From 043eb1d9e5db456b9b78c0423cb44716fc81a932 Mon Sep 17 00:00:00 2001
From: dev <navdgo@gmail.com>
Date: Tue, 14 May 2019 10:35:41 -0400
Subject: move internal packages to pkg folder and update reverse proxy

* set automatic https error type for cert-magic failures
* add state to onload and unload methods
* update reverse proxy to use Provision() and Cleanup()
---
 pkg/caddyscript/lib/regex.go | 50 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 pkg/caddyscript/lib/regex.go

(limited to 'pkg/caddyscript/lib/regex.go')

diff --git a/pkg/caddyscript/lib/regex.go b/pkg/caddyscript/lib/regex.go
new file mode 100644
index 0000000..b151e64
--- /dev/null
+++ b/pkg/caddyscript/lib/regex.go
@@ -0,0 +1,50 @@
+package caddyscript
+
+import (
+	"fmt"
+	"regexp"
+
+	"go.starlark.net/starlark"
+)
+
+// Regexp represents a regexp type for caddyscript.
+type Regexp struct{}
+
+// AttrNames defines what properties and methods are available on the Time type.
+func (r Regexp) AttrNames() []string {
+	return []string{"match_string"}
+}
+
+// Attr defines what happens when props or methods are called on the Time type.
+func (r Regexp) Attr(name string) (starlark.Value, error) {
+	switch name {
+	case "match_string":
+		b := starlark.NewBuiltin("match_string", r.MatchString)
+		b = b.BindReceiver(r)
+		return b, nil
+	}
+
+	return nil, nil
+}
+
+// MatchString reports whether the string s contains any match of the regular expression pattern. More complicated queries need to use Compile and the full Regexp interface.
+func (r Regexp) MatchString(thread *starlark.Thread, fn *starlark.Builtin, args starlark.Tuple, kwargs []starlark.Tuple) (starlark.Value, error) {
+	var pattern, match string
+	err := starlark.UnpackPositionalArgs(fn.Name(), args, kwargs, 2, &pattern, &match)
+	if err != nil {
+		return starlark.None, fmt.Errorf("could not unpack args: %v", err.Error())
+	}
+
+	matched, err := regexp.MatchString(pattern, match)
+	if err != nil {
+		return starlark.False, fmt.Errorf("matchstring: %v", err.Error())
+	}
+
+	return starlark.Bool(matched), nil
+}
+
+func (r Regexp) Freeze()               {}
+func (r Regexp) Hash() (uint32, error) { return 0, fmt.Errorf("unhashable: Regexp") }
+func (r Regexp) String() string        { return "Regexp" }
+func (r Regexp) Type() string          { return "Regexp" }
+func (r Regexp) Truth() starlark.Bool  { return true }
-- 
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