add gswm and gswd command

aliases.md

@@ -118,6 +118,8 @@
 | `gsts` | `git stash show --text $args` |
 | `gsu`  | `git submodule update $args` |
 | `gsw`  | `git switch $args` |
+| `gswm` | Script to switch to main branch. |
+| `gswd` | Script to switch to develop branch. |
 | `gts`  | `git tag -s $args` |
 | `gunignore`| `git update-index --no-assume-unchanged $args` |
 | `gunwip`| Script to remove a WIP commit. |

src/aliases.ps1

@@ -400,6 +400,14 @@ function gsu {
 function gsw {
 	git switch $args
 }
+function gswm {
+	$MainBranch = Get-Git-MainBranch
+	git switch $MainBranch $args
+}
+function gswm {
+	$DevelopBranch = Get-Git-DevelopBranch
+	git switch $DevelopBranch $args
+}
 function gts {
 	git tag -s $args
 }

src/git-aliases.psm1

@@ -123,6 +123,8 @@ $FunctionsToExport = @(
 	'gsts',
 	'gsu',
 	'gsw',
+	'gswm',
+	'gswd',
 	'gts',
 	'gunignore',
 	'gunwip',

src/utils.ps1

@@ -32,6 +32,24 @@ function Get-Git-MainBranch {
 	return 'master'
 }
 
+function Get-Git-DevelopBranch {
+    git rev-parse --git-dir *> $null
+    if ($LASTEXITCODE -ne 0) {
+        return
+    }
+
+    $branches = @("dev", "devel", "develop", "development")
+
+    foreach ($branch in $branches) {
+        & git show-ref -q --verify "refs/heads/$branch" *> $null
+        if ($LASTEXITCODE -eq 0) {
+            return $branch
+        }
+    }
+
+    return "develop"
+}
+
 # Don't add `Remove-Alias` on PowerShell >= 6.
 # PowerShell >= 6 already has built-in `Remove-Alias`.
 # Let use built-in `Remove-Alias` on PowerShell >= 6.