feat(core): build project file map with rust (#17472)

Co-authored-by: FrozenPandaz <jasonjean1993@gmail.com>

Cargo.lock

@@ -2,6 +2,17 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "ahash"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c99f64d1e06488f620f932677e24bc6e2897582980441ae90a671415bd7ec2f"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+ "version_check",
+]
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.20"
@@ -11,6 +22,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "allocator-api2"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4f263788a35611fba42eb41ff811c5d0360c58b97402570312a350736e2542e"
+
 [[package]]
 name = "anyhow"
 version = "1.0.71"
@@ -68,6 +85,17 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8ab6b55fe97976e46f91ddbed8d147d966475dc29b2032757ba47e02376fbc3"
 
+[[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi 0.1.19",
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -138,6 +166,17 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "colored"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b3616f750b84d8f0de8a58bda93e08e2a81ad3f523089b05f1dffecab48c6cbd"
+dependencies = [
+ "atty",
+ "lazy_static",
+ "winapi",
+]
+
 [[package]]
 name = "command-group"
 version = "2.1.0"
@@ -659,6 +698,26 @@ dependencies = [
  "walkdir",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c6201b9ff9fd90a5a3bac2e56a830d0caa509576f0e503818ee82c181b3437a"
+dependencies = [
+ "ahash",
+ "allocator-api2",
+ "rayon",
+]
+
+[[package]]
+name = "hermit-abi"
+version = "0.1.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "hermit-abi"
 version = "0.2.6"
@@ -779,6 +838,15 @@ version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
 
+[[package]]
+name = "jsonc-parser"
+version = "0.21.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b56a20e76235284255a09fcd1f45cf55d3c524ea657ebd3854735925c57743d"
+dependencies = [
+ "serde_json",
+]
+
 [[package]]
 name = "kqueue"
 version = "1.0.7"
@@ -1089,15 +1157,21 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "assert_fs",
+ "colored",
  "crossbeam-channel",
  "globset",
+ "hashbrown",
  "ignore",
  "ignore-files",
  "itertools",
+ "jsonc-parser",
  "napi",
  "napi-build",
  "napi-derive",
  "rayon",
+ "serde",
+ "serde_json",
+ "thiserror",
  "tracing",
  "tracing-subscriber",
  "watchexec",
@@ -1364,6 +1438,12 @@ dependencies = [
  "windows-sys 0.45.0",
 ]
 
+[[package]]
+name = "ryu"
+version = "1.0.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
+
 [[package]]
 name = "same-file"
 version = "1.0.6"
@@ -1390,6 +1470,31 @@ name = "serde"
 version = "1.0.152"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bb7d1f0d3021d347a83e556fc4683dea2ea09d87bccdf88ff5c12545d89d5efb"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.152"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af487d118eecd09402d70a5d72551860e788df87b464af30e5ea6a38c75c541e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.107",
+]
+
+[[package]]
+name = "serde_json"
+version = "1.0.96"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "057d394a50403bcac12672b2b18fb387ab6d289d957dab67dd201875391e52f1"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
 
 [[package]]
 name = "sha1_smol"
@@ -1686,6 +1791,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
 
+[[package]]
+name = "version_check"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+
 [[package]]
 name = "walkdir"
 version = "2.3.2"

packages/nx/Cargo.toml

@@ -20,8 +20,16 @@ watchexec-signals = "1.0.0"
 tracing = "0.1.37"
 tracing-subscriber = { version = "0.3.17", features = ["env-filter"]}
 anyhow = "1.0.71"
+thiserror = "1.0.40"
 itertools = "0.10.5"
 rayon = "1.7.0"
+hashbrown = {version = "0.14.0", features = ["rayon"]}
+
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+jsonc-parser = {version =  "0.21.1", features = ["serde"] }
+
+colored = "2"
 
 [lib]
 crate-type = ['cdylib']

packages/nx/src/adapter/angular-json.ts

@@ -46,8 +46,8 @@ function readAngularJson(angularCliWorkspaceRoot: string) {
   ).projects;
 }
 
-export function mergeAngularJsonAndGlobProjects(
-  globProjects: {
+export function mergeAngularJsonAndProjects(
+  projects: {
     [name: string]: ProjectConfiguration;
   },
   angularCliWorkspaceRoot: string
@@ -57,9 +57,9 @@ export function mergeAngularJsonAndGlobProjects(
   for (let k of Object.keys(res)) {
     folders.add(res[k].root);
   }
-  for (let k of Object.keys(globProjects)) {
-    if (!folders.has(globProjects[k].root)) {
-      res[k] = globProjects[k];
+  for (let k of Object.keys(projects)) {
+    if (!folders.has(projects[k].root)) {
+      res[k] = projects[k];
     }
   }
   return res;

packages/nx/src/config/workspaces.ts

@@ -33,7 +33,7 @@ import { PackageJson } from '../utils/package-json';
 import { output } from '../utils/output';
 import { joinPathFragments } from '../utils/path';
 import {
-  mergeAngularJsonAndGlobProjects,
+  mergeAngularJsonAndProjects,
   shouldMergeAngularProjects,
 } from '../adapter/angular-json';
 import { getNxRequirePaths } from '../utils/installation-directory';
@@ -95,7 +95,7 @@ export class Workspaces {
       return this.cachedProjectsConfig;
     }
     const nxJson = this.readNxJson();
-    const projectsConfigurations = buildProjectsConfigurationsFromGlobs(
+    const projectsConfigurations = buildProjectsConfigurationsFromProjectPaths(
       nxJson,
       globForProjectFiles(
         this.root,
@@ -116,7 +116,7 @@ export class Workspaces {
         opts?._includeProjectsFromAngularJson
       )
     ) {
-      projectsConfigurations.projects = mergeAngularJsonAndGlobProjects(
+      projectsConfigurations.projects = mergeAngularJsonAndProjects(
         projectsConfigurations.projects,
         this.root
       );
@@ -623,7 +623,9 @@ export function getGlobPatternsFromPackageManagerWorkspaces(
     // TODO(@AgentEnder): update logic after better way to determine root project inclusion
     // Include the root project
     return packageJson.nx ? patterns.concat('package.json') : patterns;
-  } catch {}
+  } catch {
+    return [];
+  }
 }
 
 function normalizePatterns(patterns: string[]): string[] {
@@ -801,7 +803,7 @@ export function inferProjectFromNonStandardFile(
   };
 }
 
-export function buildProjectsConfigurationsFromGlobs(
+export function buildProjectsConfigurationsFromProjectPaths(
   nxJson: NxJsonConfiguration,
   projectFiles: string[], // making this parameter allows devkit to pick up newly created projects
   readJson: <T extends Object>(string) => T = <T extends Object>(string) =>
@@ -858,10 +860,9 @@ export function buildProjectsConfigurationsFromGlobs(
         if (!projects[name]) {
           projects[name] = config;
         } else {
-          logger.error(
+          logger.warn(
             `Skipping project inferred from ${file} since project ${name} already exists.`
           );
-          throw new Error();
         }
       }
     }

packages/nx/src/daemon/server/project-graph-incremental-recomputation.ts

@@ -5,15 +5,11 @@ import {
   ProjectGraph,
 } from '../../config/project-graph';
 import { buildProjectGraphUsingProjectFileMap } from '../../project-graph/build-project-graph';
-import {
-  createProjectFileMap,
-  updateProjectFileMap,
-} from '../../project-graph/file-map-utils';
+import { updateProjectFileMap } from '../../project-graph/file-map-utils';
 import {
   nxProjectGraph,
   ProjectFileMapCache,
   readProjectFileMapCache,
-  readProjectGraphCache,
 } from '../../project-graph/nx-deps-cache';
 import { fileExists } from '../../utils/fileutils';
 import { notifyFileWatcherSockets } from './file-watching/file-watcher-sockets';
@@ -22,6 +18,10 @@ import { Workspaces } from '../../config/workspaces';
 import { workspaceRoot } from '../../utils/workspace-root';
 import { execSync } from 'child_process';
 import { fileHasher, hashArray } from '../../hasher/file-hasher';
+import {
+  retrieveWorkspaceFiles,
+  retrieveProjectConfigurations,
+} from '../../project-graph/utils/retrieve-workspace-files';
 
