Abolish a bool, and the double negatives it rode in on

Signed-off-by: itowlson <ivan.towlson@fermyon.com>

Author: itowlson

crates/build/src/lib.rs

@@ -19,7 +19,7 @@ use crate::manifest::component_build_configs;
 pub async fn build(
     manifest_file: &Path,
     component_ids: &[String],
-    skip_target_checks: bool,
+    target_checks: TargetChecking,
     cache_root: Option<PathBuf>,
 ) -> Result<()> {
     let build_info = component_build_configs(manifest_file)
@@ -42,7 +42,7 @@ pub async fn build(
         // Checking deployment targets requires a healthy manifest (because trigger types etc.),
         // if any of these were specified, warn they are being skipped.
         let should_have_checked_targets =
-            !skip_target_checks && build_info.has_deployment_targets();
+            target_checks.check() && build_info.has_deployment_targets();
         if should_have_checked_targets {
             terminal::warn!(
                 "The manifest error(s) prevented Spin from checking the deployment targets."
@@ -59,7 +59,7 @@ pub async fn build(
         return Ok(());
     };
 
-    if !skip_target_checks {
+    if target_checks.check() {
         let application = spin_environments::ApplicationToValidate::new(
             manifest.clone(),
             manifest_file.parent().unwrap(),
@@ -207,6 +207,21 @@ fn construct_workdir(app_dir: &Path, workdir: Option<impl AsRef<Path>>) -> Resul
     Ok(cwd)
 }
 
+/// Specifies target environment checking behaviour
+pub enum TargetChecking {
+    /// The build should check that all components are compatible with all target environments.
+    Check,
+    /// The build should not check target environments.
+    Skip,
+}
+
+impl TargetChecking {
+    /// Should the build check target environments?
+    fn check(&self) -> bool {
+        matches!(self, Self::Check)
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -219,6 +234,8 @@ mod tests {
     #[tokio::test]
     async fn can_load_even_if_trigger_invalid() {
         let bad_trigger_file = test_data_root().join("bad_trigger.toml");
-        build(&bad_trigger_file, &[], true, None).await.unwrap();
+        build(&bad_trigger_file, &[], TargetChecking::Skip, None)
+            .await
+            .unwrap();
     }
 }

src/commands/build.rs

@@ -56,7 +56,7 @@ impl BuildCommand {
         spin_build::build(
             &manifest_file,
             &self.component_id,
-            self.skip_target_checks,
+            self.target_checking(),
             None,
         )
         .await?;
@@ -75,4 +75,12 @@ impl BuildCommand {
             Ok(())
         }
     }
+
+    fn target_checking(&self) -> spin_build::TargetChecking {
+        if self.skip_target_checks {
+            spin_build::TargetChecking::Skip
+        } else {
+            spin_build::TargetChecking::Check
+        }
+    }
 }

src/commands/registry.rs

@@ -84,7 +84,13 @@ impl Push {
         notify_if_nondefault_rel(&app_file, distance);
 
         if self.build {
-            spin_build::build(&app_file, &[], false, self.cache_dir.clone()).await?;
+            spin_build::build(
+                &app_file,
+                &[],
+                spin_build::TargetChecking::Skip,
+                self.cache_dir.clone(),
+            )
+            .await?;
         }
 
         let annotations = if self.annotations.is_empty() {

src/commands/up/app_source.rs

@@ -58,7 +58,15 @@ impl AppSource {
 
     pub async fn build(&self, cache_root: &Option<PathBuf>) -> anyhow::Result<()> {
         match self {
-            Self::File(path) => spin_build::build(path, &[], false, cache_root.clone()).await,
+            Self::File(path) => {
+                spin_build::build(
+                    path,
+                    &[],
+                    spin_build::TargetChecking::Skip,
+                    cache_root.clone(),
+                )
+                .await
+            }
             _ => Ok(()),
         }
     }