fix: When checking for changes to the cache, check for external packages.

kclvm/cmd/src/test_data/cache/main/kcl.mod

@@ -0,0 +1,6 @@
+[package]
+name = "main"
+edition = "0.0.1"
+version = "0.0.1"
+
+[dependencies]

kclvm/cmd/src/test_data/cache/main/main.k

@@ -0,0 +1,5 @@
+import kcl1
+The_first_kcl_program = kcl1.kcl1
+kcl1_schema = kcl1.Kcl1 {
+    name = "kcl1",
+}

kclvm/cmd/src/test_data/cache/main/main.k.v1

@@ -0,0 +1,2 @@
+import kcl1
+The_first_kcl_program = kcl1.kcl1

kclvm/cmd/src/test_data/cache/main/main.k.v2

@@ -0,0 +1,5 @@
+import kcl1
+The_first_kcl_program = kcl1.kcl1
+kcl1_schema = kcl1.Kcl1 {
+    name = "kcl1",
+}

kclvm/cmd/src/test_data/cache/v1/kcl1/kcl.mod

@@ -0,0 +1,6 @@
+[package]
+name = "kcl1"
+edition = "0.0.1"
+version = "0.0.1"
+
+[dependencies]

kclvm/cmd/src/test_data/cache/v1/kcl1/main.k

@@ -0,0 +1 @@
+kcl1 = 1

kclvm/cmd/src/test_data/cache/v2/kcl1/kcl.mod

@@ -0,0 +1,6 @@
+[package]
+name = "kcl1"
+edition = "0.0.1"
+version = "0.0.1"
+
+[dependencies]

kclvm/cmd/src/test_data/cache/v2/kcl1/main.k

@@ -0,0 +1,4 @@
+schema Kcl1:
+    name: str
+
+kcl1 = 1

kclvm/cmd/src/tests.rs

@@ -226,6 +226,51 @@ fn test_run_command_with_konfig() {
     }
 }
 
+#[test]
+fn test_load_cache_with_different_pkg() {
+    let main_path = PathBuf::from("./src/test_data/cache/main/main.k");
+    let main_v1_path = PathBuf::from("./src/test_data/cache/main/main.k.v1");
+    let main_v2_path = PathBuf::from("./src/test_data/cache/main/main.k.v2");
+    let kcl1_v1_path = PathBuf::from("./src/test_data/cache/v1/kcl1");
+    let kcl1_v2_path = PathBuf::from("./src/test_data/cache/v2/kcl1");
+
+    // Copy the content from main.k.v1 to main.k
+    fs::copy(main_v1_path, &main_path).unwrap();
+    let matches = app().get_matches_from(&[
+        ROOT_CMD,
+        "run",
+        main_path.to_str().unwrap(),
+        "-E",
+        format!("kcl1={}", kcl1_v1_path.display()).as_str(),
+    ]);
+
+    let matches = matches.subcommand_matches("run").unwrap();
+    let mut buf = Vec::new();
+    run_command(matches, &mut buf).unwrap();
+    assert_eq!(
+        String::from_utf8(buf).unwrap(),
+        "The_first_kcl_program: 1\n"
+    );
+
+    // Copy the content from main.k.v2 to main.k
+    fs::copy(main_v2_path, &main_path).unwrap();
+    let matches = app().get_matches_from(&[
+        ROOT_CMD,
+        "run",
+        main_path.to_str().unwrap(),
+        "-E",
+        format!("kcl1={}", kcl1_v2_path.display()).as_str(),
+    ]);
+
+    let matches = matches.subcommand_matches("run").unwrap();
+    let mut buf = Vec::new();
+    run_command(matches, &mut buf).unwrap();
+    assert_eq!(
+        String::from_utf8(buf).unwrap(),
+        "The_first_kcl_program: 1\nkcl1_schema:\n  name: kcl1\n"
+    );
+}
+
 /// rust crate [`gag`]: https://crates.io/crates/gag
 /// allows redirecting stderr or stdout either to a file or to nothing,
 /// but it only works on unix systems.

