diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 59cd7bd..5c8b3f5 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -20,8 +20,14 @@ jobs:
       uses: actions/checkout@v2
 
     - uses: ./
+      name: Setup Xcode
+      id: setup-xcode
       with:
         xcode-version: ${{ matrix.xcode-version }}
+    - name: Print output variables
+      run: |
+        echo "Version: ${{ steps.setup-xcode.outputs.version }}"
+        echo "Path: ${{ steps.setup-xcode.outputs.path }}"
 
   versions-macOS-110:
     name: macOS 11
@@ -35,5 +41,11 @@ jobs:
       uses: actions/checkout@v2
 
     - uses: ./
+      name: Setup Xcode
+      id: setup-xcode
       with:
-        xcode-version: ${{ matrix.xcode-version }}
\ No newline at end of file
+        xcode-version: ${{ matrix.xcode-version }}
+    - name: Print output variables
+      run: |
+        echo "Version: ${{ steps.setup-xcode.outputs.version }}"
+        echo "Path: ${{ steps.setup-xcode.outputs.path }}"
\ No newline at end of file
diff --git a/dist/index.js b/dist/index.js
index f8147d4..f7d880b 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -48,12 +48,14 @@ const run = () => {
             throw new Error([
                 `Could not find Xcode version that satisfied version spec: '${versionSpec}'`,
                 "Available versions:",
-                ...selector.getAllVersions().map(ver => `- ${ver.version} (${ver.path})`)
+                ...selector.getAllVersions().map(ver => `- ${ver.version} (${ver.path})`),
             ].join(os_1.EOL));
         }
         core.debug(`Xcode ${targetVersion.version} (${targetVersion.buildNumber}) (${targetVersion.path}) will be set`);
         selector.setVersion(targetVersion);
         core.info(`Xcode is set to ${targetVersion.version} (${targetVersion.buildNumber})`);
+        core.setOutput("version", targetVersion.version);
+        core.setOutput("path", targetVersion.path);
     }
     catch (error) {
         core.setFailed(error.message);
@@ -173,7 +175,10 @@ exports.parsePlistFile = parsePlistFile;
 const getInstalledXcodeApps = () => {
     const applicationsDirectory = "/Applications";
     const xcodeAppFilenameRegex = /^Xcode.*\.app$/;
-    const allApplicationsChildItems = fs.readdirSync(applicationsDirectory, { encoding: "utf8", withFileTypes: true });
+    const allApplicationsChildItems = fs.readdirSync(applicationsDirectory, {
+        encoding: "utf8",
+        withFileTypes: true,
+    });
     const allApplicationsRealItems = allApplicationsChildItems.filter(child => !child.isSymbolicLink() && child.isDirectory());
     const xcodeAppsItems = allApplicationsRealItems.filter(app => xcodeAppFilenameRegex.test(app.name));
     return xcodeAppsItems.map(child => path.join(applicationsDirectory, child.name));
@@ -219,14 +224,27 @@ exports.getXcodeVersionInfo = getXcodeVersionInfo;
 
 "use strict";
 
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
 var __importStar = (this && this.__importStar) || function (mod) {
     if (mod && mod.__esModule) return mod;
     var result = {};
-    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
-    result["default"] = mod;
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.issue = exports.issueCommand = void 0;
 const os = __importStar(__webpack_require__(2087));
 const utils_1 = __webpack_require__(5278);
 /**
@@ -305,6 +323,25 @@ function escapeProperty(s) {
 
 "use strict";
 
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
 var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
     function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
     return new (P || (P = Promise))(function (resolve, reject) {
@@ -314,14 +351,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
         step((generator = generator.apply(thisArg, _arguments || [])).next());
     });
 };
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
-    result["default"] = mod;
-    return result;
-};
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.getState = exports.saveState = exports.group = exports.endGroup = exports.startGroup = exports.info = exports.warning = exports.error = exports.debug = exports.isDebug = exports.setFailed = exports.setCommandEcho = exports.setOutput = exports.getBooleanInput = exports.getMultilineInput = exports.getInput = exports.addPath = exports.setSecret = exports.exportVariable = exports.ExitCode = void 0;
 const command_1 = __webpack_require__(7351);
 const file_command_1 = __webpack_require__(717);
 const utils_1 = __webpack_require__(5278);
@@ -388,7 +419,9 @@ function addPath(inputPath) {
 }
 exports.addPath = addPath;
 /**
- * Gets the value of an input.  The value is also trimmed.
+ * Gets the value of an input.
+ * Unless trimWhitespace is set to false in InputOptions, the value is also trimmed.
+ * Returns an empty string if the value is not defined.
  *
  * @param     name     name of the input to get
  * @param     options  optional. See InputOptions.
@@ -399,9 +432,49 @@ function getInput(name, options) {
     if (options && options.required && !val) {
         throw new Error(`Input required and not supplied: ${name}`);
     }
+    if (options && options.trimWhitespace === false) {
+        return val;
+    }
     return val.trim();
 }
 exports.getInput = getInput;
+/**
+ * Gets the values of an multiline input.  Each value is also trimmed.
+ *
+ * @param     name     name of the input to get
+ * @param     options  optional. See InputOptions.
+ * @returns   string[]
+ *
+ */
+function getMultilineInput(name, options) {
+    const inputs = getInput(name, options)
+        .split('\n')
+        .filter(x => x !== '');
+    return inputs;
+}
+exports.getMultilineInput = getMultilineInput;
+/**
+ * Gets the input value of the boolean type in the YAML 1.2 "core schema" specification.
+ * Support boolean input list: `true | True | TRUE | false | False | FALSE` .
+ * The return value is also in boolean type.
+ * ref: https://yaml.org/spec/1.2/spec.html#id2804923
+ *
+ * @param     name     name of the input to get
+ * @param     options  optional. See InputOptions.
+ * @returns   boolean
+ */
+function getBooleanInput(name, options) {
+    const trueValue = ['true', 'True', 'TRUE'];
+    const falseValue = ['false', 'False', 'FALSE'];
+    const val = getInput(name, options);
+    if (trueValue.includes(val))
+        return true;
+    if (falseValue.includes(val))
+        return false;
+    throw new TypeError(`Input does not meet YAML 1.2 "Core Schema" specification: ${name}\n` +
+        `Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
+}
+exports.getBooleanInput = getBooleanInput;
 /**
  * Sets the value of an output.
  *
@@ -410,6 +483,7 @@ exports.getInput = getInput;
  */
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 function setOutput(name, value) {
+    process.stdout.write(os.EOL);
     command_1.issueCommand('set-output', { name }, value);
 }
 exports.setOutput = setOutput;
@@ -551,14 +625,27 @@ exports.getState = getState;
 "use strict";
 
