Merge pull request #930 from matthiasbeyer/update-toml

Dependency: toml: 0.2.* -> 0.4.*

25 files changed, 161 insertions, 124 deletions

diff --git a/.travis.yml b/.travis.yml
index d3fd9427..9858c85d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ language: rust
 
 matrix:
   include:
-    - rust: 1.13.0
+    - rust: 1.15.0
 
 cache:
   cargo: true
diff --git a/imag-link/Cargo.toml b/imag-link/Cargo.toml
index b4266339..d346fe98 100644
--- a/imag-link/Cargo.toml
+++ b/imag-link/Cargo.toml
@@ -18,7 +18,7 @@ semver = "0.5.1"
 clap = ">=2.17"
 log = "0.3"
 version = "2.0.1"
-toml = "0.2.*"
+toml = "^0.4"
 url = "1.2"
 
 [dependencies.libimagstore]
diff --git a/imag-store/Cargo.toml b/imag-store/Cargo.toml
index 6bbd072f..fba77d9a 100644
--- a/imag-store/Cargo.toml
+++ b/imag-store/Cargo.toml
@@ -18,7 +18,7 @@ clap = ">=2.17"
 log = "0.3"
 version = "2.0.1"
 semver = "0.5"
-toml = "0.2.*"
+toml = "^0.4"
 
 [dependencies.libimagstore]
 path = "../libimagstore"
diff --git a/imag-tag/Cargo.toml b/imag-tag/Cargo.toml
index 6a0e0094..2cdc7823 100644
--- a/imag-tag/Cargo.toml
+++ b/imag-tag/Cargo.toml
@@ -18,7 +18,7 @@ clap = "2.*"
 log = "0.3"
 version = "2.0.1"
 semver = "0.2"
-toml = "0.2.*"
+toml = "^0.4"
 
 [dependencies.libimagstore]
 path = "../libimagstore"
diff --git a/imag-view/Cargo.toml b/imag-view/Cargo.toml
index 5b7d8120..a8b3ef89 100644
--- a/imag-view/Cargo.toml
+++ b/imag-view/Cargo.toml
@@ -17,7 +17,7 @@ homepage      = "http://imag-pim.org"
 clap = ">=2.17"
 log = "0.3"
 semver = "0.5"
-toml = "0.2.*"
+toml = "^0.4"
 version = "2.0.1"
 
 [dependencies.libimagstore]
diff --git a/libimagannotation/Cargo.toml b/libimagannotation/Cargo.toml
index 4d15b2df..a94353db 100644
--- a/libimagannotation/Cargo.toml
+++ b/libimagannotation/Cargo.toml
@@ -6,7 +6,7 @@ authors = ["Matthias Beyer <mail@beyermatthias.de>"]
 [dependencies]
 uuid = { version = "0.3.1", features = ["v4"] }
 lazy_static = "0.1.15"
-toml = "0.2.*"
+toml = "^0.4"
 
 [dependencies.libimagstore]
 path = "../libimagstore"
diff --git a/libimagentryfilter/Cargo.toml b/libimagentryfilter/Cargo.toml
index c3425680..eff48c61 100644
--- a/libimagentryfilter/Cargo.toml
+++ b/libimagentryfilter/Cargo.toml
@@ -20,7 +20,7 @@ itertools = "0.5"
 log = "0.3"
 regex = "0.2"
 semver = "0.5.*"
-toml = "0.2.*"
+toml = "^0.4"
 
 [dependencies.libimagstore]
 path = "../libimagstore"
diff --git a/libimagentrylink/Cargo.toml b/libimagentrylink/Cargo.toml
index bfe83f1e..02d6f0a7 100644
--- a/libimagentrylink/Cargo.toml
+++ b/libimagentrylink/Cargo.toml
@@ -16,7 +16,7 @@ homepage      = "http://imag-pim.org"
 [dependencies]
 itertools = "0.5"
 log = "0.3"
-toml = "0.2.*"
+toml = "^0.4"
 semver = "0.5"
 url = "1.2"
 rust-crypto = "0.2"
diff --git a/libimagentrylist/Cargo.toml b/libimagentrylist/Cargo.toml
index 3e26495a..99ba8a62 100644
--- a/libimagentrylist/Cargo.toml
+++ b/libimagentrylist/Cargo.toml
@@ -16,7 +16,7 @@ homepage      = "http://imag-pim.org"
 [dependencies]
 clap = ">=2.17"
 log = "0.3"
-toml = "0.2.*"
+toml = "^0.4"
 prettytable-rs = "0.6.*"
 
