From cfdf03ab312c7fbd31603ac18c36a4cd8714080a Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Mon, 4 May 2015 17:08:57 +0100
Subject: Make expand function (that expand %...{} tokens) public

---
 src/command_manager.cc | 62 +++++++++++++++++++++++---------------------------
 1 file changed, 29 insertions(+), 33 deletions(-)

(limited to 'src/command_manager.cc')

diff --git a/src/command_manager.cc b/src/command_manager.cc
index d37966f8..074b736b 100644
--- a/src/command_manager.cc
+++ b/src/command_manager.cc
@@ -262,39 +262,6 @@ TokenList parse(StringView line)
     return result;
 }
 
-String expand_token(const Token& token, const Context& context,
-                    ConstArrayView<String> shell_params,
-                    const EnvVarMap& env_vars);
-
-String expand(StringView str, const Context& context,
-              ConstArrayView<String> shell_params,
-              const EnvVarMap& env_vars)
-{
-    String res;
-    auto pos = 0_byte;
-    auto length = str.length();
-    while (pos < length)
-    {
-        if (str[pos] == '\\')
-        {
-            char c = str[++pos];
-            if (c != '%' and c != '\\')
-                res += '\\';
-            res += c;
-            ++pos;
-        }
-        else if (str[pos] == '%')
-        {
-            Token token = parse_percent_token<true>(str, pos);
-            res += expand_token(token, context, shell_params, env_vars);
-            ++pos;
-        }
-        else
-            res += str[pos++];
-    }
-    return res;
-}
-
 String expand_token(const Token& token, const Context& context,
                     ConstArrayView<String> shell_params,
                     const EnvVarMap& env_vars)
@@ -327,6 +294,35 @@ String expand_token(const Token& token, const Context& context,
 
 }
 
+String expand(StringView str, const Context& context,
+              ConstArrayView<String> shell_params,
+              const EnvVarMap& env_vars)
+{
+    String res;
+    auto pos = 0_byte;
+    auto length = str.length();
+    while (pos < length)
+    {
+        if (str[pos] == '\\')
+        {
+            char c = str[++pos];
+            if (c != '%' and c != '\\')
+                res += '\\';
+            res += c;
+            ++pos;
+        }
+        else if (str[pos] == '%')
+        {
+            Token token = parse_percent_token<true>(str, pos);
+            res += expand_token(token, context, shell_params, env_vars);
+            ++pos;
+        }
+        else
+            res += str[pos++];
+    }
+    return res;
+}
+
 struct command_not_found : runtime_error
 {
     command_not_found(StringView command)
-- 
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