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More plugin docs and improve doc formatting

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This commit is contained in:
Zachary Yedidia
2020-02-08 18:31:06 -05:00
parent 6514b77e0d
commit 57c34e2248
12 changed files with 404 additions and 269 deletions
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4
internal/util/lua.go
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@@ -4,6 +4,8 @@ import (
"unicode/utf8"
)
// LuaRuneAt is a helper function for lua plugins to return the rune
// at an index within a string
func LuaRuneAt(str string, runeidx int) string {
i := 0
for len(str) > 0 {
@@ -20,6 +22,7 @@ func LuaRuneAt(str string, runeidx int) string {
return ""
}
// LuaGetLeadingWhitespace returns the leading whitespace of a string (used by lua plugins)
func LuaGetLeadingWhitespace(s string) string {
ws := []byte{}
for len(s) > 0 {
@@ -35,6 +38,7 @@ func LuaGetLeadingWhitespace(s string) string {
return string(ws)
}
// LuaIsWordChar returns true if the first rune in a string is a word character
func LuaIsWordChar(s string) bool {
r, _ := utf8.DecodeRuneInString(s)
return IsWordChar(r)