From beaf7a6c5d6019811bf376a0c233c049a242b9d2 Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Sat, 31 Mar 2018 16:11:48 +1300
Subject: [PATCH 01/13] loosely detect semver versions

---
 lib/version.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/version.js b/lib/version.js
index be4b7a7c78241..a7cc5723a3077 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -18,7 +18,7 @@ function latest(versions) {
     return (/[0-9]/).test(version);
   });
   try {
-    version = semver.maxSatisfying(versions, '');
+    version = semver.maxSatisfying(versions, '', true);
   } catch(e) {
     version = latestDottedVersion(versions);
   }

From ec574143e03222043beeafe22a70e235d3b40706 Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Sat, 31 Mar 2018 16:23:22 +1300
Subject: [PATCH 02/13] semver loose validity

---
 lib/version.js | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index a7cc5723a3077..f30a60007ae14 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -83,14 +83,14 @@ function compareDottedVersion(v1, v2) {
 // Slice the specified number of dotted parts from the given semver version.
 // e.g. slice('2.4.7', 'minor') -> '2.4'
 function slice(v, releaseType) {
-  if (! semver.valid(v)) {
+  if (! semver.valid(v, true)) {
     return null;
   }
 
-  const major = semver.major(v);
-  const minor = semver.minor(v);
-  const patch = semver.patch(v);
-  const prerelease = semver.prerelease(v);
+  const major = semver.major(v, true);
+  const minor = semver.minor(v, true);
+  const patch = semver.patch(v, true);
+  const prerelease = semver.prerelease(v, true);
 
   const dottedParts = {
     major: [major],
@@ -115,7 +115,7 @@ function minor(v) {
 }
 
 function rangeStart(v) {
-  const range = new semver.Range(v);
+  const range = new semver.Range(v, true);
   return range.set[0][0].semver.version;
 }
 

From b6da4723bd04467a7c50f7d9cfce2cd7777edfcc Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Sat, 31 Mar 2018 16:32:51 +1300
Subject: [PATCH 03/13] add test

---
 lib/version.spec.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/version.spec.js b/lib/version.spec.js
index f51e28a94693c..961457af8f444 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -9,6 +9,11 @@ describe('Version helpers', function () {
     given(['1.0.0', '1.0.2', '1.0.1']).expect('1.0.2');
     given(['1.0.0', '2.0.0', '3.0.0']).expect('3.0.0');
     given(['0.0.1', '0.0.10', '0.0.2', '0.0.20']).expect('0.0.20');
+    
+    // "not-quite-valid" semver versions
+    given(['1.0.00', '1.0.02', '1.0.01']).expect('1.0.02');
+    given(['1.0.05', '2.0.05', '3.0.05']).expect('3.0.05');
+    given(['0.0.01', '0.0.010', '0.0.02', '0.0.020']).expect('0.0.020');
 
     // Simple dotted versions.
     given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0']).expect('release-2.0.0');
@@ -36,6 +41,9 @@ describe('Version helpers', function () {
     given('2.4.7', 'major').expect('2');
     given('2.4.7', 'minor').expect('2.4');
     given('2.4.7', 'patch').expect('2.4.7');
+    given('02.4.7', 'major').expect('2');
+    given('2.04.7', 'minor').expect('2.4');
+    given('2.4.07', 'patch').expect('2.4.7');
     given('2.4.7-alpha.1', 'major').expect('2-alpha.1');
     given('2.4.7-alpha.1', 'minor').expect('2.4-alpha.1');
     given('2.4.7-alpha.1', 'patch').expect('2.4.7-alpha.1');

From bce5909d586e13e3dd937814cb6f6be84da170b8 Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Sat, 31 Mar 2018 16:53:47 +1300
Subject: [PATCH 04/13] semver compare versions when null

