diff options
| -rw-r--r-- | rc/extra/racer.kak | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/rc/extra/racer.kak b/rc/extra/racer.kak index 944e9c65..6e2b07b5 100644 --- a/rc/extra/racer.kak +++ b/rc/extra/racer.kak @@ -93,3 +93,56 @@ define-command racer-disable-autocomplete -docstring "Disable racer completion" remove-hooks window racer-autocomplete unalias window complete racer-complete } + +define-command racer-go-definition -docstring "Jump to where the rust identifier below the cursor is defined" %{ + %sh{ + dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-racer.XXXXXXXX) + printf %s\\n "set-option buffer racer_tmp_dir ${dir}" + printf %s\\n "evaluate-commands -no-hooks %{ write ${dir}/buf }" + } + %sh{ + dir=${kak_opt_racer_tmp_dir} + cursor="${kak_cursor_line} $((${kak_cursor_column} - 1))" + racer_data=$(racer --interface tab-text find-definition ${cursor} "${kak_buffile}" "${dir}/buf" | head -n 1) + + racer_match=$(printf %s\\n "$racer_data" | cut -f1 ) + if [ "$racer_match" = "MATCH" ]; then + racer_line=$(printf %s\\n "$racer_data" | cut -f3 ) + racer_column=$(printf %s\\n "$racer_data" | cut -f4 ) + racer_file=$(printf %s\\n "$racer_data" | cut -f5 ) + printf %s\\n "edit -existing '$racer_file' $racer_line $racer_column" + if [[ "$racer_file" == ${RUST_SRC_PATH}* ]]; then + printf %s\\n "set-option buffer readonly true" # The definition resides on the standard library, and the new buffer should be readonly + else + if [[ "$racer_file" == ${HOME}/.cargo/registry/src* ]]; then + printf %s\\n "set-option buffer readonly true" # The definition resides on an external crate, and the new buffer should be readonly + fi + fi + else + printf %s\\n "echo -debug 'racer could not find a definition'" + fi + } +} + +define-command racer-show-doc -docstring "Show the documentation about the rust identifier below the cursor" %{ + %sh{ + dir=$(mktemp -d "${TMPDIR:-/tmp}"/kak-racer.XXXXXXXX) + printf %s\\n "set-option buffer racer_tmp_dir ${dir}" + printf %s\\n "evaluate-commands -no-hooks %{ write ${dir}/buf }" + } + %sh{ + dir=${kak_opt_racer_tmp_dir} + cursor="${kak_cursor_line} ${kak_cursor_column}" + racer_data=$(racer --interface tab-text complete-with-snippet ${cursor} "${kak_buffile}" "${dir}/buf" | sed -n 2p ) + racer_match=$(printf %s\\n "$racer_data" | cut -f1) + if [ "$racer_match" = "MATCH" ]; then + racer_doc=$(printf %s\\n "$racer_data" | cut -f9 ) + racer_doc=$(printf %s\\n "$racer_doc" | + sed -e 's/^"\(.*\)"$/\1/g' | # Remove leading and trailing quotes + sed -e "s/@/\\\\@/g") # Escape all @ so that it can be properly used in the string expansion + printf "info %%@$racer_doc@" + else + printf %s\\n "echo -debug 'racer could not find a definition'" + fi + } +} |