 [dependencies.libimagstore]
diff --git a/libimagentrytag/Cargo.toml b/libimagentrytag/Cargo.toml
index 2ff5c790..81565f2f 100644
--- a/libimagentrytag/Cargo.toml
+++ b/libimagentrytag/Cargo.toml
@@ -17,7 +17,7 @@ homepage      = "http://imag-pim.org"
 clap = ">=2.17"
 log = "0.3"
 regex = "0.2"
-toml = "0.2.*"
+toml = "^0.4"
 itertools = "0.5"
 
 [dependencies.libimagstore]
diff --git a/libimagentryview/Cargo.toml b/libimagentryview/Cargo.toml
index fa1dfddb..f0175497 100644
--- a/libimagentryview/Cargo.toml
+++ b/libimagentryview/Cargo.toml
@@ -15,7 +15,7 @@ homepage      = "http://imag-pim.org"
 
 [dependencies]
 log = "0.3"
-toml = "0.2.*"
+toml = "^0.4"
 glob = "0.2"
 
 [dependencies.libimagrt]
diff --git a/libimagentryview/src/builtin/stdout.rs b/libimagentryview/src/builtin/stdout.rs
index 4d431f2e..3d9fea05 100644
--- a/libimagentryview/src/builtin/stdout.rs
+++ b/libimagentryview/src/builtin/stdout.rs
@@ -19,7 +19,7 @@
 
 use libimagstore::store::Entry;
 
-use toml::encode_str;
+use toml::ser::to_string;
 
 use viewer::Viewer;
 use result::Result;
@@ -44,7 +44,7 @@ impl Viewer for StdoutViewer {
 
     fn view_entry(&self, e: &Entry) -> Result<()> {
         if self.view_header {
-            println!("{}", encode_str(e.get_header()));
+            println!("{}", to_string(e.get_header()).unwrap_or(String::from("TOML Parser error")));
         }
 
         if self.view_content {
diff --git a/libimaginteraction/Cargo.toml b/libimaginteraction/Cargo.toml
index 054895b3..9d5d6a0d 100644
--- a/libimaginteraction/Cargo.toml
+++ b/libimaginteraction/Cargo.toml
@@ -20,7 +20,7 @@ interactor = "0.1"
 lazy_static = "0.2.*"
 log = "0.3"
 regex = "0.2"
-toml = "0.2.1"
+toml = "^0.4"
 spinner = "0.4"
 rustyline = "1.0"
 
diff --git a/libimagnotes/Cargo.toml b/libimagnotes/Cargo.toml
index 9c840cb2..7853772f 100644
--- a/libimagnotes/Cargo.toml
+++ b/libimagnotes/Cargo.toml
@@ -16,7 +16,7 @@ homepage      = "http://imag-pim.org"
 [dependencies]
 semver = "0.5"
 log = "0.3"
-toml = "0.2.*"
+toml = "^0.4"
 
 [dependencies.libimagstore]
 path = "../libimagstore"
diff --git a/libimagref/Cargo.toml b/libimagref/Cargo.toml
index 27028b99..be49b0fc 100644
--- a/libimagref/Cargo.toml
+++ b/libimagref/Cargo.toml
@@ -18,7 +18,7 @@ itertools = "0.5"
 log = "0.3"
 rust-crypto = "0.2"
 semver = "0.5"
-toml = "0.2.*"
+toml = "^0.4"
 version = "2.0.1"
 walkdir = "1.0.*"
 