---
 lib/version.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index f30a60007ae14..cda940961cc12 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -18,11 +18,13 @@ function latest(versions) {
     return (/[0-9]/).test(version);
   });
   try {
-    version = semver.maxSatisfying(versions, '', true);
+    version = semver.maxSatisfying(versions, '', true) || versions.sort((a, b) => {
+      semver.compare(a, b, true);
+    })[0];
   } catch(e) {
     version = latestDottedVersion(versions);
   }
-  if (version === undefined) {
+  if (version === undefined || version === null) {
     origVersions = origVersions.sort();
     version = origVersions[origVersions.length - 1];
   }

From f75b381bde483b1e7e452ce8fe380fb835428b8c Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Thu, 5 Apr 2018 10:09:35 +1200
Subject: [PATCH 05/13] add comments for loose

---
 lib/version.js | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index cda940961cc12..61a51cf2e2cd4 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -18,12 +18,13 @@ function latest(versions) {
     return (/[0-9]/).test(version);
   });
   try {
-    version = semver.maxSatisfying(versions, '', true) || versions.sort((a, b) => {
-      semver.compare(a, b, true);
+    version = semver.maxSatisfying(versions, /* range */ '', /* loose */ true) || versions.sort((a, b) => {
+      semver.compare(a, b, /* loose */ true);
     })[0];
   } catch(e) {
     version = latestDottedVersion(versions);
   }
+  console.log(versions);
   if (version === undefined || version === null) {
     origVersions = origVersions.sort();
     version = origVersions[origVersions.length - 1];
@@ -85,14 +86,14 @@ function compareDottedVersion(v1, v2) {
 // Slice the specified number of dotted parts from the given semver version.
 // e.g. slice('2.4.7', 'minor') -> '2.4'
 function slice(v, releaseType) {
-  if (! semver.valid(v, true)) {
+  if (! semver.valid(v, /* loose */ true)) {
     return null;
   }
 
-  const major = semver.major(v, true);
-  const minor = semver.minor(v, true);
-  const patch = semver.patch(v, true);
-  const prerelease = semver.prerelease(v, true);
+  const major = semver.major(v, /* loose */ true);
+  const minor = semver.minor(v, /* loose */ true);
+  const patch = semver.patch(v, /* loose */ true);
+  const prerelease = semver.prerelease(v, /* loose */ true);
 
   const dottedParts = {
     major: [major],
@@ -117,7 +118,7 @@ function minor(v) {
 }
 
 function rangeStart(v) {
-  const range = new semver.Range(v, true);
+  const range = new semver.Range(v, /* loose */ true);
   return range.set[0][0].semver.version;
 }
 

From 4240fa6147103bfaf100728b066670344b886c5a Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Thu, 19 Apr 2018 13:44:57 +1200
Subject: [PATCH 06/13] remove console.log, only match semver scheme

---
 lib/version.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index 61a51cf2e2cd4..a1e8fd693aa45 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -15,7 +15,7 @@ function latest(versions) {
   let version = '';
   let origVersions = versions;
   versions = versions.filter(function(version) {
-    return (/[0-9]/).test(version);
+    return (/\d+\.\d+\.\d+/).test(version);
   });
   try {
     version = semver.maxSatisfying(versions, /* range */ '', /* loose */ true) || versions.sort((a, b) => {
@@ -24,7 +24,6 @@ function latest(versions) {
   } catch(e) {
     version = latestDottedVersion(versions);
   }
-  console.log(versions);
   if (version === undefined || version === null) {
     origVersions = origVersions.sort();
     version = origVersions[origVersions.length - 1];

From 5f3a55e0be9bc1a88f2696672ab3648e274f2418 Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Thu, 19 Apr 2018 14:10:09 +1200
Subject: [PATCH 07/13] looser version restrictions

