diff options
author | Matthias Beyer <mail@beyermatthias.de> | 2016-02-03 16:18:38 +0100 |
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committer | Matthias Beyer <mail@beyermatthias.de> | 2016-02-03 16:39:05 +0100 |
commit | 12443f631bf3ccc6ccb09d60ec59e837cee62400 (patch) | |
tree | 41eb862183b1d3d38f6f8ab33128d8d6229c126a /libimagentryfilter | |
parent | 34e62aaade1a34ca273e8190c6f5fbaff8591346 (diff) |
Add builtin header check: Field is type
Diffstat (limited to 'libimagentryfilter')
-rw-r--r-- | libimagentryfilter/src/builtin/header/field_istype.rs | 62 | ||||
-rw-r--r-- | libimagentryfilter/src/builtin/header/mod.rs | 1 |
2 files changed, 63 insertions, 0 deletions
diff --git a/libimagentryfilter/src/builtin/header/field_istype.rs b/libimagentryfilter/src/builtin/header/field_istype.rs new file mode 100644 index 00000000..23191611 --- /dev/null +++ b/libimagentryfilter/src/builtin/header/field_istype.rs @@ -0,0 +1,62 @@ +use libimagstore::store::Entry; + +use builtin::header::field_path::FieldPath; +use filter::Filter; + +use toml::Value; + +pub enum Type { + Array, + Boolean, + Float, + Integer, + None, + String, + Table, +} + +impl Type { + + fn matches(&self, v: &Value) -> bool { + match (self, v) { + (&Type::String, &Value::String(_)) => true, + (&Type::Integer, &Value::Integer(_)) => true, + (&Type::Float, &Value::Float(_)) => true, + (&Type::Boolean, &Value::Boolean(_)) => true, + (&Type::Array, &Value::Array(_)) => true, + (&Type::Table, &Value::Table(_)) => true, + _ => false, + } + } + +} + +pub struct FieldIsType { + header_field_path: FieldPath, + expected_type: Type, +} + +impl FieldIsType { + + pub fn new(path: FieldPath, expected_type: Type) -> FieldIsType { + FieldIsType { + header_field_path: path, + expected_type: expected_type, + } + } + +} + +impl Filter for FieldIsType { + + fn filter(&self, e: &Entry) -> bool { + let header = e.get_header(); + self.header_field_path + .walk(header) + .map(|v| self.expected_type.matches(&v)) + .unwrap_or(false) + } + +} + + diff --git a/libimagentryfilter/src/builtin/header/mod.rs b/libimagentryfilter/src/builtin/header/mod.rs index c42547df..1dd2cb69 100644 --- a/libimagentryfilter/src/builtin/header/mod.rs +++ b/libimagentryfilter/src/builtin/header/mod.rs @@ -1,4 +1,5 @@ pub mod field_eq; pub mod field_grep; +pub mod field_istype; pub mod field_path; |