visit(suite) {
onTask?.(suite);
packs.push([
suite.id,
suite.result,
suite.meta
]);
events.push([suite.id, "suite-prepare"]);
suite.tasks.forEach((task) => {
if (task.type === "suite") {
visit(task);
} else {
onTask?.(task);
if (suite.mode !== "skip" && suite.mode !== "todo") {
packs.push([
task.id,
task.result,
task.meta
]);
events.push([task.id, "test-prepare"], [task.id, "test-finished"]);
}
}
});
events.push([suite.id, "suite-finished"]);
}
visit(file);
return {
packs,
events
};
}
const REGEXP_WRAP_PREFIX = "$$vitest:";
function getOutputFile(config, reporter) {
if (!config?.outputFile) {
return;
}
if (typeof config.outputFile === "string") {
return config.outputFile;
}
return config.outputFile[reporter];
}
/**
* Prepares `SerializedConfig` for serialization, e.g. `node:v8.serialize`
*/
function wrapSerializableConfig(config) {
let testNamePattern = config.testNamePattern;
let defines = config.defines;
if (testNamePattern && typeof testNamePattern !== "string") {
testNamePattern = `${REGEXP_WRAP_PREFIX}${testNamePattern.toString()}`;
}
if (defines) {
defines = {
keys: Object.keys(defines),
original: defines
};
}
return {
...config,
testNamePattern,
defines
};
}
// AST walker module for ESTree compatible trees
// An ancestor walk keeps an array of ancestor nodes (including the
// current node) and passes them to the callback as third parameter
// (and also as state parameter when no other state is present).
function ancestor(node, visitors, baseVisitor, state, override) {
var ancestors = [];
if (!baseVisitor) { baseVisitor = base
; }(function c(node, st, override) {
var type = override || node.type;
var isNew = node !== ancestors[ancestors.length - 1];
if (isNew) { ancestors.push(node); }
baseVisitor[type](node, st, c);
if (visitors[type]) { visitors[type](node, st || ancestors, ancestors); }
if (isNew) { ancestors.pop(); }
})(node, state, override);
}
function skipThrough(node, st, c) { c(node, st); }
function ignore(_node, _st, _c) {}
// Node walkers.
var base = {};
base.Program = base.BlockStatement = base.StaticBlock = function (node, st, c) {
for (var i = 0, list = node.body; i < list.length; i += 1)
{
var stmt = list[i];
c(stmt, st, "Statement");
}
};
base.Statement = skipThrough;
base.EmptyStatement = ignore;
base.ExpressionStatement = base.ParenthesizedExpression = base.ChainExpression =
function (node, st, c) { return c(node.expression, st, "Expression"); };
base.IfStatement = function (node, st, c) {
c(node.test, st, "Expression");
c(node.consequent, st, "Statement");
if (node.alternate) { c(node.alternate, st, "Statement"); }
};
base.LabeledStatement = function (node, st, c) { return c(node.body, st, "Statement"); };
base.BreakStatement = base.ContinueStatement = ignore;
base.WithStatement = function (node, st, c) {
c(node.object, st, "Expression");
c(node.body, st, "Statement");
};
base.SwitchStatement = function (node, st, c) {
c(node.discriminant, st, "Expression");
for (var i = 0, list = node.cases; i < list.length; i += 1) {
var cs = list[i];
c(cs, st);
}
};
base.SwitchCase = function (node, st, c) {
if (node.test) { c(node.test, st, "Expression"); }
for (var i = 0, list = node.consequent; i < list.length; i += 1)
{
var cons = list[i];
c(cons, st, "Statement");
}
};
base.ReturnStatement = base.YieldExpression = base.AwaitExpression = function (node, st, c) {
if (node.argument) { c(node.argument, st, "Expression"); }
};
base.ThrowStatement = base.SpreadElement =
function (node, st, c) { return c(node.argument, st, "Expression"); };
base.TryStatement = function (node, st, c) {
