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"@esbuild/sunos-x64": "0.23.1", + "@esbuild/win32-arm64": "0.23.1", + "@esbuild/win32-ia32": "0.23.1", + "@esbuild/win32-x64": "0.23.1" + } + }, "node_modules/type-check": { "version": "0.4.0", "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz", diff --git a/package.json b/package.json index 115f299..6f2832b 100644 --- a/package.json +++ b/package.json @@ -36,6 +36,7 @@ "prettier": "^2.7.1", "pretty-quick": "^3.1.3", "rimraf": "^5.0.5", + "tsx": "^4.19.2", "typescript": "~5.2.2", "vitest": "^1.3.1" }, diff --git a/src/utils/ast-helpers.ts b/src/utils/ast-helpers.ts index 0b859ec..5f2d381 100644 --- a/src/utils/ast-helpers.ts +++ b/src/utils/ast-helpers.ts @@ -10,11 +10,21 @@ import pkg, { StringLiteral, SourceFile, PropertyDeclaration, - PropertyAccessExpression, - isPropertyAccessExpression, - isCallExpression + PropertyAccessExpression } from 'typescript'; -const { SyntaxKind, isStringLiteralLike, isArrayLiteralExpression, isBinaryExpression, isConditionalExpression } = pkg; + +// Importing non-type members from 'typescript' this way to prevent runtime errors such as: +// `SyntaxError: Named export 'isCallExpression' not found. The requested module 'typescript' is a CommonJS module, +// which may not support all module.exports as named exports.` +const { + isArrayLiteralExpression, + isBinaryExpression, + isCallExpression, + isConditionalExpression, + isPropertyAccessExpression, + isStringLiteralLike, + SyntaxKind +} = pkg; export function getAST(source: string, fileName = ''): SourceFile { const supportedScriptTypes: Record = { diff --git a/tests/cli/cli.spec.ts b/tests/cli/cli.spec.ts new file mode 100644 index 0000000..284db04 --- /dev/null +++ b/tests/cli/cli.spec.ts @@ -0,0 +1,42 @@ +import { exec } from 'node:child_process'; +import { resolve, dirname } from 'node:path'; +import { fileURLToPath } from 'node:url'; +import { readFileSync, rmSync } from 'node:fs'; + +import { afterEach, describe, expect, test } from 'vitest'; + +const __dirname = dirname(fileURLToPath(import.meta.url)); + +const REPOSITORY_ROOT = resolve(__dirname, '../..'); +const CLI_PATH = resolve(REPOSITORY_ROOT, 'src/cli/cli.ts'); +const FIXTURES_PATH = resolve(REPOSITORY_ROOT, 'tests/cli/fixtures/'); +const OUTPUT_PATH = resolve(REPOSITORY_ROOT, 'tests/cli/fixtures/tmp'); +const OUTPUT_FILE = resolve(OUTPUT_PATH, 'strings.json'); + +describe('CLI Integration Tests', () => { + afterEach(() => { + rmSync(OUTPUT_PATH, { recursive: true, force: true }); + }); + + test('extracts translation keys from a component', () => + new Promise((done) => { + exec(`npx tsx ${CLI_PATH} --input ${FIXTURES_PATH} --output ${OUTPUT_FILE}`, (error, stdout) => { + expect(error).toBeNull(); + expect(stdout.trim()).toStrictEqual(expect.stringContaining('Extracting:')); + expect(stdout.trim()).toStrictEqual(expect.stringContaining('simple.component.fixture.ts')); + expect(stdout.trim()).toStrictEqual(expect.stringContaining('Found 2 strings.')); + expect(stdout.trim()).toStrictEqual(expect.stringContaining('Saving:')); + expect(stdout.trim()).toStrictEqual(expect.stringContaining('strings.json')); + expect(stdout.trim()).toStrictEqual(expect.stringContaining('Done.')); + + const extracted = JSON.parse(readFileSync(OUTPUT_FILE, { encoding: 'utf8' })); + const extractedKeys = Object.keys(extracted); + + expect(Object.keys(extracted).length).toBe(2); + expect(extractedKeys[0]).toBe('home.welcome'); + expect(extractedKeys[1]).toBe('home.description'); + + done(); + }); + })); +}); diff --git a/tests/cli/fixtures/simple.component.fixture.ts b/tests/cli/fixtures/simple.component.fixture.ts new file mode 100644 index 0000000..86753b0 --- /dev/null +++ b/tests/cli/fixtures/simple.component.fixture.ts @@ -0,0 +1,19 @@ +import { Component } from '@angular/core'; +import { TranslateService } from '@ngx-translate/core'; + +@Component({ + selector: 'app-home', + standalone: true, + template: ` +
+

{{ welcomeMessage }}

+

{{ descriptionMessage }}

+
+ ` +}) +export class HomeComponent { + private readonly translate = inject(TranslateService); + + readonly welcomeMessage = this.translate.instant('home.welcome'); + readonly descriptionMessage = this.translate.instant('home.description'); +}