---
 lib/version.js      | 9 +++++++--
 lib/version.spec.js | 3 +++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index a1e8fd693aa45..72b10fbf85738 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -14,9 +14,14 @@ const semver = require('semver');
 function latest(versions) {
   let version = '';
   let origVersions = versions;
-  versions = versions.filter(function(version) {
-    return (/\d+\.\d+\.\d+/).test(version);
+  versions = origVersions.filter(function(version) {
+    return (/\d+\.\d+/).test(version);
   });
+  if (!versions.length){
+    versions = origVersions.filter(function(version) {
+      return (/\d+/).test(version);
+    });
+  }
   try {
     version = semver.maxSatisfying(versions, /* range */ '', /* loose */ true) || versions.sort((a, b) => {
       semver.compare(a, b, /* loose */ true);
diff --git a/lib/version.spec.js b/lib/version.spec.js
index 961457af8f444..906f959f092ca 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -35,6 +35,9 @@ describe('Version helpers', function () {
 
     // Simple (one-number) versions
     given(['2', '10', '1']).expect('10');
+    
+    // Semver mixed with old non semver versions
+    given(['1.0.0', '1.0.2', '1.1', '1.0', 'notaversion2', '12bcde4']).expect('1.1');
   });
 
   test(slice, () => {

From ec318420b486099c5a473f7db1d8b54cc3f89b68 Mon Sep 17 00:00:00 2001
From: RedSparr0w <admin@redsparr0w.com>
Date: Fri, 11 May 2018 18:33:35 +1200
Subject: [PATCH 08/13] re-sort version tests

comments refered to incorrect test
---
 lib/version.spec.js | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/lib/version.spec.js b/lib/version.spec.js
index 906f959f092ca..4b643ac4b0f85 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -15,28 +15,28 @@ describe('Version helpers', function () {
     given(['1.0.05', '2.0.05', '3.0.05']).expect('3.0.05');
     given(['0.0.01', '0.0.010', '0.0.02', '0.0.020']).expect('0.0.020');
 
-    // Simple dotted versions.
+    // Mixed style versions.
     given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0']).expect('release-2.0.0');
     given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3']).expect('v2.0.0');
     given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3']).expect('2.0.0');
     given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3']).expect('r2.0.0');
 
     // Versions with 'v' prefix.
-    given(['0.1', '0.3', '0.2']).expect('0.3');
-    given(['0.1', '0.5', '0.12', '0.21']).expect('0.21');
-    given(['1.0', '2.0', '3.0']).expect('3.0');
-
-    // Versions with '-release' prefix
     given(['v1.0.0', 'v1.0.2', 'v1.0.1']).expect('v1.0.2');
     given(['v1.0.0', 'v3.0.0', 'v2.0.0']).expect('v3.0.0');
 
-    // Versions with '-release' prefix
-    given(['release-1.0.0', 'release-1.0.2', 'release-1.0.20', 'release-1.0.3']).expect('release-1.0.20');
+    // Simple (2 number) versions.
+    given(['0.1', '0.3', '0.2']).expect('0.3');
+    given(['0.1', '0.5', '0.12', '0.21']).expect('0.21');
+    given(['1.0', '2.0', '3.0']).expect('3.0');
 
     // Simple (one-number) versions
     given(['2', '10', '1']).expect('10');
     
-    // Semver mixed with old non semver versions
+    // Versions with 'release-' prefix
+    given(['release-1.0.0', 'release-1.0.2', 'release-1.0.20', 'release-1.0.3']).expect('release-1.0.20');
+
+    // Semver mixed with non semver versions
     given(['1.0.0', '1.0.2', '1.1', '1.0', 'notaversion2', '12bcde4']).expect('1.1');
   });
 

From e2aea5d4cd493b908c62e97527babdac8cbdb085 Mon Sep 17 00:00:00 2001
From: RedSparr0w <admin@redsparr0w.com>
Date: Fri, 11 May 2018 18:46:20 +1200
Subject: [PATCH 09/13] add support for pre-release tags