diff --git a/libimagref/src/error.rs b/libimagref/src/error.rs
index 4f782f6c..56c1e869 100644
--- a/libimagref/src/error.rs
+++ b/libimagref/src/error.rs
@@ -24,6 +24,7 @@ generate_error_module!(
         IOError                 => "IO Error",
         UTF8Error               => "UTF8 Error",
         StoreIdError            => "Error with storeid",
+        HeaderTomlError         => "Error while working with TOML Header",
         HeaderTypeError         => "Header type error",
         HeaderFieldMissingError => "Header field missing error",
         HeaderFieldWriteError   => "Header field cannot be written",
diff --git a/libimagref/src/flags.rs b/libimagref/src/flags.rs
index 11cd838d..6ddf2990 100644
--- a/libimagref/src/flags.rs
+++ b/libimagref/src/flags.rs
@@ -37,11 +37,16 @@ impl RefFlags {
     /// It assumes that this is a Map with Key = <name of the setting> and Value = boolean.
     pub fn read(v: &Value) -> Result<RefFlags> {
         fn get_field(v: &Value, key: &str) -> Result<bool> {
-            match v.lookup(key) {
-                Some(&Value::Boolean(b)) => Ok(b),
-                Some(_) => Err(REK::HeaderTypeError.into()),
-                None    => Err(REK::HeaderFieldMissingError.into()),
-            }
+            use libimagstore::toml_ext::TomlValueExt;
+            use error::MapErrInto;
+
+            v.read(key)
+                .map_err_into(REK::HeaderTomlError)
+                .and_then(|toml| match toml {
+                    Some(Value::Boolean(b)) => Ok(b),
+                    Some(_) => Err(REK::HeaderTypeError.into()),
+                    None    => Err(REK::HeaderFieldMissingError.into()),
+                })
         }
 
         Ok(RefFlags {
diff --git a/libimagrt/Cargo.toml b/libimagrt/Cargo.toml
index fdc7ba22..29cf9953 100644
--- a/libimagrt/Cargo.toml
+++ b/libimagrt/Cargo.toml
@@ -16,7 +16,7 @@ homepage      = "http://imag-pim.org"
 [dependencies]
 clap = ">=2.17"
 env_logger = "0.3"
-toml = "0.2.*"
+toml = "^0.4"
 log = "0.3"
 xdg-basedir = "1.0"
 itertools = "0.5"
diff --git a/libimagrt/src/configuration.rs b/libimagrt/src/configuration.rs
index 63d24e15..e6c6c726 100644
--- a/libimagrt/src/configuration.rs
+++ b/libimagrt/src/configuration.rs
@@ -21,10 +21,11 @@ use std::path::PathBuf;
 use std::result::Result as RResult;
 use std::ops::Deref;
 
-use toml::{Parser, Value};
+use toml::Value;
 
 generate_error_module!(
     generate_error_types!(ConfigError, ConfigErrorKind,
+        TOMLParserError => "TOML Parsing error",
         NoConfigFileFound   => "No config file found",
 
         ConfigOverrideError => "Config override error",
@@ -119,7 +120,9 @@ impl Configuration {
         use libimagutil::key_value_split::*;
         use libimagutil::iter::*;
         use self::error::ConfigErrorKind as CEK;
+        use self::error::MapErrInto;
         use libimagerror::into::IntoError;
+        use libimagstore::toml_ext::TomlValueExt;
 
         v.into_iter()
             .map(|s| { debug!("Trying to process '{}'", s); s })
@@ -133,19 +136,21 @@ impl Configuration {
                 }
             })
             .map(|(k, v)| {
-                match self.config.lookup_mut(&k[..]) {
-                    Some(value) => {
-                        match into_value(value, v) {
-                            Some(v) => {
-                                *value = v;
-                                info!("Successfully overridden: {} = {}", k, value);
-                                Ok(())
-                            },
-                            None => Err(CEK::ConfigOverrideTypeNotMatching.into_error()),
-                        }
-                    },
-                    None => Err(CEK::ConfigOverrideKeyNotAvailable.into_error()),
-                }
+                self.config
+                    .read(&k[..])
+                    .map_err_into(CEK::TOMLParserError)
+                    .map(|toml| match toml {
+                        Some(value) => {
+                            match into_value(value, v) {
+                                Some(v) => {
+                                    info!("Successfully overridden: {} = {}", k, v);
+                                    Ok(v)
+                                },
+                                None => Err(CEK::ConfigOverrideTypeNotMatching.into_error()),
+                            }
+                        },
+                        None => Err(CEK::ConfigOverrideKeyNotAvailable.into_error()),
+                    })
             })
             .fold_result(|i| i)
             .map_err(Box::new)
@@ -158,19 +163,19 @@ impl Configuration {
 /// Returns None if string cannot be converted.
 ///
 /// Arrays and Tables are not supported and will yield `None`.
-fn into_value(value: &Value, s: String) -> Option<Value> {
+fn into_value(value: Value, s: String) -> Option<Value> {
     use std::str::FromStr;
 
