// BuildSource invokes the compiler starting at the given root source file path.
func BuildSource(rootSourceFilePath string, debug bool, vcsDevelopmentDirectories ...string) bool {
// Disable logging unless the debug flag is on.
if !debug {
log.SetOutput(ioutil.Discard)
}
// Build a scope graph for the project. This will conduct parsing and type graph
// construction on our behalf.
log.Println("Starting build")
scopeResult := scopegraph.ParseAndBuildScopeGraph(rootSourceFilePath, vcsDevelopmentDirectories, CORE_LIBRARY)
outputWarnings(scopeResult.Warnings)
if !scopeResult.Status {
outputErrors(scopeResult.Errors)
return false
}
// Generate the program's source.
filename := path.Base(rootSourceFilePath) + ".js"
mapname := filename + ".map"
log.Println("Generating ES5")
generated, sourceMap, err := es5.GenerateES5(scopeResult.Graph, mapname, "")
if err != nil {
panic(err)
}
marshalledMap, err := sourceMap.Build().Marshal()
if err != nil {
panic(err)
}
generated += "\n//# sourceMappingURL=" + mapname
// Write the source and its map.
filepath := path.Join(path.Dir(rootSourceFilePath), filename)
mappath := path.Join(path.Dir(rootSourceFilePath), mapname)
log.Printf("Writing generated source to %s\n", filepath)
ioutil.WriteFile(filepath, []byte(generated), 0644)
ioutil.WriteFile(mappath, marshalledMap, 0644)
log.Println("Work completed")
return true
}
// Build performs the build of the source, writing the result to the response writer.
func (dt *developTransaction) Build(w http.ResponseWriter, r *http.Request) {
// Build a scope graph for the project. This will conduct parsing and type graph
// construction on our behalf.
scopeResult := scopegraph.ParseAndBuildScopeGraph(dt.rootSourceFilePath,
dt.vcsDevelopmentDirectories,
builder.CORE_LIBRARY)
if !scopeResult.Status {
dt.sourceMap = sourcemap.NewSourceMap(dt.name+".develop.js", "source/")
for _, warning := range scopeResult.Warnings {
dt.emitWarning(w, warning)
}
for _, err := range scopeResult.Errors {
dt.emitError(w, err)
}
dt.emitInfo(w, "Build failed")
dt.closeGroup(w)
} else {
// Generate the program's source.
generated, sourceMap, err := es5.GenerateES5(scopeResult.Graph, dt.name+".develop.js", "source/")
if err != nil {
panic(err)
}
dt.sourceMap = sourceMap
fmt.Fprint(w, generated)
dt.emitInfo(w, "Build completed successfully")
dt.closeGroup(w)
dt.offsetCount = len(strings.Split(string(generated), "\n"))
for _, warning := range scopeResult.Warnings {
dt.emitWarning(w, warning)
}
}
fmt.Fprintf(w, "//# sourceMappingURL=/%s.develop.js.map\n", dt.name)
}
// buildAndRunTests builds the source found at the given path and then runs its tests via the runner.
func buildAndRunTests(filePath string, runner TestRunner) (bool, error) {
log.Printf("Building %s...", filePath)
filename := path.Base(filePath)
scopeResult := scopegraph.ParseAndBuildScopeGraph(filePath,
[]string{},
builder.CORE_LIBRARY)
if !scopeResult.Status {
// TODO: better output
return false, fmt.Errorf("Compilation errors for test %s: %v", filePath, scopeResult.Errors)
}
// Generate the source.
generated, sourceMap, err := es5.GenerateES5(scopeResult.Graph, filename+".js", "")
if err != nil {
log.Fatal(err)
}
// Save the source (with an adjusted call), in a temporary directory.
moduleName := filename[0 : len(filename)-len(parser.SERULIAN_FILE_EXTENSION)]
adjusted := fmt.Sprintf(`
%s
window.Serulian.then(function(global) {
global.%s.TEST().then(function(a) {
}).catch(function(err) {
throw err;
})
})
//# sourceMappingURL=/%s.js.map
`, generated, moduleName, filename)
dir, err := ioutil.TempDir("", "testing")
if err != nil {
log.Fatal(err)
}
// Clean up once complete.
defer os.RemoveAll(dir)
// Write the source and map into the directory.
marshalled, err := sourceMap.Build().Marshal()
if err != nil {
log.Fatal(err)
}
err = ioutil.WriteFile(path.Join(dir, filename+".js"), []byte(adjusted), 0777)
if err != nil {
log.Fatal(err)
}
err = ioutil.WriteFile(path.Join(dir, filename+".js.map"), marshalled, 0777)
if err != nil {
log.Fatal(err)
}
// Call the runner with the test file.
return runner.Run(path.Join(dir, filename+".js"))
}