 let cachedSerializedProjectGraphPromise: Promise<{
   error: Error | null;
@@ -122,6 +122,8 @@ function computeWorkspaceConfigHash(projectsConfigurations: any) {
 /**
  * Temporary work around to handle nested gitignores. The parcel file watcher doesn't handle them well,
  * so we need to filter them out here.
+ *
+ * TODO(Cammisuli): remove after 16.4 - Rust watcher handles nested gitignores
  */
 function filterUpdatedFiles(files: string[]) {
   try {
@@ -152,11 +154,16 @@ async function processCollectedUpdatedAndDeletedFiles() {
       'hash-watched-changes-end'
     );
     fileHasher.incrementalUpdate(updatedFiles, deletedFiles);
-    const projectsConfiguration = new Workspaces(
-      workspaceRoot
-    ).readProjectsConfigurations();
+
+    let nxJson = new Workspaces(workspaceRoot).readNxJson();
+
+    const projectConfigurations = await retrieveProjectConfigurations(
+      workspaceRoot,
+      nxJson
+    );
+
     const workspaceConfigHash = computeWorkspaceConfigHash(
-      projectsConfiguration
+      projectConfigurations
     );
     serverLogger.requestLog(
       `Updated file-hasher based on watched changes, recomputing project graph...`
@@ -167,20 +174,26 @@ async function processCollectedUpdatedAndDeletedFiles() {
     // when workspace config changes we cannot incrementally update project file map
     if (workspaceConfigHash !== storedWorkspaceConfigHash) {
       storedWorkspaceConfigHash = workspaceConfigHash;
-      projectFileMapWithFiles = createProjectFileMap(
-        projectsConfiguration,
-        fileHasher.allFileData()
+
+      projectFileMapWithFiles = await retrieveWorkspaceFiles(
+        workspaceRoot,
+        nxJson
       );
     } else {
-      projectFileMapWithFiles = projectFileMapWithFiles
-        ? updateProjectFileMap(
-            projectsConfiguration,
+      if (projectFileMapWithFiles) {
+        projectFileMapWithFiles = updateProjectFileMap(
+          projectConfigurations,
           projectFileMapWithFiles.projectFileMap,
           projectFileMapWithFiles.allWorkspaceFiles,
           updatedFiles,
           deletedFiles
-          )
-        : createProjectFileMap(projectsConfiguration, fileHasher.allFileData());
+        );
+      } else {
+        projectFileMapWithFiles = await retrieveWorkspaceFiles(
+          workspaceRoot,
+          nxJson
+        );
+      }
     }
 
     collectedUpdatedFiles.clear();

packages/nx/src/daemon/server/server.ts

@@ -406,9 +406,10 @@ export async function startServer(): Promise<Server> {
   if (!isWindows) {
     killSocketOrPath();
   }
-  await fileHasher.ensureInitialized();
-  return new Promise((resolve, reject) => {
+
+  return new Promise(async (resolve, reject) => {
     try {
+      await fileHasher.ensureInitialized();
       server.listen(FULL_OS_SOCKET_PATH, async () => {
         try {
           serverLogger.log(`Started listening on: ${FULL_OS_SOCKET_PATH}`);

packages/nx/src/generators/utils/project-configuration.ts

@@ -4,7 +4,7 @@ import {
   ProjectsConfigurations,
 } from '../../config/workspace-json-project-json';
 import {
-  buildProjectsConfigurationsFromGlobs,
+  buildProjectsConfigurationsFromProjectPaths,
   deduplicateProjectFiles,
   getGlobPatternsFromPlugins,
   globForProjectFiles,
@@ -194,8 +194,10 @@ function readAndCombineAllProjectConfigurations(tree: Tree): {
     (r) => deletedFiles.indexOf(r) === -1
   );
 
-  return buildProjectsConfigurationsFromGlobs(nxJson, projectFiles, (file) =>
-    readJson(tree, file)
+  return buildProjectsConfigurationsFromProjectPaths(
+    nxJson,
+    projectFiles,
+    (file) => readJson(tree, file)
   ).projects;
 }
 

packages/nx/src/native/hasher.rs

@@ -0,0 +1,137 @@
+#![allow(unused)]
+
+use crate::native::parallel_walker::nx_walker;
+use crate::native::types::FileData;
+use crate::native::utils::glob::build_glob_set;
+use anyhow::anyhow;
+use crossbeam_channel::unbounded;
+use globset::{Glob, GlobSetBuilder};
+use ignore::WalkBuilder;
+use itertools::Itertools;
+use std::cmp::Ordering;
+use std::collections::HashMap;
+use std::path::Path;
+use std::thread::available_parallelism;
+use xxhash_rust::xxh3;
+
+type FileHashes = HashMap<String, String>;
+
+#[napi]
+fn hash_array(input: Vec<String>) -> String {
+    let joined = input.join(",");
+    let content = joined.as_bytes();
+    xxh3::xxh3_64(content).to_string()
+}
+
+#[napi]
+fn hash_file(file: String) -> Option<FileData> {
+    let Ok(content) = std::fs::read(&file) else {
+        return None;
+    };
+
+    let hash = xxh3::xxh3_64(&content).to_string();
+
+    Some(FileData { hash, file })
+}
+
+#[napi]
+fn hash_files(workspace_root: String) -> HashMap<String, String> {
+    nx_walker(workspace_root, |rec| {
+        let mut collection: HashMap<String, String> = HashMap::new();
+        for (path, content) in rec {
+            collection.insert(path, xxh3::xxh3_64(&content).to_string());
+        }
+        collection
+    })
+}
+
+#[napi]
+fn hash_files_matching_globs(
+    directory: String,
+    glob_patterns: Vec<String>,
+) -> anyhow::Result<Option<String>> {
+    let glob_set = build_glob_set(glob_patterns)?;
+
+    let mut hashes = nx_walker(directory, move |receiver| {
+        let mut collection: Vec<FileData> = Vec::new();
+        for (path, content) in receiver {
+            if glob_set.is_match(&path) {
+                collection.push(FileData {
+                    file: path,
+                    hash: xxh3::xxh3_64(&content).to_string(),
+                });
+            }
+        }
+        collection
+    });
+
+    if hashes.is_empty() {
+        return Ok(None);
+    }
+
+    // Sort the file data so that its in deterministically ordered by file path
+    hashes.sort();
+
+    let sorted_file_hashes: Vec<String> =
+        hashes.into_iter().map(|file_data| file_data.hash).collect();
+    Ok(Some(hash_array(sorted_file_hashes)))
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use assert_fs::prelude::*;
+    use assert_fs::TempDir;
+
+    ///
+    /// Setup a temporary directory to do testing in
+    ///
+    fn setup_fs() -> TempDir {
+        let temp = TempDir::new().unwrap();
+        temp.child("test.txt").write_str("content").unwrap();
+        temp.child("foo.txt").write_str("content1").unwrap();
+        temp.child("bar.txt").write_str("content2").unwrap();
+        temp.child("baz")
+            .child("qux.txt")
+            .write_str("content@qux")
+            .unwrap();
+        temp.child("node_modules")
+            .child("node-module-dep")
+            .write_str("content")
+            .unwrap();
+        temp
+    }
+
+    #[test]
+    fn it_hashes_a_file() {
+        // handle non existent files
+        let content = hash_file("".into());
+        assert!(content.is_none());
+
+        let temp_dir = setup_fs();
+
+        let test_file_path = temp_dir.display().to_string() + "/test.txt";
+        let content = hash_file(test_file_path);
+
+        assert_eq!(content.unwrap().hash, "6193209363630369380");
+    }
+
+    #[test]
+    fn it_hashes_files_matching_globs() -> anyhow::Result<()> {
+        // handle empty workspaces
+        let content =
+            hash_files_matching_globs("/does/not/exist".into(), Vec::from([String::from("**/*")]))?;
+        assert!(content.is_none());
+
+        let temp_dir = setup_fs();
+
+        let content = hash_files_matching_globs(
+            temp_dir.display().to_string(),
+            Vec::from([String::from("fo*.txt")]),
+        )?;
+        // println!("{:?}", content);
+        assert_eq!(content.unwrap(), String::from("12742692716897613184"),);
+
+        Ok(())
+    }
+}

packages/nx/src/native/index.d.ts

@@ -3,14 +3,14 @@
 
 /* auto-generated by NAPI-RS */
 
-export interface FileData {
-  file: string
-  hash: string
-}
 export function hashArray(input: Array<string>): string
 export function hashFile(file: string): FileData | null
 export function hashFiles(workspaceRoot: string): Record<string, string>
 export function hashFilesMatchingGlobs(directory: string, globPatterns: Array<string>): string | null
+export interface FileData {
+  file: string
+  hash: string
+}
 /**
  * Newly created files will have the `update` EventType as well.
  * This simplifies logic between OS's, IDEs and git operations
@@ -23,6 +23,20 @@ export interface WatchEvent {
   path: string
   type: EventType
 }
+/** Public NAPI error codes that are for Node */
+export const enum WorkspaceErrors {
+  ParseError = 'ParseError',
+  Generic = 'Generic'
+}
+/** Get workspace config files based on provided globs */
+export function getConfigFiles(workspaceRoot: string, globs: Array<string>): Array<string>
+export interface NxWorkspaceFiles {
+  projectFileMap: Record<string, Array<FileData>>
+  globalFiles: Array<FileData>
+  configFiles: Array<string>
+}
+/** Throws exceptions */
+export function getWorkspaceFilesNative(workspaceRoot: string, globs: Array<string>): NxWorkspaceFiles
 export class Watcher {
   origin: string
   /**

packages/nx/src/native/index.js

@@ -246,7 +246,7 @@ if (!nativeBinding) {
   throw new Error(`Failed to load native binding`)
 }
 
