Add package synchronize operation (--sync,-S)

1 files changed, 78 insertions, 0 deletions

diff --git a/beku.go b/beku.go
new file mode 100644
index 0000000..7af3e93
--- /dev/null
+++ b/beku.go
@@ -0,0 +1,78 @@
+package beku
+
+import (
+	"errors"
+)
+
+const (
+	// DefDBName define default database name, where the dependencies will
+	// be saved and loaded.
+	DefDBName = "gopath.deps"
+)
+
+const (
+	dbgLinkDep  = "linking dep"
+	dbgMissDep  = "missing dep"
+	dbgSkipSelf = "skip self dep"
+	dbgSkipStd  = "skip std dep"
+
+	dirDB       = "/var/beku"
+	dirSrc      = "src"
+	dirTestdata = "testdata"
+	dirVendor   = "vendor"
+
+	envDEBUG = "BEKU_DEBUG"
+
+	msgUpdateProceed = "Proceed with update?"
+	msgUpdateView    = "Compare changes on browser?"
+
+	prefixTag = 'v'
+
+	sepImport        = "/"
+	sepImportVersion = '@'
+	sepVersion       = '.'
+)
+
+// List of error messages.
+var (
+	ErrGOPATH = errors.New("GOPATH is not defined")
+	ErrGOROOT = errors.New("GOROOT is not defined")
+
+	// ErrVersion define an error when directory have VCS metadata (e.g.
+	// `.git` directory) but did not have any tag or commit.
+	ErrVersion = errors.New("No tag or commit found")
+
+	// ErrRemote define an error when package remote URL is empty or
+	// invalid.
+	ErrRemote = errors.New("Empty or invalid remote URL found")
+
+	// ErrPackageName define an error if package name is empty or invalid.
+	ErrPackageName = errors.New("Empty or invalid package name")
+
+	errDBPackageName = "missing package name, line %d at %s"
+)
+
+var (
+	// Debug level for this package. Set from environment variable
+	// BEKU_DEBUG.
+	Debug debugMode
+)
+
+var (
+	sectionPackage = "package"
+
+	keyDeps        = "deps"
+	keyDepsMissing = "missing"
+	keyRemoteName  = "remote-name"
+	keyRemoteURL   = "remote-url"
+	keyRequiredBy  = "required-by"
+	keyVCSMode     = "vcs"
+	keyVersion     = "version"
+
+	gitCfgRemote     = "remote"
+	gitCfgRemoteURL  = "url"
+	gitDefBranch     = "master"
+	gitDefRemoteName = "origin"
+	gitDir           = ".git"
+	gitRefHEAD       = "HEAD"
+)