From 44aa7407f6bdbc5157104969ef275cd5e51a99af Mon Sep 17 00:00:00 2001
From: Petter Rasmussen
Date: Mon, 18 Jan 2016 23:03:44 +0100
Subject: Add StringSliceFlag and StringSliceParser

---
 cli/flags.go | 41 ++++++++++++++++++++++++++++++++++++++---
 1 file changed, 38 insertions(+), 3 deletions(-)

(limited to 'cli/flags.go')

diff --git a/cli/flags.go b/cli/flags.go
index 6fcc435..6c82ed7 100644
--- a/cli/flags.go
+++ b/cli/flags.go
@@ -27,7 +27,7 @@ type BoolFlag struct {
 }
 
 func (self BoolFlag) GetName() string {
-    return self.Name    
+    return self.Name
 }
 
 func (self BoolFlag) GetPatterns() []string {
@@ -64,7 +64,7 @@ type StringFlag struct {
 }
 
 func (self StringFlag) GetName() string {
-    return self.Name    
+    return self.Name
 }
 
 func (self StringFlag) GetPatterns() []string {
@@ -99,7 +99,7 @@ type IntFlag struct {
 }
 
 func (self IntFlag) GetName() string {
-    return self.Name    
+    return self.Name
 }
 
 func (self IntFlag) GetPatterns() []string {
@@ -125,3 +125,38 @@ func (self IntFlag) GetParser() Parser {
     }
     return ShortCircuitParser{parsers}
 }
+
+type StringSliceFlag struct {
+    Patterns []string
+    Name string
+    Description string
+    DefaultValue []string
+}
+
+func (self StringSliceFlag) GetName() string {
+    return self.Name
+}
+
+func (self StringSliceFlag) GetPatterns() []string {
+    return self.Patterns
+}
+
+func (self StringSliceFlag) GetDescription() string {
+    return self.Description
+}
+
+func (self StringSliceFlag) GetParser() Parser {
+    var parsers []Parser
+    for _, p := range self.Patterns {
+        parsers = append(parsers, StringSliceFlagParser{
+            pattern: p,
+            key: self.Name,
+            defaultValue: self.DefaultValue,
+        })
+    }
+
+    if len(parsers) == 1 {
+        return parsers[0]
+    }
+    return ShortCircuitParser{parsers}
+}
-- 
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