/
docs.go
83 lines (68 loc) · 1.6 KB
/
docs.go
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package docs
import (
"fmt"
"github.com/lmorg/murex/lang"
"github.com/lmorg/murex/lang/types"
"github.com/lmorg/murex/utils/json"
)
func init() {
lang.DefineFunction("murex-docs", cmdMurexDocs, types.String)
}
var (
// Definition stores the definitions for builtins.
Definition DocsFuncT
// Summary stores a one line summary of each builtins.
// This will be auto-populated by docgen
Summary map[string]string
// Synonym is used for builtins that might have more than one internal alias.
// This will be auto-populated by docgen
Synonym map[string]string
)
type DocsFuncT func(string) []byte
func cmdMurexDocs(p *lang.Process) error {
cmd, err := p.Parameters.String(0)
if err != nil {
return err
}
switch cmd {
case "--docs":
p.Stdout.SetDataType(types.Json)
b, err := json.Marshal(listDocs(), p.Stdout.IsTTY())
if err != nil {
return err
}
_, err = p.Stdout.Write(b)
return err
case "--digest", "--summary":
p.Stdout.SetDataType(types.String)
cmd, err := p.Parameters.String(1)
if err != nil {
return err
}
syn := Synonym[cmd]
if Summary[syn] == "" {
return fmt.Errorf("no summary found for command `%s`", cmd)
}
_, err = p.Stdout.Write([]byte(Summary[syn]))
return err
default:
p.Stdout.SetDataType(types.String)
syn := Synonym[cmd]
if syn == "" {
syn = cmd
}
b := Definition(syn)
if len(b) == 0 {
return fmt.Errorf("no documentation found for `%s`", cmd)
}
_, err = p.Stdout.Writeln(b)
return err
}
}
func listDocs() map[string]string {
m := make(map[string]string)
for k, v := range Synonym {
m[k] = Summary[v]
}
return m
}