3 files changed, 29 insertions, 22 deletions
diff --git a/patternutils/commands/targs.py b/patternutils/commands/targs.py
index b6fc509..a4f91e0 100644
--- a/patternutils/commands/targs.py
+++ b/patternutils/commands/targs.py
@@ -143,12 +143,11 @@ def targs(
             )
             raise SystemExit(1)
 
-    try:
-        render = template.get_render_function(command, "targs", engine=template_engine)
-    except RuntimeError:
-        click.secho("Jinja2 not installed!", fg="red", err=True)
-        raise SystemExit(1)
-
+    render = template.get_render_function(
+        command,
+        "targs",
+        engine=template_engine,
+    )
     commands = [render(r) for r in data]
 
     if editor:
diff --git a/patternutils/commands/tln.py b/patternutils/commands/tln.py
index 4e1e616..cd2d4fe 100644
--- a/patternutils/commands/tln.py
+++ b/patternutils/commands/tln.py
@@ -86,6 +86,12 @@ def link_file(source: str, destination: str, symbolic: bool) -> None:
     help="exit if a renamed path already exists",
 )
 @click.option(
+    "--abort-on-key-not-found",
+    is_flag=True,
+    default=False,
+    help="Exit if the specified key (specified by the --key option) is not found in the input JSON.",
+)
+@click.option(
     "-n",
     "--dry-run",
     is_flag=True,
@@ -113,6 +119,7 @@ def tln(
     key: str,
     stream: bool,
     abort_on_path_exist: bool,
+    abort_on_key_not_found: bool,
     dry_run: bool,
     verbose: bool,
 ) -> None:
@@ -134,15 +141,19 @@ def tln(
             click.secho("Multiple files found!", fg="red", err=True)
             raise SystemExit
 
+    render = template.get_render_function(
+        output_pattern,
+        "tln",
+        engine=template_engine,
+    )
+    new_filenames = dict()
     try:
-        render = template.get_render_function(
-            output_pattern, "tln", engine=template_engine
-        )
-    except RuntimeError:
-        click.secho("jinja2 not installed!", fg="red", err=True)
-        raise SystemExit
-
-    new_filenames = dict((entry["_abspath"], render(**entry)) for entry in data)
+        for entry in data:
+            new_filenames[entry[key]] = render(**entry)
+    except KeyError:
+        click.secho(f"Key '{key}' not found in input data.", fg="red", err=True)
+        if abort_on_key_not_found:
+            raise SystemExit(1)
 
     if editor:
         try:
diff --git a/patternutils/commands/tmv.py b/patternutils/commands/tmv.py
index 7ddcf8e..58a75e5 100644
--- a/patternutils/commands/tmv.py
+++ b/patternutils/commands/tmv.py
@@ -147,14 +147,11 @@ def tmv(
             )
             raise SystemExit(1)
 
-    try:
-        render = template.get_render_function(
-            output_pattern, "tmv", engine=template_engine
-        )
-    except RuntimeError:
-        click.secho("Jinja2 not installed!", fg="red", err=True)
-        raise SystemExit(1)
-
+    render = template.get_render_function(
+        output_pattern,
+        "tmv",
+        engine=template_engine,
+    )
     new_filenames = dict()
     try:
         for entry in data: