Merge pull request #520 from fkautz/pr_out_updating_godep_deps

Godeps/Godeps.json

@@ -7,7 +7,7 @@
 	"Deps": [
 		{
 			"ImportPath": "github.com/dustin/go-humanize",
-			"Rev": "8cc1aaa2d955ee82833337cfb10babc42be6bce6"
+			"Rev": "00897f070f09f194c26d65afae734ba4c32404e8"
 		},
 		{
 			"ImportPath": "github.com/golang/groupcache/lru",
@@ -15,11 +15,11 @@
 		},
 		{
 			"ImportPath": "github.com/gorilla/context",
-			"Rev": "50c25fb3b2b3b3cc724e9b6ac75fb44b3bccd0da"
+			"Rev": "215affda49addc4c8ef7e2534915df2c8c35c6cd"
 		},
 		{
 			"ImportPath": "github.com/gorilla/mux",
-			"Rev": "e444e69cbd2e2e3e0749a2f3c717cec491552bbf"
+			"Rev": "660d31f8602b95058fed6833debf113e85350868"
 		},
 		{
 			"ImportPath": "github.com/minio-io/check",

Godeps/_workspace/src/github.com/dustin/go-humanize/number.go

@@ -0,0 +1,192 @@
+package humanize
+
+/*
+Slightly adapted from the source to fit go-humanize.
+
+Author: https://github.com/gorhill
+Source: https://gist.github.com/gorhill/5285193
+
+*/
+
+import (
+	"math"
+	"strconv"
+)
+
+var (
+	renderFloatPrecisionMultipliers = [...]float64{
+		1,
+		10,
+		100,
+		1000,
+		10000,
+		100000,
+		1000000,
+		10000000,
+		100000000,
+		1000000000,
+	}
+
+	renderFloatPrecisionRounders = [...]float64{
+		0.5,
+		0.05,
+		0.005,
+		0.0005,
+		0.00005,
+		0.000005,
+		0.0000005,
+		0.00000005,
+		0.000000005,
+		0.0000000005,
+	}
+)
+
+// FormatFloat produces a formatted number as string based on the following user-specified criteria:
+// * thousands separator
+// * decimal separator
+// * decimal precision
+//
+// Usage: s := RenderFloat(format, n)
+// The format parameter tells how to render the number n.
+//
+// See examples: http://play.golang.org/p/LXc1Ddm1lJ
+//
+// Examples of format strings, given n = 12345.6789:
+// "#,###.##" => "12,345.67"
+// "#,###." => "12,345"
+// "#,###" => "12345,678"
+// "#\u202F###,##" => "12 345,68"
+// "#.###,###### => 12.345,678900
+// "" (aka default format) => 12,345.67
+//
+// The highest precision allowed is 9 digits after the decimal symbol.
+// There is also a version for integer number, FormatInteger(),
+// which is convenient for calls within template.
+func FormatFloat(format string, n float64) string {
+	// Special cases:
+	//   NaN = "NaN"
+	//   +Inf = "+Infinity"
+	//   -Inf = "-Infinity"
+	if math.IsNaN(n) {
+		return "NaN"
+	}
+	if n > math.MaxFloat64 {
+		return "Infinity"
+	}
+	if n < -math.MaxFloat64 {
+		return "-Infinity"
+	}
+
+	// default format
+	precision := 2
+	decimalStr := "."
+	thousandStr := ","
+	positiveStr := ""
+	negativeStr := "-"
+
+	if len(format) > 0 {
+		format := []rune(format)
+
+		// If there is an explicit format directive,
