1 files changed, 37 insertions, 33 deletions

diff --git a/tools/node_modules/eslint/node_modules/semver/classes/comparator.js b/tools/node_modules/eslint/node_modules/semver/classes/comparator.js
index 62cd204d9b..2146c884bd 100644
--- a/tools/node_modules/eslint/node_modules/semver/classes/comparator.js
+++ b/tools/node_modules/eslint/node_modules/semver/classes/comparator.js
@@ -78,13 +78,6 @@ class Comparator {
       throw new TypeError('a Comparator is required')
     }
 
-    if (!options || typeof options !== 'object') {
-      options = {
-        loose: !!options,
-        includePrerelease: false,
-      }
-    }
-
     if (this.operator === '') {
       if (this.value === '') {
         return true
@@ -97,32 +90,43 @@ class Comparator {
       return new Range(this.value, options).test(comp.semver)
     }
 
-    const sameDirectionIncreasing =
-      (this.operator === '>=' || this.operator === '>') &&
-      (comp.operator === '>=' || comp.operator === '>')
-    const sameDirectionDecreasing =
-      (this.operator === '<=' || this.operator === '<') &&
-      (comp.operator === '<=' || comp.operator === '<')
-    const sameSemVer = this.semver.version === comp.semver.version
-    const differentDirectionsInclusive =
-      (this.operator === '>=' || this.operator === '<=') &&
-      (comp.operator === '>=' || comp.operator === '<=')
-    const oppositeDirectionsLessThan =
-      cmp(this.semver, '<', comp.semver, options) &&
-      (this.operator === '>=' || this.operator === '>') &&
-        (comp.operator === '<=' || comp.operator === '<')
-    const oppositeDirectionsGreaterThan =
-      cmp(this.semver, '>', comp.semver, options) &&
-      (this.operator === '<=' || this.operator === '<') &&
-        (comp.operator === '>=' || comp.operator === '>')
-
-    return (
-      sameDirectionIncreasing ||
-      sameDirectionDecreasing ||
-      (sameSemVer && differentDirectionsInclusive) ||
-      oppositeDirectionsLessThan ||
-      oppositeDirectionsGreaterThan
-    )
+    options = parseOptions(options)
+
+    // Special cases where nothing can possibly be lower
+    if (options.includePrerelease &&
+      (this.value === '<0.0.0-0' || comp.value === '<0.0.0-0')) {
+      return false
+    }
+    if (!options.includePrerelease &&
+      (this.value.startsWith('<0.0.0') || comp.value.startsWith('<0.0.0'))) {
+      return false
+    }
+
+    // Same direction increasing (> or >=)
+    if (this.operator.startsWith('>') && comp.operator.startsWith('>')) {
+      return true
+    }
+    // Same direction decreasing (< or <=)
+    if (this.operator.startsWith('<') && comp.operator.startsWith('<')) {
+      return true
+    }
+    // same SemVer and both sides are inclusive (<= or >=)
+    if (
+      (this.semver.version === comp.semver.version) &&
+      this.operator.includes('=') && comp.operator.includes('=')) {
+      return true
+    }
+    // opposite directions less than
+    if (cmp(this.semver, '<', comp.semver, options) &&
+      this.operator.startsWith('>') && comp.operator.startsWith('<')) {
+      return true
+    }
+    // opposite directions greater than
+    if (cmp(this.semver, '>', comp.semver, options) &&
+      this.operator.startsWith('<') && comp.operator.startsWith('>')) {
+      return true
+    }
+    return false
   }
 }