     match value {
-        &Value::String(_) => Some(Value::String(s)),
-        &Value::Integer(_) => FromStr::from_str(&s[..]).ok().map(|i| Value::Integer(i)),
-        &Value::Float(_) => FromStr::from_str(&s[..]).ok().map(|f| Value::Float(f)),
-        &Value::Boolean(_) => {
+        Value::String(_) => Some(Value::String(s)),
+        Value::Integer(_) => FromStr::from_str(&s[..]).ok().map(|i| Value::Integer(i)),
+        Value::Float(_) => FromStr::from_str(&s[..]).ok().map(|f| Value::Float(f)),
+        Value::Boolean(_) => {
             if s == "true" { Some(Value::Boolean(true)) }
             else if s == "false" { Some(Value::Boolean(false)) }
             else { None }
         }
-        &Value::Datetime(_) => Some(Value::Datetime(s)),
+        Value::Datetime(_) => Value::try_from(s).ok(),
         _ => None,
     }
 }
@@ -223,6 +228,7 @@ fn fetch_config(rtp: &PathBuf) -> Result<Value> {
     use itertools::Itertools;
 
     use libimagutil::variants::generate_variants as gen_vars;
+    use libimagerror::trace::trace_error;
 
     let variants = vec!["config", "config.toml", "imagrc", "imagrc.toml"];
     let modifier = |base: &PathBuf, v: &'static str| {
@@ -255,18 +261,13 @@ fn fetch_config(rtp: &PathBuf) -> Result<Value> {
                 s
             };
 
-            let mut parser = Parser::new(&content[..]);
-            let res = parser.parse();
-
-            if res.is_none() {
-                write!(stderr(), "Config file parser error:").ok();
-                for error in parser.errors {
-                    write!(stderr(), "At [{}][{}] <> {}", error.lo, error.hi, error).ok();
-                    write!(stderr(), "in: '{}'", &content[error.lo..error.hi]).ok();
+            match ::toml::de::from_str(&content[..]) {
+                Ok(res) => res,
+                Err(e) => {
+                    write!(stderr(), "Config file parser error:").ok();
+                    trace_error(&e);
+                    None
                 }
-                None
-            } else {
-                res
             }
         })
         .filter(|loaded| loaded.is_some())
diff --git a/libimagstore/Cargo.toml b/libimagstore/Cargo.toml
index 4e5ecbf9..f2e12cc0 100644
--- a/libimagstore/Cargo.toml
+++ b/libimagstore/Cargo.toml
@@ -20,7 +20,7 @@ lazy_static = "0.2.*"
 log = "0.3"
 regex = "0.2"
 semver = "0.5"
-toml = "0.2.*"
+toml = "^0.4"
 version = "2.0.1"
 crossbeam = "0.2.*"
 walkdir = "1.0.*"
diff --git a/libimagstore/src/store.rs b/libimagstore/src/store.rs
index 39f59788..ef5725f5 100644
--- a/libimagstore/src/store.rs
+++ b/libimagstore/src/store.rs
@@ -1252,7 +1252,7 @@ impl Entry {
     /// disk).
     pub fn to_str(&self) -> String {
         format!("---\n{header}---\n{content}",
-                header  = ::toml::encode_str(&self.header),
+                header  = ::toml::ser::to_string(&self.header).unwrap(),
                 content = self.content)
     }
 
@@ -1915,9 +1915,9 @@ mod store_hook_tests {
     use self::test_hook::TestHook;
 
     fn get_store_with_config() -> Store {
-        use toml::Parser;
+        use toml::de::from_str;
 