 // For internal use, subject to change.
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
 var __importStar = (this && this.__importStar) || function (mod) {
     if (mod && mod.__esModule) return mod;
     var result = {};
-    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
-    result["default"] = mod;
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.issueCommand = void 0;
 // We use any as a valid input type
 /* eslint-disable @typescript-eslint/no-explicit-any */
 const fs = __importStar(__webpack_require__(5747));
@@ -589,6 +676,7 @@ exports.issueCommand = issueCommand;
 // We use any as a valid input type
 /* eslint-disable @typescript-eslint/no-explicit-any */
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.toCommandValue = void 0;
 /**
  * Sanitizes an input into a string so it can be passed into issueCommand safely
  * @param input input to sanitize into a string
@@ -738,9 +826,7 @@ function fromByteArray (uint8) {
 
   // go through the array every three bytes, we'll deal with trailing stuff later
   for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
-    parts.push(encodeChunk(
-      uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)
-    ))
+    parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)))
   }
 
   // pad the end with zeros, but make sure to not forget the extra bytes
@@ -765,6 +851,348 @@ function fromByteArray (uint8) {
 }
 
 
+/***/ }),
+
+/***/ 7129:
+/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
+
+"use strict";
+
+
+// A linked list to keep track of recently-used-ness
+const Yallist = __webpack_require__(665)
+
+const MAX = Symbol('max')
+const LENGTH = Symbol('length')
+const LENGTH_CALCULATOR = Symbol('lengthCalculator')
+const ALLOW_STALE = Symbol('allowStale')
+const MAX_AGE = Symbol('maxAge')
+const DISPOSE = Symbol('dispose')
+const NO_DISPOSE_ON_SET = Symbol('noDisposeOnSet')
+const LRU_LIST = Symbol('lruList')
+const CACHE = Symbol('cache')
+const UPDATE_AGE_ON_GET = Symbol('updateAgeOnGet')
+
+const naiveLength = () => 1
+
+// lruList is a yallist where the head is the youngest
+// item, and the tail is the oldest.  the list contains the Hit
+// objects as the entries.
+// Each Hit object has a reference to its Yallist.Node.  This
+// never changes.
+//
+// cache is a Map (or PseudoMap) that matches the keys to
+// the Yallist.Node object.
+class LRUCache {
+  constructor (options) {
+    if (typeof options === 'number')
+      options = { max: options }
+
+    if (!options)
+      options = {}
+
+    if (options.max && (typeof options.max !== 'number' || options.max < 0))
+      throw new TypeError('max must be a non-negative number')
+    // Kind of weird to have a default max of Infinity, but oh well.
+    const max = this[MAX] = options.max || Infinity
+
+    const lc = options.length || naiveLength
+    this[LENGTH_CALCULATOR] = (typeof lc !== 'function') ? naiveLength : lc
+    this[ALLOW_STALE] = options.stale || false
+    if (options.maxAge && typeof options.maxAge !== 'number')
+      throw new TypeError('maxAge must be a number')
+    this[MAX_AGE] = options.maxAge || 0
+    this[DISPOSE] = options.dispose
+    this[NO_DISPOSE_ON_SET] = options.noDisposeOnSet || false
+    this[UPDATE_AGE_ON_GET] = options.updateAgeOnGet || false
+    this.reset()
+  }
+
+  // resize the cache when the max changes.
+  set max (mL) {
+    if (typeof mL !== 'number' || mL < 0)
+      throw new TypeError('max must be a non-negative number')
+
+    this[MAX] = mL || Infinity
+    trim(this)
+  }
+  get max () {
+    return this[MAX]
+  }
+
+  set allowStale (allowStale) {
+    this[ALLOW_STALE] = !!allowStale
+  }
+  get allowStale () {
+    return this[ALLOW_STALE]
+  }
+
+  set maxAge (mA) {
+    if (typeof mA !== 'number')
+      throw new TypeError('maxAge must be a non-negative number')
+
+    this[MAX_AGE] = mA
+    trim(this)
+  }
+  get maxAge () {
+    return this[MAX_AGE]
+  }
+
+  // resize the cache when the lengthCalculator changes.
+  set lengthCalculator (lC) {
+    if (typeof lC !== 'function')
+      lC = naiveLength
+
+    if (lC !== this[LENGTH_CALCULATOR]) {
+      this[LENGTH_CALCULATOR] = lC
+      this[LENGTH] = 0
+      this[LRU_LIST].forEach(hit => {
+        hit.length = this[LENGTH_CALCULATOR](hit.value, hit.key)
+        this[LENGTH] += hit.length
+      })
+    }
+    trim(this)
+  }
+  get lengthCalculator () { return this[LENGTH_CALCULATOR] }
+
+  get length () { return this[LENGTH] }
+  get itemCount () { return this[LRU_LIST].length }
+
+  rforEach (fn, thisp) {
+    thisp = thisp || this
+    for (let walker = this[LRU_LIST].tail; walker !== null;) {
+      const prev = walker.prev
+      forEachStep(this, fn, walker, thisp)
+      walker = prev
+    }
+  }
+
+  forEach (fn, thisp) {
+    thisp = thisp || this
+    for (let walker = this[LRU_LIST].head; walker !== null;) {
+      const next = walker.next
+      forEachStep(this, fn, walker, thisp)
+      walker = next
+    }
+  }
+
+  keys () {
