Source file src/github.com/tetratelabs/wazero/config_example_test.go

Documentation: github.com/tetratelabs/wazero

     1  package wazero_test
     2  
     3  import (
     4  	"context"
     5  	_ "embed"
     6  	"log"
     7  
     8  	"github.com/tetratelabs/wazero"
     9  	"github.com/tetratelabs/wazero/api"
    10  )
    11  
    12  // This is a basic example of retrieving custom sections using RuntimeConfig.WithCustomSections.
    13  func Example_runtimeConfig_WithCustomSections() {
    14  	ctx := context.Background()
    15  	config := wazero.NewRuntimeConfig().WithCustomSections(true)
    16  
    17  	r := wazero.NewRuntimeWithConfig(ctx, config)
    18  	defer r.Close(ctx)
    19  
    20  	m, err := r.CompileModule(ctx, addWasm)
    21  	if err != nil {
    22  		log.Panicln(err)
    23  	}
    24  
    25  	if m.CustomSections() == nil {
    26  		log.Panicln("Custom sections should not be nil")
    27  	}
    28  
    29  	mustContain(m.CustomSections(), "producers")
    30  	mustContain(m.CustomSections(), "target_features")
    31  
    32  	// Output:
    33  	//
    34  }
    35  
    36  func mustContain(ss []api.CustomSection, name string) {
    37  	for _, s := range ss {
    38  		if s.Name() == name {
    39  			return
    40  		}
    41  	}
    42  	log.Panicf("Could not find section named %s\n", name)
    43  }
    44  

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