tracing: Add a bunch of TRACE level tracing

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

1 files changed, 15 insertions, 1 deletions

diff --git a/src/bindings.rs b/src/bindings.rs
index 98de428..5909316 100644
--- a/src/bindings.rs
+++ b/src/bindings.rs
@@ -9,11 +9,13 @@ use serde::{Deserialize, Serialize};
 use serde_aux::prelude::*;
 
 use std::collections::HashMap;
+use std::fmt::Debug;
 use std::path::Path;
 use std::str::FromStr;
 
 use lazy_static::lazy_static;
 use regex::{escape, Regex, RegexBuilder};
+use tracing::{event, instrument, Level};
 
 #[derive(Debug, PartialEq, Eq, Hash, Copy, Clone, Serialize, Deserialize)]
 #[serde(rename_all = "lowercase")]
@@ -465,6 +467,7 @@ impl Bindings {
     }
 
     /// Add bindings from a YAML string
+    #[instrument(level = "trace", skip(self, yaml))]
     pub fn add_from_yaml(&mut self, yaml: &str) -> Result<()> {
         let bindings: Vec<ParsedBindingWrapper> = serde_yaml::from_str(yaml)?;
         for wrapper in bindings {
@@ -502,12 +505,14 @@ impl Bindings {
     }
 
     /// Add bindings from a file.
+    #[instrument(level = "trace", skip(self))]
     pub fn add_from_file<P>(&mut self, filename: P) -> Result<()>
     where
-        P: AsRef<Path>,
+        P: AsRef<Path> + Debug,
     {
         let yaml = resource::read_as_string(filename.as_ref())
             .map_err(|e| SubplotError::BindingsFileNotFound(filename.as_ref().into(), e))?;
+        event!(Level::TRACE, "Loaded file content");
         self.add_from_yaml(&yaml)?;
         Ok(())
     }
@@ -522,6 +527,7 @@ impl Bindings {
     }
 }
 
+#[instrument(level = "trace", skip(parsed))]
 fn from_hashmap(parsed: &ParsedBinding) -> Result<Binding> {
     let given: i32 = parsed.given.is_some().into();
     let when: i32 = parsed.when.is_some().into();
@@ -557,6 +563,14 @@ fn from_hashmap(parsed: &ParsedBinding) -> Result<Binding> {
         regex_from_simple_pattern(pattern, parsed.regex.is_some(), &mut types)?
     };
 
+    event!(
+        Level::TRACE,
+        ?kind,
+        ?pattern,
+        ?types,
+        "Successfully prepared binding"
+    );
+
     Binding::new(
         kind,
         &pattern,