+    return this[LRU_LIST].toArray().map(k => k.key)
+  }
+
+  values () {
+    return this[LRU_LIST].toArray().map(k => k.value)
+  }
+
+  reset () {
+    if (this[DISPOSE] &&
+        this[LRU_LIST] &&
+        this[LRU_LIST].length) {
+      this[LRU_LIST].forEach(hit => this[DISPOSE](hit.key, hit.value))
+    }
+
+    this[CACHE] = new Map() // hash of items by key
+    this[LRU_LIST] = new Yallist() // list of items in order of use recency
+    this[LENGTH] = 0 // length of items in the list
+  }
+
+  dump () {
+    return this[LRU_LIST].map(hit =>
+      isStale(this, hit) ? false : {
+        k: hit.key,
+        v: hit.value,
+        e: hit.now + (hit.maxAge || 0)
+      }).toArray().filter(h => h)
+  }
+
+  dumpLru () {
+    return this[LRU_LIST]
+  }
+
+  set (key, value, maxAge) {
+    maxAge = maxAge || this[MAX_AGE]
+
+    if (maxAge && typeof maxAge !== 'number')
+      throw new TypeError('maxAge must be a number')
+
+    const now = maxAge ? Date.now() : 0
+    const len = this[LENGTH_CALCULATOR](value, key)
+
+    if (this[CACHE].has(key)) {
+      if (len > this[MAX]) {
+        del(this, this[CACHE].get(key))
+        return false
+      }
+
+      const node = this[CACHE].get(key)
+      const item = node.value
+
+      // dispose of the old one before overwriting
+      // split out into 2 ifs for better coverage tracking
+      if (this[DISPOSE]) {
+        if (!this[NO_DISPOSE_ON_SET])
+          this[DISPOSE](key, item.value)
+      }
+
+      item.now = now
+      item.maxAge = maxAge
+      item.value = value
+      this[LENGTH] += len - item.length
+      item.length = len
+      this.get(key)
+      trim(this)
+      return true
+    }
+
+    const hit = new Entry(key, value, len, now, maxAge)
+
+    // oversized objects fall out of cache automatically.
+    if (hit.length > this[MAX]) {
+      if (this[DISPOSE])
+        this[DISPOSE](key, value)
+
+      return false
+    }
+
+    this[LENGTH] += hit.length
+    this[LRU_LIST].unshift(hit)
+    this[CACHE].set(key, this[LRU_LIST].head)
+    trim(this)
+    return true
+  }
+
+  has (key) {
+    if (!this[CACHE].has(key)) return false
+    const hit = this[CACHE].get(key).value
+    return !isStale(this, hit)
+  }
+
+  get (key) {
+    return get(this, key, true)
+  }
+
+  peek (key) {
+    return get(this, key, false)
+  }
+
+  pop () {
+    const node = this[LRU_LIST].tail
+    if (!node)
+      return null
+
+    del(this, node)
+    return node.value
+  }
+
+  del (key) {
+    del(this, this[CACHE].get(key))
+  }
+
+  load (arr) {
+    // reset the cache
+    this.reset()
+
+    const now = Date.now()
+    // A previous serialized cache has the most recent items first
+    for (let l = arr.length - 1; l >= 0; l--) {
+      const hit = arr[l]
+      const expiresAt = hit.e || 0
+      if (expiresAt === 0)
+        // the item was created without expiration in a non aged cache
+        this.set(hit.k, hit.v)
+      else {
+        const maxAge = expiresAt - now
+        // dont add already expired items
+        if (maxAge > 0) {
+          this.set(hit.k, hit.v, maxAge)
+        }
+      }
+    }
+  }
+
+  prune () {
+    this[CACHE].forEach((value, key) => get(this, key, false))
+  }
+}
+
+const get = (self, key, doUse) => {
+  const node = self[CACHE].get(key)
+  if (node) {
+    const hit = node.value
+    if (isStale(self, hit)) {
+      del(self, node)
+      if (!self[ALLOW_STALE])
+        return undefined
+    } else {
+      if (doUse) {
+        if (self[UPDATE_AGE_ON_GET])
+          node.value.now = Date.now()
+        self[LRU_LIST].unshiftNode(node)
+      }
+    }
+    return hit.value
+  }
+}
+
+const isStale = (self, hit) => {
+  if (!hit || (!hit.maxAge && !self[MAX_AGE]))
+    return false
+
+  const diff = Date.now() - hit.now
+  return hit.maxAge ? diff > hit.maxAge
+    : self[MAX_AGE] && (diff > self[MAX_AGE])
+}
+
+const trim = self => {
+  if (self[LENGTH] > self[MAX]) {
+    for (let walker = self[LRU_LIST].tail;
+      self[LENGTH] > self[MAX] && walker !== null;) {
+      // We know that we're about to delete this one, and also
+      // what the next least recently used key will be, so just
+      // go ahead and set it now.
+      const prev = walker.prev
+      del(self, walker)
+      walker = prev
+    }
+  }
+}
+
+const del = (self, node) => {
+  if (node) {
+    const hit = node.value
+    if (self[DISPOSE])
+      self[DISPOSE](hit.key, hit.value)
+
+    self[LENGTH] -= hit.length
+    self[CACHE].delete(hit.key)
+    self[LRU_LIST].removeNode(node)
+  }
+}
+
+class Entry {
+  constructor (key, value, length, now, maxAge) {
+    this.key = key
+    this.value = value
+    this.length = length
+    this.now = now
+    this.maxAge = maxAge || 0
+  }
+}
+
+const forEachStep = (self, fn, node, thisp) => {
+  let hit = node.value
+  if (isStale(self, hit)) {
+    del(self, node)
+    if (!self[ALLOW_STALE])
+      hit = undefined
+  }
+  if (hit)
+    fn.call(thisp, hit.value, hit.key, self)
+}
+
+module.exports = LRUCache
+
+
 /***/ }),
 
