system_assignation/node_modules/flora-colossus/lib/Walker.js

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2022-03-24 09:22:39 -04:00
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var debug = require("debug");
var fs = require("fs-extra");
var path = require("path");
var depTypes_1 = require("./depTypes");
var nativeModuleTypes_1 = require("./nativeModuleTypes");
var d = debug('flora-colossus');
var Walker = /** @class */ (function () {
function Walker(modulePath) {
this.walkHistory = new Set();
this.cache = null;
if (!modulePath || typeof modulePath !== 'string') {
throw new Error('modulePath must be provided as a string');
}
d("creating walker with rootModule=" + modulePath);
this.rootModule = modulePath;
}
Walker.prototype.relativeModule = function (rootPath, moduleName) {
return path.resolve(rootPath, 'node_modules', moduleName);
};
Walker.prototype.loadPackageJSON = function (modulePath) {
return __awaiter(this, void 0, void 0, function () {
var pJPath, pJ;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
pJPath = path.resolve(modulePath, 'package.json');
return [4 /*yield*/, fs.pathExists(pJPath)];
case 1:
if (!_a.sent()) return [3 /*break*/, 3];
return [4 /*yield*/, fs.readJson(pJPath)];
case 2:
pJ = _a.sent();
if (!pJ.dependencies)
pJ.dependencies = {};
if (!pJ.devDependencies)
pJ.devDependencies = {};
if (!pJ.optionalDependencies)
pJ.optionalDependencies = {};
return [2 /*return*/, pJ];
case 3: return [2 /*return*/, null];
}
});
});
};
Walker.prototype.walkDependenciesForModuleInModule = function (moduleName, modulePath, depType) {
return __awaiter(this, void 0, void 0, function () {
var testPath, discoveredPath, lastRelative;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
testPath = modulePath;
discoveredPath = null;
lastRelative = null;
_a.label = 1;
case 1:
if (!(!discoveredPath && this.relativeModule(testPath, moduleName) !== lastRelative)) return [3 /*break*/, 3];
lastRelative = this.relativeModule(testPath, moduleName);
return [4 /*yield*/, fs.pathExists(lastRelative)];
case 2:
if (_a.sent()) {
discoveredPath = lastRelative;
}
else {
if (path.basename(path.dirname(testPath)) !== 'node_modules') {
testPath = path.dirname(testPath);
}
testPath = path.dirname(path.dirname(testPath));
}
return [3 /*break*/, 1];
case 3:
// If we can't find it the install is probably buggered
if (!discoveredPath && depType !== depTypes_1.DepType.OPTIONAL && depType !== depTypes_1.DepType.DEV_OPTIONAL) {
throw new Error("Failed to locate module \"" + moduleName + "\" from \"" + modulePath + "\"\n\n This normally means that either you have deleted this package already somehow (check your ignore settings if using electron-packager). Or your module installation failed.");
}
if (!discoveredPath) return [3 /*break*/, 5];
return [4 /*yield*/, this.walkDependenciesForModule(discoveredPath, depType)];
case 4:
_a.sent();
_a.label = 5;
case 5: return [2 /*return*/];
}
});
});
};
Walker.prototype.detectNativeModuleType = function (modulePath, pJ) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!pJ.dependencies['prebuild-install']) return [3 /*break*/, 1];
return [2 /*return*/, nativeModuleTypes_1.NativeModuleType.PREBUILD];
case 1: return [4 /*yield*/, fs.pathExists(path.join(modulePath, 'binding.gyp'))];
case 2:
if (_a.sent()) {
return [2 /*return*/, nativeModuleTypes_1.NativeModuleType.NODE_GYP];
}
_a.label = 3;
case 3: return [2 /*return*/, nativeModuleTypes_1.NativeModuleType.NONE];
}
});
});
};
Walker.prototype.walkDependenciesForModule = function (modulePath, depType) {
return __awaiter(this, void 0, void 0, function () {
var existingModule, pJ, _a, _b, _c, _d, _e, _i, moduleName, _f, _g, _h, moduleName, _j, _k, _l, moduleName;
return __generator(this, function (_m) {
switch (_m.label) {
case 0:
d('walk reached:', modulePath, ' Type is:', depTypes_1.DepType[depType]);