#1682
---
 lib/version.js      |  4 ++--
 lib/version.spec.js | 13 +++++++++----
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index 72b10fbf85738..44ae1f4aa777d 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -23,8 +23,8 @@ function latest(versions) {
     });
   }
   try {
-    version = semver.maxSatisfying(versions, /* range */ '', /* loose */ true) || versions.sort((a, b) => {
-      semver.compare(a, b, /* loose */ true);
+    version = versions.sort((a, b) => {
+      return semver.ltr(a, b, /* loose */ true);
     })[0];
   } catch(e) {
     version = latestDottedVersion(versions);
diff --git a/lib/version.spec.js b/lib/version.spec.js
index 4b643ac4b0f85..103da1778f389 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -16,10 +16,11 @@ describe('Version helpers', function () {
     given(['0.0.01', '0.0.010', '0.0.02', '0.0.020']).expect('0.0.020');
 
     // Mixed style versions.
-    given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0']).expect('release-2.0.0');
-    given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3']).expect('v2.0.0');
-    given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3']).expect('2.0.0');
-    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3']).expect('r2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0', 'v1.0.1-alpha.1']).expect('release-2.0.0');
+    given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1']).expect('v2.0.0');
+    given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1']).expect('2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v1.0.1-alpha.1']).expect('r2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v2.0.1-alpha.1']).expect('v2.0.1-alpha.1');
 
     // Versions with 'v' prefix.
     given(['v1.0.0', 'v1.0.2', 'v1.0.1']).expect('v1.0.2');
@@ -32,6 +33,10 @@ describe('Version helpers', function () {
 
     // Simple (one-number) versions
     given(['2', '10', '1']).expect('10');
+
+    // Pre-release tags
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.0']).expect('v1.0.1-beta.3');
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1']).expect('v1.0.1');
     
     // Versions with 'release-' prefix
     given(['release-1.0.0', 'release-1.0.2', 'release-1.0.20', 'release-1.0.3']).expect('release-1.0.20');

From c09fa8eee65cefa3b0b3bff8af5da27ab8e1a84b Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Tue, 5 Jun 2018 10:12:35 +1200
Subject: [PATCH 10/13] support uppercase, lowercase mixed

---
 lib/version.js      | 3 ++-
 lib/version.spec.js | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index 44ae1f4aa777d..9c865d74bf5f0 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -24,7 +24,8 @@ function latest(versions) {
   }
   try {
     version = versions.sort((a, b) => {
-      return semver.ltr(a, b, /* loose */ true);
+      // coerce to string then lowercase otherwise alpha > RC
+      return semver.rcompare((''+a).toLowerCase(), (''+b).toLowerCase(), /* loose */ true);
     })[0];
   } catch(e) {
     version = latestDottedVersion(versions);
diff --git a/lib/version.spec.js b/lib/version.spec.js
index 103da1778f389..97a57f275dfb3 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -35,8 +35,8 @@ describe('Version helpers', function () {
     given(['2', '10', '1']).expect('10');
 
     // Pre-release tags
-    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.0']).expect('v1.0.1-beta.3');
-    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1']).expect('v1.0.1');
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0']).expect('v1.0.1-RC.2');
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2','v1.0.1']).expect('v1.0.1');
     
     // Versions with 'release-' prefix
     given(['release-1.0.0', 'release-1.0.2', 'release-1.0.20', 'release-1.0.3']).expect('release-1.0.20');

From 19192b5ce9a1cbc2dac7af3e223c8acd7b5bc6dc Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Mon, 18 Jun 2018 11:22:52 +1200
Subject: [PATCH 11/13] make pre-release opt in

---
 lib/version.js      |  7 ++++++-
 lib/version.spec.js | 24 ++++++++++++++----------
 server.js           | 28 +++++++++++++++-------------
 3 files changed, 35 insertions(+), 24 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index 9c865d74bf5f0..515d7be10e955 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -11,7 +11,7 @@ const semver = require('semver');
 
