feat: define basic structures and implement TimeFilter (GreptimeTeam#…

…5086) * feat: define basic structures and implement TimeFilter Signed-off-by: Ruihang Xia <[email protected]> * document column filter Signed-off-by: Ruihang Xia <[email protected]> * define context Signed-off-by: Ruihang Xia <[email protected]> * change variable name to avoid typo checker Signed-off-by: Ruihang Xia <[email protected]> * change error referring style Signed-off-by: Ruihang Xia <[email protected]> * refine context definition Signed-off-by: Ruihang Xia <[email protected]> --------- Signed-off-by: Ruihang Xia <[email protected]>
lyang24 · Dec 4, 2024 · 5092f5f · 5092f5f
1 parent ff4c153
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diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -40,6 +40,7 @@ members = [
     "src/flow",
     "src/frontend",
     "src/index",
+    "src/log-query",
     "src/log-store",
     "src/meta-client",
     "src/meta-srv",

diff --git a/src/log-query/Cargo.toml b/src/log-query/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "log-query"
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+
+[lints]
+workspace = true
+
+[dependencies]
+chrono.workspace = true
+common-error.workspace = true
+common-macro.workspace = true
+snafu.workspace = true
+table.workspace = true
diff --git a/src/log-query/src/error.rs b/src/log-query/src/error.rs
@@ -0,0 +1,46 @@
+// Copyright 2023 Greptime Team
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use std::any::Any;
+
+use common_error::ext::ErrorExt;
+use common_macro::stack_trace_debug;
+use snafu::Snafu;
+
+use crate::TimeFilter;
+
+#[derive(Snafu)]
+#[snafu(visibility(pub))]
+#[stack_trace_debug]
+pub enum Error {
+    #[snafu(display("Invalid time filter: {filter:?}"))]
+    InvalidTimeFilter { filter: TimeFilter },
+
+    #[snafu(display("Invalid date format: {input}"))]
+    InvalidDateFormat { input: String },
+
+    #[snafu(display("Invalid span format: {input}"))]
+    InvalidSpanFormat { input: String },
+
+    #[snafu(display("End time {end} is before start time {start}"))]
+    EndBeforeStart { start: String, end: String },
+}
+
+impl ErrorExt for Error {
+    fn as_any(&self) -> &dyn Any {
+        self
+    }
+}
+
+pub type Result<T> = std::result::Result<T, Error>;
diff --git a/src/log-query/src/lib.rs b/src/log-query/src/lib.rs
@@ -0,0 +1,18 @@
+// Copyright 2023 Greptime Team
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+pub mod error;
+mod log_query;
+
+pub use log_query::*;