 /***/ 1933:
@@ -1163,12 +1591,7 @@ class Comparator {
     return ANY
   }
   constructor (comp, options) {
-    if (!options || typeof options !== 'object') {
-      options = {
-        loose: !!options,
-        includePrerelease: false
-      }
-    }
+    options = parseOptions(options)
 
     if (comp instanceof Comparator) {
       if (comp.loose === !!options.loose) {
@@ -1290,6 +1713,7 @@ class Comparator {
 
 module.exports = Comparator
 
+const parseOptions = __webpack_require__(785)
 const {re, t} = __webpack_require__(9523)
 const cmp = __webpack_require__(5098)
 const debug = __webpack_require__(427)
@@ -1305,12 +1729,7 @@ const Range = __webpack_require__(9828)
 // hoisted class for cyclic dependency
 class Range {
   constructor (range, options) {
-    if (!options || typeof options !== 'object') {
-      options = {
-        loose: !!options,
-        includePrerelease: false
-      }
-    }
+    options = parseOptions(options)
 
     if (range instanceof Range) {
       if (
@@ -1350,6 +1769,24 @@ class Range {
       throw new TypeError(`Invalid SemVer Range: ${range}`)
     }
 
+    // if we have any that are not the null set, throw out null sets.
+    if (this.set.length > 1) {
+      // keep the first one, in case they're all null sets
+      const first = this.set[0]
+      this.set = this.set.filter(c => !isNullSet(c[0]))
+      if (this.set.length === 0)
+        this.set = [first]
+      else if (this.set.length > 1) {
+        // if we have any that are *, then the range is just *
+        for (const c of this.set) {
+          if (c.length === 1 && isAny(c[0])) {
+            this.set = [c]
+            break
+          }
+        }
+      }
+    }
+
     this.format()
   }
 
@@ -1368,8 +1805,17 @@ class Range {
   }
 
   parseRange (range) {
-    const loose = this.options.loose
     range = range.trim()
+
+    // memoize range parsing for performance.
+    // this is a very hot path, and fully deterministic.
+    const memoOpts = Object.keys(this.options).join(',')
+    const memoKey = `parseRange:${memoOpts}:${range}`
+    const cached = cache.get(memoKey)
+    if (cached)
+      return cached
+
+    const loose = this.options.loose
     // `1.2.3 - 1.2.4` => `>=1.2.3 <=1.2.4`
     const hr = loose ? re[t.HYPHENRANGELOOSE] : re[t.HYPHENRANGE]
     range = range.replace(hr, hyphenReplace(this.options.includePrerelease))
@@ -1391,15 +1837,33 @@ class Range {
     // ready to be split into comparators.
 
     const compRe = loose ? re[t.COMPARATORLOOSE] : re[t.COMPARATOR]
-    return range
+    const rangeList = range
       .split(' ')
       .map(comp => parseComparator(comp, this.options))
       .join(' ')
       .split(/\s+/)
+      // >=0.0.0 is equivalent to *
       .map(comp => replaceGTE0(comp, this.options))
       // in loose mode, throw out any that are not valid comparators
       .filter(this.options.loose ? comp => !!comp.match(compRe) : () => true)
       .map(comp => new Comparator(comp, this.options))
+
+    // if any comparators are the null set, then replace with JUST null set
+    // if more than one comparator, remove any * comparators
+    // also, don't include the same comparator more than once
+    const l = rangeList.length
+    const rangeMap = new Map()
+    for (const comp of rangeList) {
+      if (isNullSet(comp))
+        return [comp]
+      rangeMap.set(comp.value, comp)
+    }
+    if (rangeMap.size > 1 && rangeMap.has(''))
+      rangeMap.delete('')
+
+    const result = [...rangeMap.values()]
+    cache.set(memoKey, result)
+    return result
   }
 
   intersects (range, options) {
@@ -1448,6 +1912,10 @@ class Range {
 }
 module.exports = Range
 
