From 34d0e8f40df4ec67718de673645bd443a8674375 Mon Sep 17 00:00:00 2001
From: clux <sszynrae@gmail.com>
Date: Tue, 19 Sep 2023 09:58:42 +0100
Subject: [PATCH 1/3] Allow not passing a query string (for unfiltered)

`cat json | yq` worked with python-yq by defaulting the filter to '.'

to be able to hotswap we should allow this also

Signed-off-by: clux <sszynrae@gmail.com>
---
 test/yq.test.bats | 2 +-
 yq.rs             | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/test/yq.test.bats b/test/yq.test.bats
index b88df9a..a179a54 100644
--- a/test/yq.test.bats
+++ b/test/yq.test.bats
@@ -47,7 +47,7 @@
     skip # ci is fun
   fi
   run yq
-  [ "$status" -eq 2 ]
+  [ "$status" -eq 1 ]
 }
 
 @test "toml" {
diff --git a/yq.rs b/yq.rs
index 0109ed6..da8e25d 100644
--- a/yq.rs
+++ b/yq.rs
@@ -69,8 +69,10 @@ struct Args {
     in_place: bool,
 
     /// Query to be sent to jq (see https://jqlang.github.io/jq/manual/)
+    ///
+    /// Default "."
     #[arg()]
-    jq_query: String,
+    jq_query: Option<String>,
 
     /// Optional file to read (instead of stdin) in the chosen --input format
     #[arg()]
@@ -105,7 +107,7 @@ struct Args {
 
 impl Args {
     fn jq_args(&self) -> Vec<String> {
-        let mut args = vec![self.jq_query.clone()];
+        let mut args = vec![self.jq_query.clone().unwrap_or_else(|| ".".into())];
         if self.compact_output {
             args.push("-c".into());
         }
@@ -292,7 +294,7 @@ mod test {
     fn file_input_both_outputs() -> Result<()> {
         init_env_tracing_stderr()?;
         let mut args = Args {
-            jq_query: ".[2].metadata".into(),
+            jq_query: Some(".[2].metadata".into()),
             compact_output: true,
             output: Output::Jq,
             file: Some("test/deploy.yaml".into()),

From 297538a72ce834c7fee6f259f8e67d08736f6bfe Mon Sep 17 00:00:00 2001
From: clux <sszynrae@gmail.com>
Date: Tue, 19 Sep 2023 10:01:45 +0100
Subject: [PATCH 2/3] just make the param optional, jq also supports it

Signed-off-by: clux <sszynrae@gmail.com>
---
 yq.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/yq.rs b/yq.rs
index da8e25d..e47964c 100644
--- a/yq.rs
+++ b/yq.rs
@@ -107,7 +107,10 @@ struct Args {
 
 impl Args {
     fn jq_args(&self) -> Vec<String> {
-        let mut args = vec![self.jq_query.clone().unwrap_or_else(|| ".".into())];
+        let mut args = vec![];
+        if let Some(query) = &self.jq_query {
+            args.push(query.into())
+        }
         if self.compact_output {
             args.push("-c".into());
         }

From d1bbc702036e27fa38667cc4e443edffe030ab33 Mon Sep 17 00:00:00 2001
From: clux <sszynrae@gmail.com>
Date: Tue, 19 Sep 2023 10:15:12 +0100
Subject: [PATCH 3/3] paramless tests

Signed-off-by: clux <sszynrae@gmail.com>
---
 test/yq.test.bats | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/test/yq.test.bats b/test/yq.test.bats
index a179a54..fe61dbf 100644
--- a/test/yq.test.bats
+++ b/test/yq.test.bats
@@ -87,3 +87,10 @@
   run yq 'include "k"; . | gvk' -r -L$PWD/test/modules < test/grafana.yaml
   echo "$output" && echo "$output" | grep 'apps/v1.Deployment'
 }
+
+@test "paramless" {
+  run yq -y <<< '["foo"]'
+  echo "$output" && echo "$output" | grep '\- foo'
+  run yq <<< '"bar"'
+  echo "$output" && echo "$output" | grep '"bar"'
+}