8000 Detect main.go in subdir when running air init with defaults by nesselchen · Pull Request #736 · air-verse/air · GitHub
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Detect main.go in subdir when running air init with defaults #736

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Detect main.go in subdir when running air init with defaults #736

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26 changes: 24 additions & 2 deletions runner/config.go
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D90F
Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ import (
"errors"
"flag"
"fmt"
"io/fs"
"os"
"path/filepath"
"reflect"
Expand Down Expand Up @@ -204,8 +205,9 @@ func readConfByName(name string) (*Config, error) {
}

func defaultConfig() Config {
entrypoint := inferEntrypoint()
build := cfgBuild{
Cmd: "go build -o ./tmp/main .",
Cmd: "go build -o ./tmp/main " + entrypoint,
Bin: "./tmp/main",
Log: "build-errors.log",
IncludeExt: []string{"go", "tpl", "tmpl", "html"},
Expand All @@ -223,7 +225,7 @@ func defaultConfig() Config {
}
if runtime.GOOS == PlatformWindows {
build.Bin = `tmp\main.exe`
build.Cmd = "go build -o ./tmp/main.exe ."
build.Cmd = "go build -o ./tmp/main.exe " + entrypoint
}
log := cfgLog{
AddTime: false,
Expand Down Expand Up @@ -254,6 +256,26 @@ func defaultConfig() Config {
}
}

func inferEntrypoint() string {
entrypoint := "."
if _, err := os.Stat("./main.go"); err == nil {
return entrypoint
}
filepath.Walk(".", func(path string, info fs.FileInfo, err error) error {
if err != nil {
return err
}
if name := info.Name(); name == "main.go" {
entrypoint = path
return fs.SkipAll
}
return nil
})

// default to . if no main.go is found anywhere in the tree
return entrypoint
}

func readConfig(path string) (*Config, error) {
data, err := os.ReadFile(path)
if err != nil {
Expand Down
0