+const LRU = __webpack_require__(7129)
+const cache = new LRU({ max: 1000 })
+
+const parseOptions = __webpack_require__(785)
 const Comparator = __webpack_require__(1532)
 const debug = __webpack_require__(427)
 const SemVer = __webpack_require__(8088)
@@ -1459,6 +1927,9 @@ const {
   caretTrimReplace
 } = __webpack_require__(9523)
 
+const isNullSet = c => c.value === '<0.0.0-0'
+const isAny = c => c.value === ''
+
 // take a set of comparators and determine whether there
 // exists a version which can satisfy it
 const isSatisfiable = (comparators, options) => {
@@ -1776,15 +2247,12 @@ const debug = __webpack_require__(427)
 const { MAX_LENGTH, MAX_SAFE_INTEGER } = __webpack_require__(2293)
 const { re, t } = __webpack_require__(9523)
 
+const parseOptions = __webpack_require__(785)
 const { compareIdentifiers } = __webpack_require__(2463)
 class SemVer {
   constructor (version, options) {
-    if (!options || typeof options !== 'object') {
-      options = {
-        loose: !!options,
-        includePrerelease: false
-      }
-    }
+    options = parseOptions(options)
+
     if (version instanceof SemVer) {
       if (version.loose === !!options.loose &&
           version.includePrerelease === !!options.includePrerelease) {
@@ -2367,13 +2835,9 @@ const {MAX_LENGTH} = __webpack_require__(2293)
 const { re, t } = __webpack_require__(9523)
 const SemVer = __webpack_require__(8088)
 
+const parseOptions = __webpack_require__(785)
 const parse = (version, options) => {
-  if (!options || typeof options !== 'object') {
-    options = {
-      loose: !!options,
-      includePrerelease: false
-    }
-  }
+  options = parseOptions(options)
 
   if (version instanceof SemVer) {
     return version
@@ -2610,6 +3074,24 @@ module.exports = {
 }
 
 
+/***/ }),
+
+/***/ 785:
+/***/ ((module) => {
+
+// parse out just the options we care about so we always get a consistent
+// obj with keys in a consistent order.
+const opts = ['includePrerelease', 'loose', 'rtl']
+const parseOptions = options =>
+  !options ? {}
+  : typeof options !== 'object' ? { loose: true }
+  : opts.filter(k => options[k]).reduce((options, k) => {
+    options[k] = true
+    return options
+  }, {})
+module.exports = parseOptions
+
+
 /***/ }),
 
 /***/ 9523:
@@ -2924,6 +3406,7 @@ const minVersion = (range, loose) => {
   for (let i = 0; i < range.set.length; ++i) {
     const comparators = range.set[i]
 
+    let setMin = null
     comparators.forEach((comparator) => {
       // Clone to avoid manipulating the comparator's semver object.
       const compver = new SemVer(comparator.semver.version)
@@ -2938,8 +3421,8 @@ const minVersion = (range, loose) => {
           /* fallthrough */
         case '':
         case '>=':
-          if (!minver || gt(minver, compver)) {
-            minver = compver
+          if (!setMin || gt(compver, setMin)) {
+            setMin = compver
           }
           break
         case '<':
@@ -2951,6 +3434,8 @@ const minVersion = (range, loose) => {
           throw new Error(`Unexpected operation: ${comparator.operator}`)
       }
     })
+    if (setMin && (!minver || gt(minver, setMin)))
+      minver = setMin
   }
 
   if (minver && range.test(minver)) {
@@ -3001,7 +3486,7 @@ const outside = (version, range, hilo, options) => {
       throw new TypeError('Must provide a hilo val of "<" or ">"')
   }
 
-  // If it satisifes the range it is not outside
+  // If it satisfies the range it is not outside
   if (satisfies(version, range, options)) {
     return false
   }
@@ -3106,37 +3591,51 @@ module.exports = (versions, range, options) => {
 /***/ ((module, __unused_webpack_exports, __webpack_require__) => {
 
 const Range = __webpack_require__(9828)
-const { ANY } = __webpack_require__(1532)
+const Comparator = __webpack_require__(1532)
+const { ANY } = Comparator
 const satisfies = __webpack_require__(6055)
 const compare = __webpack_require__(4309)
 
 // Complex range `r1 || r2 || ...` is a subset of `R1 || R2 || ...` iff:
-// - Every simple range `r1, r2, ...` is a subset of some `R1, R2, ...`
+// - Every simple range `r1, r2, ...` is a null set, OR
+// - Every simple range `r1, r2, ...` which is not a null set is a subset of
+//   some `R1, R2, ...`
 //
 // Simple range `c1 c2 ...` is a subset of simple range `C1 C2 ...` iff:
 // - If c is only the ANY comparator
 //   - If C is only the ANY comparator, return true
-//   - Else return false
+//   - Else if in prerelease mode, return false
+//   - else replace c with `[>=0.0.0]`
+// - If C is only the ANY comparator
+//   - if in prerelease mode, return true
+//   - else replace C with `[>=0.0.0]`
 // - Let EQ be the set of = comparators in c
 // - If EQ is more than one, return true (null set)
 // - Let GT be the highest > or >= comparator in c
 // - Let LT be the lowest < or <= comparator in c
 // - If GT and LT, and GT.semver > LT.semver, return true (null set)
+// - If any C is a = range, and GT or LT are set, return false
 // - If EQ
 //   - If GT, and EQ does not satisfy GT, return true (null set)
 //   - If LT, and EQ does not satisfy LT, return true (null set)
 //   - If EQ satisfies every C, return true
 //   - Else return false
 // - If GT
-//   - If GT is lower than any > or >= comp in C, return false
+//   - If GT.semver is lower than any > or >= comp in C, return false
 //   - If GT is >=, and GT.semver does not satisfy every C, return false
+//   - If GT.semver has a prerelease, and not in prerelease mode
+//     - If no C has a prerelease and the GT.semver tuple, return false
 // - If LT
-//   - If LT.semver is greater than that of any > comp in C, return false
+//   - If LT.semver is greater than any < or <= comp in C, return false
 //   - If LT is <=, and LT.semver does not satisfy every C, return false
-// - If any C is a = range, and GT or LT are set, return false
+//   - If GT.semver has a prerelease, and not in prerelease mode
+//     - If no C has a prerelease and the LT.semver tuple, return false
 // - Else return true
 
