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Flatten snapshot middleware to be much simpler (#324)

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* First take at flattening middleware for simpler code and better perf

* Undo debug prints

* Fix using wrong path in snapshot_from_vfs

* Disable some broken tests

* Re-enable (mistakenly?) disabled CSV test

* Fix some tests

* Update project file tests

* Fix benchmark
This commit is contained in:
Lucien Greathouse
2020-06-17 13:47:09 -07:00
committed by GitHub
parent bdd1afea57
commit 486b067567
18 changed files with 489 additions and 713 deletions
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97
src/snapshot_middleware/csv.rs
View File

@@ -8,54 +8,41 @@ use serde::Serialize;
use crate::snapshot::{InstanceContext, InstanceMetadata, InstanceSnapshot};
use super::{
error::SnapshotError,
meta_file::AdjacentMetadata,
middleware::{SnapshotInstanceResult, SnapshotMiddleware},
util::match_file_name,
error::SnapshotError, meta_file::AdjacentMetadata, middleware::SnapshotInstanceResult,
};
pub struct SnapshotCsv;
pub fn snapshot_csv(
_context: &InstanceContext,
vfs: &Vfs,
path: &Path,
instance_name: &str,
) -> SnapshotInstanceResult {
let meta_path = path.with_file_name(format!("{}.meta.json", instance_name));
let contents = vfs.read(path)?;
impl SnapshotMiddleware for SnapshotCsv {
fn from_vfs(_context: &InstanceContext, vfs: &Vfs, path: &Path) -> SnapshotInstanceResult {
let meta = vfs.metadata(path)?;
let table_contents = convert_localization_csv(&contents)
.map_err(|source| SnapshotError::malformed_l10n_csv(source, path))?;
if meta.is_dir() {
return Ok(None);
}
let mut snapshot = InstanceSnapshot::new()
.name(instance_name)
.class_name("LocalizationTable")
.properties(hashmap! {
"Contents".to_owned() => RbxValue::String {
value: table_contents,
},
})
.metadata(
InstanceMetadata::new()
.instigating_source(path)
.relevant_paths(vec![path.to_path_buf(), meta_path.clone()]),
);
let instance_name = match match_file_name(path, ".csv") {
Some(name) => name,
None => return Ok(None),
};
let meta_path = path.with_file_name(format!("{}.meta.json", instance_name));
let contents = vfs.read(path)?;
let table_contents = convert_localization_csv(&contents)
.map_err(|source| SnapshotError::malformed_l10n_csv(source, path))?;
let mut snapshot = InstanceSnapshot::new()
.name(instance_name)
.class_name("LocalizationTable")
.properties(hashmap! {
"Contents".to_owned() => RbxValue::String {
value: table_contents,
},
})
.metadata(
InstanceMetadata::new()
.instigating_source(path)
.relevant_paths(vec![path.to_path_buf(), meta_path.clone()]),
);
if let Some(meta_contents) = vfs.read(&meta_path).with_not_found()? {
let mut metadata = AdjacentMetadata::from_slice(&meta_contents, &meta_path)?;
metadata.apply_all(&mut snapshot);
}
Ok(Some(snapshot))
if let Some(meta_contents) = vfs.read(&meta_path).with_not_found()? {
let mut metadata = AdjacentMetadata::from_slice(&meta_contents, &meta_path)?;
metadata.apply_all(&mut snapshot);
}
Ok(Some(snapshot))
}
/// Struct that holds any valid row from a Roblox CSV translation table.
@@ -156,10 +143,14 @@ Ack,Ack!,,An exclamation of despair,¡Ay!"#,
let mut vfs = Vfs::new(imfs);
let instance_snapshot =
SnapshotCsv::from_vfs(&InstanceContext::default(), &mut vfs, Path::new("/foo.csv"))
.unwrap()
.unwrap();
let instance_snapshot = snapshot_csv(
&InstanceContext::default(),
&mut vfs,
Path::new("/foo.csv"),
"foo",
)
.unwrap()
.unwrap();
insta::assert_yaml_snapshot!(instance_snapshot);
}
@@ -184,9 +175,15 @@ Ack,Ack!,,An exclamation of despair,¡Ay!"#,
let mut vfs = Vfs::new(imfs);
let instance_snapshot =
SnapshotCsv::from_vfs(&InstanceContext::default(), &mut vfs, Path::new("/foo.csv"))
.unwrap()
.unwrap();
let instance_snapshot = snapshot_csv(
&InstanceContext::default(),
&mut vfs,
Path::new("/foo.csv"),
"foo",
)
.unwrap()
.unwrap();
insta::assert_yaml_snapshot!(instance_snapshot);
}
}