// We have already traversed this module
if (this.walkHistory.has(modulePath)) {
d('already walked this route');
existingModule = this.modules.find(function (module) { return module.path === modulePath; });
// If the depType we are traversing with now is higher than the
// last traversal then update it (prod superseeds dev for instance)
if (depTypes_1.depTypeGreater(depType, existingModule.depType)) {
d("existing module has a type of \"" + existingModule.depType + "\", new module type would be \"" + depType + "\" therefore updating");
existingModule.depType = depType;
}
return [2 /*return*/];
}
return [4 /*yield*/, this.loadPackageJSON(modulePath)];
case 1:
pJ = _m.sent();
// If the module doesn't have a package.json file it is probably a
// dead install from yarn (they dont clean up for some reason)
if (!pJ) {
d('walk hit a dead end, this module is incomplete');
return [2 /*return*/];
}
// Record this module as being traversed
this.walkHistory.add(modulePath);
_b = (_a = this.modules).push;
_c = {
depType: depType
};
return [4 /*yield*/, this.detectNativeModuleType(modulePath, pJ)];
case 2:
_b.apply(_a, [(_c.nativeModuleType = _m.sent(),
_c.path = modulePath,
_c.name = pJ.name,
_c)]);
_d = [];
for (_e in pJ.dependencies)
_d.push(_e);
_i = 0;
_m.label = 3;
case 3:
if (!(_i < _d.length)) return [3 /*break*/, 6];
moduleName = _d[_i];
// npm decides it's a funny thing to put optional dependencies in the "dependencies" section
// after install, because that makes perfect sense
if (moduleName in pJ.optionalDependencies) {
d("found " + moduleName + " in prod deps of " + modulePath + " but it is also marked optional");
return [3 /*break*/, 5];
}
return [4 /*yield*/, this.walkDependenciesForModuleInModule(moduleName, modulePath, depTypes_1.childDepType(depType, depTypes_1.DepType.PROD))];
case 4:
_m.sent();
_m.label = 5;
case 5:
_i++;
return [3 /*break*/, 3];
case 6:
_f = [];
for (_g in pJ.optionalDependencies)
_f.push(_g);
_h = 0;
_m.label = 7;
case 7:
if (!(_h < _f.length)) return [3 /*break*/, 10];
moduleName = _f[_h];
return [4 /*yield*/, this.walkDependenciesForModuleInModule(moduleName, modulePath, depTypes_1.childDepType(depType, depTypes_1.DepType.OPTIONAL))];
case 8:
_m.sent();
_m.label = 9;
case 9:
_h++;
return [3 /*break*/, 7];
case 10:
if (!(depType === depTypes_1.DepType.ROOT)) return [3 /*break*/, 14];
d('we\'re still at the beginning, walking down the dev route');
_j = [];
for (_k in pJ.devDependencies)
_j.push(_k);
_l = 0;
_m.label = 11;
case 11:
if (!(_l < _j.length)) return [3 /*break*/, 14];
moduleName = _j[_l];
return [4 /*yield*/, this.walkDependenciesForModuleInModule(moduleName, modulePath, depTypes_1.childDepType(depType, depTypes_1.DepType.DEV))];
case 12:
_m.sent();
_m.label = 13;
case 13:
_l++;
return [3 /*break*/, 11];
case 14: return [2 /*return*/];
}
});
});
};
Walker.prototype.walkTree = function () {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
d('starting tree walk');
if (!this.cache) {
this.cache = new Promise(function (resolve, reject) { return __awaiter(_this, void 0, void 0, function () {
var err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
this.modules = [];
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
return [4 /*yield*/, this.walkDependenciesForModule(this.rootModule, depTypes_1.DepType.ROOT)];
case 2:
_a.sent();
return [3 /*break*/, 4];
case 3:
err_1 = _a.sent();
reject(err_1);
return [2 /*return*/];
case 4:
resolve(this.modules);
return [2 /*return*/];
}
});
}); });
}
else {
d('tree walk in progress / completed already, waiting for existing walk to complete');
}
return [4 /*yield*/, this.cache];
case 1: return [2 /*return*/, _a.sent()];
}
});
});
};
Walker.prototype.getRootModule = function () {
return this.rootModule;
};
return Walker;
}());
exports.Walker = Walker;
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