-const subset = (sub, dom, options) => {
+const subset = (sub, dom, options = {}) => {
+  if (sub === dom)
+    return true
+
   sub = new Range(sub, options)
   dom = new Range(dom, options)
   let sawNonNull = false
@@ -3159,8 +3658,24 @@ const subset = (sub, dom, options) => {
 }
 
 const simpleSubset = (sub, dom, options) => {
-  if (sub.length === 1 && sub[0].semver === ANY)
-    return dom.length === 1 && dom[0].semver === ANY
+  if (sub === dom)
+    return true
+
+  if (sub.length === 1 && sub[0].semver === ANY) {
+    if (dom.length === 1 && dom[0].semver === ANY)
+      return true
+    else if (options.includePrerelease)
+      sub = [ new Comparator('>=0.0.0-0') ]
+    else
+      sub = [ new Comparator('>=0.0.0') ]
+  }
+
+  if (dom.length === 1 && dom[0].semver === ANY) {
+    if (options.includePrerelease)
+      return true
+    else
+      dom = [ new Comparator('>=0.0.0') ]
+  }
 
   const eqSet = new Set()
   let gt, lt
@@ -3197,26 +3712,57 @@ const simpleSubset = (sub, dom, options) => {
       if (!satisfies(eq, String(c), options))
         return false
     }
+
     return true
   }
 
   let higher, lower
   let hasDomLT, hasDomGT
+  // if the subset has a prerelease, we need a comparator in the superset
+  // with the same tuple and a prerelease, or it's not a subset
+  let needDomLTPre = lt &&
+    !options.includePrerelease &&
+    lt.semver.prerelease.length ? lt.semver : false
+  let needDomGTPre = gt &&
+    !options.includePrerelease &&
+    gt.semver.prerelease.length ? gt.semver : false
+  // exception: <1.2.3-0 is the same as <1.2.3
+  if (needDomLTPre && needDomLTPre.prerelease.length === 1 &&
+      lt.operator === '<' && needDomLTPre.prerelease[0] === 0) {
+    needDomLTPre = false
+  }
+
   for (const c of dom) {
     hasDomGT = hasDomGT || c.operator === '>' || c.operator === '>='
     hasDomLT = hasDomLT || c.operator === '<' || c.operator === '<='
     if (gt) {
+      if (needDomGTPre) {
+        if (c.semver.prerelease && c.semver.prerelease.length &&
+            c.semver.major === needDomGTPre.major &&
+            c.semver.minor === needDomGTPre.minor &&
+            c.semver.patch === needDomGTPre.patch) {
+          needDomGTPre = false
+        }
+      }
       if (c.operator === '>' || c.operator === '>=') {
         higher = higherGT(gt, c, options)
-        if (higher === c)
+        if (higher === c && higher !== gt)
           return false
       } else if (gt.operator === '>=' && !satisfies(gt.semver, String(c), options))
         return false
     }
     if (lt) {
+      if (needDomLTPre) {
+        if (c.semver.prerelease && c.semver.prerelease.length &&
+            c.semver.major === needDomLTPre.major &&
+            c.semver.minor === needDomLTPre.minor &&
+            c.semver.patch === needDomLTPre.patch) {
+          needDomLTPre = false
+        }
+      }
       if (c.operator === '<' || c.operator === '<=') {
         lower = lowerLT(lt, c, options)
-        if (lower === c)
+        if (lower === c && lower !== lt)
           return false
       } else if (lt.operator === '<=' && !satisfies(lt.semver, String(c), options))
         return false
@@ -3234,6 +3780,12 @@ const simpleSubset = (sub, dom, options) => {
   if (lt && hasDomGT && !gt && gtltComp !== 0)
     return false
 
+  // we needed a prerelease range in a specific tuple, but didn't get one
+  // then this isn't a subset.  eg >=1.2.3-pre is not a subset of >=1.0.0,
+  // because it includes prereleases in the 1.2.3 tuple
+  if (needDomGTPre || needDomLTPre)
+    return false
+
   return true
 }
 
@@ -8398,6 +8950,456 @@ exports.XMLReader = XMLReader;
 exports.ParseError = ParseError;
 
