@nestjs/cli
Version:
Nest - modern, fast, powerful node.js web framework (@cli)
63 lines (62 loc) • 2.89 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Compiler = void 0;
const ts = require("typescript");
const get_value_or_default_1 = require("./helpers/get-value-or-default");
const tsconfig_paths_hook_1 = require("./hooks/tsconfig-paths.hook");
class Compiler {
constructor(pluginsLoader, tsConfigProvider, typescriptLoader) {
this.pluginsLoader = pluginsLoader;
this.tsConfigProvider = tsConfigProvider;
this.typescriptLoader = typescriptLoader;
}
run(configuration, configFilename, appName, onSuccess) {
const tsBinary = this.typescriptLoader.load();
const formatHost = {
getCanonicalFileName: (path) => path,
getCurrentDirectory: tsBinary.sys.getCurrentDirectory,
getNewLine: () => tsBinary.sys.newLine,
};
const { options, fileNames, projectReferences } = this.tsConfigProvider.getByConfigFilename(configFilename);
const createProgram = tsBinary.createIncrementalProgram || tsBinary.createProgram;
const program = createProgram.call(ts, {
rootNames: fileNames,
projectReferences,
options,
});
const pluginsConfig = (0, get_value_or_default_1.getValueOrDefault)(configuration, 'compilerOptions.plugins', appName);
const plugins = this.pluginsLoader.load(pluginsConfig);
const tsconfigPathsPlugin = (0, tsconfig_paths_hook_1.tsconfigPathsBeforeHookFactory)(options);
const programRef = program.getProgram
? program.getProgram()
: program;
const before = plugins.beforeHooks.map((hook) => hook(programRef));
const after = plugins.afterHooks.map((hook) => hook(programRef));
const afterDeclarations = plugins.afterDeclarationsHooks.map((hook) => hook(programRef));
const emitResult = program.emit(undefined, undefined, undefined, undefined, {
before: tsconfigPathsPlugin
? before.concat(tsconfigPathsPlugin)
: before,
after,
afterDeclarations,
});
const errorsCount = this.reportAfterCompilationDiagnostic(program, emitResult, tsBinary, formatHost);
if (errorsCount) {
process.exit(1);
}
else if (!errorsCount && onSuccess) {
onSuccess();
}
}
reportAfterCompilationDiagnostic(program, emitResult, tsBinary, formatHost) {
const diagnostics = tsBinary
.getPreEmitDiagnostics(program)
.concat(emitResult.diagnostics);
if (diagnostics.length > 0) {
console.error(tsBinary.formatDiagnosticsWithColorAndContext(diagnostics, formatHost));
console.info(`Found ${diagnostics.length} error(s).` + tsBinary.sys.newLine);
}
return diagnostics.length;
}
}
exports.Compiler = Compiler;