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reset_indentation: Don't emit indentation on blank lines

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This resulted in trailing whitespace in the generated file. In addition
to wasting space in a file that gets served over the wire, this also
gets highlighted as a problem when reviewing the generated file in an
editor that highlights trailing whitespace.
This commit is contained in:
Josh Triplett
2018-09-13 22:13:07 -07:00
parent 1c52fb1b2f
commit 96a70c41be
1 changed files with 5 additions and 3 deletions
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8
crates/cli-support/src/lib.rs
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@ -388,10 +388,12 @@ fn reset_indentation(s: &str) -> String {
indent = indent.saturating_sub(1); indent = indent.saturating_sub(1);
} }
let extra = if line.starts_with(':') || line.starts_with('?') { 1 } else { 0 }; let extra = if line.starts_with(':') || line.starts_with('?') { 1 } else { 0 };
for _ in 0..indent + extra { if !line.is_empty() {
dst.push_str(" "); for _ in 0..indent + extra {
dst.push_str(" ");
}
dst.push_str(line);
} }
dst.push_str(line);
dst.push_str("\n"); dst.push_str("\n");
if line.ends_with('{') { if line.ends_with('{') {
indent += 1; indent += 1;