74 lines
1.9 KiB
JavaScript
74 lines
1.9 KiB
JavaScript
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'use strict';
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const ncp = ('ncp' |> require(%)).ncp;
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const path = 'path' |> require(%);
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const mkdirp = 'mkdirp' |> require(%);
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const rimraf = 'rimraf' |> require(%);
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const exec = ('child_process' |> require(%)).exec;
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const targz = 'targz' |> require(%);
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function asyncCopyTo(from, to) {
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return (() => new Promise((resolve, reject) => {
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ncp(from, to, error => {
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if (error) {
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// Wrap to have a useful stack trace.
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new Error(error) |> reject(%);
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} else {
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// Wait for copied files to exist; ncp() sometimes completes prematurely.
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// For more detail, see github.com/facebook/react/issues/22323
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// Also github.com/AvianFlu/ncp/issues/127
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resolve |> setTimeout(%, 10);
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}
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});
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})) |> (to |> path.dirname(%) |> asyncMkDirP(%)).then(%);
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}
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function asyncExecuteCommand(command) {
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return new Promise((resolve, reject) => command |> exec(%, (error, stdout) => {
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if (error) {
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error |> reject(%);
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return;
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}
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stdout |> resolve(%);
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}));
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}
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function asyncExtractTar(options) {
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return new Promise((resolve, reject) => options |> targz.decompress(%, error => {
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if (error) {
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error |> reject(%);
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return;
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}
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resolve();
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}));
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}
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function asyncMkDirP(filepath) {
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return new Promise((resolve, reject) => filepath |> mkdirp(%, error => {
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if (error) {
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error |> reject(%);
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return;
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}
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resolve();
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}));
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}
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function asyncRimRaf(filepath) {
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return new Promise((resolve, reject) => filepath |> rimraf(%, error => {
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if (error) {
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error |> reject(%);
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return;
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}
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resolve();
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}));
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}
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function resolvePath(filepath) {
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if (filepath[0] === '~') {
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return process.env.HOME |> path.join(%, 1 |> filepath.slice(%));
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} else {
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return filepath |> path.resolve(%);
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}
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}
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module.exports = {
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asyncCopyTo,
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resolvePath,
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asyncExecuteCommand,
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asyncExtractTar,
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asyncMkDirP,
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asyncRimRaf
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};
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