Urara-Blog/node_modules/.pnpm-store/v3/files/7b/e3f2f5d9032ce45cabd77215842dc37cec2e9ddac49e50f3b1caff6da61d8687c12a47f63e040693bd8c2018ab3109e7569f18624f58d1c4467aa73dcea251
2022-08-14 01:14:53 +08:00

1366 lines
72 KiB
Text

import path__default from 'path';
import fs__default from 'fs';
import { g as get_runtime_directory } from './utils.js';
import { p as posixify, c as copy, r as rimraf } from './filesystem.js';
import { fileURLToPath } from 'url';
import { w as write_if_changed, t as trim, a as write, v as valid_identifier, r as reserved, b as write_tsconfig } from './write_tsconfig.js';
import { $ } from './index.js';
import { loadEnv, normalizePath, loadConfigFromFile } from 'vite';
/**
* @param typeMap [Object] Map of MIME type -> Array[extensions]
* @param ...
*/
function Mime$1() {
this._types = Object.create(null);
this._extensions = Object.create(null);
for (let i = 0; i < arguments.length; i++) {
this.define(arguments[i]);
}
this.define = this.define.bind(this);
this.getType = this.getType.bind(this);
this.getExtension = this.getExtension.bind(this);
}
/**
* Define mimetype -> extension mappings. Each key is a mime-type that maps
* to an array of extensions associated with the type. The first extension is
* used as the default extension for the type.
*
* e.g. mime.define({'audio/ogg', ['oga', 'ogg', 'spx']});
*
* If a type declares an extension that has already been defined, an error will
* be thrown. To suppress this error and force the extension to be associated
* with the new type, pass `force`=true. Alternatively, you may prefix the
* extension with "*" to map the type to extension, without mapping the
* extension to the type.
*
* e.g. mime.define({'audio/wav', ['wav']}, {'audio/x-wav', ['*wav']});
*
*
* @param map (Object) type definitions
* @param force (Boolean) if true, force overriding of existing definitions
*/
Mime$1.prototype.define = function(typeMap, force) {
for (let type in typeMap) {
let extensions = typeMap[type].map(function(t) {
return t.toLowerCase();
});
type = type.toLowerCase();
for (let i = 0; i < extensions.length; i++) {
const ext = extensions[i];
// '*' prefix = not the preferred type for this extension. So fixup the
// extension, and skip it.
if (ext[0] === '*') {
continue;
}
if (!force && (ext in this._types)) {
throw new Error(
'Attempt to change mapping for "' + ext +
'" extension from "' + this._types[ext] + '" to "' + type +
'". Pass `force=true` to allow this, otherwise remove "' + ext +
'" from the list of extensions for "' + type + '".'
);
}
this._types[ext] = type;
}
// Use first extension as default
if (force || !this._extensions[type]) {
const ext = extensions[0];
this._extensions[type] = (ext[0] !== '*') ? ext : ext.substr(1);
}
}
};
/**
* Lookup a mime type based on extension
*/
Mime$1.prototype.getType = function(path) {
path = String(path);
let last = path.replace(/^.*[/\\]/, '').toLowerCase();
let ext = last.replace(/^.*\./, '').toLowerCase();
let hasPath = last.length < path.length;
let hasDot = ext.length < last.length - 1;
return (hasDot || !hasPath) && this._types[ext] || null;
};
/**
* Return file extension associated with a mime type
*/
Mime$1.prototype.getExtension = function(type) {
type = /^\s*([^;\s]*)/.test(type) && RegExp.$1;
return type && this._extensions[type.toLowerCase()] || null;
};
var Mime_1 = Mime$1;
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let Mime = Mime_1;
var mime = new Mime(standard, other);
const param_pattern = /^(\.\.\.)?(\w+)(?:=(\w+))?$/;
/** @param {string} id */
function parse_route_id(id) {
/** @type {string[]} */
const names = [];
/** @type {string[]} */
const types = [];
// `/foo` should get an optional trailing slash, `/foo.json` should not
// const add_trailing_slash = !/\.[a-z]+$/.test(key);
let add_trailing_slash = true;
const pattern =
id === ''
? /^\/$/
: new RegExp(
`^${decodeURIComponent(id)
.split(/(?:@[a-zA-Z0-9_-]+)?(?:\/|$)/)
.map((segment, i, segments) => {
// special case — /[...rest]/ could contain zero segments
const match = /^\[\.\.\.(\w+)(?:=(\w+))?\]$/.exec(segment);
if (match) {
names.push(match[1]);
types.push(match[2]);
return '(?:/(.*))?';
}
const is_last = i === segments.length - 1;
return (
segment &&
'/' +
segment
.split(/\[(.+?)\]/)
.map((content, i) => {
if (i % 2) {
const match = param_pattern.exec(content);
if (!match) {
throw new Error(
`Invalid param: ${content}. Params and matcher names can only have underscores and alphanumeric characters.`
);
}
const [, rest, name, type] = match;
names.push(name);
types.push(type);
return rest ? '(.*?)' : '([^/]+?)';
}
if (is_last && content.includes('.')) add_trailing_slash = false;
return (
content // allow users to specify characters on the file system in an encoded manner
.normalize()
// We use [ and ] to denote parameters, so users must encode these on the file
// system to match against them. We don't decode all characters since others
// can already be epressed and so that '%' can be easily used directly in filenames
.replace(/%5[Bb]/g, '[')
.replace(/%5[Dd]/g, ']')
// '#', '/', and '?' can only appear in URL path segments in an encoded manner.
