Files
lambda/cmd/lambda/lambda.go

68 lines
1.7 KiB
Go

package main
import (
"fmt"
"os"
"git.maximhutz.com/max/lambda/internal/cli"
"git.maximhutz.com/max/lambda/internal/config"
"git.maximhutz.com/max/lambda/internal/executer"
"git.maximhutz.com/max/lambda/internal/explanation"
"git.maximhutz.com/max/lambda/internal/performance"
"git.maximhutz.com/max/lambda/internal/statistics"
"git.maximhutz.com/max/lambda/pkg/convert"
"git.maximhutz.com/max/lambda/pkg/lambda"
"git.maximhutz.com/max/lambda/pkg/saccharine"
)
// Run main application.
func main() {
options, err := config.FromArgs()
cli.HandleError(err)
logger := options.GetLogger()
logger.Info("using program arguments", "args", os.Args)
logger.Info("parsed CLI options", "options", options)
input, err := options.Source.Pull()
cli.HandleError(err)
// Parse tokens.
tokens, err := saccharine.GetTokens(input)
cli.HandleError(err)
logger.Info("parsed tokens", "tokens", tokens)
// Turn tokens into syntax tree.
expression, err := saccharine.Parse(tokens)
cli.HandleError(err)
if options.Verbose {
logger.Info("parsed syntax tree", "tree", saccharine.Stringify(expression))
}
compiled := convert.SaccharineToLambda(expression)
if options.Verbose {
logger.Info("compiled lambda expression", "tree", lambda.Stringify(compiled))
}
process := executer.New(options, &compiled)
if options.Profile != "" {
profiler := performance.Track(options.Profile)
process.On("start", profiler.Start)
process.On("end", profiler.End)
}
if options.Explanation {
explanation.Track(process)
}
statistics := statistics.Track()
process.On("start", statistics.Start)
process.On("step", statistics.Step)
process.On("end", statistics.End)
process.Run()
fmt.Println(lambda.Stringify(compiled))
fmt.Fprint(os.Stderr, statistics.Results.String())
}