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mirror of https://github.com/wailsapp/wails.git synced 2025-05-04 07:29:56 +08:00
wails/v3/internal/generator/includes.go
Fabio Massaioli 37673eb24d
[v3] Fix binding generator bugs and prepare for Go 1.24 (#4045)
* Rename predicates source file

* Overhaul and document type predicates

* Fix model collection logic for named types

* Fix map key type rendering

* Fix map creation code

* Fix rendering of structs that implement marshaler interfaces

* Fix type cycle detection to take type args into account

* Fix enum and typeparam field initialisation

* Improve unsupported type warnings

* Remove internal models file

* Deduplicate template code

* Accept generic aliases in static analyser

* Support new `encoding/json` flag `omitzero`

* Handle special cases when rendering generic aliases

* Update npm test dependencies

* Test class aliases and implicit private dependencies

* Test marshaler combinations

* Test map key types

* Remove bad map keys from unrelated tests

* Test service discovery through generic aliases

* Test generic aliases

* Test warning messages

* Disable go1.24 tests

* Update changelog

* Restore rendering of injected lines in index file

* Test directives

* Add wails:ignore directive

* Fix typo

* Move injections to the bottom of service files

* Handle errors from closing files

* Do not emit messages when services define only lifecycle methods

* Add internal directive for services and models

* Update changelog

* Fix error in service templates

* Test internal directive on services/models

* Fix error in index template

* Base testdata updates

* Testdata for class aliases and implicit private dependencies

* Testdata for marshaler combinations

* Testdata for map key types

* Testdata for bad map key fixes

* Add weakly typed enums aka alias constants

* Testdata for enum and typeparam field fixes

* Testdata for generic aliases

* Testdata for warning messages

* Testdata for directives

* Testdata for weakly typed enums

* Update binding example

* Update services example

* Remove go1.24 testdata

* Update cli doc

* Fix analyser tests

* Fix windows tests... hopefully

* go mod tidy on examples

* Update bindings guide

---------

Co-authored-by: Lea Anthony <lea.anthony@gmail.com>
2025-02-09 09:44:34 +11:00

101 lines
2.9 KiB
Go

package generator
import (
"io"
"os"
"path/filepath"
"slices"
"strings"
"github.com/wailsapp/wails/v3/internal/generator/collect"
)
// generateIncludes copies included files to the package directory
// for the package summarised by the given index.
func (generator *Generator) generateIncludes(index *collect.PackageIndex) {
for name, path := range index.Package.Includes {
// Validate filename.
switch name {
case generator.renderer.ModelsFile():
if index.HasExportedModels {
generator.logger.Errorf(
"package %s: included file '%s' collides with models filename; please rename the file or choose a different filename for models",
index.Package.Path,
path,
)
return
}
case generator.renderer.IndexFile():
if !generator.options.NoIndex && !index.IsEmpty() {
generator.logger.Errorf(
"package %s: included file '%s' collides with JS/TS index filename; please rename the file or choose a different filename for JS/TS indexes",
index.Package.Path,
path,
)
return
}
}
// Validate against services.
service, ok := slices.BinarySearchFunc(index.Services, name, func(service *collect.ServiceInfo, name string) int {
return strings.Compare(generator.renderer.ServiceFile(service.Name), name)
})
if ok {
generator.logger.Errorf(
"package %s: included file '%s' collides with filename for service %s; please rename either the file or the service",
index.Package.Path,
path,
index.Services[service].Name,
)
return
}
// Copy file to destination in separate goroutine.
generator.scheduler.Schedule(func() {
src, err := os.Open(path)
if err != nil {
generator.logger.Errorf("%v", err)
generator.logger.Errorf("package %s: could not read included file '%s'", index.Package.Path, path)
return
}
defer src.Close()
stat, err := src.Stat()
if err != nil {
generator.logger.Errorf("%v", err)
generator.logger.Errorf("package %s: could not read included file '%s'", index.Package.Path, path)
return
}
if stat.IsDir() {
generator.logger.Errorf(
"package %s: included file '%s' is a directory; please glob or list all descendants explicitly",
index.Package.Path,
path,
)
return
}
dst, err := generator.creator.Create(filepath.Join(index.Package.Path, name))
if err != nil {
generator.logger.Errorf("%v", err)
generator.logger.Errorf("package %s: could not write included file '%s'", index.Package.Path, name)
return
}
defer func() {
if err := dst.Close(); err != nil {
generator.logger.Errorf("%v", err)
generator.logger.Errorf("package %s: could not write included file '%s'", index.Package.Path, name)
}
}()
_, err = io.Copy(dst, src)
if err != nil {
generator.logger.Errorf("%v", err)
generator.logger.Errorf("package %s: could not copy included file '%s'", index.Package.Path, name)
}
})
}
}