// They will not be touched by decodeURI so need to be encoded here, so
// that we can match against them.
// We skip '/' since you can't create a file with it on any OS
.replace(/#/g, '%23')
.replace(/\?/g, '%3F')
// escape characters that have special meaning in regex
.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
); // TODO handle encoding
})
.join('')
);
})
.join('')}${add_trailing_slash ? '/?' : ''}$`
);
return { pattern, names, types };
}
/**
* A portion of a file or directory name where the name has been split into
* static and dynamic parts
* @typedef {{
* content: string;
* dynamic: boolean;
* rest: boolean;
* type: string | null;
* }} Part
*/
/**
* A route, consisting of an endpoint module and/or an array of components
* (n layouts and one leaf) for successful navigations and an array of
* n error components to render if navigation fails
* @typedef {{
* id: string;
* pattern: RegExp;
* segments: Part[][];
* page?: {
* a: Array<string | undefined>;
* b: Array<string | undefined>;
* };
* endpoint?: string;
* }} Unit
*/
/**
* @typedef {{
* error: string | undefined;
* layouts: Record<string, { file: string, name: string }>
* }} Node
*/
/**
* @typedef {Map<string, Node>} Tree
*/
const layout_pattern = /^__layout(?:-([a-zA-Z0-9_-]+))?(?:@([a-zA-Z0-9_-]+))?$/;
const dunder_pattern = /(^|\/)__(?!tests?__)/; // forbid __-prefixed files/directories except __error, __layout[-...], __test__, __tests__
const DEFAULT = 'default';
/**
* @param {{
* config: import('types').ValidatedConfig;
* fallback?: string;
* cwd?: string;
* }} opts
* @returns {import('types').ManifestData}
*/
function create_manifest_data({
config,
fallback = `${get_runtime_directory(config.kit)}/components`,
cwd = process.cwd()
}) {
/** @type {import('types').RouteData[]} */
const routes = [];
/** @type {Map<string, Unit>} */
const units = new Map();
/** @type {Tree} */
const tree = new Map();
const default_layout = {
file: posixify(path__default.relative(cwd, `${fallback}/layout.svelte`)),
name: DEFAULT
};
// set default root layout/error
tree.set('', {
error: posixify(path__default.relative(cwd, `${fallback}/error.svelte`)),
layouts: { [DEFAULT]: default_layout }
});
const routes_base = posixify(path__default.relative(cwd, config.kit.files.routes));
const valid_extensions = [...config.extensions, ...config.kit.moduleExtensions];
if (fs__default.existsSync(config.kit.files.routes)) {
list_files(config.kit.files.routes).forEach((file) => {
const extension = valid_extensions.find((ext) => file.endsWith(ext));
if (!extension) return;
const id = file
.slice(0, -extension.length)
.replace(/(?:^|\/)index((?:@[a-zA-Z0-9_-]+)?(?:\.[a-z]+)?)?$/, '$1');
const project_relative = `${routes_base}/${file}`;
const segments = id.split('/');
const name = /** @type {string} */ (segments.pop());
if (name === '__layout.reset') {
throw new Error(
'__layout.reset has been removed in favour of named layouts: https://kit.svelte.dev/docs/layouts#named-layouts'
);
}
if (name === '__error' || layout_pattern.test(name)) {
const dir = segments.join('/');
if (!tree.has(dir)) {
tree.set(dir, {
error: undefined,
layouts: {}
});
}
const group = /** @type {Node} */ (tree.get(dir));
if (name === '__error') {
group.error = project_relative;
} else {
const match = /** @type {RegExpMatchArray} */ (layout_pattern.exec(name));
if (match[1] === DEFAULT) {
throw new Error(`${project_relative} cannot use reserved "${DEFAULT}" name`);
}
const layout_id = match[1] || DEFAULT;
const defined = group.layouts[layout_id];
if (defined && defined !== default_layout) {
throw new Error(
`Duplicate layout ${project_relative} already defined at ${defined.file}`
);
}
group.layouts[layout_id] = {
file: project_relative,
name
};
}
return;
} else if (dunder_pattern.test(file)) {
throw new Error(
`Files and directories prefixed with __ are reserved (saw ${project_relative})`
);
}
if (!config.kit.routes(file)) return;
if (/\]\[/.test(id)) {
throw new Error(`Invalid route ${project_relative} — parameters must be separated`);
}
if (count_occurrences('[', id) !== count_occurrences(']', id)) {
throw new Error(`Invalid route ${project_relative} — brackets are unbalanced`);
}
if (!units.has(id)) {
