ts-simple-ast/dist/tests/compiler/tools/emitResultTests.js

TypeScript compiler wrapper for AST navigation and code generation.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const TsSimpleAst_1 = require("./../../../TsSimpleAst");
const testHelpers = require("./../../testHelpers");
describe("EmitResult", () => {
    it("should get the emit result when there are no errors", () => {
        const fileSystem = testHelpers.getFileSystemHostWithFiles([]);
        const ast = new TsSimpleAst_1.TsSimpleAst({ compilerOptions: { noLib: true, outDir: "dist" } }, fileSystem);
        ast.addSourceFileFromText("file1.ts", "const num1 = 1;");
        ast.addSourceFileFromText("file2.ts", "const num2 = 2;");
        const result = ast.emit();
        chai_1.expect(result.compilerObject).to.not.be.undefined;
        chai_1.expect(result.getEmitSkipped()).to.be.false;
        chai_1.expect(result.getDiagnostics().length).to.equal(0);
    });
    it("should get the emit result when there are errors", () => {
        const fileSystem = testHelpers.getFileSystemHostWithFiles([]);
        const ast = new TsSimpleAst_1.TsSimpleAst({ compilerOptions: { noLib: true, outDir: "dist", noEmitOnError: true } }, fileSystem);
        ast.addSourceFileFromText("file1.ts", "const num1;");
        const result = ast.emit();
        chai_1.expect(result.getEmitSkipped()).to.be.true;
        const diagnostics = result.getDiagnostics();
        const filteredDiagnostics = diagnostics.map(d => d.getMessageText()).filter(d => d.indexOf("Cannot find global type"));
        chai_1.expect(filteredDiagnostics.length).to.equal(1);
        chai_1.expect(filteredDiagnostics[0]).to.equal("'const' declarations must be initialized.");
    });
});

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