kclvm/config/Cargo.toml

@@ -22,4 +22,5 @@ anyhow = "1.0"
 
 kclvm-version = {path = "../version"}
 kclvm-utils = {path = "../utils"}
+kclvm-ast = {path = "../ast"}
 dirs = "5.0.0"

kclvm/config/src/cache.rs

@@ -4,6 +4,7 @@ use super::modfile::KCL_FILE_SUFFIX;
 use crypto::digest::Digest;
 use crypto::md5::Md5;
 use fslock::LockFile;
+use kclvm_utils::pkgpath::parse_external_pkg_name;
 use serde::{de::DeserializeOwned, Serialize};
 use std::collections::HashMap;
 use std::error;
@@ -35,7 +36,13 @@ impl Default for CacheOption {
 }
 
 /// Load pkg cache.
-pub fn load_pkg_cache<T>(root: &str, target: &str, pkgpath: &str, option: CacheOption) -> Option<T>
+pub fn load_pkg_cache<T>(
+    root: &str,
+    target: &str,
+    pkgpath: &str,
+    option: CacheOption,
+    external_pkgs: &HashMap<String, String>,
+) -> Option<T>
 where
     T: DeserializeOwned + Default,
 {
@@ -48,7 +55,13 @@ where
         } else {
             // Compare the md5 using cache
             let real_path = get_pkg_realpath_from_pkgpath(root, pkgpath);
-            if Path::new(&real_path).exists() {
+            // If the file exists and it is an internal package or an external package,
+            // Check the cache info.
+            let pkg_name = parse_external_pkg_name(pkgpath).ok()?;
+            if Path::new(&real_path).exists()
+                || (external_pkgs.get(&pkg_name).is_some()
+                    && Path::new(external_pkgs.get(&pkg_name).unwrap()).exists())
+            {
                 let cache_info = read_info_cache(root, target, Some(&option.cache_dir));
                 let relative_path = real_path.replacen(root, ".", 1);
                 match cache_info.get(&relative_path) {

kclvm/parser/src/lib.rs

@@ -21,6 +21,8 @@ use kclvm_config::modfile::{
 use kclvm_error::{ErrorKind, Message, Position, Style};
 use kclvm_sema::plugin::PLUGIN_MODULE_PREFIX;
 use kclvm_utils::path::PathPrefix;
+use kclvm_utils::pkgpath::parse_external_pkg_name;
+use kclvm_utils::pkgpath::rm_external_pkg_name;
 
 use lexer::parse_token_streams;
 use parser::Parser;
@@ -758,34 +760,3 @@ impl Loader {
         std::path::Path::new(path).exists()
     }
 }
-
-/// Remove the external package name prefix from the current import absolute path.
-///
-/// # Note
-/// [`rm_external_pkg_name`] just remove the prefix of the import path,
-/// so it can't distinguish whether the current path is an internal package or an external package.
-///
-/// # Error
-/// An error is returned if an empty string is passed in.
-pub fn rm_external_pkg_name(pkgpath: &str) -> Result<String, String> {
-    Ok(pkgpath
-        .to_string()
-        .trim_start_matches(parse_external_pkg_name(pkgpath)?.as_str())
-        .to_string())
-}
-
-/// Remove the external package name prefix from the current import absolute path.
-///
-/// # Note
-/// [`rm_external_pkg_name`] just remove the prefix of the import path,
-/// so it can't distinguish whether the current path is an internal package or an external package.
-///
-/// # Error
-/// An error is returned if an empty string is passed in.
-pub fn parse_external_pkg_name(pkgpath: &str) -> Result<String, String> {
-    let mut names = pkgpath.splitn(2, '.');
-    match names.next() {
-        Some(it) => Ok(it.to_string()),
-        None => Err(format!("Invalid external package name `{}`", pkgpath)),
-    }
-}

kclvm/runner/src/assembler.rs

@@ -188,6 +188,7 @@ pub(crate) struct KclvmAssembler {
     entry_file: String,
     single_file_assembler: KclvmLibAssembler,
     target: String,
+    external_pkgs: HashMap<String, String>,
 }
 
 impl KclvmAssembler {
@@ -199,13 +200,15 @@ impl KclvmAssembler {
         scope: ProgramScope,
         entry_file: String,
         single_file_assembler: KclvmLibAssembler,
+        external_pkgs: HashMap<String, String>,
     ) -> Self {
         Self {
             program,
             scope,
             entry_file,
             single_file_assembler,
             target: env!("KCLVM_DEFAULT_TARGET").to_string(),
+            external_pkgs,
         }
     }
 