-const { hashArray, hashFile, hashFiles, hashFilesMatchingGlobs, EventType, Watcher } = nativeBinding
+const { hashArray, hashFile, hashFiles, hashFilesMatchingGlobs, EventType, Watcher, WorkspaceErrors, getConfigFiles, getWorkspaceFilesNative } = nativeBinding
 
 module.exports.hashArray = hashArray
 module.exports.hashFile = hashFile
@@ -254,3 +254,6 @@ module.exports.hashFiles = hashFiles
 module.exports.hashFilesMatchingGlobs = hashFilesMatchingGlobs
 module.exports.EventType = EventType
 module.exports.Watcher = Watcher
+module.exports.WorkspaceErrors = WorkspaceErrors
+module.exports.getConfigFiles = getConfigFiles
+module.exports.getWorkspaceFilesNative = getWorkspaceFilesNative

packages/nx/src/native/logger/mod.rs

@@ -0,0 +1,72 @@
+use colored::Colorize;
+use tracing::{Event, Level, Subscriber};
+use tracing_subscriber::fmt::{format, FmtContext, FormatEvent, FormatFields, FormattedFields};
+use tracing_subscriber::registry::LookupSpan;
+use tracing_subscriber::EnvFilter;
+
+struct NxLogFormatter;
+impl<S, N> FormatEvent<S, N> for NxLogFormatter
+where
+    S: Subscriber + for<'a> LookupSpan<'a>,
+    N: for<'a> FormatFields<'a> + 'static,
+{
+    fn format_event(
+        &self,
+        ctx: &FmtContext<'_, S, N>,
+        mut writer: format::Writer<'_>,
+        event: &Event<'_>,
+    ) -> std::fmt::Result {
+        // Format values from the event's's metadata:
+        let metadata = event.metadata();
+
+        if metadata.level() != &Level::WARN && metadata.level() != &Level::TRACE {
+            write!(&mut writer, "\n{} {} ", ">".cyan(), "NX".bold().cyan())?;
+        }
+
+        if metadata.level() == &Level::TRACE {
+            write!(
+                &mut writer,
+                "{}: ",
+                format!("{}", metadata.level()).bold().red()
+            )?;
+        }
+
+        // Format all the spans in the event's span context.
+        if let Some(scope) = ctx.event_scope() {
+            for span in scope.from_root() {
+                write!(writer, "{}", span.name())?;
+
+                // `FormattedFields` is a formatted representation of the span's
+                // fields, which is stored in its extensions by the `fmt` layer's
+                // `new_span` method. The fields will have been formatted
+                // by the same field formatter that's provided to the event
+                // formatter in the `FmtContext`.
+                let ext = span.extensions();
+                let fields = &ext
+                    .get::<FormattedFields<N>>()
+                    .expect("will never be `None`");
+
+                // Skip formatting the fields if the span had no fields.
+                if !fields.is_empty() {
+                    write!(writer, "{{{}}}", fields.bold())?;
+                }
+                write!(writer, ": ")?;
+            }
+        }
+
+        // Write fields on the event
+        ctx.field_format().format_fields(writer.by_ref(), event)?;
+
+        writeln!(writer)
+    }
+}
+
+pub(crate) fn enable_logger() {
+    let env_filter =
+        EnvFilter::try_from_env("NX_NATIVE_LOGGING").unwrap_or_else(|_| EnvFilter::new("INFO"));
+    _ = tracing_subscriber::fmt()
+        .with_env_filter(env_filter)
+        .event_format(NxLogFormatter)
+        .try_init()
+        .ok();
+}

packages/nx/src/native/mod.rs

@@ -1,2 +1,7 @@
-pub mod native_hasher;
+pub mod hasher;
+mod logger;
+mod parallel_walker;
+mod types;
+mod utils;
 pub mod watch;
+pub mod workspace;

