pkgx -Q dumps all programs

Author: mxcl

crates/cli/src/query.rs

@@ -1,23 +1,32 @@
 use std::error::Error;
 
 use libpkgx::pantry_db;
-use rusqlite::Connection;
+use rusqlite::{params, Connection};
 
 pub fn query(args: &Vec<String>, silent: bool, conn: &Connection) -> Result<(), Box<dyn Error>> {
-    let mut fail = false;
-    for arg in args {
-        let projects = pantry_db::which(arg, conn)?;
-        if projects.is_empty() && silent {
+    if args.is_empty() {
+        let mut stmt = conn.prepare("SELECT program FROM provides")?;
+        let mut rows = stmt.query(params![])?;
+        while let Some(row) = rows.next()? {
+            let program: String = row.get(0)?;
+            println!("{}", program);
+        }
+    } else {
+        let mut fail = false;
+        for arg in args {
+            let projects = pantry_db::which(arg, conn)?;
+            if projects.is_empty() && silent {
+                std::process::exit(1);
+            } else if projects.is_empty() {
+                println!("{} not found", arg);
+                fail = true;
+            } else if !silent {
+                println!("{}", projects.join(", "));
+            }
+        }
+        if fail {
             std::process::exit(1);
-        } else if projects.is_empty() {
-            println!("{} not found", arg);
-            fail = true;
-        } else if !silent {
-            println!("{}", projects.join(", "));
         }
     }
-    if fail {
-        std::process::exit(1);
-    }
     Ok(())
 }