astro
Version:
Astro is a modern site builder with web best practices, performance, and DX front-of-mind.
74 lines (73 loc) • 2.24 kB
JavaScript
const astroEntryPrefix = "\0astro-entry:";
function vitePluginComponentEntry(internals) {
const componentToExportNames = /* @__PURE__ */ new Map();
mergeComponentExportNames(internals.discoveredHydratedComponents);
mergeComponentExportNames(internals.discoveredClientOnlyComponents);
for (const [componentId, exportNames] of componentToExportNames) {
if (exportNames.some((name) => name.includes(".") || name === "*")) {
componentToExportNames.delete(componentId);
} else {
componentToExportNames.set(componentId, Array.from(new Set(exportNames)));
}
}
function mergeComponentExportNames(components) {
for (const [componentId, exportNames] of components) {
if (componentToExportNames.has(componentId)) {
componentToExportNames.get(componentId)?.push(...exportNames);
} else {
componentToExportNames.set(componentId, exportNames);
}
}
}
return {
name: "@astro/plugin-component-entry",
enforce: "pre",
config(config) {
const rollupInput = config.build?.rollupOptions?.input;
if (Array.isArray(rollupInput)) {
config.build.rollupOptions.input = rollupInput.map((id) => {
if (componentToExportNames.has(id)) {
return astroEntryPrefix + id;
} else {
return id;
}
});
}
},
async resolveId(id) {
if (id.startsWith(astroEntryPrefix)) {
return id;
}
},
async load(id) {
if (id.startsWith(astroEntryPrefix)) {
const componentId = id.slice(astroEntryPrefix.length);
const exportNames = componentToExportNames.get(componentId);
if (exportNames) {
return {
code: `export { ${exportNames.join(", ")} } from ${JSON.stringify(componentId)}`
};
}
}
}
};
}
function normalizeEntryId(id) {
return id.startsWith(astroEntryPrefix) ? id.slice(astroEntryPrefix.length) : id;
}
function pluginComponentEntry(internals) {
return {
targets: ["client"],
hooks: {
"build:before": () => {
return {
vitePlugin: vitePluginComponentEntry(internals)
};
}
}
};
}
export {
normalizeEntryId,
pluginComponentEntry
};