Initial integration of llvm-profparser

Integration was as easy as expected, now I just need to finish
llvm-profparser off...

Cargo.toml

@@ -21,6 +21,7 @@ path = "tests/mod.rs"
 
 [dependencies]
 cargo_metadata = "0.14"
+cfg-if = "1.0.0"
 chrono = "0.4"
 clap = "2.33.3"
 coveralls-api = "0.5.0"
@@ -30,8 +31,7 @@ git2 = "0.13"
 humantime-serde = "1"
 indexmap = { version = "1.7.0", features = ["serde-1"] }
 lazy_static = "1.0"
-tracing = { version = "0.1", default-features = false }
-tracing-subscriber = {version = "0.2.25", default-features = false, features = ["env-filter", "fmt", "chrono", "ansi", "smallvec", "tracing-log"]}
+llvm_profparser = { version = "0.1.0-alpha1", default-features = false }
 memmap = "0.7.0"
 object = "0.24"
 proc-macro2 = { version = "1.0", features = ["span-locations"] }
@@ -41,10 +41,11 @@ regex = "1.4"
 rustc-demangle = "0.1.21"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-syn = { version = "1.0", features = ["full"]}
+syn = { version = "1.0", features = ["full"] }
 toml = "0.5"
+tracing = { version = "0.1", default-features = false }
+tracing-subscriber = { version = "0.2.25", default-features = false, features = ["env-filter", "fmt", "chrono", "ansi", "smallvec", "tracing-log"] }
 walkdir = "2.3.2"
-cfg-if = "1.0.0"
 
 [target.'cfg(target_os = "linux")'.dependencies]
 libc = "0.2.94"

src/statemachine/instrumented.rs

@@ -5,6 +5,7 @@ use crate::process_handling::RunningProcessHandle;
 use crate::source_analysis::LineAnalysis;
 use crate::statemachine::*;
 use crate::TestHandle;
+use llvm_profparser::*;
 use std::collections::HashMap;
 use std::ffi::OsStr;
 use std::fs;
@@ -88,6 +89,13 @@ impl<'a> StateData for LlvmInstrumentedData<'a> {
                     for prof in &profraws {
                         info!("Generated: {}", self.config.strip_base_dir(prof).display());
                     }
+
+                    let binary_path = parent.path.clone();
+
+                    let instrumentation = merge_profiles(&profraws)?;
+                    // Panics due to a todo!();
+                    let _mapping = CoverageMapping::new(&[binary_path], &instrumentation);
+
                     self.process = None;
                     let code = exit.code().unwrap_or(1);
                     Ok(Some(TestState::End(code)))