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-rw-r--r--libbpkg/package-name.cxx37
-rw-r--r--libbpkg/package-name.hxx16
2 files changed, 52 insertions, 1 deletions
diff --git a/libbpkg/package-name.cxx b/libbpkg/package-name.cxx
index 7a42ee3..9a3e787 100644
--- a/libbpkg/package-name.cxx
+++ b/libbpkg/package-name.cxx
@@ -7,9 +7,11 @@
#include <string>
#include <vector>
#include <utility> // move()
-#include <algorithm> // find()
+#include <iterator> // back_inserter
+#include <algorithm> // find(), transform()
#include <stdexcept> // invalid_argument
+#include <libbutl/path.mxx> // path::traits
#include <libbutl/utility.mxx> // alpha(), alnum()
using namespace std;
@@ -56,4 +58,37 @@ namespace bpkg
value_ = move (nm);
}
+
+ string package_name::
+ base () const
+ {
+ using std::string;
+
+ size_t p (path::traits::find_extension (value_));
+ return string (value_, 0, p);
+ }
+
+ string package_name::
+ extension () const
+ {
+ using std::string;
+
+ size_t p (path::traits::find_extension (value_));
+ return p != string::npos ? string (value_, p + 1) : string ();
+ }
+
+ string package_name::
+ variable () const
+ {
+ using std::string;
+
+ auto sanitize = [] (char c)
+ {
+ return (c == '-' || c == '+' || c == '.') ? '_' : c;
+ };
+
+ string r;
+ transform (value_.begin (), value_.end (), back_inserter (r), sanitize);
+ return r;
+ }
}
diff --git a/libbpkg/package-name.hxx b/libbpkg/package-name.hxx
index 6c7ec6c..ecc9f3b 100644
--- a/libbpkg/package-name.hxx
+++ b/libbpkg/package-name.hxx
@@ -53,6 +53,22 @@ namespace bpkg
std::string
string () && {std::string r; r.swap (this->value_); return r;}
+ // Package name base and extension (without the dot). If there is no
+ // extension, then the base name is the same as the full name and the
+ // returned extension is empty.
+ //
+ std::string
+ base () const;
+
+ std::string
+ extension () const;
+
+ // Package name sanitized to a canonical variable name. Specifically,
+ // '.', '-', and '+' are replaced with '_'.
+ //
+ std::string
+ variable () const;
+
// Compare ignoring case. Note that a string is not checked to be a valid
// package name.
//