units.set(id, {
id,
pattern: parse_route_id(id).pattern,
segments: id
.split('/')
.filter(Boolean)
.map((segment) => {
/** @type {Part[]} */
const parts = [];
segment.split(/\[(.+?)\]/).map((content, i) => {
const dynamic = !!(i % 2);
if (!content) return;
parts.push({
content,
dynamic,
rest: dynamic && content.startsWith('...'),
type: (dynamic && content.split('=')[1]) || null
});
});
return parts;
}),
page: undefined,
endpoint: undefined
});
}
const unit = /** @type {Unit} */ (units.get(id));
if (config.extensions.find((ext) => file.endsWith(ext))) {
const { layouts, errors } = trace(project_relative, file, tree, config.extensions);
unit.page = {
a: layouts.concat(project_relative),
b: errors
};
} else {
unit.endpoint = project_relative;
}
});
}
/** @type {string[]} */
const components = [];
tree.forEach(({ layouts, error }) => {
// we do [default, error, ...other_layouts] so that components[0] and [1]
// are the root layout/error. kinda janky, there's probably a nicer way
if (layouts[DEFAULT]) {
components.push(layouts[DEFAULT].file);
}
if (error) {
components.push(error);
}
for (const id in layouts) {
if (id !== DEFAULT) components.push(layouts[id].file);
}
});
units.forEach((unit) => {
if (unit.page) {
const leaf = /** @type {string} */ (unit.page.a[unit.page.a.length - 1]);
components.push(leaf);
}
});
Array.from(units.values())
.sort(compare)
.forEach((unit) => {
// TODO when we introduce layout endpoints and scoped middlewares, we
// will probably want to have a single unified route type here
// (created in the list_files(...).forEach(...) callback)
if (unit.page) {
routes.push({
type: 'page',
id: unit.id,
pattern: unit.pattern,
path: unit.id.includes('[') ? '' : `/${unit.id.replace(/@(?:[a-zA-Z0-9_-]+)/g, '')}`,
shadow: unit.endpoint || null,
a: unit.page.a,
b: unit.page.b
});
} else if (unit.endpoint) {
routes.push({
type: 'endpoint',
id: unit.id,
pattern: unit.pattern,
file: unit.endpoint
});
}
});
/** @type {import('types').Asset[]} */
const assets = fs__default.existsSync(config.kit.files.assets)
? list_files(config.kit.files.assets).map((file) => ({
file,
size: fs__default.statSync(`${config.kit.files.assets}/${file}`).size,
type: mime.getType(file)
}))
: [];
const params_base = path__default.relative(cwd, config.kit.files.params);
/** @type {Record<string, string>} */
const matchers = {};
if (fs__default.existsSync(config.kit.files.params)) {
for (const file of fs__default.readdirSync(config.kit.files.params)) {
const ext = path__default.extname(file);
if (!config.kit.moduleExtensions.includes(ext)) continue;
const type = file.slice(0, -ext.length);
if (/^\w+$/.test(type)) {
const matcher_file = path__default.join(params_base, file);
// Disallow same matcher with different extensions
if (matchers[type]) {
throw new Error(`Duplicate matchers: ${matcher_file} and ${matchers[type]}`);
} else {
matchers[type] = matcher_file;
}
} else {
throw new Error(
`Matcher names can only have underscores and alphanumeric characters — "${file}" is invalid`
);
}
}
}
return {
assets,
components,
routes,
matchers
};
}
/**
* @param {string} file
* @param {string} path
* @param {Tree} tree
* @param {string[]} extensions
*/
function trace(file, path, tree, extensions) {
/** @type {Array<string | undefined>} */
const layouts = [];
/** @type {Array<string | undefined>} */
const errors = [];
const parts = path.split('/');
const filename = /** @type {string} */ (parts.pop());
const extension = /** @type {string} */ (extensions.find((ext) => path.endsWith(ext)));
const base = filename.slice(0, -extension.length);
let layout_id = base.includes('@') ? base.split('@')[1] : DEFAULT;
if (parts.findIndex((part) => part.indexOf('@') > -1) > -1) {
throw new Error(`Invalid route ${file} - named layouts are not allowed in directories`);
}
// walk up the tree, find which __layout and __error components
// apply to this page
while (true) {
const node = tree.get(parts.join('/'));
const layout = node?.layouts[layout_id];
if (layout?.file && layouts.indexOf(layout.file) > -1) {
throw new Error(`Recursive layout detected: ${layout.file} -> ${layouts.join(' -> ')}`);
}
// any segment that has neither a __layout nor an __error can be discarded.
