Merge pull request #482 from ucode-lang/fix/strict-redeclare-error-position

compiler: report strict redeclarations at the redeclaring name

Author: jow-

compiler.c

@@ -957,7 +957,8 @@ uc_compiler_declare_local(uc_compiler_t *compiler, uc_value_t *name, bool consta
 			}
 
 			if (uc_compiler_is_strict(compiler)) {
-				uc_compiler_syntax_error(compiler, 0, "Variable '%s' redeclared", str2);
+				uc_compiler_syntax_error(compiler, compiler->parser->prev.pos,
+					"Variable '%s' redeclared", str2);
 
 				return -1;
 			}

tests/custom/00_syntax/29_function_forward_declarations

@@ -271,3 +271,27 @@ In line 4, byte 5:
 	foo++;
 %}
 -- End --
+
+
+13. In strict mode, a regular function may not be declared twice in the
+same scope.
+
+-- Expect stderr --
+Syntax error: Variable 'foo' redeclared
+In line 6, byte 11:
+
+ `    function foo() { return 2; }`
+  Near here ---^
+
+
+-- End --
+
+-- Testcase --
+{%
+	"use strict";
+
+	function foo() { return 1; }
+
+	function foo() { return 2; }
+%}
+-- End --