packages/nx/src/native/native_hasher.rs

@@ -1,316 +0,0 @@
-#![allow(unused)]
-
-use anyhow::anyhow;
-use crossbeam_channel::unbounded;
-use globset::{Glob, GlobSetBuilder};
-use ignore::WalkBuilder;
-use std::cmp::Ordering;
-use std::collections::HashMap;
-use std::path::Path;
-use std::thread::{self, available_parallelism};
-use xxhash_rust::xxh3;
-
-type FileHashes = HashMap<String, String>;
-
-#[napi(object)]
-pub struct FileData {
-    pub file: String,
-    pub hash: String,
-}
-
-impl Eq for FileData {}
-
-impl PartialEq<Self> for FileData {
-    fn eq(&self, other: &Self) -> bool {
-        self.file.eq(&other.file)
-    }
-}
-
-impl PartialOrd<Self> for FileData {
-    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-        self.file.partial_cmp(&other.file)
-    }
-}
-
-impl Ord for FileData {
-    fn cmp(&self, other: &Self) -> Ordering {
-        self.file.cmp(&other.file)
-    }
-}
-
-#[napi]
-fn hash_array(input: Vec<String>) -> String {
-    let joined = input.join(",");
-    let content = joined.as_bytes();
-    xxh3::xxh3_64(content).to_string()
-}
-
-#[napi]
-fn hash_file(file: String) -> Option<FileData> {
-    let Ok(content) = std::fs::read(&file) else {
-        return None;
-    };
-
-    let hash = xxh3::xxh3_64(&content).to_string();
-
-    Some(FileData { hash, file })
-}
-
-#[napi]
-fn hash_files(workspace_root: String) -> HashMap<String, String> {
-    let workspace_root = Path::new(&workspace_root);
-    let nx_ignore = workspace_root.join(".nxignore");
-    let git_folder = workspace_root.join(".git");
-    let node_folder = workspace_root.join("node_modules");
-
-    let mut walker = WalkBuilder::new(workspace_root);
-    walker.hidden(false);
-    walker.add_custom_ignore_filename(&nx_ignore);
-
-    // We should make sure to always ignore node_modules and the .git folder
-    walker.filter_entry(move |entry| {
-        !(entry.path().starts_with(&git_folder) || entry.path().starts_with(&node_folder))
-    });
-
-    let (sender, receiver) = unbounded::<(String, Vec<u8>)>();
-
-    let receiver_thread = thread::spawn(move || {
-        let mut collection: HashMap<String, String> = HashMap::new();
-        for (path, content) in receiver {
-            collection.insert(path, xxh3::xxh3_64(&content).to_string());
-        }
-        collection
-    });
-
-    let cpus = available_parallelism().map_or(2, |n| n.get()) - 1;
-
-    walker.threads(cpus).build_parallel().run(|| {
-        let tx = sender.clone();
-        Box::new(move |entry| {
-            use ignore::WalkState::*;
-
-            #[rustfmt::skip]
-                let Ok(dir_entry) = entry else {
-                return Continue;
-            };
-
-            let Ok(content) = std::fs::read(dir_entry.path()) else {
-                return Continue;
-            };
-
-            let Ok(file_path) = dir_entry.path().strip_prefix(workspace_root) else {
-                return Continue;
-            };
-
-            let Some(file_path) = file_path.to_str() else {
-                return Continue;
-            };
-
-            // convert back-slashes in Windows paths, since the js expects only forward-slash path separators
-            #[cfg(target_os = "windows")]
-            let file_path = file_path.replace('\\', "/");
-
-            tx.send((file_path.to_string(), content)).ok();
-
-            Continue
-        })
-    });
-
-    drop(sender);
-    receiver_thread.join().unwrap()
-}
-
-#[napi]
-fn hash_files_matching_globs(
-    directory: String,
-    glob_patterns: Vec<String>,
-) -> anyhow::Result<Option<String>> {
-    let mut globset_builder = GlobSetBuilder::new();
-
-    for pattern in glob_patterns {
-        globset_builder.add(Glob::new(&pattern).map_err(|_| anyhow!("Invalid Glob {pattern}"))?);
-    }
-    let globset = globset_builder
-        .build()
-        .map_err(|_| anyhow!("Error building globset builder"))?;
-
-    let cpus = available_parallelism().map_or(2, |n| n.get()) - 1;
-
-    let mut walker = WalkBuilder::new(&directory);
-    walker.hidden(false);
-
-    let (sender, receiver) = unbounded::<(String, Vec<u8>)>();
-
-    let receiver_thread = thread::spawn(move || {
-        let mut collection: Vec<FileData> = Vec::new();
-        for (path, content) in receiver {
-            if globset.is_match(&path) {
-                collection.push(FileData {
-                    file: path,
-                    hash: xxh3::xxh3_64(&content).to_string(),
-                });
-            }
-        }
-        collection
-    });
-
-    walker.threads(cpus).build_parallel().run(|| {
-        let tx = sender.clone();
-        let directory = directory.clone();
-        Box::new(move |entry| {
-            use ignore::WalkState::*;
-
-            #[rustfmt::skip]
-                let Ok(dir_entry) = entry else {
-                return Continue;
-            };
-
-            let Ok(content) = std::fs::read(dir_entry.path()) else {
-                return Continue;
-            };
-
-            let Ok(file_path) = dir_entry.path().strip_prefix(&directory) else {
-                return Continue;
-            };
-
-            let Some(file_path) = file_path.to_str() else {
-                return Continue;
-            };
-
-            // convert back-slashes in Windows paths, since the js expects only forward-slash path separators
-            #[cfg(target_os = "windows")]
-            let file_path = file_path.replace('\\', "/");
-
-            tx.send((file_path.to_string(), content)).ok();
-
-            Continue
-        })
-    });
-    drop(sender);
-
-    let mut hashes = receiver_thread.join().unwrap();
-    if hashes.is_empty() {
-        return Ok(None);
-    }
-
-    // Sort the file data so that its in deterministically ordered by file path
-    hashes.sort();
-
-    let sorted_file_hashes: Vec<String> =
-        hashes.into_iter().map(|file_data| file_data.hash).collect();
-    Ok(Some(hash_array(sorted_file_hashes)))
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use assert_fs::prelude::*;
-    use assert_fs::TempDir;
-
-    ///
-    /// Setup a temporary directory to do testing in
-    ///
-    fn setup_fs() -> TempDir {
-        let temp = TempDir::new().unwrap();
-        temp.child("test.txt").write_str("content").unwrap();
-        temp.child("foo.txt").write_str("content1").unwrap();
-        temp.child("bar.txt").write_str("content2").unwrap();
-        temp.child("baz")
-            .child("qux.txt")
-            .write_str("content@qux")
-            .unwrap();
-        temp.child("node_modules")
-            .child("node-module-dep")
-            .write_str("content")
-            .unwrap();
-        temp
-    }
-
-    #[test]
-    fn it_hashes_a_file() {
-        // handle non existent files
-        let content = hash_file("".into());
-        assert!(content.is_none());
-
-        let temp_dir = setup_fs();
-
-        let test_file_path = temp_dir.display().to_string() + "/test.txt";
-        let content = hash_file(test_file_path);
-
-        assert_eq!(content.unwrap().hash, "6193209363630369380");
-    }
-
-    #[test]
-    fn it_hashes_a_directory() {
-        // handle empty workspaces
-        let content = hash_files("/does/not/exist".into());
-        assert!(content.is_empty());
-
-        let temp_dir = setup_fs();
-
-        let content = hash_files(temp_dir.display().to_string());
-        // println!("{:?}", content);
-        assert_eq!(
-            content,
-            HashMap::from([
-                ("baz/qux.txt".into(), "8039819779822413286".into()),
-                ("foo.txt".into(), "8455857314690418558".into()),
-                ("test.txt".into(), "6193209363630369380".into()),
-                ("bar.txt".into(), "1707056588989152788".into()),
-            ])
-        );
-    }
-
-    #[test]
-    fn it_hashes_files_matching_globs() -> anyhow::Result<()> {
-        // handle empty workspaces
-        let content =
-            hash_files_matching_globs("/does/not/exist".into(), Vec::from([String::from("**/*")]))?;
-        assert!(content.is_none());
-
-        let temp_dir = setup_fs();
-
-        let content = hash_files_matching_globs(
-            temp_dir.display().to_string(),
-            Vec::from([String::from("fo*.txt")]),
-        )?;
-        // println!("{:?}", content);
-        assert_eq!(content.unwrap(), String::from("12742692716897613184"),);
-
-        Ok(())
-    }
-
-    #[test]
-    fn handles_nx_ignore() {
-        let temp_dir = setup_fs();
-
-        temp_dir
-            .child("nested")
-            .child("child.txt")
-            .write_str("data");
-        temp_dir
-            .child("nested")
-            .child("child-two")
-            .child("grand_child.txt")
-            .write_str("data");
-
-        // add nxignore file with baz/
-        temp_dir
-            .child(".nxignore")
-            .write_str(
-                r"baz/
-nested/child.txt
-nested/child-two/
-",
-            )
-            .unwrap();
-
-        let content = hash_files(temp_dir.display().to_string());
-        let mut file_names = content.iter().map(|c| c.0).collect::<Vec<_>>();
-        file_names.sort();
-        assert_eq!(
-            file_names,
-            vec!(".nxignore", "bar.txt", "foo.txt", "test.txt")
-        );
-    }
-}

packages/nx/src/native/parallel_walker.rs

@@ -0,0 +1,170 @@
+use std::path::Path;
+use std::thread;
+use std::thread::available_parallelism;
+
+use crossbeam_channel::{unbounded, Receiver};
+use ignore::WalkBuilder;
+
+pub fn nx_walker<P, Fn, Re>(directory: P, f: Fn) -> Re
+where
+    P: AsRef<Path>,
+    Fn: FnOnce(Receiver<(String, Vec<u8>)>) -> Re + Send + 'static,
+    Re: Send + 'static,
+{
+    let directory = directory.as_ref();
+    let nx_ignore = directory.join(".nxignore");
+    let git_folder = directory.join(".git");
+    let node_folder = directory.join("node_modules");
+
+    let mut walker = WalkBuilder::new(directory);
+    walker.hidden(false);
+    walker.add_custom_ignore_filename(&nx_ignore);
+
+    // We should make sure to always ignore node_modules and the .git folder
+    walker.filter_entry(move |entry| {
+        !(entry.path().starts_with(&git_folder) || entry.path().starts_with(&node_folder))
+    });
+
+    let cpus = available_parallelism().map_or(2, |n| n.get()) - 1;
+
+    let (sender, receiver) = unbounded::<(String, Vec<u8>)>();
+
+    let receiver_thread = thread::spawn(|| f(receiver));
+
+    walker.threads(cpus).build_parallel().run(|| {
+        let tx = sender.clone();
+        Box::new(move |entry| {
+            use ignore::WalkState::*;
+
+            #[rustfmt::skip]
+                let Ok(dir_entry) = entry else {
+                return Continue;
+            };
+
+            let Ok(content) = std::fs::read(dir_entry.path()) else {
+                return Continue;
+            };
+
+            let Ok(file_path) = dir_entry.path().strip_prefix(directory) else {
+                return Continue;
+            };
+
+            let Some(file_path) = file_path.to_str() else {
+                return Continue;
+            };
+
+            // convert back-slashes in Windows paths, since the js expects only forward-slash path separators
+            #[cfg(target_os = "windows")]
+            let file_path = file_path.replace('\\', "/");
+
+            tx.send((file_path.to_string(), content)).ok();
+
+            Continue
+        })
+    });
+
+    drop(sender);
+    receiver_thread.join().unwrap()
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+    use assert_fs::prelude::*;
+    use assert_fs::TempDir;
+    use std::collections::HashMap;
+
+    ///
+    /// Setup a temporary directory to do testing in
+    ///
+    fn setup_fs() -> TempDir {
+        let temp = TempDir::new().unwrap();
+        temp.child("test.txt").write_str("content").unwrap();
+        temp.child("foo.txt").write_str("content1").unwrap();
+        temp.child("bar.txt").write_str("content2").unwrap();
+        temp.child("baz")
+            .child("qux.txt")
+            .write_str("content@qux")
+            .unwrap();
+        temp.child("node_modules")
+            .child("node-module-dep")
+            .write_str("content")
+            .unwrap();
+        temp
+    }
+
+    #[test]
+    fn it_walks_a_directory() {
+        // handle empty workspaces
+        let content = nx_walker("/does/not/exist", |rec| {
+            let mut paths = vec![];
+            for (path, _) in rec {
+                paths.push(path);
+            }
+            paths
+        });
+        assert!(content.is_empty());
+
+        let temp_dir = setup_fs();
+
+        let content = nx_walker(temp_dir, |rec| {
+            let mut paths = HashMap::new();
+            for (path, content) in rec {
+                paths.insert(path, content);
+            }
+            paths
+        });
+        assert_eq!(
+            content,
+            HashMap::from([
+                ("baz/qux.txt".into(), "content@qux".into()),
+                ("foo.txt".into(), "content1".into()),
+                ("test.txt".into(), "content".into()),
+                ("bar.txt".into(), "content2".into()),
+            ])
+        );
+    }
+
+    #[test]
+    fn handles_nx_ignore() {
+        let temp_dir = setup_fs();
+
+        temp_dir
+            .child("nested")
+            .child("child.txt")
+            .write_str("data")
+            .unwrap();
+        temp_dir
+            .child("nested")
+            .child("child-two")
+            .child("grand_child.txt")
+            .write_str("data")
+            .unwrap();
+
+        // add nxignore file
+        temp_dir
+            .child(".nxignore")
+            .write_str(
+                r"baz/
+nested/child.txt
+nested/child-two/
+    ",
+            )
+            .unwrap();
+
+        let mut file_names = nx_walker(temp_dir, |rec| {
+            let mut file_names = vec![];
+            for (path, _) in rec {
+                file_names.push(path);
+            }
+            file_names
+        });
+
+        file_names.sort();
+
+        assert_eq!(
+            file_names,
+            vec!(".nxignore", "bar.txt", "foo.txt", "test.txt")
+        );
+    }
+}