// in other words these...
// layouts: [a, , b, c]
// errors: [d, , e, ]
//
// ...can be compacted to these:
// layouts: [a, b, c]
// errors: [d, e, ]
if (node?.error || layout?.file) {
errors.unshift(node?.error);
layouts.unshift(layout?.file);
}
if (layout?.name.includes('@')) {
layout_id = layout.name.split('@')[1];
} else {
if (layout) layout_id = DEFAULT;
if (parts.length === 0) break;
parts.pop();
}
}
if (layout_id !== DEFAULT) {
throw new Error(`${file} references missing layout "${layout_id}"`);
}
// trim empty space off the end of the errors array
let i = errors.length;
while (i--) if (errors[i]) break;
errors.length = i + 1;
return { layouts, errors };
}
/**
* @param {Unit} a
* @param {Unit} b
*/
function compare(a, b) {
const max_segments = Math.max(a.segments.length, b.segments.length);
for (let i = 0; i < max_segments; i += 1) {
const sa = a.segments[i];
const sb = b.segments[i];
// /x < /x/y, but /[...x]/y < /[...x]
if (!sa) return a.id.includes('[...') ? +1 : -1;
if (!sb) return b.id.includes('[...') ? -1 : +1;
const max_parts = Math.max(sa.length, sb.length);
for (let i = 0; i < max_parts; i += 1) {
const pa = sa[i];
const pb = sb[i];
// xy < x[y], but [x].json < [x]
if (pa === undefined) return pb.dynamic ? -1 : +1;
if (pb === undefined) return pa.dynamic ? +1 : -1;
// x < [x]
if (pa.dynamic !== pb.dynamic) {
return pa.dynamic ? +1 : -1;
}
if (pa.dynamic) {
// [x] < [...x]
if (pa.rest !== pb.rest) {
return pa.rest ? +1 : -1;
}
// [x=type] < [x]
if (!!pa.type !== !!pb.type) {
return pa.type ? -1 : +1;
}
}
}
}
const a_is_endpoint = !a.page && a.endpoint;
const b_is_endpoint = !b.page && b.endpoint;
if (a_is_endpoint !== b_is_endpoint) {
return a_is_endpoint ? -1 : +1;
}
return a < b ? -1 : 1;
}
/**
* @param {string} needle
* @param {string} haystack
*/
function count_occurrences(needle, haystack) {
let count = 0;
for (let i = 0; i < haystack.length; i += 1) {
if (haystack[i] === needle) count += 1;
}
return count;
}
/**
* @param {string} dir
* @param {string} [path]
* @param {string[]} [files]
*/
function list_files(dir, path = '', files = []) {
fs__default.readdirSync(dir)
.sort((a, b) => {
// sort each directory in (__layout, __error, everything else) order
// so that we can trace layouts/errors immediately
if (a.startsWith('__layout')) {
if (!b.startsWith('__layout')) return -1;
} else if (b.startsWith('__layout')) {
return 1;
} else if (a.startsWith('__')) {
if (!b.startsWith('__')) return -1;
} else if (b.startsWith('__')) {
return 1;
}
return a < b ? -1 : 1;
})
.forEach((file) => {
const full = `${dir}/${file}`;
const stats = fs__default.statSync(full);
const joined = path ? `${path}/${file}` : file;
if (stats.isDirectory()) {
list_files(full, joined, files);
} else {
files.push(joined);
}
});
return files;
}
const filename = fileURLToPath(import.meta.url);
const dirname = path__default.dirname(filename);
/** @param {string} dest */
function copy_assets(dest) {
let prefix = '..';
do {
// we jump through these hoops so that this function
// works whether or not it's been bundled
const resolved = path__default.resolve(dirname, `${prefix}/assets`);
if (fs__default.existsSync(resolved)) {
copy(resolved, dest);
return;
}
prefix = `../${prefix}`;
} while (true);
}
const s = JSON.stringify;
/**
* Writes the client manifest to disk. The manifest is used to power the router. It contains the
* list of routes and corresponding Svelte components (i.e. pages and layouts).
