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authornabijaczleweli <nabijaczleweli@gmail.com>2016-09-06 09:00:35 +0200
committernabijaczleweli <nabijaczleweli@gmail.com>2016-09-06 09:01:06 +0200
commit71e18d94d6465ba6c8bbe65c449f5c71d3474b01 (patch)
tree22a0044e33b83a6b95198b05dc58c90ad76f4b78 /src
parent61dd5585f572b6b8ac2d45811cbb97430d82832f (diff)
downloadmilf-rs-71e18d94d6465ba6c8bbe65c449f5c71d3474b01.tar.gz
milf-rs-71e18d94d6465ba6c8bbe65c449f5c71d3474b01.zip
Don't space out the first table or array if not needed
Closes #110
Diffstat (limited to 'src')
-rw-r--r--src/display.rs16
1 files changed, 12 insertions, 4 deletions
diff --git a/src/display.rs b/src/display.rs
index 6891530..f563b77 100644
--- a/src/display.rs
+++ b/src/display.rs
@@ -57,6 +57,7 @@ fn write_str(f: &mut fmt::Formatter, s: &str) -> fmt::Result {
impl<'a, 'b> Printer<'a, 'b> {
fn print(&mut self, table: &'a TomlTable) -> fmt::Result {
+ let mut space_out_first = false;
for (k, v) in table.iter() {
match *v {
Table(..) => continue,
@@ -67,13 +68,17 @@ impl<'a, 'b> Printer<'a, 'b> {
}
_ => {}
}
+ space_out_first = true;
try!(writeln!(self.output, "{} = {}", Key(&[k]), v));
}
- for (k, v) in table.iter() {
+ for (i, (k, v)) in table.iter().enumerate() {
match *v {
Table(ref inner) => {
self.stack.push(k);
- try!(writeln!(self.output, "\n[{}]", Key(&self.stack)));
+ if space_out_first || i != 0 {
+ try!(write!(self.output, "\n"));
+ }
+ try!(writeln!(self.output, "[{}]", Key(&self.stack)));
try!(self.print(inner));
self.stack.pop();
}
@@ -83,8 +88,11 @@ impl<'a, 'b> Printer<'a, 'b> {
_ => continue
}
self.stack.push(k);
- for inner in inner.iter() {
- try!(writeln!(self.output, "\n[[{}]]", Key(&self.stack)));
+ for (j, inner) in inner.iter().enumerate() {
+ if space_out_first || i != 0 || j != 0 {
+ try!(write!(self.output, "\n"));
+ }
+ try!(writeln!(self.output, "[[{}]]", Key(&self.stack)));
match *inner {
Table(ref inner) => try!(self.print(inner)),
_ => panic!("non-heterogeneous toml array"),