 // Given a list of versions (as strings), return the latest version.
 // Return undefined if no version could be found.
-function latest(versions) {
+function latest(versions, pre = false) {
   let version = '';
   let origVersions = versions;
   versions = origVersions.filter(function(version) {
@@ -22,6 +22,11 @@ function latest(versions) {
       return (/\d+/).test(version);
     });
   }
+  if (!pre){
+    versions = versions.filter(function(version) {
+      return !(/\d+-\w+/).test(version);
+    });
+  }
   try {
     version = versions.sort((a, b) => {
       // coerce to string then lowercase otherwise alpha > RC
diff --git a/lib/version.spec.js b/lib/version.spec.js
index 97a57f275dfb3..c5bee55a2b4ba 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -2,6 +2,7 @@
 
 const { test, given } = require('sazerac');
 const { latest, slice, rangeStart } = require('./version');
+const includePre = true;
 
 describe('Version helpers', function () {
   test(latest, () => {
@@ -9,18 +10,18 @@ describe('Version helpers', function () {
     given(['1.0.0', '1.0.2', '1.0.1']).expect('1.0.2');
     given(['1.0.0', '2.0.0', '3.0.0']).expect('3.0.0');
     given(['0.0.1', '0.0.10', '0.0.2', '0.0.20']).expect('0.0.20');
-    
+
     // "not-quite-valid" semver versions
     given(['1.0.00', '1.0.02', '1.0.01']).expect('1.0.02');
     given(['1.0.05', '2.0.05', '3.0.05']).expect('3.0.05');
     given(['0.0.01', '0.0.010', '0.0.02', '0.0.020']).expect('0.0.020');
 
-    // Mixed style versions.
-    given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0', 'v1.0.1-alpha.1']).expect('release-2.0.0');
-    given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1']).expect('v2.0.0');
-    given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1']).expect('2.0.0');
-    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v1.0.1-alpha.1']).expect('r2.0.0');
-    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v2.0.1-alpha.1']).expect('v2.0.1-alpha.1');
+    // Mixed style versions. - include pre-releases
+    given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0', 'v1.0.1-alpha.1'], includePre).expect('release-2.0.0');
+    given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1'], includePre).expect('v2.0.0');
+    given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1'], includePre).expect('2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v1.0.1-alpha.1'], includePre).expect('r2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v2.0.1-alpha.1'], includePre).expect('v2.0.1-alpha.1');
 
     // Versions with 'v' prefix.
     given(['v1.0.0', 'v1.0.2', 'v1.0.1']).expect('v1.0.2');
@@ -34,10 +35,13 @@ describe('Version helpers', function () {
     // Simple (one-number) versions
     given(['2', '10', '1']).expect('10');
 
-    // Pre-release tags
-    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0']).expect('v1.0.1-RC.2');
+    // Include pre-releases
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0'], includePre).expect('v1.0.1-RC.2');
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2','v1.0.1'], includePre).expect('v1.0.1');
+    // Exclude pre-releases
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0']).expect('v1.0.0');
     given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2','v1.0.1']).expect('v1.0.1');
-    
+
     // Versions with 'release-' prefix
     given(['release-1.0.0', 'release-1.0.2', 'release-1.0.20', 'release-1.0.3']).expect('release-1.0.20');
 
diff --git a/server.js b/server.js
index 7d45012c3658f..2b8d5fa3acba4 100644
--- a/server.js
+++ b/server.js
@@ -2489,12 +2489,13 @@ cache(function(data, match, sendBadge, request) {
 }));
 
