fix error position in messages

examples/errors.js

@@ -0,0 +1,29 @@
+'use strict';
+
+var Parser = require('../lib/parser');
+
+var parser = new Parser()
+  .set('at', function() {
+    var pos = this.position();
+    var match = this.match(/^@/);
+    if (match) {
+      return pos({val: match[0]});
+    }
+  })
+  .set('slash', function() {
+    var pos = this.position();
+    var match = this.match(/^\//);
+    if (match) {
+      return pos({val: match[0]});
+    }
+  })
+  .set('text', function() {
+    var pos = this.position();
+    var match = this.match(/^\w+/);
+    if (match) {
+      return pos({val: match[0]});
+    }
+  })
+
+var ast = parser.parse('[email protected]:foo/bar.git');
+console.log(ast);

lib/error.js

@@ -1,9 +1,12 @@
 'use strict';
 
+var get = require('get-value');
+
 module.exports = function(msg, node) {
-  var pos = node.position || {start: {column: 0, line: 0}};
-  var line = pos.start.line;
-  var column = pos.start.column;
+  node = node || {};
+  var pos = node.position || {};
+  var line = get(node, 'position.end.line') || 1;
+  var column = get(node, 'position.end.column') || 1;
   var source = this.options.source;
 
   var message = source + ' <line:' + line + ' column:' + column + '>: ' + msg;

test/compile.js

@@ -36,7 +36,7 @@ describe('compiler', function() {
         cb(new Error('expected an error'));
       } catch (err) {
         assert(err);
-        assert.equal(err.message, 'string <line:1 column:1>: compiler "text" is not registered');
+        assert.equal(err.message, 'string <line:1 column:2>: compiler "text" is not registered');
         cb();
       }
     });