tsbuild/ts/tsbuild.classes.compiler.ts

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TypeScript
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2018-07-25 18:56:42 +00:00
// import all the stuff we need
import * as plugins from './tsbuild.plugins';
import { CompilerOptions } from 'typescript';
export { CompilerOptions, ScriptTarget, ModuleKind } from 'typescript';
/**
* the default typescript compilerOptions
*/
export const compilerOptionsDefault: CompilerOptions = {
declaration: true,
emitDecoratorMetadata: true,
experimentalDecorators: true,
inlineSourceMap: true,
noEmitOnError: false,
outDir: 'dist/',
module: plugins.typescript.ModuleKind.CommonJS,
lib: [
'es2016',
'es2017'
],
noImplicitAny: false,
target: plugins.typescript.ScriptTarget.ES2015
};
/**
* merges compilerOptions with the default compiler options
*/
export const mergeCompilerOptions = function(customTsOptions: CompilerOptions): CompilerOptions {
// create merged options
let mergedOptions: CompilerOptions = {
...compilerOptionsDefault,
...customTsOptions
};
return mergedOptions;
};
/**
* the internal main compiler function that compiles the files
*/
export const compiler = (
fileNames: string[],
options: plugins.typescript.CompilerOptions
): Promise<any[]> => {
console.log(options);
let done = plugins.smartpromise.defer<any[]>();
let program = plugins.typescript.createProgram(fileNames, options);
let emitResult = program.emit();
// implement check only
/*let emitResult = program.emit(undefined,(args) => {
console.log(args)
});*/
let allDiagnostics = plugins.typescript
.getPreEmitDiagnostics(program)
.concat(emitResult.diagnostics);
try {
allDiagnostics.forEach(diagnostic => {
let { line, character } = diagnostic.file.getLineAndCharacterOfPosition(diagnostic.start);
let message = plugins.typescript.flattenDiagnosticMessageText(diagnostic.messageText, '\n');
console.log(`${diagnostic.file.fileName} (${line + 1},${character + 1}): ${message}`);
});
} catch (err) {
// console.log(allDiagnostics)
}
let exitCode = emitResult.emitSkipped ? 1 : 0;
if (exitCode === 0) {
console.log('TypeScript emit succeeded!');
done.resolve(emitResult.emittedFiles);
} else {
console.error('TypeScript emit failed. Please investigate!');
process.exit(exitCode);
}
return done.promise;
};