From 8db9e78e08578e4226dfe0ae9d9d01cd99304612 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Sat, 20 Apr 2019 16:49:12 -0400
Subject: [PATCH] mcfg: add WithFloat64 and WithRequiredFloat64

---
 mcfg/param.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/mcfg/param.go b/mcfg/param.go
index d3a34b9..84c0708 100644
--- a/mcfg/param.go
+++ b/mcfg/param.go
@@ -133,6 +133,23 @@ func WithRequiredInt(ctx context.Context, name string, usage string) (context.Co
 	return ctx, &i
 }
 
+// WithFloat64 returns a *float64 which will be populated once Populate is run on
+// the returned Context.
+func WithFloat64(ctx context.Context, name string, defaultVal float64, usage string) (context.Context, *float64) {
+	f := defaultVal
+	ctx = WithParam(ctx, Param{Name: name, Usage: usage, Into: &f})
+	return ctx, &f
+}
+
+// WithRequiredFloat64 returns a *float64 which will be populated once Populate
+// is run on the returned Context, and which must be supplied by a configuration
+// Source.
+func WithRequiredFloat64(ctx context.Context, name string, defaultVal float64, usage string) (context.Context, *float64) {
+	f := defaultVal
+	ctx = WithParam(ctx, Param{Name: name, Required: true, Usage: usage, Into: &f})
+	return ctx, &f
+}
+
 // WithString returns a *string which will be populated once Populate is run on
 // the returned Context.
 func WithString(ctx context.Context, name, defaultVal, usage string) (context.Context, *string) {