+		// then default values are these:
+		precision = 9
+		thousandStr = ""
+
+		// collect indices of meaningful formatting directives
+		formatIndx := []int{}
+		for i, char := range format {
+			if char != '#' && char != '0' {
+				formatIndx = append(formatIndx, i)
+			}
+		}
+
+		if len(formatIndx) > 0 {
+			// Directive at index 0:
+			//   Must be a '+'
+			//   Raise an error if not the case
+			// index: 0123456789
+			//        +0.000,000
+			//        +000,000.0
+			//        +0000.00
+			//        +0000
+			if formatIndx[0] == 0 {
+				if format[formatIndx[0]] != '+' {
+					panic("RenderFloat(): invalid positive sign directive")
+				}
+				positiveStr = "+"
+				formatIndx = formatIndx[1:]
+			}
+
+			// Two directives:
+			//   First is thousands separator
+			//   Raise an error if not followed by 3-digit
+			// 0123456789
+			// 0.000,000
+			// 000,000.00
+			if len(formatIndx) == 2 {
+				if (formatIndx[1] - formatIndx[0]) != 4 {
+					panic("RenderFloat(): thousands separator directive must be followed by 3 digit-specifiers")
+				}
+				thousandStr = string(format[formatIndx[0]])
+				formatIndx = formatIndx[1:]
+			}
+
+			// One directive:
+			//   Directive is decimal separator
+			//   The number of digit-specifier following the separator indicates wanted precision
+			// 0123456789
+			// 0.00
+			// 000,0000
+			if len(formatIndx) == 1 {
+				decimalStr = string(format[formatIndx[0]])
+				precision = len(format) - formatIndx[0] - 1
+			}
+		}
+	}
+
+	// generate sign part
+	var signStr string
+	if n >= 0.000000001 {
+		signStr = positiveStr
+	} else if n <= -0.000000001 {
+		signStr = negativeStr
+		n = -n
+	} else {
+		signStr = ""
+		n = 0.0
+	}
+
+	// split number into integer and fractional parts
+	intf, fracf := math.Modf(n + renderFloatPrecisionRounders[precision])
+
+	// generate integer part string
+	intStr := strconv.Itoa(int(intf))
+
+	// add thousand separator if required
+	if len(thousandStr) > 0 {
+		for i := len(intStr); i > 3; {
+			i -= 3
+			intStr = intStr[:i] + thousandStr + intStr[i:]
+		}
+	}
+
+	// no fractional part, we can leave now
+	if precision == 0 {
+		return signStr + intStr
+	}
+
+	// generate fractional part
+	fracStr := strconv.Itoa(int(fracf * renderFloatPrecisionMultipliers[precision]))
+	// may need padding
+	if len(fracStr) < precision {
+		fracStr = "000000000000000"[:precision-len(fracStr)] + fracStr
+	}
+
+	return signStr + intStr + decimalStr + fracStr
+}
+
+// FormatInteger produces a formatted number as string.
+// See FormatFloat.
+func FormatInteger(format string, n int) string {
+	return FormatFloat(format, float64(n))
+}