c(node.block, st, "Statement");
if (node.handler) { c(node.handler, st); }
if (node.finalizer) { c(node.finalizer, st, "Statement"); }
};
base.CatchClause = function (node, st, c) {
if (node.param) { c(node.param, st, "Pattern"); }
c(node.body, st, "Statement");
};
base.WhileStatement = base.DoWhileStatement = function (node, st, c) {
c(node.test, st, "Expression");
c(node.body, st, "Statement");
};
base.ForStatement = function (node, st, c) {
if (node.init) { c(node.init, st, "ForInit"); }
if (node.test) { c(node.test, st, "Expression"); }
if (node.update) { c(node.update, st, "Expression"); }
c(node.body, st, "Statement");
};
base.ForInStatement = base.ForOfStatement = function (node, st, c) {
c(node.left, st, "ForInit");
c(node.right, st, "Expression");
c(node.body, st, "Statement");
};
base.ForInit = function (node, st, c) {
if (node.type === "VariableDeclaration") { c(node, st); }
else { c(node, st, "Expression"); }
};
base.DebuggerStatement = ignore;
base.FunctionDeclaration = function (node, st, c) { return c(node, st, "Function"); };
base.VariableDeclaration = function (node, st, c) {
for (var i = 0, list = node.declarations; i < list.length; i += 1)
{
var decl = list[i];
c(decl, st);
}
};
base.VariableDeclarator = function (node, st, c) {
c(node.id, st, "Pattern");
if (node.init) { c(node.init, st, "Expression"); }
};
base.Function = function (node, st, c) {
if (node.id) { c(node.id, st, "Pattern"); }
for (var i = 0, list = node.params; i < list.length; i += 1)
{
var param = list[i];
c(param, st, "Pattern");
}
c(node.body, st, node.expression ? "Expression" : "Statement");
};
base.Pattern = function (node, st, c) {
if (node.type === "Identifier")
{ c(node, st, "VariablePattern"); }
else if (node.type === "MemberExpression")
{ c(node, st, "MemberPattern"); }
else
{ c(node, st); }
};
base.VariablePattern = ignore;
base.MemberPattern = skipThrough;
base.RestElement = function (node, st, c) { return c(node.argument, st, "Pattern"); };
base.ArrayPattern = function (node, st, c) {
for (var i = 0, list = node.elements; i < list.length; i += 1) {
var elt = list[i];
if (elt) { c(elt, st, "Pattern"); }
}
};
base.ObjectPattern = function (node, st, c) {
for (var i = 0, list = node.properties; i < list.length; i += 1) {
var prop = list[i];
if (prop.type === "Property") {
if (prop.computed) { c(prop.key, st, "Expression"); }
c(prop.value, st, "Pattern");
} else if (prop.type === "RestElement") {
c(prop.argument, st, "Pattern");
}
}
};
base.Expression = skipThrough;
base.ThisExpression = base.Super = base.MetaProperty = ignore;
base.ArrayExpression = function (node, st, c) {
for (var i = 0, list = node.elements; i < list.length; i += 1) {
var elt = list[i];
if (elt) { c(elt, st, "Expression"); }
}
};
base.ObjectExpression = function (node, st, c) {
for (var i = 0, list = node.properties; i < list.length; i += 1)
{
var prop = list[i];
c(prop, st);
}
};
base.FunctionExpression = base.ArrowFunctionExpression = base.FunctionDeclaration;
base.SequenceExpression = function (node, st, c) {
for (var i = 0, list = node.expressions; i < list.length; i += 1)
{
var expr = list[i];
c(expr, st, "Expression");
}
};
base.TemplateLiteral = function (node, st, c) {
for (var i = 0, list = node.quasis; i < list.length; i += 1)
{
var quasi = list[i];
c(quasi, st);
}
for (var i$1 = 0, list$1 = node.expressions; i$1 < list$1.length; i$1 += 1)
{
var expr = list$1[i$1];
c(expr, st, "Expression");
}
};
base.TemplateElement = ignore;
base.UnaryExpression = base.UpdateExpression = function (node, st, c) {
c(node.argument, st, "Expression");
