mirror of https://github.com/grpc/grpc-node.git
87 lines
2.3 KiB
JavaScript
87 lines
2.3 KiB
JavaScript
const gulp = require('gulp');
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const merge2 = require('merge2');
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const path = require('path');
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const sourcemaps = require('gulp-sourcemaps');
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const tslint = require('gulp-tslint');
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const typescript = require('gulp-typescript');
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const tslintPath = './tslint.json'
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const tsconfigPath = './tsconfig.json';
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const outDir = 'build';
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const srcGlob = 'src/**/*.ts';
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function onError() {}
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function makeCompileFn(dev) {
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const tsSettings = dev ? {
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noEmitOnError: false,
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noUnusedParameters: false
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} : {};
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return () => {
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const { dts, js } = gulp.src(srcGlob)
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.pipe(sourcemaps.init())
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.pipe(typescript.createProject(tsconfigPath, tsSettings)())
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.on('error', onError);
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const jsMap = js.pipe(sourcemaps.write('.', {
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includeContent: false,
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sourceRoot: path.relative(outDir, 'src')
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}));
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return merge2([
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js.pipe(gulp.dest(`${outDir}/src`)),
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dts.pipe(gulp.dest(`${outDir}/types`)),
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jsMap.pipe(gulp.dest(`${outDir}/src`))
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]);
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};
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}
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/**
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* Runs tslint on files in src/, with linting rules defined in tslint.json.
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*/
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gulp.task('lint', () => {
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const program = require('tslint').Linter.createProgram(tsconfigPath);
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gulp.src(srcGlob)
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.pipe(tslint({
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configuration: tslintPath,
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formatter: 'prose',
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program
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}))
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.pipe(tslint.report())
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.on('warning', onError);
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});
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/**
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* Transpiles TypeScript files in src/ to JavaScript according to the settings
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* found in tsconfig.json.
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* Currently, all errors are emitted twice. This is being tracked here:
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* https://github.com/ivogabe/gulp-typescript/issues/438
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*/
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gulp.task('compile', makeCompileFn(false));
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/**
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* Starts watching files in src/, running the 'compile' step whenever a file
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* changes.
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*/
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gulp.task('watch', () => {
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gulp.start(['compile']);
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return gulp.watch(srcGlob, ['compile']);
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});
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/**
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* Transpiles source code with relaxed requirements:
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* - Emit output even if there are type-checking errors (this is a workaround
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* for the twice-emitted errors in the 'compile' step)
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* - Do not emit errors for unused parameters
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*/
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gulp.task('dev.compile', makeCompileFn(true));
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/**
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* Watches files similar to the 'watch' step, but runs the 'dev.compile' step
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* instead.
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*/
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gulp.task('dev.watch', () => {
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gulp.start(['dev.compile']);
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return gulp.watch(srcGlob, ['dev.compile']);
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});
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gulp.task('default', ['compile']);
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