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libimagentryref: Replace read with typed read

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This commit is contained in:
Matthias Beyer 2018-01-12 16:32:18 +01:00
parent e9ae81a2ce
commit a34cae03e5
3 changed files with 13 additions and 28 deletions
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8
lib/entry/libimagentryref/src/flags.rs
View file

@ -38,12 +38,8 @@ 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> {
use toml_query::read::TomlValueReadExt;
v.read(key)?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))?
.as_bool()
.ok_or(REK::HeaderTypeError.into())
use toml_query::read::TomlValueReadTypeExt;
v.read_bool(key)?.ok_or(RE::from_kind(REK::HeaderFieldMissingError))
}
Ok(RefFlags {

25
lib/entry/libimagentryref/src/reference.rs
View file

@ -29,7 +29,7 @@ use libimagentryutil::isa::Is;
use libimagentryutil::isa::IsKindHeaderPathProvider;
use toml::Value;
use toml_query::read::TomlValueReadExt;
use toml_query::read::TomlValueReadTypeExt;
use toml_query::set::TomlValueSetExt;
use error::RefErrorKind as REK;
@ -152,11 +152,8 @@ impl Ref for Entry {
/// custom Hasher instance.
fn get_stored_hash_with_hasher<H: Hasher>(&self, h: &H) -> Result<String> {
self.get_header()
.read(&format!("ref.content_hash.{}", h.hash_name())[..])?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))?
.as_str()
.map(String::from)
.ok_or(RE::from_kind(REK::HeaderTypeError))
.read_string(&format!("ref.content_hash.{}", h.hash_name())[..])?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))
}
/// Get the hash of the link target by reading the link target and hashing the contents
@ -210,13 +207,9 @@ impl Ref for Entry {
fn fs_link_valid_permissions(&self) -> Result<bool> {
self
.get_header()
.read("ref.permissions.ro")
.chain_err(|| REK::HeaderFieldReadError)
.and_then(|ro| {
ro.ok_or(RE::from_kind(REK::HeaderFieldMissingError))?
.as_bool()
.ok_or(RE::from_kind(REK::HeaderTypeError))
})
.read_bool("ref.permissions.ro")
.chain_err(|| REK::HeaderFieldReadError)?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))
.and_then(|ro| self.get_current_permissions().map(|perm| ro == perm.readonly()))
.chain_err(|| REK::RefTargetCannotReadPermissions)
}
@ -256,11 +249,9 @@ impl Ref for Entry {
/// Get the path of the file which is reffered to by this Ref
fn fs_file(&self) -> Result<PathBuf> {
self.get_header()
.read("ref.path")?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))?
.as_str()
.read_string("ref.path")?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))
.map(PathBuf::from)
.ok_or(RE::from_kind(REK::HeaderTypeError))
}
/// Re-find a referenced file

8
lib/entry/libimagentryref/src/util.rs
View file

@ -25,7 +25,7 @@ use error::Result;
use libimagstore::store::Entry;
use toml_query::read::TomlValueReadExt;
use toml_query::read::TomlValueReadTypeExt;
/// Creates a Hash from a PathBuf by making the PathBuf absolute and then running a hash
/// algorithm on it
@ -45,10 +45,8 @@ pub fn hash_path(pb: &PathBuf) -> Result<String> {
/// Read the reference from a file
pub fn read_reference(refentry: &Entry) -> Result<PathBuf> {
refentry.get_header()
.read("ref.path")?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))?
.as_str()
.ok_or(RE::from_kind(REK::HeaderTypeError))
.read_string("ref.path")?
.ok_or(RE::from_kind(REK::HeaderFieldMissingError))
.map(PathBuf::from)
}