diff options
Diffstat (limited to 'src/fmt/mod.rs')
| -rw-r--r-- | src/fmt/mod.rs | 125 |
1 files changed, 115 insertions, 10 deletions
diff --git a/src/fmt/mod.rs b/src/fmt/mod.rs index 3c4fee0..21e0957 100644 --- a/src/fmt/mod.rs +++ b/src/fmt/mod.rs @@ -141,6 +141,7 @@ pub(crate) type FormatFn = Box<dyn Fn(&mut Formatter, &Record) -> io::Result<()> pub(crate) struct Builder { pub format_timestamp: Option<TimestampPrecision>, pub format_module_path: bool, + pub format_target: bool, pub format_level: bool, pub format_indent: Option<usize>, pub custom_format: Option<FormatFn>, @@ -152,7 +153,8 @@ impl Default for Builder { fn default() -> Self { Builder { format_timestamp: Some(Default::default()), - format_module_path: true, + format_module_path: false, + format_target: true, format_level: true, format_indent: Some(4), custom_format: None, @@ -186,6 +188,7 @@ impl Builder { let fmt = DefaultFormat { timestamp: built.format_timestamp, module_path: built.format_module_path, + target: built.format_target, level: built.format_level, written_header_value: false, indent: built.format_indent, @@ -210,6 +213,7 @@ type SubtleStyle = &'static str; struct DefaultFormat<'a> { timestamp: Option<TimestampPrecision>, module_path: bool, + target: bool, level: bool, written_header_value: bool, indent: Option<usize>, @@ -222,6 +226,7 @@ impl<'a> DefaultFormat<'a> { self.write_timestamp()?; self.write_level(record)?; self.write_module_path(record)?; + self.write_target(record)?; self.finish_header()?; self.write_args(record) @@ -311,6 +316,17 @@ impl<'a> DefaultFormat<'a> { } } + fn write_target(&mut self, record: &Record) -> io::Result<()> { + if !self.target { + return Ok(()); + } + + match record.target() { + "" => Ok(()), + target => self.write_header_value(target), + } + } + fn finish_header(&mut self) -> io::Result<()> { if self.written_header_value { let close_brace = self.subtle_style("]"); @@ -381,23 +397,33 @@ mod tests { use log::{Level, Record}; - fn write(fmt: DefaultFormat) -> String { + fn write_record(record: Record, fmt: DefaultFormat) -> String { let buf = fmt.buf.buf.clone(); - let record = Record::builder() - .args(format_args!("log\nmessage")) - .level(Level::Info) - .file(Some("test.rs")) - .line(Some(144)) - .module_path(Some("test::path")) - .build(); - fmt.write(&record).expect("failed to write record"); let buf = buf.borrow(); String::from_utf8(buf.bytes().to_vec()).expect("failed to read record") } + fn write_target<'a>(target: &'a str, fmt: DefaultFormat) -> String { + write_record( + Record::builder() + .args(format_args!("log\nmessage")) + .level(Level::Info) + .file(Some("test.rs")) + .line(Some(144)) + .module_path(Some("test::path")) + .target(target) + .build(), + fmt, + ) + } + + fn write(fmt: DefaultFormat) -> String { + write_target("", fmt) + } + #[test] fn format_with_header() { let writer = writer::Builder::new() @@ -409,6 +435,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: true, + target: false, level: true, written_header_value: false, indent: None, @@ -430,6 +457,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: false, + target: false, level: false, written_header_value: false, indent: None, @@ -451,6 +479,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: true, + target: false, level: true, written_header_value: false, indent: Some(4), @@ -472,6 +501,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: true, + target: false, level: true, written_header_value: false, indent: Some(0), @@ -493,6 +523,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: false, + target: false, level: false, written_header_value: false, indent: Some(4), @@ -514,6 +545,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: false, + target: false, level: false, written_header_value: false, indent: None, @@ -535,6 +567,7 @@ mod tests { let written = write(DefaultFormat { timestamp: None, module_path: false, + target: false, level: false, written_header_value: false, indent: Some(4), @@ -544,4 +577,76 @@ mod tests { assert_eq!("log\n\n message\n\n", written); } + + #[test] + fn format_target() { + let writer = writer::Builder::new() + .write_style(WriteStyle::Never) + .build(); + + let mut f = Formatter::new(&writer); + + let written = write_target( + "target", + DefaultFormat { + timestamp: None, + module_path: true, + target: true, + level: true, + written_header_value: false, + indent: None, + suffix: "\n", + buf: &mut f, + }, + ); + + assert_eq!("[INFO test::path target] log\nmessage\n", written); + } + + #[test] + fn format_empty_target() { + let writer = writer::Builder::new() + .write_style(WriteStyle::Never) + .build(); + + let mut f = Formatter::new(&writer); + + let written = write(DefaultFormat { + timestamp: None, + module_path: true, + target: true, + level: true, + written_header_value: false, + indent: None, + suffix: "\n", + buf: &mut f, + }); + + assert_eq!("[INFO test::path] log\nmessage\n", written); + } + + #[test] + fn format_no_target() { + let writer = writer::Builder::new() + .write_style(WriteStyle::Never) + .build(); + + let mut f = Formatter::new(&writer); + + let written = write_target( + "target", + DefaultFormat { + timestamp: None, + module_path: true, + target: false, + level: true, + written_header_value: false, + indent: None, + suffix: "\n", + buf: &mut f, + }, + ); + + assert_eq!("[INFO test::path] log\nmessage\n", written); + } } |