forked from blek/bshchk
52 lines
1.0 KiB
Go
52 lines
1.0 KiB
Go
package main
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"mvdan.cc/sh/v3/syntax"
|
|
)
|
|
|
|
func find(code string) ([]string, error) {
|
|
r := strings.NewReader(code)
|
|
f, err := syntax.NewParser().Parse(r, "")
|
|
if err != nil {
|
|
return make([]string, 0), err
|
|
}
|
|
|
|
var builtins = [...]string{"alias", "bind", "builtin", "caller", "command", "declare", "echo", "enable", "help", "let", "local", "logout", "mapfile", "printf", "read", "readarray", "source", "type", "typeset", "ulimit", "unalias"}
|
|
var deps []string
|
|
syntax.Walk(f, func(node syntax.Node) bool {
|
|
switch x := node.(type) {
|
|
case *syntax.CallExpr:
|
|
for i := range x.Args {
|
|
for _, part := range x.Args[i].Parts {
|
|
switch xx := part.(type) {
|
|
case *syntax.Lit:
|
|
deps = append(deps, xx.Value)
|
|
}
|
|
return true
|
|
}
|
|
}
|
|
}
|
|
|
|
return true
|
|
})
|
|
|
|
var finished_deps []string
|
|
|
|
for _, dep := range deps {
|
|
is_builtin := false
|
|
for _, builtin := range builtins {
|
|
if dep == builtin {
|
|
is_builtin = true
|
|
}
|
|
}
|
|
|
|
if !is_builtin {
|
|
finished_deps = append(finished_deps, dep)
|
|
}
|
|
}
|
|
|
|
return finished_deps, nil
|
|
}
|