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feat(vite): add templateTransform hook for template preprocessing #150

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Merged
Boshen merged 1 commit into from
Mar 18, 2026
Merged

feat(vite): add templateTransform hook for template preprocessing #150

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9 changes: 9 additions & 0 deletions napi/angular-compiler/vite-plugin/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -82,6 +82,9 @@ export interface PluginOptions {
* ```
*/
angularVersion?: AngularVersion

/** Optional callback to transform template content before compilation. Applied during both initial build and HMR. */
templateTransform?: (content: string, filePath: string) => string
}

// Match all TypeScript files - we'll filter by @Component/@Directive decorator in the handler
Expand Down Expand Up @@ -160,6 +163,9 @@ export function angular(options: PluginOptions = {}): Plugin[] {
if (!content) {
try {
content = await readFile(templatePath, 'utf-8')
if (options.templateTransform) {
content = options.templateTransform(content, templatePath)
}
resourceCache.set(templatePath, content)
} catch {
console.warn(`Failed to read template: ${templatePath}`)
Expand Down Expand Up @@ -368,6 +374,9 @@ export function angular(options: PluginOptions = {}): Plugin[] {
if (templateUrls.length > 0) {
const templatePath = resolve(dir, templateUrls[0])
templateContent = await readFile(templatePath, 'utf-8')
if (options.templateTransform) {
templateContent = options.templateTransform(templateContent, templatePath)
}
} else {
templateContent = extractInlineTemplate(source)
}
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