-        let cfg = Parser::new(mini_config()).parse().unwrap();
+        let cfg : ::toml::Value = from_str(mini_config()).unwrap();
         println!("Config parsed: {:?}", cfg);
         Store::new(PathBuf::from("/"), Some(cfg.get("store").cloned().unwrap())).unwrap()
     }
diff --git a/libimagstore/src/toml_ext.rs b/libimagstore/src/toml_ext.rs
index 1ac4cf11..9c0ae540 100644
--- a/libimagstore/src/toml_ext.rs
+++ b/libimagstore/src/toml_ext.rs
@@ -20,7 +20,7 @@
 use std::result::Result as RResult;
 use std::collections::BTreeMap;
 
-use toml::{Table, Value};
+use toml::Value;
 
 use store::Result;
 use error::StoreError as SE;
@@ -28,6 +28,8 @@ use error::StoreErrorKind as SEK;
 use error::{ParserErrorKind, ParserError};
 use libimagerror::into::IntoError;
 
+type Table = BTreeMap<String, Value>;
+
 pub trait TomlValueExt {
     fn insert_with_sep(&mut self, spec: &str, sep: char, v: Value) -> Result<bool>;
     fn set_with_sep(&mut self, spec: &str, sep: char, v: Value) -> Result<Option<Value>>;
@@ -378,11 +380,10 @@ impl Header for Value {
     }
 
     fn parse(s: &str) -> EntryResult<Value> {
-        use toml::Parser;
+        use toml::de::from_str;
 
-        let mut parser = Parser::new(s);
-        parser.parse()
-            .ok_or(ParserErrorKind::TOMLParserErrors.into())
+        from_str(s)
+            .map_err(|_| ParserErrorKind::TOMLParserErrors.into())
             .and_then(verify_header_consistency)
             .map(Value::Table)
     }
diff --git a/libimagstorestdhook/Cargo.toml b/libimagstorestdhook/Cargo.toml
index eec78cb7..3e70f61a 100644
--- a/libimagstorestdhook/Cargo.toml
+++ b/libimagstorestdhook/Cargo.toml
@@ -14,7 +14,7 @@ repository    = "https://github.com/matthiasbeyer/imag"
 homepage      = "http://imag-pim.org"
 
 [dependencies]
-toml = "0.2.*"
+toml = "^0.4"
 log = "0.3"
 fs2 = "0.3"
 git2 = "0.5"
diff --git a/libimagstorestdhook/src/denylinkeddelete.rs b/libimagstorestdhook/src/denylinkeddelete.rs
index 98f3a01a..6186535a 100644
--- a/libimagstorestdhook/src/denylinkeddelete.rs
+++ b/libimagstorestdhook/src/denylinkeddelete.rs
@@ -26,8 +26,9 @@ use libimagstore::hook::accessor::HookDataAccessorProvider;
 use libimagstore::hook::accessor::NonMutableHookDataAccessor;
 use libimagstore::hook::result::HookResult;
 use libimagstore::store::FileLockEntry;
+use libimagstore::toml_ext::TomlValueExt;
 use libimagentrylink::internal::InternalLinker;
-
+use libimagerror::trace::trace_error;
 
 mod error {
     generate_error_imports!();
@@ -60,17 +61,22 @@ impl Hook for DenyDeletionOfLinkedEntriesHook {
     }
 
     fn set_config(&mut self, v: &Value) {
-        self.abort = match v.lookup("aborting") {
-            Some(&Value::Boolean(b)) => b,
-            Some(_) => {
+        self.abort = match v.read("aborting") {
+            Ok(Some(Value::Boolean(b))) => b,
+            Ok(Some(_)) => {
                 warn!("Configuration error, 'aborting' must be a Boolean (true|false).");
                 warn!("Assuming 'true' now.");
                 true
             },
-            None => {
+            Ok(None) => {
                 warn!("No key 'aborting' - Assuming 'true'");
                 true
             },
+            Err(e) => {
+                error!("Error parsing TOML:");
+                trace_error(&e);
+                false
+            },
         };
     }
 
diff --git a/libimagstorestdhook/src/vcs/git/config.rs b/libimagstorestdhook/src/vcs/git/config.rs
index 0d33c708..4c44db93 100644
--- a/libimagstorestdhook/src/vcs/git/config.rs
+++ b/libimagstorestdhook/src/vcs/git/config.rs
@@ -20,7 +20,9 @@
 use toml::Value;
 
 use libimagerror::into::IntoError;
+use libimagerror::trace::trace_error;
 use libimagstore::storeid::StoreId;
+use libimagstore::toml_ext::TomlValueExt;
 
 use vcs::git::error::GitHookErrorKind as GHEK;
 use vcs::git::error::MapErrInto;
@@ -32,59 +34,72 @@ use git2::Repository;
 