 // Dart's pub version integration.
-camp.route(/^\/pub\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
+camp.route(/^\/pub\/v(pre)?\/(.*)\.(svg|png|gif|jpg|json)$/,
 cache(function(data, match, sendBadge, request) {
-  var userRepo = match[1]; // eg, "box2d"
-  var format = match[2];
-  var apiUrl = 'https://pub.dartlang.org/packages/' + userRepo + '.json';
-  var badgeData = getBadgeData('pub', data);
+  const includePre = Boolean(match[1]);
+  const userRepo = match[2]; // eg, "box2d"
+  const format = match[3];
+  const apiUrl = 'https://pub.dartlang.org/packages/' + userRepo + '.json';
+  let badgeData = getBadgeData('pub', data);
   request(apiUrl, function(err, res, buffer) {
     if (err != null) {
       badgeData.text[1] = 'inaccessible';
@@ -2505,7 +2506,7 @@ cache(function(data, match, sendBadge, request) {
       var data = JSON.parse(buffer);
       // Grab the latest stable version, or an unstable
       var versions = data.versions;
-      var version = latestVersion(versions);
+      var version = latestVersion(versions, includePre);
       badgeData.text[1] = versionText(version);
       badgeData.colorscheme = versionColor(version);
       sendBadge(format, badgeData);
@@ -3570,13 +3571,14 @@ cache(function (data, match, sendBadge, request) {
 }));
 
 // GitHub tag integration.
-camp.route(/^\/github\/tag\/([^/]+)\/([^/]+)\.(svg|png|gif|jpg|json)$/,
+camp.route(/^\/github\/tag(-?pre)?\/([^/]+)\/([^/]+)\.(svg|png|gif|jpg|json)$/,
 cache(function(data, match, sendBadge, request) {
-  var user = match[1];  // eg, expressjs/express
-  var repo = match[2];
-  var format = match[3];
-  var apiUrl = githubApiUrl + '/repos/' + user + '/' + repo + '/tags';
-  var badgeData = getBadgeData('tag', data);
+  const includePre = Boolean(match[1]);
+  const user = match[2];  // eg, expressjs/express
+  const repo = match[3];
+  const format = match[4];
+  const apiUrl = githubApiUrl + '/repos/' + user + '/' + repo + '/tags';
+  let badgeData = getBadgeData('tag', data);
   if (badgeData.template === 'social') {
     badgeData.logo = getLogo('github', data);
   }
@@ -3589,7 +3591,7 @@ cache(function(data, match, sendBadge, request) {
     try {
       var data = JSON.parse(buffer);
       var versions = data.map(function(e) { return e.name; });
-      var tag = latestVersion(versions);
+      var tag = latestVersion(versions, includePre);
       badgeData.text[1] = versionText(tag);
       badgeData.colorscheme = versionColor(tag);
       sendBadge(format, badgeData);

From 1051cd1fea03cea8dffe8dd9a79576ed4061780f Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Tue, 24 Jul 2018 13:30:52 +1200
Subject: [PATCH 12/13] change pre param to object

---
 lib/version.js      |  2 +-
 lib/version.spec.js | 14 +++++++-------
 server.js           |  4 ++--
 3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/lib/version.js b/lib/version.js
index 515d7be10e955..b6f12653b03c8 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -11,7 +11,7 @@ const semver = require('semver');
 
 // Given a list of versions (as strings), return the latest version.
 // Return undefined if no version could be found.
-function latest(versions, pre = false) {
+function latest(versions, { pre = false } = {}) {
   let version = '';
   let origVersions = versions;
   versions = origVersions.filter(function(version) {
diff --git a/lib/version.spec.js b/lib/version.spec.js
index c5bee55a2b4ba..831a9852ab453 100644
--- a/lib/version.spec.js
+++ b/lib/version.spec.js
@@ -17,11 +17,11 @@ describe('Version helpers', function () {
     given(['0.0.01', '0.0.010', '0.0.02', '0.0.020']).expect('0.0.020');
 