packages/nx/src/native/tests/hasher.spec.ts

@@ -0,0 +1,23 @@
+import { hashArray, hashFile } from '../index';
+
+import { tmpdir } from 'os';
+import { mkdtemp, writeFile } from 'fs-extra';
+import { join } from 'path';
+
+describe('hasher', () => {
+  it('should hash files', async () => {
+    expect(hashFile).toBeDefined();
+
+    const tempDirPath = await mkdtemp(join(tmpdir(), 'native-test'));
+    const tempFilePath = join(tempDirPath, 'temp.txt');
+    await writeFile(tempFilePath, 'content');
+
+    expect(hashFile(tempFilePath).hash).toBe('6193209363630369380');
+  });
+
+  it('should hash content', async () => {
+    expect(hashArray).toBeDefined();
+
+    expect(hashArray(['one', 'two'])).toEqual('10960201262927338690');
+  });
+});

packages/nx/src/native/tests/watcher.spec.ts

@@ -1,32 +1,6 @@
-import { hashArray, hashFile, Watcher } from '../index';
-
-import { tmpdir } from 'os';
-import { mkdtemp, realpathSync, writeFile } from 'fs-extra';
-import { join } from 'path';
 import { TempFs } from '../../utils/testing/temp-fs';
-
-describe('native', () => {
-  it('should hash files', async () => {
-    expect(hashFile).toBeDefined();
-
-    const tempDirPath = await mkdtemp(join(tmpdir(), 'native-test'));
-    const tempFilePath = join(tempDirPath, 'temp.txt');
-    await writeFile(tempFilePath, 'content');
-
-    expect(hashFile(tempFilePath).hash).toBe('6193209363630369380');
-  });
-
-  it('should hash content', async () => {
-    expect(hashArray).toBeDefined();
-
-    expect(hashArray(['one', 'two'])).toEqual('10960201262927338690');
-  });
-
-  it('should create an instance of NativeHasher', () => {
-    // const nativeHasher = new NativeFileHasher('/root');
-    // expect(nativeHasher instanceof NativeFileHasher).toBe(true);
-  });
-});
+import { Watcher } from '../index';
+import { realpathSync } from 'fs-extra';
 
 describe('watcher', () => {
   let temp: TempFs;

packages/nx/src/native/tests/workspace_files.spec.ts

@@ -0,0 +1,244 @@
+import { getWorkspaceFilesNative, WorkspaceErrors } from '../index';
+import { TempFs } from '../../utils/testing/temp-fs';
+import { NxJsonConfiguration } from '../../config/nx-json';
+
+describe('workspace files', () => {
+  it('should gather workspace file information', async () => {
+    const fs = new TempFs('workspace-files');
+    const nxJson: NxJsonConfiguration = {};
+    await fs.createFiles({
+      './nx.json': JSON.stringify(nxJson),
+      './package.json': JSON.stringify({
+        name: 'repo-name',
+        version: '0.0.0',
+        dependencies: {},
+      }),
+      './libs/project1/project.json': JSON.stringify({
+        name: 'project1',
+      }),
+      './libs/project1/index.js': '',
+      './libs/project2/project.json': JSON.stringify({
+        name: 'project2',
+      }),
+      './libs/project2/index.js': '',
+      './libs/project3/project.json': JSON.stringify({
+        name: 'project3',
+      }),
+      './libs/project3/index.js': '',
+      './libs/nested/project/project.json': JSON.stringify({
+        name: 'nested-project',
+      }),
+      './libs/nested/project/index.js': '',
+      './libs/package-project/package.json': JSON.stringify({
+        name: 'package-project',
+      }),
+      './libs/package-project/index.js': '',
+      './nested/non-project/file.txt': '',
+    });
+
+    let globs = ['project.json', '**/project.json', 'libs/*/package.json'];
+    let { projectFileMap, configFiles, globalFiles } = getWorkspaceFilesNative(
+      fs.tempDir,
+      globs
+    );
+
+    let sortedConfigs = configFiles.sort();
+
+    expect(projectFileMap).toMatchInlineSnapshot(`
+      {
+        "nested-project": [
+          {
+            "file": "libs/nested/project/index.js",
+            "hash": "3244421341483603138",
+          },
+          {
+            "file": "libs/nested/project/project.json",
+            "hash": "2709826705451517790",
+          },
+        ],
+        "package-project": [
+          {
+            "file": "libs/package-project/index.js",
+            "hash": "3244421341483603138",
+          },
+          {
+            "file": "libs/package-project/package.json",
+            "hash": "1637510190365604632",
+          },
+        ],
+        "project1": [
+          {
+            "file": "libs/project1/index.js",
+            "hash": "3244421341483603138",
+          },
+          {
+            "file": "libs/project1/project.json",
+            "hash": "13466615737813422520",
+          },
+        ],
+        "project2": [
+          {
+            "file": "libs/project2/index.js",
+            "hash": "3244421341483603138",
+          },
+          {
+            "file": "libs/project2/project.json",
+            "hash": "1088730393343835373",
+          },
+        ],
+        "project3": [
+          {
+            "file": "libs/project3/index.js",
+            "hash": "3244421341483603138",
+          },
+          {
+            "file": "libs/project3/project.json",
+            "hash": "4575237344652189098",
+          },
+        ],
+      }
+    `);
+    expect(sortedConfigs).toMatchInlineSnapshot(`
+      [
+        "libs/nested/project/project.json",
+        "libs/package-project/package.json",
+        "libs/project1/project.json",
+        "libs/project2/project.json",
+        "libs/project3/project.json",
+      ]
+    `);
+    expect(globalFiles).toMatchInlineSnapshot(`
+      [
+        {
+          "file": "nested/non-project/file.txt",
+          "hash": "3244421341483603138",
+        },
+        {
+          "file": "nx.json",
+          "hash": "1389868326933519382",
+        },
+        {
+          "file": "package.json",
+          "hash": "14409636362330144230",
+        },
+      ]
+    `);
+  });
+
+  describe('errors', () => {
+    it('it should infer names of configuration files without a name', async () => {
+      const fs = new TempFs('workspace-files');
+      const nxJson: NxJsonConfiguration = {};
+      await fs.createFiles({
+        './nx.json': JSON.stringify(nxJson),
+        './package.json': JSON.stringify({
+          name: 'repo-name',
+          version: '0.0.0',
+          dependencies: {},
+        }),
+        './libs/project1/project.json': JSON.stringify({
+          name: 'project1',
+        }),
+        './libs/project1/index.js': '',
+        './libs/project2/project.json': JSON.stringify({}),
+      });
+
+      let globs = ['project.json', '**/project.json', 'libs/*/package.json'];
+      expect(getWorkspaceFilesNative(fs.tempDir, globs).projectFileMap)
+        .toMatchInlineSnapshot(`
+        {
+          "project1": [
+            {
+              "file": "libs/project1/index.js",
+              "hash": "3244421341483603138",
+            },
+            {
+              "file": "libs/project1/project.json",
+              "hash": "13466615737813422520",
+            },
+          ],
+          "project2": [
+            {
+              "file": "libs/project2/project.json",
+              "hash": "1389868326933519382",
+            },
+          ],
+        }
+      `);
+    });
+
+    it('handles comments', async () => {
+      const fs = new TempFs('workspace-files');
+      const nxJson: NxJsonConfiguration = {};
+      await fs.createFiles({
+        './nx.json': JSON.stringify(nxJson),
+        './package.json': JSON.stringify({
+          name: 'repo-name',
+          version: '0.0.0',
+          dependencies: {},
+        }),
+        './libs/project1/project.json': `{
+        "name": "temp"
+        // this should not fail
+        }`,
+        './libs/project1/index.js': '',
+      });
+
+      let globs = ['project.json', '**/project.json', 'libs/*/package.json'];
+      expect(() => getWorkspaceFilesNative(fs.tempDir, globs)).not.toThrow();
+    });
+
+    it('handles extra comma', async () => {
+      const fs = new TempFs('workspace-files');
+      const nxJson: NxJsonConfiguration = {};
+      await fs.createFiles({
+        './nx.json': JSON.stringify(nxJson),
+        './package.json': JSON.stringify({
+          name: 'repo-name',
+          version: '0.0.0',
+          dependencies: {},
+        }),
+        './libs/project1/project.json': `{
+        "name": "temp", 
+        }`,
+        './libs/project1/index.js': '',
+      });
+
+      let globs = ['**/project.json'];
+      expect(() => getWorkspaceFilesNative(fs.tempDir, globs)).not.toThrow();
+    });
+
+    it('throws parsing errors: missing brackets', async () => {
+      const fs = new TempFs('workspace-files');
+      const nxJson: NxJsonConfiguration = {};
+      await fs.createFiles({
+        './nx.json': JSON.stringify(nxJson),
+        './package.json': JSON.stringify({
+          name: 'repo-name',
+          version: '0.0.0',
+          dependencies: {},
+        }),
+        './libs/project1/project.json': `{
+        "name": "temp", "property": "child": 2 }
+        }`,
+        './libs/project1/index.js': '',
+      });
+
+      let globs = ['**/project.json'];
+
+      const error = getError(() => getWorkspaceFilesNative(fs.tempDir, globs));
+      expect(error.message).toMatchInlineSnapshot(
+        `"libs/project1/project.json"`
+      );
+      expect(error).toHaveProperty('code', WorkspaceErrors.ParseError);
+    });
+  });
+});
+
+const getError = (fn: () => unknown): Error => {
+  try {
+    fn();
+  } catch (error: unknown) {
+    return error as Error;
+  }
+};

