64 lines
2.0 KiB
JavaScript
64 lines
2.0 KiB
JavaScript
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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// @ts-check
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const path = require("path");
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const process = require("process");
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const { srcRoot } = require("./config");
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const { getUncheckedLeafFiles, getAllEligibleFiles } = require("./eligible-file-finder");
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const { getImportsForFile } = require("./import-finder");
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if (process.argv.includes("--help")) {
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console.log("yarn null:find [--sort=name|count] [--show-count] [--filter file_path_substring]");
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process.exit(0);
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}
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const sortBy = process.argv.includes("--sort=name") ? "name" : "count";
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const printDependedOnCount = process.argv.includes("--show-count");
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const filterArgIndex = process.argv.indexOf("--filter") + 1;
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const filterArg = filterArgIndex === 0 ? null : process.argv[filterArgIndex];
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const filter = filterArg && ((file) => file.includes(filterArg));
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async function main() {
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const eligibleFiles = await getUncheckedLeafFiles();
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const eligibleSet = new Set(eligibleFiles);
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const dependedOnCount = new Map(eligibleFiles.map((file) => [file, 0]));
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for (const file of await getAllEligibleFiles()) {
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if (eligibleSet.has(file)) {
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// Already added
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continue;
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}
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for (const imp of getImportsForFile(file, srcRoot)) {
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if (dependedOnCount.has(imp)) {
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dependedOnCount.set(imp, dependedOnCount.get(imp) + 1);
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}
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}
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}
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let out = Array.from(dependedOnCount.entries());
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if (filter) {
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out = out.filter((x) => filter(x[0]));
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}
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if (sortBy === "count") {
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out = out.sort((a, b) => b[1] - a[1]);
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} else if (sortBy === "name") {
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out = out.sort((a, b) => a[0].localeCompare(b[0]));
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}
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for (const pair of out) {
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console.log(toFormattedFilePath(pair[0]) + (printDependedOnCount ? ` — Depended on by **${pair[1]}** files` : ""));
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}
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}
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function toFormattedFilePath(file) {
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const relativePath = path.relative(srcRoot, file).replace(/\\/g, "/");
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return `"./src/${relativePath}",`;
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}
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main().catch((error) => {
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console.error(error.stack);
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process.exit(1);
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});
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