     // Mixed style versions. - include pre-releases
-    given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0', 'v1.0.1-alpha.1'], includePre).expect('release-2.0.0');
-    given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1'], includePre).expect('v2.0.0');
-    given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1'], includePre).expect('2.0.0');
-    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v1.0.1-alpha.1'], includePre).expect('r2.0.0');
-    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v2.0.1-alpha.1'], includePre).expect('v2.0.1-alpha.1');
+    given(['1.0.0', 'v1.0.2', 'r1.0.1', 'release-2.0.0', 'v1.0.1-alpha.1'], { pre: includePre }).expect('release-2.0.0');
+    given(['1.0.0', 'v2.0.0', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1'], { pre: includePre }).expect('v2.0.0');
+    given(['2.0.0', 'v1.0.3', 'r1.0.1', 'release-1.0.3', 'v1.0.1-alpha.1'], { pre: includePre }).expect('2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v1.0.1-alpha.1'], { pre: includePre }).expect('r2.0.0');
+    given(['1.0.0', 'v1.0.2', 'r2.0.0', 'release-1.0.3', 'v2.0.1-alpha.1'], { pre: includePre }).expect('v2.0.1-alpha.1');
 
     // Versions with 'v' prefix.
     given(['v1.0.0', 'v1.0.2', 'v1.0.1']).expect('v1.0.2');
@@ -36,8 +36,8 @@ describe('Version helpers', function () {
     given(['2', '10', '1']).expect('10');
 
     // Include pre-releases
-    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0'], includePre).expect('v1.0.1-RC.2');
-    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2','v1.0.1'], includePre).expect('v1.0.1');
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0'], { pre: includePre }).expect('v1.0.1-RC.2');
+    given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2','v1.0.1'], { pre: includePre }).expect('v1.0.1');
     // Exclude pre-releases
     given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2', 'v1.0.0']).expect('v1.0.0');
     given(['v1.0.1-alpha.2', 'v1.0.1-alpha.1', 'v1.0.1-beta.3', 'v1.0.1-beta.1', 'v1.0.1-RC.1', 'v1.0.1-RC.2','v1.0.1']).expect('v1.0.1');
diff --git a/server.js b/server.js
index 2b8d5fa3acba4..5d59e364129b9 100644
--- a/server.js
+++ b/server.js
@@ -2506,7 +2506,7 @@ cache(function(data, match, sendBadge, request) {
       var data = JSON.parse(buffer);
       // Grab the latest stable version, or an unstable
       var versions = data.versions;
-      var version = latestVersion(versions, includePre);
+      var version = latestVersion(versions, { pre: includePre });
       badgeData.text[1] = versionText(version);
       badgeData.colorscheme = versionColor(version);
       sendBadge(format, badgeData);
@@ -3591,7 +3591,7 @@ cache(function(data, match, sendBadge, request) {
     try {
       var data = JSON.parse(buffer);
       var versions = data.map(function(e) { return e.name; });
-      var tag = latestVersion(versions, includePre);
+      var tag = latestVersion(versions, { pre: includePre });
       badgeData.text[1] = versionText(tag);
       badgeData.colorscheme = versionColor(tag);
       sendBadge(format, badgeData);

From f333934d6ca5d6a2dda01b3d5e4daf9bac014b1c Mon Sep 17 00:00:00 2001
From: Danial Nickford <admin@redsparr0w.com>
Date: Tue, 24 Jul 2018 13:42:50 +1200
Subject: [PATCH 13/13] add notes

---
 lib/version.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/version.js b/lib/version.js
index b6f12653b03c8..1c83e068e13ae 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -14,15 +14,18 @@ const semver = require('semver');
 function latest(versions, { pre = false } = {}) {
   let version = '';
   let origVersions = versions;
+  // return all results that are likely semver compatible versions
   versions = origVersions.filter(function(version) {
     return (/\d+\.\d+/).test(version);
   });
+  // If no semver versions then look for single numbered versions
   if (!versions.length){
     versions = origVersions.filter(function(version) {
       return (/\d+/).test(version);
     });
   }
   if (!pre){
+    // remove pre-releases from array
     versions = versions.filter(function(version) {
       return !(/\d+-\w+/).test(version);
     });