Godeps/_workspace/src/github.com/dustin/go-humanize/number_test.go

@@ -0,0 +1,78 @@
+package humanize
+
+import (
+	"math"
+	"testing"
+)
+
+type TestStruct struct {
+	name      string
+	format    string
+	num       float64
+	formatted string
+}
+
+func TestFormatFloat(t *testing.T) {
+	tests := []TestStruct{
+		{"default", "", 12345.6789, "12,345.68"},
+		{"#", "#", 12345.6789, "12345.678900000"},
+		{"#.", "#.", 12345.6789, "12346"},
+		{"#,#", "#,#", 12345.6789, "12345,7"},
+		{"#,##", "#,##", 12345.6789, "12345,68"},
+		{"#,###", "#,###", 12345.6789, "12345,679"},
+		{"#,###.", "#,###.", 12345.6789, "12,346"},
+		{"#,###.##", "#,###.##", 12345.6789, "12,345.68"},
+		{"#,###.###", "#,###.###", 12345.6789, "12,345.679"},
+		{"#,###.####", "#,###.####", 12345.6789, "12,345.6789"},
+		{"#.###,######", "#.###,######", 12345.6789, "12.345,678900"},
+		{"#\u202f###,##", "#\u202f###,##", 12345.6789, "12 345,68"},
+
+		// special cases
+		{"NaN", "#", math.NaN(), "NaN"},
+		{"+Inf", "#", math.Inf(1), "Infinity"},
+		{"-Inf", "#", math.Inf(-1), "-Infinity"},
+		{"signStr <= -0.000000001", "", -0.000000002, "-0.00"},
+		{"signStr = 0", "", 0, "0.00"},
+		{"Format directive must start with +", "+000", 12345.6789, "+12345.678900000"},
+	}
+
+	for _, test := range tests {
+		got := FormatFloat(test.format, test.num)
+		if got != test.formatted {
+			t.Errorf("On %v (%v, %v), got %v, wanted %v",
+				test.name, test.format, test.num, got, test.formatted)
+		}
+	}
+	// Test a single integer
+	got := FormatInteger("#", 12345)
+	if got != "12345.000000000" {
+		t.Errorf("On %v (%v, %v), got %v, wanted %v",
+			"integerTest", "#", 12345, got, "12345.000000000")
+	}
+	// Test the things that could panic
+	panictests := []TestStruct{
+		{"RenderFloat(): invalid positive sign directive", "-", 12345.6789, "12,345.68"},
+		{"RenderFloat(): thousands separator directive must be followed by 3 digit-specifiers", "0.01", 12345.6789, "12,345.68"},
+	}
+	for _, test := range panictests {
+		didPanic := false
+		var message interface{}
+		func() {
+
+			defer func() {
+				if message = recover(); message != nil {
+					didPanic = true
+				}
+			}()
+
+			// call the target function
+			_ = FormatFloat(test.format, test.num)
+
+		}()
+		if didPanic != true {
+			t.Errorf("On %v, should have panic and did not.",
+				test.name)
+		}
+	}
+
+}

Godeps/_workspace/src/github.com/gorilla/context/.travis.yml

@@ -4,4 +4,6 @@ go:
   - 1.0
   - 1.1
   - 1.2
+  - 1.3
+  - 1.4
   - tip

Godeps/_workspace/src/github.com/gorilla/mux/doc.go

@@ -89,7 +89,7 @@ There are several other matchers that can be added. To match path prefixes:
 
 	r.MatcherFunc(func(r *http.Request, rm *RouteMatch) bool {
 		return r.ProtoMajor == 0
-    })
+	})
 
 ...and finally, it is possible to combine several matchers in a single route:
 
@@ -164,8 +164,8 @@ This also works for host variables:
 
 	// url.String() will be "http://news.domain.com/articles/technology/42"
 	url, err := r.Get("article").URL("subdomain", "news",
-									 "category", "technology",
-									 "id", "42")
+	                                 "category", "technology",
+	                                 "id", "42")
 
 All variables defined in the route are required, and their values must
 conform to the corresponding patterns. These requirements guarantee that a
@@ -193,7 +193,7 @@ as well:
 
 	// "http://news.domain.com/articles/technology/42"
 	url, err := r.Get("article").URL("subdomain", "news",
-									 "category", "technology",
-									 "id", "42")
+	                                 "category", "technology",
+	                                 "id", "42")
 */
 package mux

Godeps/_workspace/src/github.com/gorilla/mux/mux.go

@@ -152,6 +152,13 @@ func (r *Router) getRegexpGroup() *routeRegexpGroup {
 	return nil
 }
 
+func (r *Router) buildVars(m map[string]string) map[string]string {
+	if r.parent != nil {
+		m = r.parent.buildVars(m)
+	}
+	return m
+}
+
 // ----------------------------------------------------------------------------
 // Route factories
 // ----------------------------------------------------------------------------
@@ -224,6 +231,12 @@ func (r *Router) Schemes(schemes ...string) *Route {
 	return r.NewRoute().Schemes(schemes...)
 }
 
+// BuildVars registers a new route with a custom function for modifying
+// route variables before building a URL.
+func (r *Router) BuildVarsFunc(f BuildVarsFunc) *Route {
+	return r.NewRoute().BuildVarsFunc(f)
+}
+
 // ----------------------------------------------------------------------------
 // Context
 // ----------------------------------------------------------------------------