packages/nx/src/native/types.rs

@@ -0,0 +1,28 @@
+use std::cmp::Ordering;
+
+#[napi(object)]
+#[derive(Clone)]
+pub struct FileData {
+    pub file: String,
+    pub hash: String,
+}
+
+impl Eq for FileData {}
+
+impl PartialEq<Self> for FileData {
+    fn eq(&self, other: &Self) -> bool {
+        self.file.eq(&other.file)
+    }
+}
+
+impl PartialOrd<Self> for FileData {
+    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+        self.file.partial_cmp(&other.file)
+    }
+}
+
+impl Ord for FileData {
+    fn cmp(&self, other: &Self) -> Ordering {
+        self.file.cmp(&other.file)
+    }
+}

packages/nx/src/native/utils/glob.rs

@@ -0,0 +1,10 @@
+use globset::{Glob, GlobSet, GlobSetBuilder};
+
+pub(crate) fn build_glob_set(globs: Vec<String>) -> anyhow::Result<GlobSet> {
+    let mut glob_builder = GlobSetBuilder::new();
+    for glob in globs {
+        glob_builder.add(Glob::new(&glob).map_err(anyhow::Error::from)?);
+    }
+
+    glob_builder.build().map_err(anyhow::Error::from)
+}

packages/nx/src/native/utils/mod.rs

@@ -0,0 +1 @@
+pub mod glob;

packages/nx/src/native/workspace/errors.rs

@@ -0,0 +1,41 @@
+use std::path::PathBuf;
+
+use napi::bindgen_prelude::*;
+use thiserror::Error;
+
+/// Public NAPI error codes that are for Node
+#[napi(string_enum)]
+#[derive(Debug)]
+pub enum WorkspaceErrors {
+    ParseError,
+    Generic,
+}
+
+impl AsRef<str> for WorkspaceErrors {
+    fn as_ref(&self) -> &str {
+        match self {
+            WorkspaceErrors::ParseError => "ParseError",
+            WorkspaceErrors::Generic => "Generic",
+        }
+    }
+}
+
+#[derive(Debug, Error)]
+#[non_exhaustive]
+pub enum InternalWorkspaceErrors {
+    #[error("{file}")]
+    ParseError { file: PathBuf },
+    #[error("{msg}")]
+    Generic { msg: String },
+}
+
+impl From<InternalWorkspaceErrors> for napi::Error<WorkspaceErrors> {
+    fn from(value: InternalWorkspaceErrors) -> Self {
+        match value {
+            InternalWorkspaceErrors::ParseError { file } => {
+                Error::new(WorkspaceErrors::ParseError, file.display().to_string())
+            }
+            InternalWorkspaceErrors::Generic { msg } => Error::new(WorkspaceErrors::Generic, msg),
+        }
+    }
+}

packages/nx/src/native/workspace/get_config_files.rs

@@ -0,0 +1,17 @@
+use crate::native::parallel_walker::nx_walker;
+use crate::native::utils::glob::build_glob_set;
+
+#[napi]
+/// Get workspace config files based on provided globs
+pub fn get_config_files(workspace_root: String, globs: Vec<String>) -> anyhow::Result<Vec<String>> {
+    let globs = build_glob_set(globs)?;
+    Ok(nx_walker(workspace_root, move |rec| {
+        let mut config_paths: Vec<String> = vec![];
+        for (path, _) in rec {
+            if globs.is_match(&path) {
+                config_paths.push(path.to_owned());
+            }
+        }
+        config_paths
+    }))
+}

