Leading and trailing spaces now removes from variable names

Author: iph0

Changes

@@ -1,5 +1,8 @@
 Revision history for Perl extension Config::Processor.
 
+0.18 Wed Jan 4 18:02:45 MSK 2017
+  - Leading and trailing spaces now removes from variable names.
+
 0.16 Tue Nov 29 17:14:05 MSK 2016
   - FEATURE: Added export of environment variables to configuration tree.
 

README

@@ -1,4 +1,4 @@
-Config-Processor version 0.16
+Config-Processor version 0.18
 =============================
 
 INSTALLATION

lib/Config/Processor.pm

@@ -4,7 +4,7 @@ use 5.008000;
 use strict;
 use warnings;
 
-our $VERSION = '0.16';
+our $VERSION = '0.18';
 
 use File::Spec;
 use YAML::XS qw( LoadFile );
@@ -287,6 +287,8 @@ sub _resolve_var {
 
     while (1) {
       my $token = shift @tokens;
+      $token =~ s/^\s+//;
+      $token =~ s/\s+$//;
 
       if ( ref($pointer) eq 'HASH' ) {
         last unless defined $pointer->{$token};

t/02-processing.t

@@ -444,12 +444,12 @@ sub t_variable_interpolation_off {
 
     jar => {
       param1 => 'jar:${foo.param1}',
-      param2 => 'jar:${foo.param2}; jar:${bar.param2}',
+      param2 => 'jar:${foo.param2}; jar:${ bar.param2 }',
 
       param3 => {
         param3_1 => 'jar:${foo.param3.param3_1};'
             . ' jar:${bar.param3.param3_3}',
-        param3_2 => 'jar:${foo.param3.param3_3};'
+        param3_2 => 'jar:${ foo.param3 . param3_3 };'
             . ' jar:${bar.param3.param3_1}',
       },
 

t/etc/jar.json

@@ -1,10 +1,10 @@
 { "jar": {
     "param1": "jar:${foo.param1}",
-    "param2": "jar:${foo.param2}; jar:${bar.param2}",
+    "param2": "jar:${foo.param2}; jar:${ bar.param2 }",
 
     "param3": {
       "param3_1": "jar:${foo.param3.param3_1}; jar:${bar.param3.param3_3}",
-      "param3_2": "jar:${foo.param3.param3_3}; jar:${bar.param3.param3_1}"
+      "param3_2": "jar:${ foo.param3 . param3_3 }; jar:${bar.param3.param3_1}"
     },
 
     "param4": [