Whitespace fix to test new Docker setup.

.travis.yml

@@ -9,4 +9,5 @@ before_install:
   - docker pull jpakkane/mesonci:xenial
 
 script:
-  - docker run jpakkane/mesonci:xenial /bin/sh -c "cd /root && git clone https://github.com/mesonbuild/meson.git && cd meson && ./run_tests.py"
+  - docker cp /home/travis/mesonbuild/meson jpakkane/mesonci:xenial:/root
+  - docker run jpakkane/mesonci:xenial /bin/sh -c "cd /root/meson && ./run_tests.py"

mesonbuild/interpreter.py

@@ -2096,23 +2096,23 @@ class Interpreter():
         obj = self.to_native(obj)
         (posargs, _) = self.reduce_arguments(args)
         if method_name == 'to_string':
-           if len(posargs) == 0:
-             if obj == True:
-               return 'true'
-             else:
-               return 'false'
-           elif len(posargs) == 2 and isinstance(posargs[0], str) and isinstance(posargs[1], str):
-             if obj == True:
-               return posargs[0]
-             else:
-               return posargs[1]
-           else:
-               raise InterpreterException('bool.to_string() must have either no arguments or exactly two string arguments.')
+            if len(posargs) == 0:
+                if obj == True:
+                    return 'true'
+                else:
+                    return 'false'
+            elif len(posargs) == 2 and isinstance(posargs[0], str) and isinstance(posargs[1], str):
+                if obj == True:
+                    return posargs[0]
+                else:
+                    return posargs[1]
+            else:
+                raise InterpreterException('bool.to_string() must have either no arguments or exactly two string arguments.')
         elif method_name == 'to_int':
-          if obj == True:
-            return 1
-          else:
-            return 0
+            if obj == True:
+                return 1
+            else:
+                return 0
         else:
             raise InterpreterException('Unknown method "%s" for a boolean.' % method_name)