* @param {import('types').ManifestData} manifest_data
* @param {string} base
* @param {string} output
*/
function write_manifest(manifest_data, base, output) {
/** @type {Record<string, number>} */
const component_indexes = {};
/** @param {string} c */
const get_path = (c) => path__default.relative(base, c);
const components = `[
${manifest_data.components
.map((component, i) => {
component_indexes[component] = i;
return `() => import(${s(get_path(component))})`;
})
.join(',\n\t\t\t\t\t')}
]`.replace(/^\t/gm, '');
/** @param {Array<string | undefined>} parts */
const get_indices = (parts) =>
`[${parts.map((part) => (part ? component_indexes[part] : '')).join(', ')}]`;
const dictionary = `{
${manifest_data.routes
.map((route) => {
if (route.type === 'page') {
const tuple = [get_indices(route.a), get_indices(route.b)];
if (route.shadow) tuple.push('1');
return `${s(route.id)}: [${tuple.join(', ')}]`;
}
})
.filter(Boolean)
.join(',\n\t\t')}
}`.replace(/^\t/gm, '');
write_if_changed(
`${output}/client-manifest.js`,
trim(`
export { matchers } from './client-matchers.js';
export const components = ${components};
export const dictionary = ${dictionary};
`)
);
}
/**
* @param {import('types').ManifestData} manifest_data
* @param {string} output
*/
function write_matchers(manifest_data, output) {
const imports = [];
const matchers = [];
for (const key in manifest_data.matchers) {
const src = manifest_data.matchers[key];
imports.push(`import { match as ${key} } from ${s(path__default.relative(output, src))};`);
matchers.push(key);
}
const module = imports.length
? `${imports.join('\n')}\n\nexport const matchers = { ${matchers.join(', ')} };`
: 'export const matchers = {};';
write_if_changed(`${output}/client-matchers.js`, module);
}
/**
* @param {import('types').ManifestData} manifest_data
* @param {string} output
*/
function write_root(manifest_data, output) {
// TODO remove default layout altogether
const max_depth = Math.max(
...manifest_data.routes.map((route) =>
route.type === 'page' ? route.a.filter(Boolean).length : 0
),
1
);
const levels = [];
for (let i = 0; i <= max_depth; i += 1) {
levels.push(i);
}
let l = max_depth;
let pyramid = `<svelte:component this={components[${l}]} {...(props_${l} || {})}/>`;
while (l--) {
pyramid = `
{#if components[${l + 1}]}
<svelte:component this={components[${l}]} {...(props_${l} || {})}>
${pyramid.replace(/\n/g, '\n\t\t\t\t\t')}
</svelte:component>
{:else}
<svelte:component this={components[${l}]} {...(props_${l} || {})} />
{/if}
`
.replace(/^\t\t\t/gm, '')
.trim();
}
write_if_changed(
`${output}/root.svelte`,
trim(`
<!-- This file is generated by @sveltejs/kit — do not edit it! -->
<script>
import { setContext, afterUpdate, onMount } from 'svelte';
// stores
export let stores;
export let page;
export let components;
${levels.map((l) => `export let props_${l} = null;`).join('\n\t\t\t\t')}
setContext('__svelte__', stores);
$: stores.page.set(page);
afterUpdate(stores.page.notify);
let mounted = false;
let navigated = false;
let title = null;
onMount(() => {
const unsubscribe = stores.page.subscribe(() => {
if (mounted) {
navigated = true;
title = document.title || 'untitled page';
}
});
mounted = true;
return unsubscribe;
});
</script>
${pyramid.replace(/\n/g, '\n\t\t\t')}
{#if mounted}
<div id="svelte-announcer" aria-live="assertive" aria-atomic="true" style="position: absolute; left: 0; top: 0; clip: rect(0 0 0 0); clip-path: inset(50%); overflow: hidden; white-space: nowrap; width: 1px; height: 1px">
{#if navigated}
{title}
{/if}
</div>
{/if}
`)
);
}
/** @param {string} imports */
const header = (imports) => `
// this file is auto-generated
import type { ${imports} } from '@sveltejs/kit';`;
/** @param {string} arg */
const endpoint = (arg) => `
export type RequestHandler<Output = ResponseBody> = GenericRequestHandler<${arg}, Output>;`;
/** @param {string} arg */
const page = (arg) => `
export type Load<
InputProps extends Record<string, any> = Record<string, any>,
OutputProps extends Record<string, any> = InputProps
> = GenericLoad<${arg}, InputProps, OutputProps>;`;
/**
* @param {import('types').ValidatedConfig} config
* @param {import('types').ManifestData} manifest_data
*/
function write_types(config, manifest_data) {
rimraf(`${config.kit.outDir}/types`);