 /// Check the configuration whether we should commit interactively
 pub fn commit_interactive(config: &Value, action: &StoreAction) -> bool {
-    match config.lookup("commit.interactive") {
-        Some(&Value::Boolean(b)) => b,
-        Some(_) => {
+    match config.read("commit.interactive") {
+        Ok(Some(Value::Boolean(b))) => b,
+        Ok(Some(_)) => {
             warn!("Configuration error, 'store.hooks.stdhook_git_{}.commit.interactive' must be a Boolean.",
                   action);
             warn!("Defaulting to commit.interactive = false");
             false
         }
-        None => {
+        Ok(None) => {
             warn!("Unavailable configuration for");
             warn!("\t'store.hooks.stdhook_git_{}.commit.interactive'", action);
             warn!("Defaulting to false");
             false
-        }
+        },
+        Err(e) => {
+            error!("Error parsing TOML:");
+            trace_error(&e);
+            false
+        },
     }
 }
 
 /// Check the configuration whether we should commit with the editor
 fn commit_with_editor(config: &Value, action: &StoreAction) -> bool {
-    match config.lookup("commit.interactive_editor") {
-        Some(&Value::Boolean(b)) => b,
-        Some(_) => {
+    match config.read("commit.interactive_editor") {
+        Ok(Some(Value::Boolean(b))) => b,
+        Ok(Some(_)) => {
             warn!("Configuration error, 'store.hooks.stdhook_git_{}.commit.interactive_editor' must be a Boolean.",
                   action);
             warn!("Defaulting to commit.interactive_editor = false");
             false
         }
-        None => {
+        Ok(None) => {
             warn!("Unavailable configuration for");
             warn!("\t'store.hooks.stdhook_git_{}.commit.interactive_editor'", action);
             warn!("Defaulting to false");
             false
-        }
+        },
+        Err(e) => {
+            error!("Error parsing TOML:");
+            trace_error(&e);
+            false
+        },
     }
 }
 
 /// Get the commit default message
-fn commit_default_msg<'a>(config: &'a Value, action: &'a StoreAction) -> &'a str {
-    match config.lookup("commit.message") {
-        Some(&Value::String(ref b)) => b,
-        Some(_) => {
-            warn!("Configuration error, 'store.hooks.stdhook_git_{}.commit.message' must be a String.",
-                  action);
-            warn!("Defaulting to commit.message = '{}'", action.as_commit_message());
-            action.as_commit_message()
-        }
-        None => {
-            warn!("Unavailable configuration for");
-            warn!("\t'store.hooks.stdhook_git_{}.commit.message'", action);
-            warn!("Defaulting to commit.message = '{}'", action.as_commit_message());
-            action.as_commit_message()
-        }
-    }
+fn commit_default_msg<'a>(config: &'a Value, action: &'a StoreAction) -> Result<String> {
+    config.read("commit.message")
+        .map(|m| match m {
+            Some(Value::String(b)) => String::from(b),
+            Some(_) => {
+                warn!("Configuration error, 'store.hooks.stdhook_git_{}.commit.message' must be a String.",
+                      action);
+                warn!("Defaulting to commit.message = '{}'", action.as_commit_message());
+                String::from(action.as_commit_message())
+            },
+            None => {
+                warn!("Unavailable configuration for");
+                warn!("\t'store.hooks.stdhook_git_{}.commit.message'", action);
+                warn!("Defaulting to commit.message = '{}'", action.as_commit_message());
+                String::from(action.as_commit_message())
+            },
+        })
+        .map_err_into(GHEK::ConfigError)
+
 }
 