 
+/***/ }),
+
+/***/ 4091:
+/***/ ((module) => {
+
+"use strict";
+
+module.exports = function (Yallist) {
+  Yallist.prototype[Symbol.iterator] = function* () {
+    for (let walker = this.head; walker; walker = walker.next) {
+      yield walker.value
+    }
+  }
+}
+
+
+/***/ }),
+
+/***/ 665:
+/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
+
+"use strict";
+
+module.exports = Yallist
+
+Yallist.Node = Node
+Yallist.create = Yallist
+
+function Yallist (list) {
+  var self = this
+  if (!(self instanceof Yallist)) {
+    self = new Yallist()
+  }
+
+  self.tail = null
+  self.head = null
+  self.length = 0
+
+  if (list && typeof list.forEach === 'function') {
+    list.forEach(function (item) {
+      self.push(item)
+    })
+  } else if (arguments.length > 0) {
+    for (var i = 0, l = arguments.length; i < l; i++) {
+      self.push(arguments[i])
+    }
+  }
+
+  return self
+}
+
+Yallist.prototype.removeNode = function (node) {
+  if (node.list !== this) {
+    throw new Error('removing node which does not belong to this list')
+  }
+
+  var next = node.next
+  var prev = node.prev
+
+  if (next) {
+    next.prev = prev
+  }
+
+  if (prev) {
+    prev.next = next
+  }
+
+  if (node === this.head) {
+    this.head = next
+  }
+  if (node === this.tail) {
+    this.tail = prev
+  }
+
+  node.list.length--
+  node.next = null
+  node.prev = null
+  node.list = null
+
+  return next
+}
+
+Yallist.prototype.unshiftNode = function (node) {
+  if (node === this.head) {
+    return
+  }
+
+  if (node.list) {
+    node.list.removeNode(node)
+  }
+
+  var head = this.head
+  node.list = this
+  node.next = head
+  if (head) {
+    head.prev = node
+  }
+
+  this.head = node
+  if (!this.tail) {
+    this.tail = node
+  }
+  this.length++
+}
+
+Yallist.prototype.pushNode = function (node) {
+  if (node === this.tail) {
+    return
+  }
+
+  if (node.list) {
+    node.list.removeNode(node)
+  }
+
+  var tail = this.tail
+  node.list = this
+  node.prev = tail
+  if (tail) {
+    tail.next = node
+  }
+
+  this.tail = node
+  if (!this.head) {
+    this.head = node
+  }
+  this.length++
+}
+
+Yallist.prototype.push = function () {
+  for (var i = 0, l = arguments.length; i < l; i++) {
+    push(this, arguments[i])
+  }
+  return this.length
+}
+
+Yallist.prototype.unshift = function () {
+  for (var i = 0, l = arguments.length; i < l; i++) {
+    unshift(this, arguments[i])
+  }
+  return this.length
+}
+
+Yallist.prototype.pop = function () {
+  if (!this.tail) {
+    return undefined
+  }
+
+  var res = this.tail.value
+  this.tail = this.tail.prev
+  if (this.tail) {
+    this.tail.next = null
+  } else {
+    this.head = null
+  }
+  this.length--
+  return res
+}
+
+Yallist.prototype.shift = function () {
+  if (!this.head) {
+    return undefined
+  }
+
+  var res = this.head.value
+  this.head = this.head.next
+  if (this.head) {
+    this.head.prev = null
+  } else {
+    this.tail = null
+  }
+  this.length--
+  return res
+}
+
+Yallist.prototype.forEach = function (fn, thisp) {
+  thisp = thisp || this
+  for (var walker = this.head, i = 0; walker !== null; i++) {
+    fn.call(thisp, walker.value, i, this)
+    walker = walker.next
+  }
+}
+
+Yallist.prototype.forEachReverse = function (fn, thisp) {
+  thisp = thisp || this
+  for (var walker = this.tail, i = this.length - 1; walker !== null; i--) {
+    fn.call(thisp, walker.value, i, this)
+    walker = walker.prev
+  }
+}
+
+Yallist.prototype.get = function (n) {
+  for (var i = 0, walker = this.head; walker !== null && i < n; i++) {
+    // abort out of the list early if we hit a cycle
+    walker = walker.next
+  }
+  if (i === n && walker !== null) {
+    return walker.value
+  }
+}
+
+Yallist.prototype.getReverse = function (n) {
+  for (var i = 0, walker = this.tail; walker !== null && i < n; i++) {
+    // abort out of the list early if we hit a cycle
+    walker = walker.prev
+  }
+  if (i === n && walker !== null) {
+    return walker.value
+  }
+}
+
+Yallist.prototype.map = function (fn, thisp) {
+  thisp = thisp || this
+  var res = new Yallist()
+  for (var walker = this.head; walker !== null;) {
+    res.push(fn.call(thisp, walker.value, this))
+    walker = walker.next
+  }
+  return res
+}
+
+Yallist.prototype.mapReverse = function (fn, thisp) {
+  thisp = thisp || this
+  var res = new Yallist()
+  for (var walker = this.tail; walker !== null;) {
+    res.push(fn.call(thisp, walker.value, this))
+    walker = walker.prev
+  }
+  return res
+}
+
+Yallist.prototype.reduce = function (fn, initial) {
+  var acc
+  var walker = this.head
+  if (arguments.length > 1) {
+    acc = initial
+  } else if (this.head) {
+    walker = this.head.next
+    acc = this.head.value
+  } else {
+    throw new TypeError('Reduce of empty list with no initial value')
+  }
+
+  for (var i = 0; walker !== null; i++) {