/** @type {Map<string, { params: string[], type: 'page' | 'endpoint' | 'both' }>} */
const shadow_types = new Map();
manifest_data.routes.forEach((route) => {
const file = route.type === 'endpoint' ? route.file : route.shadow;
if (file) {
const ext = /** @type {string} */ (
config.kit.moduleExtensions.find((ext) => file.endsWith(ext))
);
const key = file.slice(0, -ext.length);
shadow_types.set(key, {
params: parse_route_id(key).names,
type: route.type === 'endpoint' ? 'endpoint' : 'both'
});
}
});
manifest_data.components.forEach((component) => {
if (component.startsWith('.')) return; // exclude fallback components
const ext = /** @type {string} */ (config.extensions.find((ext) => component.endsWith(ext)));
const key = component.slice(0, -ext.length);
if (!shadow_types.has(key)) {
shadow_types.set(key, { params: parse_route_id(key).names, type: 'page' });
}
});
shadow_types.forEach(({ params, type }, key) => {
const arg =
params.length > 0 ? `{ ${params.map((param) => `${param}: string`).join('; ')} }` : '{}';
const imports = [];
const content = [];
if (type !== 'page') {
imports.push('RequestHandler as GenericRequestHandler, ResponseBody');
content.push(endpoint(arg));
}
if (type !== 'endpoint') {
imports.push('Load as GenericLoad');
content.push(page(arg));
}
content.unshift(header(imports.join(', ')));
const parts = (key || 'index').split('/');
parts.push('__types', /** @type {string} */ (parts.pop()));
write(`${config.kit.outDir}/types/${parts.join('/')}.d.ts`, content.join('\n').trim());
});
}
/**
* @param {import('vite').ResolvedConfig} config
* @param {import('vite').ConfigEnv} config_env
* @return {Promise<import('vite').UserConfig>}
*/
async function get_vite_config(config, config_env) {
const loaded = await loadConfigFromFile(
config_env,
config.configFile,
undefined,
config.logLevel
);
if (!loaded) {
throw new Error('Could not load Vite config');
}
return { ...loaded.config, mode: config_env.mode };
}
/**
* @param {...import('vite').UserConfig} configs
* @returns {import('vite').UserConfig}
*/
function merge_vite_configs(...configs) {
return deep_merge(
...configs.map((config) => ({
...config,
resolve: {
...config.resolve,
alias: normalize_alias(config.resolve?.alias || {})
}
}))
);
}
/**
* Takes zero or more objects and returns a new object that has all the values
* deeply merged together. None of the original objects will be mutated at any
* level, and the returned object will have no references to the original
* objects at any depth. If there's a conflict the last one wins, except for
* arrays which will be combined.
* @param {...Object} objects
* @returns {Record<string, any>} the merged object
*/
function deep_merge(...objects) {
const result = {};
/** @type {string[]} */
objects.forEach((o) => merge_into(result, o));
return result;
}
/**
* normalize kit.vite.resolve.alias as an array
* @param {import('vite').AliasOptions} o
* @returns {import('vite').Alias[]}
*/
function normalize_alias(o) {
if (Array.isArray(o)) return o;
return Object.entries(o).map(([find, replacement]) => ({ find, replacement }));
}
/**
* Merges b into a, recursively, mutating a.
* @param {Record<string, any>} a
* @param {Record<string, any>} b
*/
function merge_into(a, b) {
/**
* Checks for "plain old Javascript object", typically made as an object
* literal. Excludes Arrays and built-in types like Buffer.
* @param {any} x
*/
const is_plain_object = (x) => typeof x === 'object' && x.constructor === Object;
for (const prop in b) {
if (is_plain_object(b[prop])) {
if (!is_plain_object(a[prop])) {
a[prop] = {};
}
merge_into(a[prop], b[prop]);
} else if (Array.isArray(b[prop])) {
if (!Array.isArray(a[prop])) {
a[prop] = [];
}
a[prop].push(...b[prop]);
} else {
a[prop] = b[prop];
}
}
}
/**
* Transforms kit.alias to a valid vite.resolve.alias array.
* Related to tsconfig path alias creation.
*
* @param {import('types').ValidatedKitConfig} config
* */
function get_aliases(config) {
/** @type {import('vite').Alias[]} */
const alias = [
{ find: '__GENERATED__', replacement: path__default.posix.join(config.outDir, 'generated') },
{ find: '$app', replacement: `${get_runtime_directory(config)}/app` },
// For now, we handle `$lib` specially here rather than make it a default value for
// `config.kit.alias` since it has special meaning for packaging, etc.