};
base.BinaryExpression = base.LogicalExpression = function (node, st, c) {
c(node.left, st, "Expression");
c(node.right, st, "Expression");
};
base.AssignmentExpression = base.AssignmentPattern = function (node, st, c) {
c(node.left, st, "Pattern");
c(node.right, st, "Expression");
};
base.ConditionalExpression = function (node, st, c) {
c(node.test, st, "Expression");
c(node.consequent, st, "Expression");
c(node.alternate, st, "Expression");
};
base.NewExpression = base.CallExpression = function (node, st, c) {
c(node.callee, st, "Expression");
if (node.arguments)
{ for (var i = 0, list = node.arguments; i < list.length; i += 1)
{
var arg = list[i];
c(arg, st, "Expression");
} }
};
base.MemberExpression = function (node, st, c) {
c(node.object, st, "Expression");
if (node.computed) { c(node.property, st, "Expression"); }
};
base.ExportNamedDeclaration = base.ExportDefaultDeclaration = function (node, st, c) {
if (node.declaration)
{ c(node.declaration, st, node.type === "ExportNamedDeclaration" || node.declaration.id ? "Statement" : "Expression"); }
if (node.source) { c(node.source, st, "Expression"); }
};
base.ExportAllDeclaration = function (node, st, c) {
if (node.exported)
{ c(node.exported, st); }
c(node.source, st, "Expression");
};
base.ImportDeclaration = function (node, st, c) {
for (var i = 0, list = node.specifiers; i < list.length; i += 1)
{
var spec = list[i];
c(spec, st);
}
c(node.source, st, "Expression");
};
base.ImportExpression = function (node, st, c) {
c(node.source, st, "Expression");
};
base.ImportSpecifier = base.ImportDefaultSpecifier = base.ImportNamespaceSpecifier = base.Identifier = base.PrivateIdentifier = base.Literal = ignore;
base.TaggedTemplateExpression = function (node, st, c) {
c(node.tag, st, "Expression");
c(node.quasi, st, "Expression");
};
base.ClassDeclaration = base.ClassExpression = function (node, st, c) { return c(node, st, "Class"); };
base.Class = function (node, st, c) {
if (node.id) { c(node.id, st, "Pattern"); }
if (node.superClass) { c(node.superClass, st, "Expression"); }
c(node.body, st);
};
base.ClassBody = function (node, st, c) {
for (var i = 0, list = node.body; i < list.length; i += 1)
{
var elt = list[i];
c(elt, st);
}
};
base.MethodDefinition = base.PropertyDefinition = base.Property = function (node, st, c) {
if (node.computed) { c(node.key, st, "Expression"); }
if (node.value) { c(node.value, st, "Expression"); }
};
async function collectTests(ctx, filepath) {
const request = await ctx.vitenode.transformRequest(filepath, filepath);
if (!request) {
return null;
}
const ast = await parseAstAsync(request.code);
const testFilepath = relative(ctx.config.root, filepath);
const projectName = ctx.name;
const typecheckSubprojectName = projectName ? `${projectName}:__typecheck__` : "__typecheck__";
const file = {
filepath,
type: "suite",
id: generateHash(`${testFilepath}${typecheckSubprojectName}`),
name: testFilepath,
mode: "run",
tasks: [],
start: ast.start,
end: ast.end,
projectName,
meta: { typecheck: true },
file: null
};
file.file = file;
const definitions = [];
const getName = (callee) => {
if (!callee) {
return null;
}
if (callee.type === "Identifier") {
return callee.name;
}
if (callee.type === "CallExpression") {
return getName(callee.callee);
}
if (callee.type === "TaggedTemplateExpression") {
return getName(callee.tag);
}
if (callee.type === "MemberExpression") {
if (callee.object?.type === "Identifier" && [
"it",
"test",
"describe",
"suite"
].includes(callee.object.name)) {
return callee.object?.name;
}
if (callee.object?.name?.startsWith("__vite_ssr_")) {
return getName(callee.property);
}
return getName(callee.object?.property);
}
if (callee.type === "SequenceExpression" && callee.expressions.length === 2) {
const [e0, e1] = callee.expressions;
if (e0.type === "Literal" && e0.value === 0) {
return getName(e1);
}
}
return null;
};
ancestor(ast, { CallExpression(node) {
const { callee } = node;
const name = getName(callee);
if (!name) {
return;
}
if (![
"it",
"test",
"describe",
"suite"
].includes(name)) {
return;
}
const property = callee?.property?.name;
let mode = !property || property === name ? "run" : property;
if ([
"each",
"for",
"skipIf",
"runIf"
].includes(mode)) {
return;
}
let start;
const end = node.end;
if (callee.type === "CallExpression") {
start = callee.end;
} else if (callee.type === "TaggedTemplateExpression") {
start = callee.end + 1;
} else {
start = node.start;
}
const { arguments: [messageNode] } = node;
const isQuoted = messageNode?.type === "Literal" || messageNode?.type === "TemplateLiteral";
const message = isQuoted ? request.code.slice(messageNode.start + 1, messageNode.end - 1) : request.code.slice(messageNode.start, messageNode.end);
if (mode === "skipIf" || mode === "runIf") {
mode = "skip";
}
definitions.push({
start,
end,
name: message,
type: name === "it" || name === "test" ? "test" : "suite",
mode,
task: null
});
} });
let lastSuite = file;
const updateLatestSuite = (index) => {
while (lastSuite.suite && lastSuite.end < index) {
lastSuite = lastSuite.suite;
}
return lastSuite;
};
definitions.sort((a, b) => a.start - b.start).forEach((definition) => {
const latestSuite = updateLatestSuite(definition.start);
let mode = definition.mode;
if (latestSuite.mode !== "run") {
mode = latestSuite.mode;
}
if (definition.type === "suite") {
const task = {
type: definition.type,
id: "",
suite: latestSuite,
file,
tasks: [],
mode,
name: definition.name,
end: definition.end,
start: definition.start,
meta: { typecheck: true }
};
definition.task = task;
latestSuite.tasks.push(task);
lastSuite = task;
return;
}
const task = {
type: definition.type,
id: "",
suite: latestSuite,
file,
mode,
timeout: 0,
context: {},
name: definition.name,
end: definition.end,
start: definition.start,
meta: { typecheck: true }
};
definition.task = task;
latestSuite.tasks.push(task);
});
calculateSuiteHash(file);
const hasOnly = someTasksAreOnly(file);
interpretTaskModes(file, ctx.config.testNamePattern, undefined, hasOnly, false, ctx.config.allowOnly);
return {
file,
parsed: request.code,
filepath,
map: request.map,
definitions
};
}
const A=r=>r!==null&&typeof r=="object",a=(r,t)=>Object.assign(new Error(`[${r}]: ${t}`),{code:r}),_="ERR_INVALID_PACKAGE_CONFIG",E$1="ERR_INVALID_PACKAGE_TARGET",I="ERR_PACKAGE_PATH_NOT_EXPORTED",R=/^\d+$/,O$1=/^(\.{1,2}|node_modules)$/i,w=/\/|\\/;var h$1=(r=>(r.Export="exports",r.Import="imports",r))(h$1||{});const f=(r,t,e,o,c)=>{if(t==null)return [];if(typeof t=="string"){const[n,...i]=t.split(w);if(n===".."||i.some(l=>O$1.test(l)))throw a(E$1,`Invalid "${r}" target "${t}" defined in the package config`);return [c?t.replace(/\*/g,c):t]}if(Array.isArray(t))return t.flatMap(n=>f(r,n,e,o,c));if(A(t)){for(const n of Object.keys(t)){if(R.test(n))throw a(_,"Cannot contain numeric property keys");if(n==="default"||o.includes(n))return f(r,t[n],e,o,c)}return []}throw a(E$1,`Invalid "${r}" target "${t}"`)},s="*",m=(r,t)=>{const e=r.indexOf(s),o=t.indexOf(s);return e===o?t.length>r.length:o>e};function d(r,t){if(!t.includes(s)&&r.hasOwnProperty(t))return [t];let e,o;for(const c of Object.keys(r))if(c.includes(s)){const[n,i,l]=c.split(s);if(l===void 0&&t.startsWith(n)&&t.endsWith(i)){const g=t.slice(n.length,-i.length||void 0);g&&(!e||m(e,c))&&(e=c,o=g);}}return [e,o]}const p=r=>Object.keys(r).reduce((t,e)=>{const o=e===""||e[0]!==".";if(t===void 0||t===o)return o;throw a(_,'"exports" cannot contain some keys starting with "." and some not')},void 0),u=/^\w+:/,v=(r,t,e)=>{if(!r)throw new Error('"exports" is required');t=t===""?".":`./${t}`,(typeof r=="string"||Array.isArray(r)||A(r)&&p(r))&&(r={".":r});const[o,c]=d(r,t),n=f(h$1.Export,r[o],t,e,c);if(n.length===0)throw a(I,t==="."?'No "exports" main defined':`Package subpath '${t}' is not defined by "exports"`);for(const i of n)if(!i.startsWith("./")&&!u.test(i))throw a(E$1,`Invalid "exports" target "${i}" defined in the package config`);return n};
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paths are not allowed when 'baseUrl' is not set. Did you forget a leading './'?");return p$1.resolve(s,i)})})),"parsePaths");o(e=>{const{compilerOptions:t}=e.config;if(!t)return null;const{baseUrl:s,paths:n}=t;if(!s&&!n)return null;const l=X in t&&t[X],i=p$1.resolve(p$1.dirname(e.path),s||l||"."),u=n?Re(n,s,i):[];return f=>{if(G.test(f))return [];const r=[];for(const _ of u){if(_.pattern===f)return _.substitutions.map(E);typeof _.pattern!="string"&&r.push(_);}let g,T=-1;for(const _ of r)Se(_.pattern,f)&&_.pattern.prefix.length>T&&(T=_.pattern.prefix.length,g=_);if(!g)return s?[E(p$1.join(i,f))]:[];const b=f.slice(g.pattern.prefix.length,f.length-g.pattern.suffix.length);return g.substitutions.map(_=>E(_.replace("*",b)))}},"createPathsMatcher");const pe=o(e=>{let t="";for(let s=0;s<e.length;s+=1){const n=e[s],l=n.toUpperCase();t+=n===l?n.toLowerCase():l;}return t},"s"),We=65,Me=97,Ve=o(()=>Math.floor(Math.random()*26),"m"),Je=o(e=>Array.from({length:e},()=>String.fromCodePoint(Ve()+(Math.random()>.5?We:Me))).join(""),"S"),ze=o((e=require$$0)=>{const t=process.execPath;if(e.existsSync(t))return !e.existsSync(pe(t));const s=`/${Je(10)}`;e.writeFileSync(s,"");const n=!e.existsSync(pe(s));return e.unlinkSync(s),n},"l"),{join:J}=p$1.posix,C={ts:[".ts",".tsx",".d.ts"],cts:[".cts",".d.cts"],mts:[".mts",".d.mts"]},Oe=o(e=>{const t=[...C.ts],s=[...C.cts],n=[...C.mts];return e!=null&&e.allowJs&&(t.push(".js",".jsx"),s.push(".cjs"),n.push(".mjs")),[...t,...s,...n]},"getSupportedExtensions"),Ge=o(e=>{const t=[];if(!e)return t;const{outDir:s,declarationDir:n}=e;return s&&t.push(s),n&&t.push(n),t},"getDefaultExcludeSpec"),ke=o(e=>e.replaceAll(/[.*+?^${}()|[\]\\]/g,String.raw`\$&`),"escapeForRegexp"),Qe=["node_modules","bower_components","jspm_packages"],ee=`(?!(${Qe.join("|")})(/|$))`,He=/(?:^|\/)[^.*?]+$/,we="**/*",z="[^/]",ne="[^./]",be=process.platform==="win32";o(({config:e,path:t},s=ze())=>{if("extends"in e)throw new Error("tsconfig#extends must be resolved. Use getTsconfig or parseTsconfig to resolve it.");if(!p$1.isAbsolute(t))throw new Error("The tsconfig path must be absolute");be&&(t=E(t));const n=p$1.dirname(t),{files:l,include:i,exclude:u,compilerOptions:f}=e,r=l==null?void 0:l.map(w=>J(n,w)),g=Oe(f),T=s?"":"i",_=(u||Ge(f)).map(w=>{const y=J(n,w),I=ke(y).replaceAll(String.raw`\*\*/`,"(.+/)?").replaceAll(String.raw`\*`,`${z}*`).replaceAll(String.raw`\?`,z);return new RegExp(`^${I}($|/)`,T)}),d=l||i?i:[we],A=d?d.map(w=>{let y=J(n,w);He.test(y)&&(y=J(y,we));const I=ke(y).replaceAll(String.raw`/\*\*`,`(/${ee}${ne}${z}*)*?`).replaceAll(/(\/)?\\\*/g,(L,c)=>{const k=`(${ne}|(\\.(?!min\\.js$))?)*`;return c?`/${ee}${ne}${k}`:k}).replaceAll(/(\/)?\\\?/g,(L,c)=>{const k=z;return c?`/${ee}${k}`:k});return new RegExp(`^${I}$`,T)}):void 0;return w=>{if(!p$1.isAbsolute(w))throw new Error("filePath must be absolute");if(be&&(w=E(w)),r!=null&&r.includes(w))return e;if(!(!g.some(y=>w.endsWith(y))||_.some(y=>y.test(w)))&&A&&A.some(y=>y.test(w)))return e}},"createFilesMatcher");
