libcore: De-mode str

Author: pcwalton

src/compiletest/procsrv.rs

@@ -104,7 +104,7 @@ fn readclose(fd: c_int) -> ~str {
     let mut buf = ~"";
     while !reader.eof() {
         let bytes = reader.read_bytes(4096u);
-        str::push_str(buf, str::from_bytes(bytes));
+        str::push_str(&mut buf, str::from_bytes(bytes));
     }
     os::fclose(file);
     return buf;

src/libcore/char.rs

@@ -141,9 +141,9 @@ fn escape_unicode(c: char) -> ~str {
                     else { ('U', 8u) });
     assert str::len(s) <= pad;
     let mut out = ~"\\";
-    str::push_str(out, str::from_char(c));
-    for uint::range(str::len(s), pad) |_i| { str::push_str(out, ~"0"); }
-    str::push_str(out, s);
+    str::push_str(&mut out, str::from_char(c));
+    for uint::range(str::len(s), pad) |_i| { str::push_str(&mut out, ~"0"); }
+    str::push_str(&mut out, s);
     move out
 }
 

src/libcore/extfmt.rs

@@ -293,9 +293,9 @@ mod rt {
         let mut s : ~str = int_to_str_prec(i, radix, prec);
         if 0 <= i {
             if have_flag(cv.flags, flag_sign_always) {
-                unsafe { str::unshift_char(s, '+') };
+                unsafe { str::unshift_char(&mut s, '+') };
             } else if have_flag(cv.flags, flag_space_for_sign) {
-                unsafe { str::unshift_char(s, ' ') };
+                unsafe { str::unshift_char(&mut s, ' ') };
             }
         }
         return unsafe { pad(cv, s, PadSigned) };
@@ -463,13 +463,13 @@ mod rt {
         // instead.
 
         if signed && zero_padding && str::len(s) > 0u {
-            let head = str::shift_char(s);
+            let head = str::shift_char(&mut s);
             if head == '+' || head == '-' || head == ' ' {
                 let headstr = str::from_chars(vec::from_elem(1u, head));
                 return headstr + padstr + s;
             }
             else {
-                str::unshift_char(s, head);
+                str::unshift_char(&mut s, head);
             }
         }
         return padstr + s;
@@ -500,9 +500,9 @@ mod rt2 {
         let mut s : ~str = int_to_str_prec(i, radix, prec);
         if 0 <= i {
             if have_flag(cv.flags, flag_sign_always) {
-                unsafe { str::unshift_char(s, '+') };
+                unsafe { str::unshift_char(&mut s, '+') };
             } else if have_flag(cv.flags, flag_space_for_sign) {
-                unsafe { str::unshift_char(s, ' ') };
+                unsafe { str::unshift_char(&mut s, ' ') };
             }
         }
         return unsafe { pad(cv, s, PadSigned) };
@@ -670,13 +670,13 @@ mod rt2 {
         // instead.
 
         if signed && zero_padding && str::len(s) > 0u {
-            let head = str::shift_char(s);
+            let head = str::shift_char(&mut s);
             if head == '+' || head == '-' || head == ' ' {
                 let headstr = str::from_chars(vec::from_elem(1u, head));
                 return headstr + padstr + s;
             }
             else {
-                str::unshift_char(s, head);
+                str::unshift_char(&mut s, head);
             }
         }
         return padstr + s;