Description
rtk json Cargo.toml fails with Failed to parse JSON / expected value at line 1 column 2. The error should indicate the file is not JSON.
Reproduction
rtk json Cargo.toml
# Error: Failed to parse JSON
# Caused by: expected value at line 1 column 2
Expected behavior
A clear error message like: Error: Cargo.toml is not a JSON file (detected TOML)
Suggestion
Detect file extension and suggest rtk deps for Cargo.toml or rtk read for other formats.
Description
rtk json Cargo.tomlfails withFailed to parse JSON/expected value at line 1 column 2. The error should indicate the file is not JSON.Reproduction
Expected behavior
A clear error message like:
Error: Cargo.toml is not a JSON file (detected TOML)Suggestion
Detect file extension and suggest
rtk depsfor Cargo.toml orrtk readfor other formats.