const __dirname = url.fileURLToPath(new URL(".", import.meta.url));
const newLineRegExp = /\r?\n/;
const errCodeRegExp = /error TS(?<errCode>\d+)/;
async function makeTscErrorInfo(errInfo) {
const [errFilePathPos = "", ...errMsgRawArr] = errInfo.split(":");
if (!errFilePathPos || errMsgRawArr.length === 0 || errMsgRawArr.join("").length === 0) {
return ["unknown filepath", null];
}
const errMsgRaw = errMsgRawArr.join("").trim();
const [errFilePath, errPos] = errFilePathPos.slice(0, -1).split("(");
if (!errFilePath || !errPos) {
return ["unknown filepath", null];
}
const [errLine, errCol] = errPos.split(",");
if (!errLine || !errCol) {
return [errFilePath, null];
}
const execArr = errCodeRegExp.exec(errMsgRaw);
if (!execArr) {
return [errFilePath, null];
}
const errCodeStr = execArr.groups?.errCode ?? "";
if (!errCodeStr) {
return [errFilePath, null];
}
const line = Number(errLine);
const col = Number(errCol);
const errCode = Number(errCodeStr);
return [errFilePath, {
filePath: errFilePath,
errCode,
line,
column: col,
errMsg: errMsgRaw.slice(`error TS${errCode} `.length)
}];
}
async function getTsconfig(root, config) {
const configName = config.tsconfig ? basename(config.tsconfig) : undefined;
const configSearchPath = config.tsconfig ? dirname(resolve(root, config.tsconfig)) : root;
const tsconfig = he(configSearchPath, configName);
if (!tsconfig) {
throw new Error("no tsconfig.json found");
}
const tsconfigName = basename(tsconfig.path, ".json");
const tempTsConfigName = `${tsconfigName}.vitest-temp.json`;
const tempTsbuildinfoName = `${tsconfigName}.tmp.tsbuildinfo`;
const tempConfigPath = join(dirname(tsconfig.path), tempTsConfigName);
try {
const tmpTsConfig = { ...tsconfig.config };
tmpTsConfig.compilerOptions = tmpTsConfig.compilerOptions || {};
tmpTsConfig.compilerOptions.emitDeclarationOnly = false;
tmpTsConfig.compilerOptions.incremental = true;
tmpTsConfig.compilerOptions.tsBuildInfoFile = join(process.versions.pnp ? join(nodeos__default.tmpdir(), "vitest") : __dirname, tempTsbuildinfoName);
const tsconfigFinalContent = JSON.stringify(tmpTsConfig, null, 2);
await writeFile(tempConfigPath, tsconfigFinalContent);
return {
path: tempConfigPath,
config: tmpTsConfig
};
} catch (err) {
throw new Error(`failed to write ${tempTsConfigName}`, { cause: err });
}
}
async function getRawErrsMapFromTsCompile(tscErrorStdout) {
const rawErrsMap = new Map();
const infos = await Promise.all(tscErrorStdout.split(newLineRegExp).reduce((prev, next) => {
if (!next) {
return prev;
} else if (!next.startsWith(" ")) {
prev.push(next);
} else {
prev[prev.length - 1] += `\n${next}`;
}
return prev;
}, []).map((errInfoLine) => makeTscErrorInfo(errInfoLine)));
infos.forEach(([errFilePath, errInfo]) => {
if (!errInfo) {
return;
}
if (!rawErrsMap.has(errFilePath)) {
rawErrsMap.set(errFilePath, [errInfo]);
} else {
rawErrsMap.get(errFilePath)?.push(errInfo);
}
});
return rawErrsMap;
}
function createIndexMap(source) {
const map = new Map();
let index = 0;
let line = 1;
let column = 1;
for (const char of source) {
map.set(`${line}:${column}`, index++);
if (char === "\n" || char === "\r\n") {
line++;
column = 0;
} else {
column++;
}
}
return map;
}
class TypeCheckError extends Error {
name = "TypeCheckError";