packages/nx/src/native/workspace/get_nx_workspace_files.rs

@@ -0,0 +1,190 @@
+use jsonc_parser::ParseOptions;
+use std::collections::HashMap;
+use std::ffi::OsStr;
+use std::path::{Path, PathBuf};
+
+use rayon::prelude::*;
+use tracing::trace;
+use xxhash_rust::xxh3;
+
+use crate::native::logger::enable_logger;
+use crate::native::parallel_walker::nx_walker;
+use crate::native::types::FileData;
+use crate::native::utils::glob::build_glob_set;
+use crate::native::workspace::errors::{InternalWorkspaceErrors, WorkspaceErrors};
+use crate::native::workspace::types::{FileLocation, ProjectConfiguration};
+
+#[napi(object)]
+pub struct NxWorkspaceFiles {
+    pub project_file_map: HashMap<String, Vec<FileData>>,
+    pub global_files: Vec<FileData>,
+    pub config_files: Vec<String>,
+}
+
+#[napi]
+/// Throws exceptions
+pub fn get_workspace_files_native(
+    workspace_root: String,
+    globs: Vec<String>,
+) -> napi::Result<NxWorkspaceFiles, WorkspaceErrors> {
+    enable_logger();
+
+    trace!("{workspace_root}, {globs:?}");
+
+    let (projects, mut file_data) = get_file_data(&workspace_root, globs)
+        .map_err(|err| napi::Error::new(WorkspaceErrors::Generic, err.to_string()))?;
+
+    let root_map = create_root_map(&projects)?;
+
+    trace!(?root_map);
+
+    // Files need to be sorted each time because when we do hashArray in the TaskHasher.js, the order of the files should be deterministic
+    file_data.sort();
+
+    let file_locations = file_data
+        .into_par_iter()
+        .map(|file_data| {
+            let file_path = Path::new(&file_data.file);
+            trace!(?file_path);
+            let mut parent = file_path.parent().unwrap_or_else(|| Path::new(""));
+            trace!(?parent);
+            while root_map.get(parent).is_none() {
+                parent = parent.parent().unwrap_or_else(|| Path::new(""));
+
+                if parent == Path::new("") {
+                    return (FileLocation::Global, file_data);
+                }
+            }
+
+            let project_name = root_map.get(parent).unwrap();
+
+            (FileLocation::Project(project_name.clone()), file_data)
+        })
+        .collect::<Vec<(FileLocation, FileData)>>();
+
+    let mut project_file_map: HashMap<String, Vec<FileData>> = HashMap::with_capacity(
+        file_locations
+            .iter()
+            .filter(|&f| f.0 != FileLocation::Global)
+            .count(),
+    );
+    let mut global_files: Vec<FileData> = Vec::with_capacity(
+        file_locations
+            .iter()
+            .filter(|&f| f.0 == FileLocation::Global)
+            .count(),
+    );
+    for (file_location, file_data) in file_locations {
+        match file_location {
+            FileLocation::Global => global_files.push(file_data),
+            FileLocation::Project(project_name) => match project_file_map.get_mut(&project_name) {
+                None => {
+                    project_file_map.insert(project_name, vec![file_data]);
+                }
+                Some(project_files) => project_files.push(file_data),
+            },
+        }
+    }
+
+    Ok(NxWorkspaceFiles {
+        project_file_map,
+        global_files,
+        config_files: projects.iter().map(|(path, _)| path.clone()).collect(),
+    })
+}
+
+fn create_root_map(
+    projects: &Vec<(String, Vec<u8>)>,
+) -> Result<hashbrown::HashMap<&Path, String>, InternalWorkspaceErrors> {
+    projects
+        .par_iter()
+        .map(|(path, content)| {
+            let path = Path::new(path);
+            let file_name = path
+                .file_name()
+                .expect("path should always have a filename");
+            return if file_name == "project.json" || file_name == "package.json" {
+                // use serde_json to do the initial parse, if that fails fall back to jsonc_parser.
+                // If all those fail, expose the error from jsonc_parser
+                let project_configuration: ProjectConfiguration =
+                    read_project_configuration(content, path)?;
+
+                let Some(parent_path) = path.parent() else {
+                   return Err(InternalWorkspaceErrors::Generic {
+                        msg: format!("{path:?} has no parent"),
+                    })
+                };
+
+                let name: String = if let Some(name) = project_configuration.name {
+                    Ok(name)
+                } else {
+                    parent_path
+                        .file_name()
+                        .unwrap_or_default()
+                        .to_os_string()
+                        .into_string()
+                        .map_err(|os_string| InternalWorkspaceErrors::Generic {
+                            msg: format!("Cannot turn {os_string:?} into String"),
+                        })
+                }?;
+                Ok((parent_path, name))
+            } else {
+                if let Some(parent_path) = path.parent() {
+                    Ok((
+                        parent_path,
+                        parent_path
+                            .file_name()
+                            .unwrap_or_default()
+                            .to_os_string()
+                            .into_string()
+                            .map_err(|os_string| InternalWorkspaceErrors::Generic {
+                                msg: format!("Cannot turn {os_string:?} into String"),
+                            })?,
+                    ))
+                } else {
+                    Err(InternalWorkspaceErrors::Generic {
+                        msg: format!("{path:?} has no parent"),
+                    })
+                }
+            };
+        })
+        .collect()
+}
+
+fn read_project_configuration(
+    content: &Vec<u8>,
+    path: &Path,
+) -> Result<ProjectConfiguration, InternalWorkspaceErrors> {
+    serde_json::from_slice(content).or_else(|_| {
+        let content_str = std::str::from_utf8(content).expect("content should be valid utf8");
+        let parser_value =
+            jsonc_parser::parse_to_serde_value(content_str, &ParseOptions::default()).map_err(
+                |_| InternalWorkspaceErrors::ParseError {
+                    file: PathBuf::from(path),
+                },
+            )?;
+        serde_json::from_value(parser_value.into()).map_err(|_| InternalWorkspaceErrors::Generic {
+            msg: format!("Failed to parse {path:?}"),
+        })
+    })
+}
+
+type WorkspaceData = (Vec<(String, Vec<u8>)>, Vec<FileData>);
+fn get_file_data(workspace_root: &str, globs: Vec<String>) -> anyhow::Result<WorkspaceData> {
+    let globs = build_glob_set(globs)?;
+    let (projects, file_data) = nx_walker(workspace_root, move |rec| {
+        let mut projects: Vec<(String, Vec<u8>)> = vec![];
+        let mut file_hashes: Vec<FileData> = vec![];
+        for (path, content) in rec {
+            file_hashes.push(FileData {
+                file: path.clone(),
+                hash: xxh3::xxh3_64(&content).to_string(),
+            });
+            if globs.is_match(&path) {
+                projects.push((path, content));
+            }
+        }
+        (projects, file_hashes)
+    });
+    Ok((projects, file_data))
+}

packages/nx/src/native/workspace/mod.rs

@@ -0,0 +1,4 @@
+mod errors;
+pub mod get_config_files;
+pub mod get_nx_workspace_files;
+mod types;

packages/nx/src/native/workspace/types.rs

@@ -0,0 +1,12 @@
+use serde::Deserialize;
+
+#[derive(Debug, Deserialize)]
+pub(crate) struct ProjectConfiguration {
+    pub name: Option<String>,
+}
+
+#[derive(Debug, Eq, PartialEq)]
+pub enum FileLocation {
+    Global,
+    Project(String),
+}

packages/nx/src/plugins/js/project-graph/build-dependencies/explicit-project-dependencies.spec.ts

@@ -1,10 +1,9 @@
 import { TempFs } from '../../../../utils/testing/temp-fs';
 const tempFs = new TempFs('explicit-project-deps');
 
-import { createProjectFileMap } from '../../../../project-graph/file-map-utils';
 import { ProjectGraphBuilder } from '../../../../project-graph/project-graph-builder';
 import { buildExplicitTypeScriptDependencies } from './explicit-project-dependencies';
-import { fileHasher } from '../../../../hasher/file-hasher';
+import { retrieveWorkspaceFiles } from '../../../../project-graph/utils/retrieve-workspace-files';
 
 // projectName => tsconfig import path
 const dependencyProjectNamesToImportPaths = {
@@ -604,13 +603,13 @@ async function createVirtualWorkspace(config: VirtualWorkspaceConfig) {
   const nxJson = {
     npmScope: 'proj',
   };
-  const projects = {
-    projects: {
-      [config.sourceProjectName]: {
-        root: `libs/${config.sourceProjectName}`,
-      },
-    },
+  const projectsFs = {
+    [`./libs/${config.sourceProjectName}/project.json`]: JSON.stringify({
+      name: config.sourceProjectName,
+      sourceRoot: `libs/${config.sourceProjectName}`,
+    }),
   };
+
   const fsJson = {
     './package.json': `{
       "name": "test",
@@ -663,9 +662,11 @@ async function createVirtualWorkspace(config: VirtualWorkspaceConfig) {
     dependencyProjectNamesToImportPaths
   )) {
     fsJson[`libs/${projectName}/index.ts`] = ``;
-    projects.projects[projectName] = {
-      root: `libs/${projectName}`,
-    };
+
+    projectsFs[`./libs/${projectName}/project.json`] = JSON.stringify({
+      name: projectName,
+      sourceRoot: `libs/${projectName}`,
+    });
     tsConfig.compilerOptions.paths[tsconfigPath] = [
       `libs/${projectName}/index.ts`,
     ];
@@ -680,18 +681,19 @@ async function createVirtualWorkspace(config: VirtualWorkspaceConfig) {
 
   fsJson['./tsconfig.base.json'] = JSON.stringify(tsConfig);
 
-  await tempFs.createFiles(fsJson);
+  await tempFs.createFiles({
+    ...fsJson,
+    ...projectsFs,
+  });
 
-  await fileHasher.init();
+  const { projectFileMap, projectConfigurations } =
+    await retrieveWorkspaceFiles(tempFs.tempDir, nxJson);
 
   return {
     ctx: {
-      projectsConfigurations: projects,
+      projectsConfigurations: projectConfigurations,
       nxJsonConfiguration: nxJson,
-      filesToProcess: createProjectFileMap(
-        projects as any,
-        fileHasher.allFileData()
-      ).projectFileMap,
+      filesToProcess: projectFileMap,
     },
     builder,
   };

packages/nx/src/project-graph/file-map-utils.ts

@@ -16,9 +16,15 @@ export async function createProjectFileMapUsingProjectGraph(
   graph: ProjectGraph
 ): Promise<ProjectFileMap> {
   const configs = readProjectsConfigurationFromProjectGraph(graph);
-  const files = daemonClient.enabled()
-    ? await daemonClient.getAllFileData()
-    : fileHasher.allFileData();
+
+  let files;
+  if (daemonClient.enabled()) {
+    files = await daemonClient.getAllFileData();
+  } else {
+    await fileHasher.ensureInitialized();
+    files = fileHasher.allFileData();
+  }
+
   return createProjectFileMap(configs, files).projectFileMap;
 }
 