Godeps/_workspace/src/github.com/gorilla/mux/mux_test.go

@@ -135,6 +135,33 @@ func TestHost(t *testing.T) {
 			path:        "",
 			shouldMatch: false,
 		},
+		{
+			title:       "Path route with single pattern with pipe, match",
+			route:       new(Route).Path("/{category:a|b/c}"),
+			request:     newRequest("GET", "http://localhost/a"),
+			vars:        map[string]string{"category": "a"},
+			host:        "",
+			path:        "/a",
+			shouldMatch: true,
+		},
+		{
+			title:       "Path route with single pattern with pipe, match",
+			route:       new(Route).Path("/{category:a|b/c}"),
+			request:     newRequest("GET", "http://localhost/b/c"),
+			vars:        map[string]string{"category": "b/c"},
+			host:        "",
+			path:        "/b/c",
+			shouldMatch: true,
+		},
+		{
+			title:       "Path route with multiple patterns with pipe, match",
+			route:       new(Route).Path("/{category:a|b/c}/{product}/{id:[0-9]+}"),
+			request:     newRequest("GET", "http://localhost/a/product_name/1"),
+			vars:        map[string]string{"category": "a", "product": "product_name", "id": "1"},
+			host:        "",
+			path:        "/a/product_name/1",
+			shouldMatch: true,
+		},
 	}
 	for _, test := range tests {
 		testRoute(t, test)
@@ -593,6 +620,39 @@ func TestMatcherFunc(t *testing.T) {
 	}
 }
 
+func TestBuildVarsFunc(t *testing.T) {
+	tests := []routeTest{
+		{
+			title: "BuildVarsFunc set on route",
+			route: new(Route).Path(`/111/{v1:\d}{v2:.*}`).BuildVarsFunc(func(vars map[string]string) map[string]string {
+				vars["v1"] = "3"
+				vars["v2"] = "a"
+				return vars
+			}),
+			request:     newRequest("GET", "http://localhost/111/2"),
+			path:        "/111/3a",
+			shouldMatch: true,
+		},
+		{
+			title: "BuildVarsFunc set on route and parent route",
+			route: new(Route).PathPrefix(`/{v1:\d}`).BuildVarsFunc(func(vars map[string]string) map[string]string {
+				vars["v1"] = "2"
+				return vars
+			}).Subrouter().Path(`/{v2:\w}`).BuildVarsFunc(func(vars map[string]string) map[string]string {
+				vars["v2"] = "b"
+				return vars
+			}),
+			request:     newRequest("GET", "http://localhost/1/a"),
+			path:        "/2/b",
+			shouldMatch: true,
+		},
+	}
+
+	for _, test := range tests {
+		testRoute(t, test)
+	}
+}
+
 func TestSubRouter(t *testing.T) {
 	subrouter1 := new(Route).Host("{v1:[a-z]+}.google.com").Subrouter()
 	subrouter2 := new(Route).PathPrefix("/foo/{v1}").Subrouter()

Godeps/_workspace/src/github.com/gorilla/mux/regexp.go

@@ -150,11 +150,7 @@ func (r *routeRegexp) Match(req *http.Request, match *RouteMatch) bool {
 }
 
 // url builds a URL part using the given values.
-func (r *routeRegexp) url(pairs ...string) (string, error) {
-	values, err := mapFromPairs(pairs...)
-	if err != nil {
-		return "", err
-	}
+func (r *routeRegexp) url(values map[string]string) (string, error) {
 	urlValues := make([]interface{}, len(r.varsN))
 	for k, v := range r.varsN {
 		value, ok := values[v]

Godeps/_workspace/src/github.com/gorilla/mux/route.go

@@ -31,6 +31,8 @@ type Route struct {
 	name string
 	// Error resulted from building a route.
 	err error
+
+	buildVarsFunc BuildVarsFunc
 }
 
