Revert "process: add more version properties to release"

This reverts commit 982e3bd. It is
believed that the original PR should not have landed as it is as the
implemented and exposed API has a variety of flaws.

PR-URL: #19577
Refs: #19438
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Michaël Zasso <[email protected]>
Reviewed-By: Gus Caplan <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>
Reviewed-By: Richard Lau <[email protected]>

Author: tniessen

doc/api/process.md

@@ -1509,21 +1509,6 @@ tarball.
   - `'Argon'` for the 4.x LTS line beginning with 4.2.0.
   - `'Boron'` for the 6.x LTS line beginning with 6.9.0.
   - `'Carbon'` for the 8.x LTS line beginning with 8.9.1.
-* `majorVersion` {number} The major version of Node.js.
-* `minorVersion` {number} The minor version of Node.js.
-* `patchVersion` {number} The patch version of Node.js.
-* `prereleaseTag` {string} The SemVer pre-release tag for Node.js.
-* `computedVersion` {number} A number representing the current version, created
-  using the following method:
-  `(majorVersion << 16) + (minorVersion << 8) + patchVersion`
-* `compareVersion` {function} Perform a SemVer comparison to the release
-  version.
-    * `major`
-    * `minor`
-    * `patch`
-    * Returns: {number} `-1` if the given version is lower than the release
-      version, `0` if the given version matches the process version, and `1`
-      if the given version is greater than the release version.
 
 <!-- eslint-skip -->
 ```js
@@ -1532,12 +1517,7 @@ tarball.
   lts: 'Argon',
   sourceUrl: 'https://nodejs.org/download/release/v4.4.5/node-v4.4.5.tar.gz',
   headersUrl: 'https://nodejs.org/download/release/v4.4.5/node-v4.4.5-headers.tar.gz',
-  libUrl: 'https://nodejs.org/download/release/v4.4.5/win-x64/node.lib',
-  majorVersion: 4,
-  minorVersion: 4,
-  patchVersion: 5,
-  prereleaseTag: '',
-  computedVersion: 263173,
+  libUrl: 'https://nodejs.org/download/release/v4.4.5/win-x64/node.lib'
 }
 ```
 

lib/internal/bootstrap/node.js

@@ -38,7 +38,6 @@
     _process.setupConfig(NativeModule._source);
     _process.setupSignalHandlers();
     _process.setupUncaughtExceptionCapture(exceptionHandlerState);
-    _process.setupCompareVersion();
     NativeModule.require('internal/process/warning').setup();
     NativeModule.require('internal/process/next_tick').setup();
     NativeModule.require('internal/process/stdio').setup();

lib/internal/process.js

@@ -283,16 +283,6 @@ function setupUncaughtExceptionCapture(exceptionHandlerState) {
   };
 }
 
-function setupCompareVersion() {
-  const { computedVersion } = process.release;
-  process.release.compareVersion = (major, minor, patch) => {
-    const comp = (major << 16) + (minor << 8) + patch;
-    if (comp === computedVersion)
-      return 0;
-    return comp > computedVersion ? 1 : -1;
-  };
-}
-
 module.exports = {
   setup_performance,
   setup_cpuUsage,
@@ -303,6 +293,5 @@ module.exports = {
   setupSignalHandlers,
   setupChannel,
   setupRawDebug,
-  setupUncaughtExceptionCapture,
-  setupCompareVersion,
+  setupUncaughtExceptionCapture
 };

src/node.cc

@@ -3022,23 +3022,6 @@ void SetupProcessObject(Environment* env,
   READONLY_PROPERTY(release, "name",
                     OneByteString(env->isolate(), NODE_RELEASE));
 
-  READONLY_PROPERTY(release, "majorVersion",
-      Integer::New(env->isolate(), NODE_MAJOR_VERSION));
-  READONLY_PROPERTY(release, "minorVersion",
-      Integer::New(env->isolate(), NODE_MINOR_VERSION));
-  READONLY_PROPERTY(release, "patchVersion",
-      Integer::New(env->isolate(), NODE_PATCH_VERSION));
-
-  READONLY_PROPERTY(release, "prereleaseTag",
-      OneByteString(env->isolate(), NODE_TAG));
-
-  READONLY_PROPERTY(release,
-                    "computedVersion",
-                    Integer::New(env->isolate(),
-                        (NODE_MAJOR_VERSION << 16) +
-                        (NODE_MINOR_VERSION << 8) +
-                        NODE_PATCH_VERSION));
-
 #if NODE_VERSION_IS_LTS
   READONLY_PROPERTY(release, "lts",
                     OneByteString(env->isolate(), NODE_VERSION_LTS_CODENAME));

test/parallel/test-process-release.js

@@ -18,18 +18,3 @@ if (versionParts[0] === '4' && versionParts[1] >= 2) {
 } else {
   assert.strictEqual(process.release.lts, undefined);
 }
-
-const {
-  majorVersion: major,
-  minorVersion: minor,
-  patchVersion: patch,
-  computedVersion,
-  compareVersion,
-} = process.release;
-
-assert.strictEqual(
-  (major << 16) + (minor << 8) + patch, computedVersion);
-
-assert.strictEqual(0, compareVersion(major, minor, patch));
-assert.strictEqual(1, compareVersion(major, minor, patch + 1));
-assert.strictEqual(-1, compareVersion(major - 1, minor, patch));