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musix-oss/node_modules/protobufjs/cli/pbts.js

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2020-03-03 20:30:50 +00:00
"use strict";
var child_process = require("child_process"),
path = require("path"),
fs = require("fs"),
pkg = require("./package.json"),
util = require("./util");
util.setup();
var minimist = require("minimist"),
chalk = require("chalk"),
glob = require("glob"),
tmp = require("tmp");
/**
* Runs pbts programmatically.
* @param {string[]} args Command line arguments
* @param {function(?Error, string=)} [callback] Optional completion callback
* @returns {number|undefined} Exit code, if known
*/
exports.main = function(args, callback) {
var argv = minimist(args, {
alias: {
name: "n",
out : "o",
main: "m",
global: "g",
import: "i"
},
string: [ "name", "out", "global", "import" ],
boolean: [ "comments", "main" ],
default: {
comments: true,
main: false
}
});
var files = argv._;
if (!files.length) {
if (callback)
callback(Error("usage")); // eslint-disable-line callback-return
else
process.stderr.write([
"protobuf.js v" + pkg.version + " CLI for TypeScript",
"",
chalk.bold.white("Generates TypeScript definitions from annotated JavaScript files."),
"",
" -o, --out Saves to a file instead of writing to stdout.",
"",
" -g, --global Name of the global object in browser environments, if any.",
"",
" -i, --import Comma delimited list of imports. Local names will equal camelCase of the basename.",
"",
" --no-comments Does not output any JSDoc comments.",
"",
chalk.bold.gray(" Internal flags:"),
"",
" -n, --name Wraps everything in a module of the specified name.",
"",
" -m, --main Whether building the main library without any imports.",
"",
"usage: " + chalk.bold.green("pbts") + " [options] file1.js file2.js ..." + chalk.bold.gray(" (or) ") + "other | " + chalk.bold.green("pbts") + " [options] -",
""
].join("\n"));
return 1;
}
// Resolve glob expressions
for (var i = 0; i < files.length;) {
if (glob.hasMagic(files[i])) {
var matches = glob.sync(files[i]);
Array.prototype.splice.apply(files, [i, 1].concat(matches));
i += matches.length;
} else
++i;
}
var cleanup = [];
// Read from stdin (to a temporary file)
if (files.length === 1 && files[0] === "-") {
var data = [];
process.stdin.on("data", function(chunk) {
data.push(chunk);
});
process.stdin.on("end", function() {
files[0] = tmp.tmpNameSync() + ".js";
fs.writeFileSync(files[0], Buffer.concat(data));
cleanup.push(files[0]);
callJsdoc();
});
// Load from disk
} else {
callJsdoc();
}
function callJsdoc() {
// There is no proper API for jsdoc, so this executes the CLI and pipes the output
var basedir = path.join(__dirname, ".");
var moduleName = argv.name || "null";
var nodePath = process.execPath;
var cmd = "\"" + nodePath + "\" \"" + require.resolve("jsdoc/jsdoc.js") + "\" -c \"" + path.join(basedir, "lib", "tsd-jsdoc.json") + "\" -q \"module=" + encodeURIComponent(moduleName) + "&comments=" + Boolean(argv.comments) + "\" " + files.map(function(file) { return "\"" + file + "\""; }).join(" ");
var child = child_process.exec(cmd, {
cwd: process.cwd(),
argv0: "node",
stdio: "pipe",
maxBuffer: 1 << 24 // 16mb
});
var out = [];
var ended = false;
var closed = false;
child.stdout.on("data", function(data) {
out.push(data);
});
child.stdout.on("end", function() {
if (closed) finish();
else ended = true;
});
child.stderr.pipe(process.stderr);
child.on("close", function(code) {
// clean up temporary files, no matter what
try { cleanup.forEach(fs.unlinkSync); } catch(e) {/**/} cleanup = [];
if (code) {
out = out.join("").replace(/\s*JSDoc \d+\.\d+\.\d+ [^$]+/, "");
process.stderr.write(out);
var err = Error("code " + code);
if (callback)
return callback(err);
throw err;
}
if (ended) return finish();
closed = true;
return undefined;
});
function getImportName(importItem) {
return path.basename(importItem, ".js").replace(/([-_~.+]\w)/g, function(match) {
return match[1].toUpperCase();
});
}
function finish() {
var output = [];
if (argv.main)
output.push(
"// DO NOT EDIT! This is a generated file. Edit the JSDoc in src/*.js instead and run 'npm run types'.",
""
);
if (argv.global)
output.push(
"export as namespace " + argv.global + ";",
""
);
if (!argv.main) {
// Ensure we have a usable array of imports
var importArray = typeof argv.import === "string" ? argv.import.split(",") : argv.import || [];
// Build an object of imports and paths
var imports = {
$protobuf: "protobufjs"
};
importArray.forEach(function(importItem) {
imports[getImportName(importItem)] = importItem;
});
// Write out the imports
Object.keys(imports).forEach(function(key) {
output.push("import * as " + key + " from \"" + imports[key] + "\";");
});
}
output = output.join("\n") + "\n" + out.join("");
try {
if (argv.out)
fs.writeFileSync(argv.out, output, { encoding: "utf8" });
else if (!callback)
process.stdout.write(output, "utf8");
return callback
? callback(null, output)
: undefined;
} catch (err) {
if (callback)
return callback(err);
throw err;
}
}
}
return undefined;
};