 /// Get the commit template
@@ -129,7 +144,7 @@ pub fn commit_message(repo: &Repository, config: &Value, action: StoreAction, id
             Ok(ask_string("Commit Message", None, false, false, None, "> "))
         }
     } else {
-        Ok(String::from(commit_default_msg(config, &action)))
+        commit_default_msg(config, &action)
     }
 }
 
@@ -145,18 +160,20 @@ pub fn abort_on_repo_init_err(cfg: &Value) -> bool {
 pub fn ensure_branch(cfg: Option<&Value>) -> Result<Option<String>> {
     match cfg {
         Some(cfg) => {
-            match cfg.lookup("ensure_branch") {
-                Some(&Value::String(ref s)) => Ok(Some(s.clone())),
-                Some(_) => {
-                    warn!("Configuration error, 'ensure_branch' must be a String.");
-                    Err(GHEK::ConfigTypeError.into_error())
-                        .map_err_into(GHEK::ConfigTypeError)
-                },
-                None => {
-                    debug!("No key `ensure_branch'");
-                    Ok(None)
-                },
-            }
+            cfg.read("ensure_branch")
+                .map_err_into(GHEK::ConfigError)
+                .and_then(|toml| match toml {
+                    Some(Value::String(ref s)) => Ok(Some(s.clone())),
+                    Some(_) => {
+                        warn!("Configuration error, 'ensure_branch' must be a String.");
+                        Err(GHEK::ConfigTypeError.into_error())
+                            .map_err_into(GHEK::ConfigTypeError)
+                    },
+                    None => {
+                        debug!("No key `ensure_branch'");
+                        Ok(None)
+                    },
+                })
         },
         None => Ok(None),
     }
@@ -170,17 +187,22 @@ pub fn do_checkout_ensure_branch(cfg: Option<&Value>) -> bool {
 /// Helper to get a boolean value from the configuration.
 fn get_bool_cfg(cfg: Option<&Value>, name: &str, on_fail: bool, on_unavail: bool) -> bool {
     cfg.map(|cfg| {
-        match cfg.lookup(name) {
-            Some(&Value::Boolean(b)) => b,
-            Some(_) => {
+        match cfg.read(name) {
+            Ok(Some(Value::Boolean(b))) => b,
+            Ok(Some(_)) => {
                 warn!("Configuration error, '{}' must be a Boolean (true|false).", name);
                 warn!("Assuming '{}' now.", on_fail);
                 on_fail
             },
-            None => {
+            Ok(None) => {
                 warn!("No key '{}' - Assuming '{}'", name, on_unavail);
                 on_unavail
             },
+            Err(e) => {
+                error!("Error parsing TOML:");
+                trace_error(&e);
+                false
+            },
         }
     })
     .unwrap_or_else(|| {
@@ -197,19 +219,20 @@ pub fn is_enabled(cfg: &Value) -> bool {
 
 /// Check whether committing is enabled for a hook.
 pub fn committing_is_enabled(cfg: &Value) -> Result<bool> {
-    match cfg.lookup("commit.enabled") {
-        Some(&Value::Boolean(b)) => Ok(b),
-        Some(_) => {
-            warn!("Config setting whether committing is enabled or not has wrong type.");
-            warn!("Expected Boolean");
-            Err(GHEK::ConfigTypeError.into_error())
-        },
-        None => {
-            warn!("No config setting whether committing is enabled or not.");
-            Err(GHEK::NoConfigError.into_error())
-        },
-    }
-    .map_err_into(GHEK::ConfigError)
+    cfg.read("commit.enabled")
+        .map_err_into(GHEK::ConfigError)
+        .and_then(|toml| match toml {
+            Some(Value::Boolean(b)) => Ok(b),
+            Some(_) => {
+                warn!("Config setting whether committing is enabled or not has wrong type.");
+                warn!("Expected Boolean");
+                Err(GHEK::ConfigTypeError.into_error())
+            },
+            None => {
+                warn!("No config setting whether committing is enabled or not.");
+                Err(GHEK::NoConfigError.into_error())
+            },
+        })
 }
 
 pub fn add_wt_changes_before_committing(cfg: &Value) -> bool {