{ find: '$lib', replacement: config.files.lib }
];
for (let [key, value] of Object.entries(config.alias)) {
if (value.endsWith('/*')) {
value = value.slice(0, -2);
}
if (key.endsWith('/*')) {
// Doing just `{ find: key.slice(0, -2) ,..}` would mean `import .. from "key"` would also be matched, which we don't want
alias.push({
find: new RegExp(`^${key.slice(0, -2)}\\/(.+)$`),
replacement: `${path__default.resolve(value)}/$1`
});
} else if (key + '/*' in config.alias) {
// key and key/* both exist -> the replacement for key needs to happen _only_ on import .. from "key"
alias.push({ find: new RegExp(`^${key}$`), replacement: path__default.resolve(value) });
} else {
alias.push({ find: key, replacement: path__default.resolve(value) });
}
}
alias.push({
find: '$env',
replacement: `${get_runtime_directory(config)}/env`
});
return alias;
}
/**
* Given an entry point like [cwd]/src/hooks, returns a filename like [cwd]/src/hooks.js or [cwd]/src/hooks/index.js
* @param {string} entry
* @returns {string|null}
*/
function resolve_entry(entry) {
if (fs__default.existsSync(entry)) {
const stats = fs__default.statSync(entry);
if (stats.isDirectory()) {
return resolve_entry(path__default.join(entry, 'index'));
}
return entry;
} else {
const dir = path__default.dirname(entry);
if (fs__default.existsSync(dir)) {
const base = path__default.basename(entry);
const files = fs__default.readdirSync(dir);
const found = files.find((file) => file.replace(/\.[^.]+$/, '') === base);
if (found) return path__default.join(dir, found);
}
}
return null;
}
/**
* @param {string} str
* @param {number} times
*/
function repeat(str, times) {
return new Array(times + 1).join(str);
}
/**
* Create a formatted error for an illegal import.
* @param {Array<{name: string, dynamic: boolean}>} stack
* @param {string} out_dir The directory specified by config.kit.outDir
*/
function format_illegal_import_chain(stack, out_dir) {
const app = path__default.join(out_dir, 'runtime/env');
stack = stack.map((file) => {
if (file.name.startsWith(app)) return { ...file, name: file.name.replace(app, '$env') };
return { ...file, name: path__default.relative(process.cwd(), file.name) };
});
const pyramid = stack
.map(
(file, i) =>
`${repeat(' ', i * 2)}- ${file.name} ${
file.dynamic ? '(imported by parent dynamically)' : ''
}`
)
.join('\n');
return `Cannot import ${stack.at(-1)?.name} into client-side code:\n${pyramid}`;
}
/**
* Load environment variables from process.env and .env files
* @param {string} mode
* @param {string} prefix
*/
function get_env(mode, prefix) {
const entries = Object.entries(loadEnv(mode, process.cwd(), ''));
return {
public: Object.fromEntries(entries.filter(([k]) => k.startsWith(prefix))),
private: Object.fromEntries(entries.filter(([k]) => !k.startsWith(prefix)))
};
}
/**
* @param {(id: string) => import('rollup').ModuleInfo | null} node_getter
* @param {import('rollup').ModuleInfo} node
* @param {Set<string>} illegal_imports Illegal module IDs -- be sure to call vite.normalizePath!
* @param {string} out_dir The directory specified by config.kit.outDir
*/
function prevent_illegal_rollup_imports(node_getter, node, illegal_imports, out_dir) {
const chain = find_illegal_rollup_imports(node_getter, node, false, illegal_imports);
if (chain) throw new Error(format_illegal_import_chain(chain, out_dir));
}
/**
* @param {(id: string) => import('rollup').ModuleInfo | null} node_getter
* @param {import('rollup').ModuleInfo} node
* @param {boolean} dynamic
* @param {Set<string>} illegal_imports Illegal module IDs -- be sure to call vite.normalizePath!
* @param {Set<string>} seen
* @returns {Array<import('types').ImportNode> | null}
*/
const find_illegal_rollup_imports = (
node_getter,
node,
dynamic,
illegal_imports,
seen = new Set()
) => {
const name = normalizePath(node.id);
if (seen.has(name)) return null;
seen.add(name);
if (illegal_imports.has(name)) {
return [{ name, dynamic }];
}
for (const id of node.importedIds) {
const child = node_getter(id);
const chain =
child && find_illegal_rollup_imports(node_getter, child, false, illegal_imports, seen);
if (chain) return [{ name, dynamic }, ...chain];
}
for (const id of node.dynamicallyImportedIds) {
const child = node_getter(id);
const chain =
child && find_illegal_rollup_imports(node_getter, child, true, illegal_imports, seen);
if (chain) return [{ name, dynamic }, ...chain];
}
return null;
};
/**
* Vite does some weird things with import trees in dev
* for example, a Tailwind app.css will appear to import
* every file in the project. This isn't a problem for
* Rollup during build.
* @param {Iterable<string>} config_module_types
*/
const get_module_types = (config_module_types) => {
return new Set([
'.ts',
'.js',
'.svelte',
'.mts',
'.mjs',
'.cts',
'.cjs',
'.svelte.md',
'.svx',
'.md',
...config_module_types
]);
};
/**
* Throw an error if a private module is imported from a client-side node.
* @param {import('vite').ModuleNode} node
* @param {Set<string>} illegal_imports Illegal module IDs -- be sure to call vite.normalizePath!
* @param {Iterable<string>} module_types File extensions to analyze in addition to the defaults: `.ts`, `.js`, etc.