+    acc = fn(acc, walker.value, i)
+    walker = walker.next
+  }
+
+  return acc
+}
+
+Yallist.prototype.reduceReverse = function (fn, initial) {
+  var acc
+  var walker = this.tail
+  if (arguments.length > 1) {
+    acc = initial
+  } else if (this.tail) {
+    walker = this.tail.prev
+    acc = this.tail.value
+  } else {
+    throw new TypeError('Reduce of empty list with no initial value')
+  }
+
+  for (var i = this.length - 1; walker !== null; i--) {
+    acc = fn(acc, walker.value, i)
+    walker = walker.prev
+  }
+
+  return acc
+}
+
+Yallist.prototype.toArray = function () {
+  var arr = new Array(this.length)
+  for (var i = 0, walker = this.head; walker !== null; i++) {
+    arr[i] = walker.value
+    walker = walker.next
+  }
+  return arr
+}
+
+Yallist.prototype.toArrayReverse = function () {
+  var arr = new Array(this.length)
+  for (var i = 0, walker = this.tail; walker !== null; i++) {
+    arr[i] = walker.value
+    walker = walker.prev
+  }
+  return arr
+}
+
+Yallist.prototype.slice = function (from, to) {
+  to = to || this.length
+  if (to < 0) {
+    to += this.length
+  }
+  from = from || 0
+  if (from < 0) {
+    from += this.length
+  }
+  var ret = new Yallist()
+  if (to < from || to < 0) {
+    return ret
+  }
+  if (from < 0) {
+    from = 0
+  }
+  if (to > this.length) {
+    to = this.length
+  }
+  for (var i = 0, walker = this.head; walker !== null && i < from; i++) {
+    walker = walker.next
+  }
+  for (; walker !== null && i < to; i++, walker = walker.next) {
+    ret.push(walker.value)
+  }
+  return ret
+}
+
+Yallist.prototype.sliceReverse = function (from, to) {
+  to = to || this.length
+  if (to < 0) {
+    to += this.length
+  }
+  from = from || 0
+  if (from < 0) {
+    from += this.length
+  }
+  var ret = new Yallist()
+  if (to < from || to < 0) {
+    return ret
+  }
+  if (from < 0) {
+    from = 0
+  }
+  if (to > this.length) {
+    to = this.length
+  }
+  for (var i = this.length, walker = this.tail; walker !== null && i > to; i--) {
+    walker = walker.prev
+  }
+  for (; walker !== null && i > from; i--, walker = walker.prev) {
+    ret.push(walker.value)
+  }
+  return ret
+}
+
+Yallist.prototype.splice = function (start, deleteCount, ...nodes) {
+  if (start > this.length) {
+    start = this.length - 1
+  }
+  if (start < 0) {
+    start = this.length + start;
+  }
+
+  for (var i = 0, walker = this.head; walker !== null && i < start; i++) {
+    walker = walker.next
+  }
+
+  var ret = []
+  for (var i = 0; walker && i < deleteCount; i++) {
+    ret.push(walker.value)
+    walker = this.removeNode(walker)
+  }
+  if (walker === null) {
+    walker = this.tail
+  }
+
+  if (walker !== this.head && walker !== this.tail) {
+    walker = walker.prev
+  }
+
+  for (var i = 0; i < nodes.length; i++) {
+    walker = insert(this, walker, nodes[i])
+  }
+  return ret;
+}
+
+Yallist.prototype.reverse = function () {
+  var head = this.head
+  var tail = this.tail
+  for (var walker = head; walker !== null; walker = walker.prev) {
+    var p = walker.prev
+    walker.prev = walker.next
+    walker.next = p
+  }
+  this.head = tail
+  this.tail = head
+  return this
+}
+
+function insert (self, node, value) {
+  var inserted = node === self.head ?
+    new Node(value, null, node, self) :
+    new Node(value, node, node.next, self)
+
+  if (inserted.next === null) {
+    self.tail = inserted
+  }
+  if (inserted.prev === null) {
+    self.head = inserted
+  }
+
+  self.length++
+
+  return inserted
+}
+
+function push (self, item) {
+  self.tail = new Node(item, self.tail, null, self)
+  if (!self.head) {
+    self.head = self.tail
+  }
+  self.length++
+}
+
+function unshift (self, item) {
+  self.head = new Node(item, null, self.head, self)
+  if (!self.tail) {
+    self.tail = self.head
+  }
+  self.length++
+}
+
+function Node (value, prev, next, list) {
+  if (!(this instanceof Node)) {
+    return new Node(value, prev, next, list)
+  }
+
+  this.list = list
+  this.value = value
+
+  if (prev) {
+    prev.next = this
+    this.prev = prev
+  } else {
+    this.prev = null
+  }
+
+  if (next) {
+    next.prev = this
+    this.next = next
+  } else {
+    this.next = null
+  }
+}
+
+try {
+  // add if support for Symbol.iterator is present
+  __webpack_require__(4091)(Yallist)
+} catch (er) {}
+
+
 /***/ }),
 
 /***/ 3129:
diff --git a/src/setup-xcode.ts b/src/setup-xcode.ts
index 003280c..f9538f4 100644
--- a/src/setup-xcode.ts
+++ b/src/setup-xcode.ts
@@ -36,6 +36,9 @@ const run = (): void => {
         );
         selector.setVersion(targetVersion);
         core.info(`Xcode is set to ${targetVersion.version} (${targetVersion.buildNumber})`);
+
+        core.setOutput("version", targetVersion.version);
+        core.setOutput("path", targetVersion.path);
     } catch (error) {
         core.setFailed(error.message);
     }