starting stuff

This commit is contained in:
conzer 2024-12-07 13:44:53 -05:00
parent 8a66ea7971
commit ed3c7d4278
7 changed files with 121 additions and 10 deletions

View file

@ -5,6 +5,7 @@ import (
"fmt"
"io/ioutil"
"strings"
"path/filepath"
)
// THE HYLIA PARSER
@ -28,14 +29,52 @@ func ParseFile(filename string) ([]Element, map[string]string, error) {
if err != nil {
return nil, nil, fmt.Errorf("failed to parse elements: %w", err)
}
importedElements := []Element{}
importedVariables := map[string]string{}
for _, element := range elements {
if element.Name == "import" {
importPath := extractAttributeValue("import", "src")
if importPath == "" {
return nil, nil, fmt.Errorf("Import is missing a source ('src' attribute)")
}
importFullPath := resolvePath(filename, importPath)
childElements, childVariables, err := ParseFile(importFullPath)
if err != nil {
return nil, nil, fmt.Errorf("failed to parse elements: %w", err)
}
importedElements = append(importedElements, childElements...)
for k, v := range childVariables {
importedVariables[k] = v
}
}
}
for k, v := range importedVariables {
if _, exists := variables[k]; !exists {
variables[k] = v
}
}
elements = append(importedElements, elements...)
return elements, variables, nil
}
func resolvePath(basePath, relativePath string) string {
dir := filepath.Dir(basePath)
return filepath.Join(dir, relativePath)
}
func parseElements(content, filename string) ([]Element, map[string]string, error) {
elements := []Element{}
variables := make(map[string]string)
classes := make(map[string]Element)
lines := strings.Split(content, "\n")
var currentElement *Element
@ -80,7 +119,40 @@ func parseElements(content, filename string) ([]Element, map[string]string, erro
nestedContent.Reset()
currentElement = nil
}
} else {
} else if strings.HasPrefix(line, "<class") {
if currentElement != nil {
currentElement.Content = nestedContent.String()
parsedNested, nestedVars, _ := parseElements(nestedContent.String(), filename)
currentElement.NestedElements = parsedNested
mergeVariables(variables, nestedVars)
elements = append(elements, *currentElement)
nestedContent.Reset()
currentElement = nil
}
name := extractAttributeValue(line, "name")
if name == "" {
return nil, nil, errors.New("class is missing a name ('name' attribute)")
}
currentElement = &Element{Name: name, FilePath: filename}
} else if strings.HasPrefix(line, "</class>") {
if currentElement != nil {
currentElement.Content = nestedContent.String()
parsedNested, nestedVars, _ := parseElements(nestedContent.String(), filename)
currentElement.NestedElements = parsedNested
mergeVariables(variables, nestedVars)
if classes == nil {
classes = make(map[string]Element)
}
classes[currentElement.Name] = *currentElement
nestedContent.Reset()
currentElement = nil
}
} else {
if currentElement != nil {
nestedContent.WriteString(line + "\n")
}