init

shell.v

@@ -0,0 +1,46 @@
+module shell
+
+import strings.textscanner
+
+const safe_chars = '%+,-./0123456789:=@ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz'
+
+// quote returns a shell-escaped version of string `s`.
+pub fn quote(s string) string {
+	if s == '' {
+		return "''"
+	}
+	if s.is_pure_ascii() && s.contains_only(safe_chars) {
+		return s
+	}
+	return "'" + s.replace("'", '\'"\'"\'') + "'"
+}
+
+// join joins `s` array members into a shell-escaped string.
+pub fn join(s []string) string {
+	mut quoted_args := []string{}
+	for arg in s {
+		quoted_args << quote(arg)
+	}
+	return quoted_args.join(' ')
+}
+
+// // join_all joins their arguments into a shell-escaped string.
+// pub fn join_all(s ...string) string {
+// 	return join(s)
+// }
+
+// split splits the string `s` into array using shell-like syntax.
+pub fn split(s string) []string {
+	return []string{}
+}
+
+pub struct Lexer {
+pub:
+	posix_mode    bool   = true
+	comment_chars string = '#'
+pub mut:
+	tokens []string
+}
+
+pub fn (mut x Lexer) process(s string) {
+}