normalize special chars in source name (#4118)

* normalize special chars in source name

* changie

GitOrigin-RevId: 8842b32fedb190fa590bab06eb3b1f4cd67ab025

Author: wizardxz

.changes/unreleased/Fixes-20250624-225048.yaml

@@ -0,0 +1,3 @@
+kind: Fixes
+body: normalize special chars in source name
+time: 2025-06-24T22:50:48.789051813-07:00

crates/dbt-parser/src/resolve/resolve_properties.rs

@@ -105,6 +105,7 @@ impl MinimalProperties {
                         );
                     }
 
+                    validate_resource_name(&source.name)?;
                     for table in tables.iter() {
                         let minimum_table_value = into_typed_with_jinja::<MinimalTableValue, _>(
                             Some(io_args),
@@ -136,10 +137,7 @@ impl MinimalProperties {
                             self.source_tables.insert(
                                 key,
                                 MinimalPropertiesEntry {
-                                    name: validate_resource_name(&format!(
-                                        "{}.{}",
-                                        source.name, minimum_table_value.name
-                                    ))?,
+                                    name: minimum_table_value.name,
                                     relative_path: properties_path.to_path_buf(),
                                     schema_value: schema_value.clone(),
                                     table_value: Some(table.clone()), // Store table separately

crates/dbt-parser/src/resolve/resolve_sources.rs

@@ -17,6 +17,7 @@ use dbt_schemas::schemas::properties::{SourceProperties, Tables};
 use dbt_schemas::schemas::{CommonAttributes, DbtSource};
 use dbt_schemas::state::{DbtAsset, DbtPackage, ModelStatus, RefsAndSourcesTracker};
 use minijinja::Value as MinijinjaValue;
+use regex::Regex;
 use std::collections::BTreeMap;
 use std::collections::HashMap;
 use std::sync::Arc;
@@ -45,6 +46,8 @@ pub fn resolve_sources(
     let mut disabled_sources: HashMap<String, Arc<DbtSource>> = HashMap::new();
     let package_name = package.dbt_project.name.as_ref();
 
+    let special_chars = Regex::new(r"[^a-zA-Z0-9_]").unwrap();
+
     let local_project_config = init_project_config(
         io_args,
         &package.dbt_project.sources,
@@ -104,7 +107,11 @@ pub fn resolve_sources(
             .enabled
             .unwrap_or(source_properties_config.get_enabled().unwrap_or(true));
 
-        let unique_id = format!("source.{}.{}.{}", &package_name, source_name, &table_name);
+        let normalized_table_name = special_chars.replace_all(&table_name, "__");
+        let unique_id = format!(
+            "source.{}.{}.{}",
+            &package_name, source_name, &normalized_table_name
+        );
         let fqn = get_node_fqn(
             package_name,
             mpe.relative_path.clone(),