constructor(message, stacks) {
super(message);
this.message = message;
this.stacks = stacks;
}
}
class Typechecker {
_onParseStart;
_onParseEnd;
_onWatcherRerun;
_result = {
files: [],
sourceErrors: [],
time: 0
};
_startTime = 0;
_output = "";
_tests = {};
tempConfigPath;
allowJs;
process;
files = [];
constructor(ctx) {
this.ctx = ctx;
}
setFiles(files) {
this.files = files;
}
onParseStart(fn) {
this._onParseStart = fn;
}
onParseEnd(fn) {
this._onParseEnd = fn;
}
onWatcherRerun(fn) {
this._onWatcherRerun = fn;
}
async collectFileTests(filepath) {
return collectTests(this.ctx, filepath);
}
getFiles() {
return this.files.filter((filename) => {
const extension = extname(filename);
return extension !== ".js" || this.allowJs;
});
}
async collectTests() {
const tests = (await Promise.all(this.getFiles().map((filepath) => this.collectFileTests(filepath)))).reduce((acc, data) => {
if (!data) {
return acc;
}
acc[data.filepath] = data;
return acc;
}, {});
this._tests = tests;
return tests;
}
markPassed(file) {
if (!file.result?.state) {
file.result = { state: "pass" };
}
const markTasks = (tasks) => {
for (const task of tasks) {
if ("tasks" in task) {
markTasks(task.tasks);
}
if (!task.result?.state && (task.mode === "run" || task.mode === "queued")) {
task.result = { state: "pass" };
}
}
};
markTasks(file.tasks);
}
async prepareResults(output) {
const typeErrors = await this.parseTscLikeOutput(output);
const testFiles = new Set(this.getFiles());
if (!this._tests) {
this._tests = await this.collectTests();
}
const sourceErrors = [];
const files = [];
testFiles.forEach((path) => {
const { file, definitions, map, parsed } = this._tests[path];
const errors = typeErrors.get(path);
files.push(file);
if (!errors) {
this.markPassed(file);
return;
}
const sortedDefinitions = [...definitions.sort((a, b) => b.start - a.start)];
const traceMap = map && new TraceMap(map);
const indexMap = createIndexMap(parsed);
const markState = (task, state) => {
task.result = { state: task.mode === "run" || task.mode === "only" ? state : task.mode };
if (task.suite) {
markState(task.suite, state);
} else if (task.file && task !== task.file) {
markState(task.file, state);
}
};
errors.forEach(({ error, originalError }) => {
const processedPos = traceMap ? findGeneratedPosition(traceMap, {
line: originalError.line,
column: originalError.column,
source: basename(path)
}) : originalError;
const line = processedPos.line ?? originalError.line;
const column = processedPos.column ?? originalError.column;
const index = indexMap.get(`${line}:${column}`);
const definition = index != null && sortedDefinitions.find((def) => def.start <= index && def.end >= index);
const suite = definition ? definition.task : file;
const state = suite.mode === "run" || suite.mode === "only" ? "fail" : suite.mode;
const errors = suite.result?.errors || [];
suite.result = {
state,
errors
};
errors.push(error);
if (state === "fail") {
if (suite.suite) {
markState(suite.suite, "fail");
} else if (suite.file && suite !== suite.file) {
markState(suite.file, "fail");
}
}
});
this.markPassed(file);
});
typeErrors.forEach((errors, path) => {
if (!testFiles.has(path)) {
sourceErrors.push(...errors.map(({ error }) => error));
}
});
return {
files,
sourceErrors,
time: performance.now() - this._startTime
};
}
async parseTscLikeOutput(output) {
const errorsMap = await getRawErrsMapFromTsCompile(output);
const typesErrors = new Map();
errorsMap.forEach((errors, path) => {
const filepath = resolve(this.ctx.config.root, path);
const suiteErrors = errors.map((info) => {
const limit = Error.stackTraceLimit;
Error.stackTraceLimit = 0;
const errMsg = info.errMsg.replace(/\r?\n\s*(Type .* has no call signatures)/g, " $1");
const error = new TypeCheckError(errMsg, [{
file: filepath,
line: info.line,
column: info.column,
method: ""
}]);
Error.stackTraceLimit = limit;
return {
originalError: info,
error: {
name: error.name,
nameStr: String(error.name),
message: errMsg,
stacks: error.stacks,
stack: "",
stackStr: ""
}
};
});
typesErrors.set(filepath, suiteErrors);
});
return typesErrors;
}
async clear() {
if (this.tempConfigPath) {
await rm(this.tempConfigPath, { force: true });
}
}
async stop() {
await this.clear();
this.process?.kill();
this.process = undefined;
}
async ensurePackageInstalled(ctx, checker) {
if (checker !== "tsc" && checker !== "vue-tsc") {
return;
}
const packageName = checker === "tsc" ? "typescript" : "vue-tsc";
await ctx.packageInstaller.ensureInstalled(packageName, ctx.config.root);
}
async prepare() {
const { root, typecheck } = this.ctx.config;
const { config, path } = await getTsconfig(root, typecheck);
this.tempConfigPath = path;
this.allowJs = typecheck.allowJs || config.allowJs || false;
}
getExitCode() {
return this.process?.exitCode != null && this.process.exitCode;
}
getOutput() {
return this._output;
}
async start() {
if (this.process) {
return;
}
if (!this.tempConfigPath) {
throw new Error("tsconfig was not initialized");
}
const { root, watch, typecheck } = this.ctx.config;
const args = [
"--noEmit",
"--pretty",
"false",
"-p",
this.tempConfigPath
];
if (watch) {
args.push("--watch");
}
if (typecheck.allowJs) {
args.push("--allowJs", "--checkJs");
}
this._output = "";
this._startTime = performance.now();
const child = x$1(typecheck.checker, args, {
nodeOptions: {
cwd: root,
stdio: "pipe"
},
throwOnError: false
});
this.process = child.process;
await this._onParseStart?.();
let rerunTriggered = false;
child.process?.stdout?.on("data", (chunk) => {
this._output += chunk;
if (!watch) {
return;
}
if (this._output.includes("File change detected") && !rerunTriggered) {
this._onWatcherRerun?.();
this._startTime = performance.now();
this._result.sourceErrors = [];
this._result.files = [];
this._tests = null;
rerunTriggered = true;
}
if (/Found \w+ errors*. Watching for/.test(this._output)) {
rerunTriggered = false;
this.prepareResults(this._output).then((result) => {
this._result = result;
this._onParseEnd?.(result);
});
this._output = "";
}
});
if (!watch) {
await child;
this._result = await this.prepareResults(this._output);
await this._onParseEnd?.(this._result);
}
}
getResult() {
return this._result;
}
getTestFiles() {
return Object.values(this._tests || {}).map((i) => i.file);
}
getTestPacksAndEvents() {
const packs = [];
const events = [];
for (const { file } of Object.values(this._tests || {})) {
const result = convertTasksToEvents(file);
packs.push(...result.packs);
events.push(...result.events);
}
return {
packs,
events
};
}
}
function findGeneratedPosition(traceMap, { line, column, source }) {
const found = generatedPositionFor(traceMap, {
line,
column,
source
});
if (found.line !== null) {
return found;
}
const mappings = [];
eachMapping(traceMap, (m) => {
if (m.source === source && m.originalLine !== null && m.originalColumn !== null && (line === m.originalLine ? column < m.originalColumn : line < m.originalLine)) {
mappings.push(m);
}
});
const next = mappings.sort((a, b) => a.originalLine === b.originalLine ? a.originalColumn - b.originalColumn : a.originalLine - b.originalLine).at(0);
if (next) {
return {
line: next.generatedLine,
col