feat: add a validate subcommand to wdl bin

wdl/src/bin/wdl.rs

@@ -30,6 +30,7 @@ use wdl::ast::Validator;
 use wdl::lint::LintVisitor;
 use wdl::util::analyze;
 use wdl::util::run;
+use wdl::util::validate_inputs;
 use wdl_ast::Node;
 use wdl_ast::Severity;
 use wdl_doc::document_workspace;
@@ -326,6 +327,26 @@ impl DocCommand {
     }
 }
 
+/// Validates an input JSON file against a WDL task or workflow.
+#[derive(Args)]
+#[clap(disable_version_flag = true)]
+pub struct ValidateCommand {
+    /// The path or URL to the source WDL file.
+    #[clap(value_name = "PATH or URL")]
+    pub document: String,
+
+    /// The path to the inputs file.
+    #[clap(value_name = "INPUTS")]
+    pub inputs: PathBuf,
+}
+
+impl ValidateCommand {
+    /// Executes the `validate` subcommand.
+    async fn exec(self) -> Result<()> {
+        validate_inputs(self.document, self.inputs).await
+    }
+}
+
 /// Runs a WDL workflow or task using local execution.
 #[derive(Args)]
 #[clap(disable_version_flag = true)]
@@ -419,6 +440,9 @@ enum Command {
     /// Documents a workspace.
     Doc(DocCommand),
 
+    /// Validates an input file.
+    Validate(ValidateCommand),
+
     /// Runs a workflow or task.
     Run(RunCommand),
 }
@@ -441,6 +465,7 @@ async fn main() -> Result<()> {
         Command::Analyze(cmd) => cmd.exec().await,
         Command::Format(cmd) => cmd.exec().await,
         Command::Doc(cmd) => cmd.exec().await,
+        Command::Validate(cmd) => cmd.exec().await,
         Command::Run(cmd) => cmd.exec().await,
     } {
         eprintln!(