From a0af1e7cd19859438e3966bd6d6ce6864639ac70 Mon Sep 17 00:00:00 2001
From: Michael Miller <icy.arctic.fox@gmail.com>
Date: Thu, 17 Sep 2020 09:35:49 -0600
Subject: [PATCH] Allow string interpolation in some macros

Enables interpolation in example and group descriptions, as well as
anonymous doubles.
Addresses https://github.com/icy-arctic-fox/spectator/issues/10
---
 src/spectator/dsl/examples.cr | 4 ++--
 src/spectator/dsl/groups.cr   | 2 +-
 src/spectator/dsl/mocks.cr    | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/spectator/dsl/examples.cr b/src/spectator/dsl/examples.cr
index b356ea5..bcb1425 100644
--- a/src/spectator/dsl/examples.cr
+++ b/src/spectator/dsl/examples.cr
@@ -20,7 +20,7 @@ module Spectator
 
       %source = ::Spectator::Source.new({{_source_file}}, {{_source_line}})
       ::Spectator::SpecBuilder.add_example(
-        {{description.is_a?(StringLiteral) || description.is_a?(NilLiteral) ? description : description.stringify}},
+        {{description.is_a?(StringLiteral) || description.is_a?(StringInterpolation) || description.is_a?(NilLiteral) ? description : description.stringify}},
         %source,
         {{@type.name}}
       ) { |test| test.as({{@type.name}}).%run }
@@ -47,7 +47,7 @@ module Spectator
 
       %source = ::Spectator::Source.new({{_source_file}}, {{_source_line}})
       ::Spectator::SpecBuilder.add_pending_example(
-        {{description.is_a?(StringLiteral) || description.is_a?(NilLiteral) ? description : description.stringify}},
+        {{description.is_a?(StringLiteral) || description.is_a?(StringInterpolation) || description.is_a?(NilLiteral) ? description : description.stringify}},
         %source,
         {{@type.name}}
       ) { |test| test.as({{@type.name}}).%run }
diff --git a/src/spectator/dsl/groups.cr b/src/spectator/dsl/groups.cr
index 0ad5f72..5a37715 100644
--- a/src/spectator/dsl/groups.cr
+++ b/src/spectator/dsl/groups.cr
@@ -5,7 +5,7 @@ module Spectator
     macro context(what, _source_file = __FILE__, _source_line = __LINE__, &block)
       class Context%context < {{@type.id}}
         {%
-          description = if what.is_a?(StringLiteral)
+          description = if what.is_a?(StringLiteral) || what.is_a?(StringInterpolation)
                           if what.starts_with?("#") || what.starts_with?(".")
                             what.id.symbolize
                           else
diff --git a/src/spectator/dsl/mocks.cr b/src/spectator/dsl/mocks.cr
index 07d3c00..7ffcfc8 100644
--- a/src/spectator/dsl/mocks.cr
+++ b/src/spectator/dsl/mocks.cr
@@ -2,7 +2,7 @@ require "../mocks"
 
 module Spectator::DSL
   macro double(name = "Anonymous", **stubs, &block)
-    {% if name.is_a?(StringLiteral) %}
+    {% if name.is_a?(StringLiteral) || name.is_a?(StringInterpolation) %}
       anonymous_double({{name}}, {{stubs.double_splat}})
     {% else %}
       {%
@@ -56,7 +56,7 @@ module Spectator::DSL
   end
 
   macro null_double(name, **stubs, &block)
-    {% if name.is_a?(StringLiteral) %}
+    {% if name.is_a?(StringLiteral) || name.is_a?(StringInterpolation) %}
       anonymous_null_double({{name}}, {{stubs.double_splat}})
     {% else %}
       {%