packages/nx/src/project-graph/file-utils.spec.ts

@@ -6,12 +6,8 @@ import {
 import * as fs from 'fs';
 import { JsonDiffType } from '../utils/json-diff';
 import ignore from 'ignore';
-import { fileHasher } from '../hasher/file-hasher';
 
 describe('calculateFileChanges', () => {
-  beforeEach(() => {
-    fileHasher.ensureInitialized();
-  });
   it('should return a whole file change by default for files that exist', () => {
     jest.spyOn(fs, 'existsSync').mockReturnValue(true);
     const changes = calculateFileChanges(

packages/nx/src/project-graph/project-graph.ts

@@ -4,7 +4,6 @@ import {
 } from './nx-deps-cache';
 import { buildProjectGraphUsingProjectFileMap } from './build-project-graph';
 import { output } from '../utils/output';
-import { fileHasher } from '../hasher/file-hasher';
 import { markDaemonAsDisabled, writeDaemonLogs } from '../daemon/tmp-dir';
 import { ProjectGraph } from '../config/project-graph';
 import { stripIndents } from '../utils/strip-indents';
@@ -15,9 +14,9 @@ import {
 import { daemonClient } from '../daemon/client/client';
 import { fileExists } from '../utils/fileutils';
 import { workspaceRoot } from '../utils/workspace-root';
-import { Workspaces } from '../config/workspaces';
-import { createProjectFileMap } from './file-map-utils';
 import { performance } from 'perf_hooks';
+import { retrieveWorkspaceFiles } from './utils/retrieve-workspace-files';
+import { readNxJson } from './file-utils';
 
 /**
  * Synchronously reads the latest cached copy of the workspace's ProjectGraph.
@@ -70,16 +69,10 @@ export function readProjectsConfigurationFromProjectGraph(
 }
 
 export async function buildProjectGraphWithoutDaemon() {
-  await fileHasher.ensureInitialized();
+  const nxJson = readNxJson();
 
-  const projectConfigurations = new Workspaces(
-    workspaceRoot
-  ).readProjectsConfigurations();
-
-  const { projectFileMap, allWorkspaceFiles } = createProjectFileMap(
-    projectConfigurations,
-    fileHasher.allFileData()
-  );
+  const { allWorkspaceFiles, projectFileMap, projectConfigurations } =
+    await retrieveWorkspaceFiles(workspaceRoot, nxJson);
 
   const cacheEnabled = process.env.NX_CACHE_PROJECT_GRAPH !== 'false';
   return (

packages/nx/src/project-graph/utils/retrieve-workspace-files.ts

@@ -0,0 +1,184 @@
+import { performance } from 'perf_hooks';
+import {
+  buildProjectsConfigurationsFromProjectPaths,
+  getGlobPatternsFromPackageManagerWorkspaces,
+  getGlobPatternsFromPluginsAsync,
+  mergeTargetConfigurations,
+  readTargetDefaultsForTarget,
+} from '../../config/workspaces';
+import { getNxRequirePaths } from '../../utils/installation-directory';
+import { readJsonFile } from '../../utils/fileutils';
+import { join } from 'path';
+import { ProjectsConfigurations } from '../../config/workspace-json-project-json';
+import {
+  mergeAngularJsonAndProjects,
+  shouldMergeAngularProjects,
+} from '../../adapter/angular-json';
+import { NxJsonConfiguration } from '../../config/nx-json';
+import { FileData, ProjectFileMap } from '../../config/project-graph';
+import { NxWorkspaceFiles, WorkspaceErrors } from '../../native';
+
+/**
+ * Walks the workspace directory to create the `projectFileMap`, `ProjectConfigurations` and `allWorkspaceFiles`
+ * @throws
+ * @param workspaceRoot
+ * @param nxJson
+ */
+export async function retrieveWorkspaceFiles(
+  workspaceRoot: string,
+  nxJson: NxJsonConfiguration
+) {
+  const { getWorkspaceFilesNative } = require('../../native');
+
+  performance.mark('native-file-deps:start');
+  let globs = await configurationGlobs(workspaceRoot, nxJson);
+  performance.mark('native-file-deps:end');
+  performance.measure(
+    'native-file-deps',
+    'native-file-deps:start',
+    'native-file-deps:end'
+  );
+
+  performance.mark('get-workspace-files:start');
+  let workspaceFiles: NxWorkspaceFiles;
+  try {
+    workspaceFiles = getWorkspaceFilesNative(workspaceRoot, globs);
+  } catch (e) {
+    // If the error is a parse error from Rust, then use the JS readJsonFile function to write a pretty error message
+    if (e.code === WorkspaceErrors.ParseError) {
+      readJsonFile(join(workspaceRoot, e.message));
+      // readJsonFile should always fail, but if it doesn't, then throw the original error
+      throw e;
+    } else {
+      throw e;
+    }
+  }
+  performance.mark('get-workspace-files:end');
+  performance.measure(
+    'get-workspace-files',
+    'get-workspace-files:start',
+    'get-workspace-files:end'
+  );
+
+  return {
+    allWorkspaceFiles: buildAllWorkspaceFiles(
+      workspaceFiles.projectFileMap,
+      workspaceFiles.globalFiles
+    ),
+    projectFileMap: workspaceFiles.projectFileMap,
+    projectConfigurations: createProjectConfigurations(
+      workspaceRoot,
+      nxJson,
+      workspaceFiles.configFiles
+    ),
+  };
+}
+
+/**
+ * Walk through the workspace and return `ProjectConfigurations`. Only use this if the projectFileMap is not needed.
+ *
+ * @param workspaceRoot
+ * @param nxJson
+ */
+export async function retrieveProjectConfigurations(
+  workspaceRoot: string,
+  nxJson: NxJsonConfiguration
+) {
+  const { getConfigFiles } = require('../../native');
+  const globs = await configurationGlobs(workspaceRoot, nxJson);
+  const configPaths = getConfigFiles(workspaceRoot, globs);
+  return createProjectConfigurations(workspaceRoot, nxJson, configPaths);
+}
+
+function buildAllWorkspaceFiles(
+  projectFileMap: ProjectFileMap,
+  globalFiles: FileData[]
+): FileData[] {
+  performance.mark('get-all-workspace-files:start');
+  let fileData = Object.values(projectFileMap).flat();
+
+  fileData.push(...globalFiles);
+  performance.mark('get-all-workspace-files:end');
+  performance.measure(
+    'get-all-workspace-files',
+    'get-all-workspace-files:start',
+    'get-all-workspace-files:end'
+  );
+
+  return fileData;
+}
+
+function createProjectConfigurations(
+  workspaceRoot: string,
+  nxJson: NxJsonConfiguration,
+  configFiles: string[]
+): ProjectsConfigurations {
+  performance.mark('build-project-configs:start');
+
+  let projectConfigurations = mergeTargetDefaultsIntoProjectDescriptions(
+    buildProjectsConfigurationsFromProjectPaths(nxJson, configFiles, (path) =>
+      readJsonFile(join(workspaceRoot, path))
+    ),
+    nxJson
+  );
+
+  if (shouldMergeAngularProjects(workspaceRoot, false)) {
+    projectConfigurations.projects = mergeAngularJsonAndProjects(
+      projectConfigurations.projects,
+      workspaceRoot
+    );
+  }
+  performance.mark('build-project-configs:end');
+  performance.measure(
+    'build-project-configs',
+    'build-project-configs:start',
+    'build-project-configs:end'
+  );
+
+  return projectConfigurations;
+}
+
+function mergeTargetDefaultsIntoProjectDescriptions(
+  config: ProjectsConfigurations,
+  nxJson: NxJsonConfiguration
+) {
+  for (const proj of Object.values(config.projects)) {
+    if (proj.targets) {
+      for (const targetName of Object.keys(proj.targets)) {
+        const projectTargetDefinition = proj.targets[targetName];
+        const defaults = readTargetDefaultsForTarget(
+          targetName,
+          nxJson.targetDefaults,
+          projectTargetDefinition.executor
+        );
+
+        if (defaults) {
+          proj.targets[targetName] = mergeTargetConfigurations(
+            proj,
+            targetName,
+            defaults
+          );
+        }
+      }
+    }
+  }
+  return config;
+}
+
+async function configurationGlobs(
+  workspaceRoot: string,
+  nxJson: NxJsonConfiguration
+): Promise<string[]> {
+  let pluginGlobs = await getGlobPatternsFromPluginsAsync(
+    nxJson,
+    getNxRequirePaths(workspaceRoot),
+    workspaceRoot
+  );
+
+  return [
+    'project.json',
+    '**/project.json',
+    ...pluginGlobs,
+    ...getGlobPatternsFromPackageManagerWorkspaces(workspaceRoot),
+  ];
+}