@@ -326,8 +329,13 @@ impl KclvmAssembler {
                     assembler.assemble(&compile_prog, import_names, &code_file, &code_file_path)
                 } else {
                     // Read the lib path cache
-                    let file_relative_path: Option<String> =
-                        load_pkg_cache(root, &target, &pkgpath, CacheOption::default());
+                    let file_relative_path: Option<String> = load_pkg_cache(
+                        root,
+                        &target,
+                        &pkgpath,
+                        CacheOption::default(),
+                        &self.external_pkgs,
+                    );
                     let file_abs_path = match file_relative_path {
                         Some(file_relative_path) => {
                             let path = if file_relative_path.starts_with('.') {

kclvm/runner/src/lib.rs

@@ -204,6 +204,7 @@ pub fn execute(
         scope,
         temp_entry_file.clone(),
         KclvmLibAssembler::LLVM,
+        args.get_package_maps_from_external_pkg(),
     )
     .gen_libs();
 

kclvm/runner/src/tests.rs

@@ -218,6 +218,7 @@ fn gen_assembler(entry_file: &str, test_kcl_case_path: &str) -> KclvmAssembler {
         scope,
         entry_file.to_string(),
         KclvmLibAssembler::LLVM,
+        HashMap::new(),
     )
 }
 
@@ -386,7 +387,7 @@ fn test_clean_path_for_genlibs() {
             .to_string(),
     );
     let scope = resolve_program(&mut prog);
-    let assembler = KclvmAssembler::new(prog, scope, String::new(), KclvmLibAssembler::LLVM);
+    let assembler = KclvmAssembler::new(prog, scope, String::new(), KclvmLibAssembler::LLVM, HashMap::new());
 
     let temp_dir = tempdir().unwrap();
     let temp_dir_path = temp_dir.path().to_str().unwrap();

kclvm/tools/src/LSP/Cargo.toml

@@ -26,6 +26,7 @@ kclvm-driver = {path = "../../../driver"}
 kclvm-parser = {path = "../../../parser"}
 kclvm-sema = {path = "../../../sema"}
 kclvm-ast = {path = "../../../ast"}
+kclvm-utils = {path = "../../../utils"}
 compiler_base_session = {path = "../../../../compiler_base/session"}
 
 lsp-server = { version = "0.6.0", default-features = false }

kclvm/tools/src/LSP/src/util.rs

@@ -9,8 +9,9 @@ use kclvm_driver::kpm_metadata::fetch_metadata;
 use kclvm_driver::{get_kcl_files, lookup_compile_unit};
 use kclvm_error::Diagnostic;
 use kclvm_error::Position as KCLPos;
-use kclvm_parser::{load_program, rm_external_pkg_name, ParseSession};
+use kclvm_parser::{load_program, ParseSession};
 use kclvm_sema::resolver::{resolve_program, scope::ProgramScope};
+use kclvm_utils::pkgpath::rm_external_pkg_name;
 use lsp_types::Url;
 use parking_lot::{RwLock, RwLockReadGuard};
 use ra_ap_vfs::{FileId, Vfs};

kclvm/utils/src/lib.rs

@@ -1 +1,2 @@
 pub mod path;
+pub mod pkgpath;

kclvm/utils/src/pkgpath.rs

@@ -0,0 +1,32 @@
+//! This file primarily offers utils for working with kcl package paths.
+
+/// Remove the external package name prefix from the current import absolute path.
+///
+/// # Note
+/// [`rm_external_pkg_name`] just remove the prefix of the import path,
+/// so it can't distinguish whether the current path is an internal package or an external package.
+///
+/// # Error
+/// An error is returned if an empty string is passed in.
+pub fn rm_external_pkg_name(pkgpath: &str) -> Result<String, String> {
+    Ok(pkgpath
+        .to_string()
+        .trim_start_matches(parse_external_pkg_name(pkgpath)?.as_str())
+        .to_string())
+}
+
+/// Remove the external package name prefix from the current import absolute path.
+///
+/// # Note
+/// [`rm_external_pkg_name`] just remove the prefix of the import path,
+/// so it can't distinguish whether the current path is an internal package or an external package.
+///
+/// # Error
+/// An error is returned if an empty string is passed in.
+pub fn parse_external_pkg_name(pkgpath: &str) -> Result<String, String> {
+    let mut names = pkgpath.splitn(2, '.');
+    match names.next() {
+        Some(it) => Ok(it.to_string()),
+        None => Err(format!("Invalid external package name `{}`", pkgpath)),
+    }
+}