 // Match matches the route against the request.
@@ -360,6 +362,19 @@ func (r *Route) Schemes(schemes ...string) *Route {
 	return r.addMatcher(schemeMatcher(schemes))
 }
 
+// BuildVarsFunc --------------------------------------------------------------
+
+// BuildVarsFunc is the function signature used by custom build variable
+// functions (which can modify route variables before a route's URL is built).
+type BuildVarsFunc func(map[string]string) map[string]string
+
+// BuildVarsFunc adds a custom function to be used to modify build variables
+// before a route's URL is built.
+func (r *Route) BuildVarsFunc(f BuildVarsFunc) *Route {
+	r.buildVarsFunc = f
+	return r
+}
+
 // Subrouter ------------------------------------------------------------------
 
 // Subrouter creates a subrouter for the route.
@@ -422,17 +437,20 @@ func (r *Route) URL(pairs ...string) (*url.URL, error) {
 	if r.regexp == nil {
 		return nil, errors.New("mux: route doesn't have a host or path")
 	}
+	values, err := r.prepareVars(pairs...)
+	if err != nil {
+		return nil, err
+	}
 	var scheme, host, path string
-	var err error
 	if r.regexp.host != nil {
 		// Set a default scheme.
 		scheme = "http"
-		if host, err = r.regexp.host.url(pairs...); err != nil {
+		if host, err = r.regexp.host.url(values); err != nil {
 			return nil, err
 		}
 	}
 	if r.regexp.path != nil {
-		if path, err = r.regexp.path.url(pairs...); err != nil {
+		if path, err = r.regexp.path.url(values); err != nil {
 			return nil, err
 		}
 	}
@@ -453,7 +471,11 @@ func (r *Route) URLHost(pairs ...string) (*url.URL, error) {
 	if r.regexp == nil || r.regexp.host == nil {
 		return nil, errors.New("mux: route doesn't have a host")
 	}
-	host, err := r.regexp.host.url(pairs...)
+	values, err := r.prepareVars(pairs...)
+	if err != nil {
+		return nil, err
+	}
+	host, err := r.regexp.host.url(values)
 	if err != nil {
 		return nil, err
 	}
@@ -473,7 +495,11 @@ func (r *Route) URLPath(pairs ...string) (*url.URL, error) {
 	if r.regexp == nil || r.regexp.path == nil {
 		return nil, errors.New("mux: route doesn't have a path")
 	}
-	path, err := r.regexp.path.url(pairs...)
+	values, err := r.prepareVars(pairs...)
+	if err != nil {
+		return nil, err
+	}
+	path, err := r.regexp.path.url(values)
 	if err != nil {
 		return nil, err
 	}
@@ -482,6 +508,26 @@ func (r *Route) URLPath(pairs ...string) (*url.URL, error) {
 	}, nil
 }
 
+// prepareVars converts the route variable pairs into a map. If the route has a
+// BuildVarsFunc, it is invoked.
+func (r *Route) prepareVars(pairs ...string) (map[string]string, error) {
+	m, err := mapFromPairs(pairs...)
+	if err != nil {
+		return nil, err
+	}
+	return r.buildVars(m), nil
+}
+
+func (r *Route) buildVars(m map[string]string) map[string]string {
+	if r.parent != nil {
+		m = r.parent.buildVars(m)
+	}
+	if r.buildVarsFunc != nil {
+		m = r.buildVarsFunc(m)
+	}
+	return m
+}
+
 // ----------------------------------------------------------------------------
 // parentRoute
 // ----------------------------------------------------------------------------
@@ -490,6 +536,7 @@ func (r *Route) URLPath(pairs ...string) (*url.URL, error) {
 type parentRoute interface {
 	getNamedRoutes() map[string]*Route
 	getRegexpGroup() *routeRegexpGroup
+	buildVars(map[string]string) map[string]string
 }
 
 // getNamedRoutes returns the map where named routes are registered.