# https://golang.org/ # # Detection # ‾‾‾‾‾‾‾‾‾ hook global BufCreate .*\.go %{ set buffer mimetype "" set buffer filetype golang } # Highlighters # ‾‾‾‾‾‾‾‾‾‾‾‾ addhl -group / regions -default code golang \ back_string '`' '`' '' \ double_string '"' (?<!\\)(\\\\)*" '' \ single_string "'" (?<!\\)(\\\\)*' '' \ comment /\* \*/ '' \ comment '//' $ '' addhl -group /golang/back_string fill string addhl -group /golang/double_string fill string addhl -group /golang/single_string fill string addhl -group /golang/comment fill comment addhl -group /golang/code regex %{\<(false|true|nil)\>} 0:value addhl -group /golang/code regex %{-?([0-9]*\.(?!0[xX]))?\<([0-9]+|0[xX][0-9a-fA-F]+)\.?([eE][+-]?[0-9]+)?i?\>} 0:value addhl -group /golang/code regex \<(break|default|defer|else|fallthrough|for|func|go|goto|if|import|interface|make|new|package|range|return|select|case|switch|type|continue)\> 0:keyword addhl -group /golang/code regex \<(bool|byte|chan|complex128|complex64|float32|float64|int|int16|int32|int64|int8|interface|intptr|map|rune|string|struct|uint|uint16|uint32|uint64|uint8)\> 0:type addhl -group /golang/code regex \<(const)\> 0:attribute # Commands # ‾‾‾‾‾‾‾‾ def -hidden _golang-indent-on-new-line %~ eval -draft -itersel %= # preserve previous line indent try %{ exec -draft \;K<a-&> } # indent after lines ending with { or ( try %[ exec -draft k<a-x> <a-k> [{(]\h*$ <ret> j<a-gt> ] # cleanup trailing white spaces on the previous line try %{ exec -draft k<a-x> s \h+$ <ret>d } # align to opening paren of previous line try %{ exec -draft [( <a-k> \`\([^\n]+\n[^\n]*\n?\' <ret> s \`\(\h*.|.\' <ret> '<a-;>' & } # copy // comments prefix try %{ exec -draft \;<c-s>k<a-x> s ^\h*\K/{2,} <ret> y<c-o><c-o>P<esc> } # indent after a switch's case/default statements try %[ exec -draft k<a-x> <a-k> ^\h*(case|default).*:$ <ret> j<a-gt> ] # indent after if|else|while|for try %[ exec -draft \;<a-F>)MB <a-k> \`(if|else|while|for)\h*\(.*\)\h*\n\h*\n?\' <ret> s \`|.\' <ret> 1<a-&>1<a-space><a-gt> ] = ~ def -hidden _golang-indent-on-opening-curly-brace %[ # align indent with opening paren when { is entered on a new line after the closing paren try %[ exec -draft -itersel h<a-F>)M <a-k> \`\(.*\)\h*\n\h*\{\' <ret> s \`|.\' <ret> 1<a-&> ] ] def -hidden _golang-indent-on-closing-curly-brace %[ # align to opening curly brace when alone on a line try %[ exec -itersel -draft <a-h><a-k>^\h+\}$<ret>hms\`|.\'<ret>1<a-&> ] ] # Initialization # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾ hook global WinSetOption filetype=golang %{ addhl ref golang # cleanup trailing whitespaces when exiting insert mode hook window InsertEnd .* -group golang-hooks %{ try %{ exec -draft <a-x>s^\h+$<ret>d } } hook window InsertChar \n -group golang-indent _golang-indent-on-new-line hook window InsertChar \{ -group golang-indent _golang-indent-on-opening-curly-brace hook window InsertChar \} -group golang-indent _golang-indent-on-closing-curly-brace set window formatcmd "gofmt" } hook global WinSetOption filetype=(?!golang).* %{ rmhl golang rmhooks window golang-hooks rmhooks window golang-indent }