* @param {string} out_dir The directory specified by config.kit.outDir
*/
function prevent_illegal_vite_imports(node, illegal_imports, module_types, out_dir) {
const chain = find_illegal_vite_imports(node, illegal_imports, get_module_types(module_types));
if (chain) throw new Error(format_illegal_import_chain(chain, out_dir));
}
/**
* @param {import('vite').ModuleNode} node
* @param {Set<string>} illegal_imports Illegal module IDs -- be sure to call vite.normalizePath!
* @param {Set<string>} module_types File extensions to analyze: `.ts`, `.js`, etc.
* @param {Set<string>} seen
* @returns {Array<import('types').ImportNode> | null}
*/
function find_illegal_vite_imports(node, illegal_imports, module_types, seen = new Set()) {
if (!node.id) return null; // TODO when does this happen?
const name = normalizePath(node.id);
if (seen.has(name) || !module_types.has(path__default.extname(name))) return null;
seen.add(name);
if (name && illegal_imports.has(name)) {
return [{ name, dynamic: false }];
}
for (const child of node.importedModules) {
const chain = child && find_illegal_vite_imports(child, illegal_imports, module_types, seen);
if (chain) return [{ name, dynamic: false }, ...chain];
}
return null;
}
const autogen_comment = '// this file is generated — do not edit it\n';
const types_reference = '/// <reference types="@sveltejs/kit" />\n\n';
/**
* Writes ambient declarations including types reference to @sveltejs/kit,
* and the existing environment variables in process.env to
* $env/static/private and $env/static/public
* @param {import('types').ValidatedKitConfig} config
* @param {string} mode The Vite mode
*/
function write_ambient(config, mode) {
const env = get_env(mode, config.env.publicPrefix);
// TODO when testing src, `$app` points at `src/runtime/app`... will
// probably need to fiddle with aliases
write_if_changed(
path__default.join(config.outDir, 'runtime/env/static/public.js'),
create_env_module('$env/static/public', env.public)
);
write_if_changed(
path__default.join(config.outDir, 'runtime/env/static/private.js'),
create_env_module('$env/static/private', env.private)
);
write_if_changed(
path__default.join(config.outDir, 'ambient.d.ts'),
autogen_comment +
types_reference +
create_env_types('$env/static/public', env.public) +
'\n\n' +
create_env_types('$env/static/private', env.private)
);
}
/**
* @param {string} id
* @param {Record<string, string>} env
* @returns {string}
*/
function create_env_module(id, env) {
/** @type {string[]} */
const declarations = [];
for (const key in env) {
const warning = !valid_identifier.test(key)
? 'not a valid identifier'
: reserved.has(key)
? 'a reserved word'
: null;
if (warning) {
console.error(
$
.bold()
.yellow(`Omitting environment variable "${key}" from ${id} as it is ${warning}`)
);
continue;
}
const comment = `/** @type {import('${id}').${key}} */`;
const declaration = `export const ${key} = ${JSON.stringify(env[key])};`;
declarations.push(`${comment}\n${declaration}`);
}
return autogen_comment + declarations.join('\n\n');
}
/**
* @param {string} id
* @param {Record<string, string>} env
* @returns {string}
*/
function create_env_types(id, env) {
const declarations = Object.keys(env)
.filter((k) => valid_identifier.test(k))
.map((k) => `\texport const ${k}: string;`)
.join('\n');
return `declare module '${id}' {\n${declarations}\n}`;
}
/**
* Initialize SvelteKit's generated files.
* @param {import('types').ValidatedConfig} config
* @param {string} mode
*/
function init(config, mode) {
copy_assets(path__default.join(config.kit.outDir, 'runtime'));
write_tsconfig(config.kit);
write_ambient(config.kit, mode);
}
/**
* Update SvelteKit's generated files.
* @param {import('types').ValidatedConfig} config
*/
function update(config) {
const manifest_data = create_manifest_data({ config });
const output = path__default.join(config.kit.outDir, 'generated');
const base = path__default.relative('.', output);
write_manifest(manifest_data, base, output);
write_root(manifest_data, output);
write_matchers(manifest_data, output);
write_types(config, manifest_data);
return { manifest_data };
}
/**
* Run sync.init and sync.update in series, returning the result from sync.update.
* @param {import('types').ValidatedConfig} config
* @param {string} mode The Vite mode
*/
function all(config, mode) {
init(config, mode);
return update(config);
}
var sync = /*#__PURE__*/Object.freeze({
__proto__: null,
init: init,
update: update,
all: all
});
export { get_vite_config as a, get_env as b, parse_route_id as c, all as d, prevent_illegal_rollup_imports as e, sync as f, get_aliases as g, init as i, merge_vite_configs as m, prevent_illegal_vite_imports as p, resolve_entry as r, s, update as u };