示例#1
0
文件: get.go 项目: sparkymat/gen
func getTypewriterImports(c config) (typewriter.ImportSpecSet, error) {
	imports := typewriter.NewImportSpecSet()

	// check for existence of custom file
	if src, err := os.Open(c.customName); err == nil {
		defer src.Close()

		// custom file exists, parse its imports
		fset := token.NewFileSet()
		f, err := parser.ParseFile(fset, "", src, parser.ImportsOnly)
		if err != nil {
			return imports, err
		}

		// convert ast imports into ImportSpecs
		for _, v := range f.Imports {
			imp := typewriter.ImportSpec{
				Name: v.Name.Name,
				Path: strings.Trim(v.Path.Value, `"`), // lose the quotes
			}
			imports.Add(imp)
		}
	} else {
		// doesn't exist, use standard (clone it)
		imports = stdImports.Clone()
	}

	return imports, nil
}
示例#2
0
文件: run.go 项目: sparkymat/gen
func run(c config) error {
	imports := typewriter.NewImportSpecSet(
		typewriter.ImportSpec{Path: "fmt"},
		typewriter.ImportSpec{Path: "os"},
		typewriter.ImportSpec{Path: "regexp"},
		typewriter.ImportSpec{Path: "github.com/sparkymat/typewriter"},
	)

	return execute(runStandard, c, imports, runTmpl)
}
示例#3
0
文件: list.go 项目: sparkymat/gen
func list(c config) error {
	imports := typewriter.NewImportSpecSet(
		typewriter.ImportSpec{Path: "fmt"},
		typewriter.ImportSpec{Path: "os"},
		typewriter.ImportSpec{Path: "github.com/sparkymat/typewriter"},
	)

	listFunc := func(c config) error {
		app, err := typewriter.NewApp("+gen")

		if err != nil {
			return err
		}

		fmt.Fprintln(c.out, "Installed typewriters:")
		for _, tw := range app.TypeWriters {
			fmt.Fprintf(c.out, "  %s\n", tw.Name())
		}

		return nil
	}

	return execute(listFunc, c, imports, listTmpl)
}
示例#4
0
文件: config.go 项目: sparkymat/gen
package main

import (
	"io"
	"os"

	"github.com/sparkymat/typewriter"
)

type config struct {
	out        io.Writer
	customName string
	*typewriter.Config
}

var defaultConfig = config{
	out:        os.Stdout,
	customName: "_gen.go",
	Config:     &typewriter.Config{},
}

// keep in sync with imports.go
var stdImports = typewriter.NewImportSpecSet(
	typewriter.ImportSpec{Name: "_", Path: "github.com/clipperhouse/slice"},
	typewriter.ImportSpec{Name: "_", Path: "github.com/clipperhouse/stringer"},
)
示例#5
0
文件: run_test.go 项目: sparkymat/gen
func TestRun(t *testing.T) {
	// use custom name so test won't interfere with a real _gen.go
	c := defaultConfig
	c.customName = "_gen_run_test.go"

	sliceName := "dummy_slice_test.go"
	fooName := "dummy_foo_test.go"

	// standard run
	if err := run(c); err != nil {
		t.Fatal(err)
	}

	// gen file should exist
	if _, err := os.Stat(sliceName); err != nil {
		t.Error(err)
	}

	// foo file should not exist, not a standard typewriter
	if _, err := os.Stat(fooName); err == nil {
		t.Errorf("%s should not have been generated", fooName)
	}

	// remove just-gen'd file
	if err := os.Remove(sliceName); err != nil {
		t.Fatal(err)
	}

	// create a custom typewriter import file
	imports := typewriter.NewImportSpecSet(
		typewriter.ImportSpec{Name: "_", Path: "github.com/clipperhouse/foowriter"},
	)

	if err := createCustomFile(c, imports); err != nil {
		t.Fatal(err)
	}

	// custom run
	if err := run(c); err != nil {
		t.Error(err)
	}

	// clean up custom file, no longer needed
	if err := os.Remove(c.customName); err != nil {
		t.Fatal(err)
	}

	// foo file should exist
	if _, err := os.Stat(fooName); err != nil {
		t.Error(err)
	}

	// clean up foo file
	if err := os.Remove(fooName); err != nil {
		t.Fatal(err)
	}

	// gen file should not exist, because it was not included in the custom file
	if _, err := os.Stat(sliceName); err == nil {
		t.Errorf("%s should not have been generated", sliceName)
	}
}